./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2288653122 <...> ask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11695] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11694] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11695] <... futex resumed>) = 0 [pid 11695] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11694] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11695] <... socketpair resumed>[3, 4]) = 0 [pid 11695] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11695] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11694] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11694] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11695] <... futex resumed>) = 0 [pid 11694] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11694] <... futex resumed>) = 0 [pid 11695] <... sendmsg resumed>) = 0 [pid 11694] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11694] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11694] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11695] <... sendmsg resumed>) = 0 [pid 11694] <... mprotect resumed>) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11694] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11694] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11695] <... sendmsg resumed>) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11694] <... clone3 resumed> => {parent_tid=[11696]}, 88) = 11696 [pid 11694] rt_sigprocmask(SIG_SETMASK, [], [pid 11695] <... sendmsg resumed>) = 0 [pid 11694] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11694] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11694] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11695] <... sendmsg resumed>) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {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 11696 attached ) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11696] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11695] <... sendmsg resumed>) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11696] <... set_robust_list resumed>) = 0 [pid 11695] <... sendmsg resumed>) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11696] rt_sigprocmask(SIG_SETMASK, [], [pid 11695] <... sendmsg resumed>) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11696] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11695] <... sendmsg resumed>) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11695] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11695] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11696] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11696] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11694] <... futex resumed>) = 0 [pid 11694] exit_group(0) = ? [pid 11695] <... futex resumed>) = ? [pid 11695] +++ exited with 0 +++ [pid 11696] +++ exited with 0 +++ [pid 11694] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11694, si_uid=0, si_status=0, 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 11697 attached , child_tidptr=0x555575da9750) = 11697 [pid 11697] set_robust_list(0x555575da9760, 24) = 0 [pid 11697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11697] setpgid(0, 0) = 0 [pid 11697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11697] write(3, "1000", 4) = 4 executing program [pid 11697] close(3) = 0 [pid 11697] write(1, "executing program\n", 18) = 18 [pid 11697] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11697] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11697] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11697] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11697] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11698 attached => {parent_tid=[11698]}, 88) = 11698 [pid 11698] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11698] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11697] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11698] <... futex resumed>) = 0 [pid 11698] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11697] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11698] <... socketpair resumed>[3, 4]) = 0 [pid 11698] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11698] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11697] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11698] <... futex resumed>) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11697] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11698] <... sendmsg resumed>) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11697] <... futex resumed>) = 0 [pid 11698] <... sendmsg resumed>) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11697] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11697] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11697] <... mprotect resumed>) = 0 [pid 11698] <... sendmsg resumed>) = 0 [pid 11697] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11698] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11698] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11698] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11697] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11699 attached [pid 11699] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11699] rt_sigprocmask(SIG_SETMASK, [], [pid 11697] <... clone3 resumed> => {parent_tid=[11699]}, 88) = 11699 [pid 11699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11699] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11697] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11699] <... futex resumed>) = 0 [pid 11699] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11697] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11699] <... setsockopt resumed>) = 0 [pid 11699] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11699] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11697] exit_group(0) = ? [pid 11698] <... futex resumed>) = ? [pid 11698] +++ exited with 0 +++ [pid 11699] <... futex resumed>) = ? [pid 11699] +++ exited with 0 +++ [pid 11697] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11697, si_uid=0, si_status=0, 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 11700 attached , child_tidptr=0x555575da9750) = 11700 [pid 11700] set_robust_list(0x555575da9760, 24) = 0 [pid 11700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11700] setpgid(0, 0) = 0 [pid 11700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11700] write(3, "1000", 4) = 4 [pid 11700] close(3) = 0 [pid 11700] write(1, "executing program\n", 18executing program ) = 18 [pid 11700] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11700] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11700] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11700] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11700] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11701 attached => {parent_tid=[11701]}, 88) = 11701 [pid 11701] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11701] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11700] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11701] <... futex resumed>) = 0 [pid 11701] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11701] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11701] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11700] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11700] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11701] <... futex resumed>) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11700] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11701] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11701] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11700] <... futex resumed>) = 0 [pid 11700] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11700] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11700] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11700] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11702 attached [pid 11702] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11702] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11702] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11700] <... clone3 resumed> => {parent_tid=[11702]}, 88) = 11702 [pid 11700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11700] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11702] <... futex resumed>) = 0 [pid 11702] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11702] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11702] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11700] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11700] exit_group(0) = ? [pid 11701] <... futex resumed>) = ? [pid 11701] +++ exited with 0 +++ [pid 11702] <... futex resumed>) = ? [pid 11702] +++ exited with 0 +++ [pid 11700] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11700, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11703 ./strace-static-x86_64: Process 11703 attached [pid 11703] set_robust_list(0x555575da9760, 24) = 0 [pid 11703] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11703] setpgid(0, 0) = 0 [pid 11703] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11703] write(3, "1000", 4) = 4 [pid 11703] close(3) = 0 [pid 11703] write(1, "executing program\n", 18executing program ) = 18 [pid 11703] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11703] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11703] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11703] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11703] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11704 attached => {parent_tid=[11704]}, 88) = 11704 [pid 11704] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11704] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11704] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11703] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11704] <... futex resumed>) = 0 [pid 11704] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11704] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11704] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11703] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11703] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11704] <... futex resumed>) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11703] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11703] <... futex resumed>) = 0 [pid 11704] <... sendmsg resumed>) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11704] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11704] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11703] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11703] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11703] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11703] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11705 attached [pid 11705] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11705] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11705] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11703] <... clone3 resumed> => {parent_tid=[11705]}, 88) = 11705 [pid 11703] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11703] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11705] <... futex resumed>) = 0 [pid 11705] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11705] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11705] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11703] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11703] exit_group(0) = ? [pid 11704] <... futex resumed>) = ? [pid 11704] +++ exited with 0 +++ [pid 11705] <... futex resumed>) = ? [pid 11705] +++ exited with 0 +++ [pid 11703] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11703, si_uid=0, si_status=0, 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 11706 attached , child_tidptr=0x555575da9750) = 11706 [pid 11706] set_robust_list(0x555575da9760, 24) = 0 [pid 11706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11706] setpgid(0, 0) = 0 [pid 11706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11706] write(3, "1000", 4) = 4 [pid 11706] close(3) = 0 [pid 11706] write(1, "executing program\n", 18executing program ) = 18 [pid 11706] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11706] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11706] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11706] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11706] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11707 attached => {parent_tid=[11707]}, 88) = 11707 [pid 11707] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11707] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11707] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11706] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11707] <... futex resumed>) = 0 [pid 11707] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11707] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11707] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11706] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11706] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11707] <... futex resumed>) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11706] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11707] <... sendmsg resumed>) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11707] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11707] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11706] <... futex resumed>) = 0 [pid 11706] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11706] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11706] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11706] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11708 attached [pid 11708] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11708] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11706] <... clone3 resumed> => {parent_tid=[11708]}, 88) = 11708 [pid 11706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11706] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11708] <... futex resumed>) = 0 [pid 11706] <... futex resumed>) = 1 [pid 11708] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11708] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11708] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11706] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11706] exit_group(0) = ? [pid 11707] <... futex resumed>) = ? [pid 11707] +++ exited with 0 +++ [pid 11708] <... futex resumed>) = ? [pid 11708] +++ exited with 0 +++ [pid 11706] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11706, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11709 ./strace-static-x86_64: Process 11709 attached [pid 11709] set_robust_list(0x555575da9760, 24) = 0 [pid 11709] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11709] setpgid(0, 0) = 0 [pid 11709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11709] write(3, "1000", 4) = 4 [pid 11709] close(3executing program ) = 0 [pid 11709] write(1, "executing program\n", 18) = 18 [pid 11709] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11709] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11709] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11710 attached => {parent_tid=[11710]}, 88) = 11710 [pid 11710] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11710] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11710] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11709] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11710] <... futex resumed>) = 0 [pid 11709] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11710] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11710] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11709] <... futex resumed>) = 0 [pid 11709] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11709] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11709] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11709] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11709] <... clone3 resumed> => {parent_tid=[11711]}, 88) = 11711 [pid 11709] rt_sigprocmask(SIG_SETMASK, [], [pid 11710] <... sendmsg resumed>) = 0 [pid 11709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11709] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11709] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11711 attached [pid 11711] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11711] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11711] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11709] <... futex resumed>) = 0 [pid 11711] <... futex resumed>) = 1 [pid 11711] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11710] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11710] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11709] exit_group(0) = ? [pid 11711] <... futex resumed>) = ? [pid 11710] <... futex resumed>) = ? [pid 11711] +++ exited with 0 +++ [pid 11710] +++ exited with 0 +++ [pid 11709] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11709, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11712 ./strace-static-x86_64: Process 11712 attached [pid 11712] set_robust_list(0x555575da9760, 24) = 0 [pid 11712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11712] setpgid(0, 0) = 0 [pid 11712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11712] write(3, "1000", 4) = 4 [pid 11712] close(3) = 0 [pid 11712] write(1, "executing program\n", 18executing program ) = 18 [pid 11712] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11712] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11712] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11712] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11712] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11712] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11713 attached => {parent_tid=[11713]}, 88) = 11713 [pid 11713] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11713] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11712] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11713] <... futex resumed>) = 0 [pid 11713] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11712] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11713] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11713] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11712] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11713] <... futex resumed>) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11712] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11712] <... futex resumed>) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11713] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11712] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11713] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11713] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11712] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11712] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11712] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11712] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11714]}, 88) = 11714 ./strace-static-x86_64: Process 11714 attached [pid 11712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11712] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11712] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11714] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11714] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11714] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11712] <... futex resumed>) = 0 [pid 11712] exit_group(0) = ? [pid 11713] <... futex resumed>) = ? [pid 11713] +++ exited with 0 +++ [pid 11714] +++ exited with 0 +++ [pid 11712] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11712, si_uid=0, si_status=0, 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 11715 attached , child_tidptr=0x555575da9750) = 11715 [pid 11715] set_robust_list(0x555575da9760, 24) = 0 [pid 11715] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11715] setpgid(0, 0) = 0 [pid 11715] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11715] write(3, "1000", 4) = 4 [pid 11715] close(3) = 0 [pid 11715] write(1, "executing program\n", 18executing program ) = 18 [pid 11715] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11715] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11715] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11715] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11715] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11716 attached [pid 11716] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11715] <... clone3 resumed> => {parent_tid=[11716]}, 88) = 11716 [pid 11716] <... set_robust_list resumed>) = 0 [pid 11715] rt_sigprocmask(SIG_SETMASK, [], [pid 11716] rt_sigprocmask(SIG_SETMASK, [], [pid 11715] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11716] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11715] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11716] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11715] <... futex resumed>) = 0 [pid 11715] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11716] <... socketpair resumed>[3, 4]) = 0 [pid 11716] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11715] <... futex resumed>) = 0 [pid 11715] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11715] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11715] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11715] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11715] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11716] <... sendmsg resumed>) = 0 [pid 11715] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11715] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11717]}, 88) = 11717 [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11715] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11715] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11717 attached [pid 11717] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11716] <... sendmsg resumed>) = 0 [pid 11717] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11717] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11715] <... futex resumed>) = 0 [pid 11717] <... futex resumed>) = 1 [pid 11717] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11716] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11716] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11715] exit_group(0 [pid 11717] <... futex resumed>) = 231 [pid 11716] <... futex resumed>) = ? [pid 11715] <... exit_group resumed>) = ? [pid 11716] +++ exited with 0 +++ [pid 11717] +++ exited with 0 +++ [pid 11715] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11715, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11718 ./strace-static-x86_64: Process 11718 attached [pid 11718] set_robust_list(0x555575da9760, 24) = 0 [pid 11718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11718] setpgid(0, 0) = 0 [pid 11718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11718] write(3, "1000", 4) = 4 [pid 11718] close(3) = 0 [pid 11718] write(1, "executing program\n", 18executing program ) = 18 [pid 11718] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11718] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11718] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11718] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11718] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11719 attached => {parent_tid=[11719]}, 88) = 11719 [pid 11719] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11719] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11719] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11718] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11719] <... futex resumed>) = 0 [pid 11719] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11719] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11719] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11718] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11718] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11719] <... futex resumed>) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11718] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11718] <... futex resumed>) = 0 [pid 11719] <... sendmsg resumed>) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11718] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11719] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11719] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11719] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11718] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11718] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11718] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11718] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11720 attached => {parent_tid=[11720]}, 88) = 11720 [pid 11720] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11720] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11720] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11718] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11720] <... futex resumed>) = 0 [pid 11718] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11720] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11720] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11718] <... futex resumed>) = 0 [pid 11720] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11718] exit_group(0 [pid 11719] <... futex resumed>) = ? [pid 11718] <... exit_group resumed>) = ? [pid 11719] +++ exited with 0 +++ [pid 11720] <... futex resumed>) = ? [pid 11720] +++ exited with 0 +++ [pid 11718] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11718, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11721 ./strace-static-x86_64: Process 11721 attached [pid 11721] set_robust_list(0x555575da9760, 24) = 0 [pid 11721] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11721] setpgid(0, 0) = 0 [pid 11721] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11721] write(3, "1000", 4) = 4 [pid 11721] close(3) = 0 [pid 11721] write(1, "executing program\n", 18executing program ) = 18 [pid 11721] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11721] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11721] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11721] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11721] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11721] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11722 attached => {parent_tid=[11722]}, 88) = 11722 [pid 11722] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11722] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11721] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11722] <... futex resumed>) = 0 [pid 11722] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11721] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11722] <... socketpair resumed>[3, 4]) = 0 [pid 11722] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11721] <... futex resumed>) = 0 [pid 11721] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11721] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11721] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11721] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11721] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11721] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11721] <... clone3 resumed> => {parent_tid=[11723]}, 88) = 11723 [pid 11721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11721] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11721] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11723 attached [pid 11723] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11723] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11723] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11721] <... futex resumed>) = 0 [pid 11723] <... futex resumed>) = 1 [pid 11723] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11722] <... sendmsg resumed>) = 0 [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11722] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11722] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11721] exit_group(0 [pid 11722] <... futex resumed>) = ? [pid 11721] <... exit_group resumed>) = ? [pid 11722] +++ exited with 0 +++ [pid 11723] <... futex resumed>) = ? [pid 11723] +++ exited with 0 +++ [pid 11721] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11721, si_uid=0, si_status=0, 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 11724 attached , child_tidptr=0x555575da9750) = 11724 [pid 11724] set_robust_list(0x555575da9760, 24) = 0 [pid 11724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11724] setpgid(0, 0) = 0 [pid 11724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11724] write(3, "1000", 4) = 4 [pid 11724] close(3) = 0 [pid 11724] write(1, "executing program\n", 18executing program ) = 18 [pid 11724] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11724] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11724] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11724] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11724] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11725 attached => {parent_tid=[11725]}, 88) = 11725 [pid 11725] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11725] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11724] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11725] <... futex resumed>) = 0 [pid 11725] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11725] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11725] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11724] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11724] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11725] <... futex resumed>) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11724] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11724] <... futex resumed>) = 0 [pid 11724] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11725] <... sendmsg resumed>) = 0 [pid 11724] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11724] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11725] <... sendmsg resumed>) = 0 [pid 11724] <... mprotect resumed>) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11724] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11725] <... sendmsg resumed>) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11724] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11724] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11725] <... sendmsg resumed>) = 0 [pid 11724] <... clone3 resumed> => {parent_tid=[11726]}, 88) = 11726 ./strace-static-x86_64: Process 11726 attached [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11724] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11724] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11726] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11725] <... sendmsg resumed>) = 0 [pid 11724] <... futex resumed>) = 0 [pid 11724] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11726] <... set_robust_list resumed>) = 0 [pid 11726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11726] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11726] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11724] <... futex resumed>) = 0 [pid 11726] <... futex resumed>) = 1 [pid 11726] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11725] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11725] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11724] exit_group(0 [pid 11725] <... futex resumed>) = ? [pid 11724] <... exit_group resumed>) = ? [pid 11725] +++ exited with 0 +++ [pid 11726] <... futex resumed>) = ? [pid 11726] +++ exited with 0 +++ [pid 11724] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11724, si_uid=0, si_status=0, 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 11727 attached , child_tidptr=0x555575da9750) = 11727 [pid 11727] set_robust_list(0x555575da9760, 24) = 0 [pid 11727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11727] setpgid(0, 0) = 0 [pid 11727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11727] write(3, "1000", 4executing program ) = 4 [pid 11727] close(3) = 0 [pid 11727] write(1, "executing program\n", 18) = 18 [pid 11727] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11727] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11727] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11727] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11728 attached => {parent_tid=[11728]}, 88) = 11728 [pid 11728] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11728] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11727] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11728] <... futex resumed>) = 0 [pid 11728] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11728] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11727] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11728] <... futex resumed>) = 0 [pid 11728] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11727] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11728] <... futex resumed>) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11727] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11728] <... sendmsg resumed>) = 0 [pid 11727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11727] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11727] <... mprotect resumed>) = 0 [pid 11728] <... sendmsg resumed>) = 0 [pid 11727] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11727] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11728] <... sendmsg resumed>) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11727] <... clone3 resumed> => {parent_tid=[11729]}, 88) = 11729 [pid 11727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11728] <... sendmsg resumed>) = 0 [pid 11727] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11727] <... futex resumed>) = 0 [pid 11727] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11728] <... sendmsg resumed>) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11728] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11728] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11729 attached [pid 11729] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11729] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11729] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11729] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11727] <... futex resumed>) = 0 [pid 11729] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11727] exit_group(0) = ? [pid 11728] <... futex resumed>) = ? [pid 11728] +++ exited with 0 +++ [pid 11729] <... futex resumed>) = ? [pid 11729] +++ exited with 0 +++ [pid 11727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11727, si_uid=0, si_status=0, 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 11730 attached , child_tidptr=0x555575da9750) = 11730 [pid 11730] set_robust_list(0x555575da9760, 24) = 0 [pid 11730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11730] setpgid(0, 0) = 0 [pid 11730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11730] write(3, "1000", 4) = 4 [pid 11730] close(3) = 0 executing program [pid 11730] write(1, "executing program\n", 18) = 18 [pid 11730] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11730] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11730] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11730] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11730] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11731 attached [pid 11731] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11731] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11730] <... clone3 resumed> => {parent_tid=[11731]}, 88) = 11731 [pid 11730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11730] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11731] <... futex resumed>) = 0 [pid 11730] <... futex resumed>) = 1 [pid 11731] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11730] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11731] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11731] <... futex resumed>) = 0 [pid 11731] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11730] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11731] <... futex resumed>) = 0 [pid 11730] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11730] <... futex resumed>) = 0 [pid 11730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11731] <... sendmsg resumed>) = 0 [pid 11730] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11730] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11731] <... sendmsg resumed>) = 0 [pid 11730] <... mprotect resumed>) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11730] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11731] <... sendmsg resumed>) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11730] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11731] <... sendmsg resumed>) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11730] <... clone3 resumed> => {parent_tid=[11732]}, 88) = 11732 [pid 11730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11730] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11730] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11731] <... sendmsg resumed>) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] sendmsg(4, {msg_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 11732 attached [pid 11731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11731] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11731] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11732] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11732] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11732] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11732] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11730] <... futex resumed>) = 0 [pid 11730] exit_group(0) = ? [pid 11731] <... futex resumed>) = ? [pid 11731] +++ exited with 0 +++ [pid 11732] +++ exited with 0 +++ [pid 11730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11730, si_uid=0, si_status=0, 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 11733 attached , child_tidptr=0x555575da9750) = 11733 [pid 11733] set_robust_list(0x555575da9760, 24) = 0 [pid 11733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11733] setpgid(0, 0) = 0 [pid 11733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11733] write(3, "1000", 4) = 4 [pid 11733] close(3executing program ) = 0 [pid 11733] write(1, "executing program\n", 18) = 18 [pid 11733] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11733] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11733] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11733] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11734 attached => {parent_tid=[11734]}, 88) = 11734 [pid 11733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11733] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11733] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11734] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11734] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11734] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11733] <... futex resumed>) = 0 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11734] <... sendmsg resumed>) = 0 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11734] <... sendmsg resumed>) = 0 [pid 11733] <... futex resumed>) = 0 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11734] <... sendmsg resumed>) = 0 [pid 11733] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11734] <... sendmsg resumed>) = 0 [pid 11733] <... mprotect resumed>) = 0 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11734] <... sendmsg resumed>) = 0 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11734] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 11735 attached [pid 11735] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11735] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11735] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] <... clone3 resumed> => {parent_tid=[11735]}, 88) = 11735 [pid 11733] rt_sigprocmask(SIG_SETMASK, [], [pid 11734] <... sendmsg resumed>) = 0 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11734] <... sendmsg resumed>) = 0 [pid 11733] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] <... futex resumed>) = 1 [pid 11735] <... futex resumed>) = 0 [pid 11735] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11735] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11735] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11733] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11734] <... sendmsg resumed>) = 0 [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11734] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11734] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11734] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11733] exit_group(0 [pid 11734] <... futex resumed>) = ? [pid 11733] <... exit_group resumed>) = ? [pid 11734] +++ exited with 0 +++ [pid 11735] <... futex resumed>) = ? [pid 11735] +++ exited with 0 +++ [pid 11733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11736 ./strace-static-x86_64: Process 11736 attached [pid 11736] set_robust_list(0x555575da9760, 24) = 0 [pid 11736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11736] setpgid(0, 0) = 0 [pid 11736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11736] write(3, "1000", 4) = 4 [pid 11736] close(3) = 0 [pid 11736] write(1, "executing program\n", 18executing program ) = 18 [pid 11736] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11736] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11736] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11737 attached => {parent_tid=[11737]}, 88) = 11737 [pid 11737] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11737] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11737] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11736] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11737] <... futex resumed>) = 0 [pid 11737] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11736] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11737] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11737] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11736] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11737] <... futex resumed>) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11736] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11736] <... futex resumed>) = 0 [pid 11736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11737] <... sendmsg resumed>) = 0 [pid 11736] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11736] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11737] <... sendmsg resumed>) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11736] <... mprotect resumed>) = 0 [pid 11737] <... sendmsg resumed>) = 0 [pid 11736] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11736] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11737] <... sendmsg resumed>) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11736] <... clone3 resumed> => {parent_tid=[11738]}, 88) = 11738 [pid 11737] <... sendmsg resumed>) = 0 [pid 11736] rt_sigprocmask(SIG_SETMASK, [], [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11736] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11737] <... sendmsg resumed>) = 0 [pid 11736] <... futex resumed>) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11736] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11737] <... sendmsg resumed>) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] sendmsg(4, {msg_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 11738 attached [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11738] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11737] <... sendmsg resumed>) = 0 [pid 11737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11737] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11737] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11738] <... set_robust_list resumed>) = 0 [pid 11738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11738] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11738] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11736] <... futex resumed>) = 0 [pid 11736] exit_group(0) = ? [pid 11737] <... futex resumed>) = ? [pid 11737] +++ exited with 0 +++ [pid 11738] +++ exited with 0 +++ [pid 11736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11736, si_uid=0, si_status=0, 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 11739 attached , child_tidptr=0x555575da9750) = 11739 [pid 11739] set_robust_list(0x555575da9760, 24) = 0 [pid 11739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11739] setpgid(0, 0) = 0 [pid 11739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11739] write(3, "1000", 4) = 4 [pid 11739] close(3) = 0 [pid 11739] write(1, "executing program\n", 18executing program ) = 18 [pid 11739] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11739] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11739] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11739] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11739] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11740 attached => {parent_tid=[11740]}, 88) = 11740 [pid 11740] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11740] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11739] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11740] <... futex resumed>) = 0 [pid 11739] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11740] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11740] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11740] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11739] <... futex resumed>) = 0 [pid 11739] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11740] <... futex resumed>) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11739] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11740] <... sendmsg resumed>) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11739] <... futex resumed>) = 0 [pid 11739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11739] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11740] <... sendmsg resumed>) = 0 [pid 11739] <... mprotect resumed>) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11739] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11739] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11740] <... sendmsg resumed>) = 0 [pid 11739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11739] <... clone3 resumed> => {parent_tid=[11741]}, 88) = 11741 [pid 11739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11740] <... sendmsg resumed>) = 0 [pid 11739] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11739] <... futex resumed>) = 0 [pid 11739] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11740] <... sendmsg resumed>) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {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 11741 attached ) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11741] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11741] rt_sigprocmask(SIG_SETMASK, [], [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11741] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11740] <... sendmsg resumed>) = 0 [pid 11741] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11741] <... setsockopt resumed>) = 0 [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11741] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11740] <... sendmsg resumed>) = 0 [pid 11741] <... futex resumed>) = 1 [pid 11739] <... futex resumed>) = 0 [pid 11741] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11740] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11740] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11739] exit_group(0) = ? [pid 11741] <... futex resumed>) = ? [pid 11740] <... futex resumed>) = ? [pid 11741] +++ exited with 0 +++ [pid 11740] +++ exited with 0 +++ [pid 11739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11742 ./strace-static-x86_64: Process 11742 attached [pid 11742] set_robust_list(0x555575da9760, 24) = 0 [pid 11742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11742] setpgid(0, 0) = 0 [pid 11742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11742] write(3, "1000", 4) = 4 [pid 11742] close(3) = 0 [pid 11742] write(1, "executing program\n", 18executing program ) = 18 [pid 11742] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11742] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11742] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11742] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11743 attached => {parent_tid=[11743]}, 88) = 11743 [pid 11743] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11743] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11742] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11743] <... futex resumed>) = 0 [pid 11742] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11743] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11743] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11742] <... futex resumed>) = 0 [pid 11742] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11742] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11742] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11742] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11742] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11743] <... sendmsg resumed>) = 0 [pid 11742] <... clone3 resumed> => {parent_tid=[11744]}, 88) = 11744 [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11742] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11742] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11744 attached [pid 11744] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11744] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11744] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11744] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11742] <... futex resumed>) = 0 [pid 11744] <... futex resumed>) = 1 [pid 11743] <... sendmsg resumed>) = 0 [pid 11744] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11743] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11743] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11742] exit_group(0 [pid 11743] <... futex resumed>) = ? [pid 11742] <... exit_group resumed>) = ? [pid 11743] +++ exited with 0 +++ [pid 11744] <... futex resumed>) = ? [pid 11744] +++ exited with 0 +++ [pid 11742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11745 ./strace-static-x86_64: Process 11745 attached [pid 11745] set_robust_list(0x555575da9760, 24) = 0 [pid 11745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11745] setpgid(0, 0) = 0 [pid 11745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11745] write(3, "1000", 4) = 4 [pid 11745] close(3) = 0 executing program [pid 11745] write(1, "executing program\n", 18) = 18 [pid 11745] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11745] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11745] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11745] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11746 attached [pid 11746] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11746] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11745] <... clone3 resumed> => {parent_tid=[11746]}, 88) = 11746 [pid 11745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11745] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11746] <... futex resumed>) = 0 [pid 11745] <... futex resumed>) = 1 [pid 11746] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11745] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11746] <... socketpair resumed>[3, 4]) = 0 [pid 11746] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11746] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11745] <... futex resumed>) = 0 [pid 11745] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11746] <... futex resumed>) = 0 [pid 11745] <... futex resumed>) = 1 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11745] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11746] <... sendmsg resumed>) = 0 [pid 11745] <... futex resumed>) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11746] <... sendmsg resumed>) = 0 [pid 11745] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11745] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11746] <... sendmsg resumed>) = 0 [pid 11745] <... mprotect resumed>) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11745] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11746] <... sendmsg resumed>) = 0 [pid 11745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11745] <... clone3 resumed> => {parent_tid=[11747]}, 88) = 11747 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11745] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11746] <... sendmsg resumed>) = 0 [pid 11745] <... futex resumed>) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11745] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11746] <... sendmsg resumed>) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {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 11747 attached ) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11747] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11746] <... sendmsg resumed>) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11747] <... set_robust_list resumed>) = 0 [pid 11746] <... sendmsg resumed>) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11746] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11746] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11747] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11747] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11747] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11745] <... futex resumed>) = 0 [pid 11747] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11745] exit_group(0) = ? [pid 11746] <... futex resumed>) = ? [pid 11746] +++ exited with 0 +++ [pid 11747] <... futex resumed>) = ? [pid 11747] +++ exited with 0 +++ [pid 11745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11745, si_uid=0, si_status=0, 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 11748 attached , child_tidptr=0x555575da9750) = 11748 [pid 11748] set_robust_list(0x555575da9760, 24) = 0 [pid 11748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11748] setpgid(0, 0) = 0 [pid 11748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11748] write(3, "1000", 4) = 4 executing program [pid 11748] close(3) = 0 [pid 11748] write(1, "executing program\n", 18) = 18 [pid 11748] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11748] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11748] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11749 attached => {parent_tid=[11749]}, 88) = 11749 [pid 11748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11748] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11748] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11749] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11749] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11749] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11749] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11748] <... futex resumed>) = 0 [pid 11748] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11748] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11748] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11748] <... clone3 resumed> => {parent_tid=[11750]}, 88) = 11750 [pid 11749] <... sendmsg resumed>) = 0 [pid 11748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11748] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11749] <... sendmsg resumed>) = 0 [pid 11748] <... futex resumed>) = 0 [pid 11748] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11749] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11749] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11750 attached [pid 11750] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11750] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11750] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11750] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11748] <... futex resumed>) = 0 [pid 11748] exit_group(0 [pid 11749] <... futex resumed>) = ? [pid 11748] <... exit_group resumed>) = ? [pid 11749] +++ exited with 0 +++ [pid 11750] <... futex resumed>) = ? [pid 11750] +++ exited with 0 +++ [pid 11748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11751 ./strace-static-x86_64: Process 11751 attached [pid 11751] set_robust_list(0x555575da9760, 24) = 0 [pid 11751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11751] setpgid(0, 0) = 0 [pid 11751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11751] write(3, "1000", 4) = 4 [pid 11751] close(3) = 0 [pid 11751] write(1, "executing program\n", 18executing program ) = 18 [pid 11751] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11751] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11751] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11751] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11752 attached => {parent_tid=[11752]}, 88) = 11752 [pid 11752] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11752] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11751] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11752] <... futex resumed>) = 0 [pid 11751] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11752] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11752] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11752] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11751] <... futex resumed>) = 0 [pid 11751] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11752] <... futex resumed>) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11751] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11752] <... sendmsg resumed>) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11751] <... futex resumed>) = 0 [pid 11752] <... sendmsg resumed>) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11752] <... sendmsg resumed>) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11751] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11751] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11752] <... sendmsg resumed>) = 0 [pid 11751] <... mprotect resumed>) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11751] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11752] <... sendmsg resumed>) = 0 [pid 11751] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11752] <... sendmsg resumed>) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11751] <... clone3 resumed> => {parent_tid=[11753]}, 88) = 11753 [pid 11751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11752] <... sendmsg resumed>) = 0 [pid 11751] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11751] <... futex resumed>) = 0 [pid 11751] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11752] <... sendmsg resumed>) = 0 [pid 11752] sendmsg(4, {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 11753 attached ) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11752] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11752] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11753] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11753] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11753] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11751] <... futex resumed>) = 0 [pid 11751] exit_group(0) = ? [pid 11752] <... futex resumed>) = ? [pid 11752] +++ exited with 0 +++ [pid 11753] +++ exited with 0 +++ [pid 11751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11751, si_uid=0, si_status=0, 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 11754 attached , child_tidptr=0x555575da9750) = 11754 [pid 11754] set_robust_list(0x555575da9760, 24) = 0 [pid 11754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11754] setpgid(0, 0) = 0 [pid 11754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11754] write(3, "1000", 4) = 4 [pid 11754] close(3) = 0 [pid 11754] write(1, "executing program\n", 18executing program ) = 18 [pid 11754] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11754] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11754] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11754] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11754] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11755]}, 88) = 11755 ./strace-static-x86_64: Process 11755 attached [pid 11754] rt_sigprocmask(SIG_SETMASK, [], [pid 11755] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11754] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11754] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11755] <... set_robust_list resumed>) = 0 [pid 11755] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11755] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11755] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11754] <... futex resumed>) = 0 [pid 11754] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11754] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11754] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11754] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11756]}, 88) = 11756 [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11754] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11754] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11754] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11756 attached [pid 11756] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11756] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11756] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11756] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11754] <... futex resumed>) = 0 [pid 11756] <... futex resumed>) = 1 [pid 11756] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11755] <... sendmsg resumed>) = 0 [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11755] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11755] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11754] exit_group(0) = ? [pid 11755] <... futex resumed>) = ? [pid 11755] +++ exited with 0 +++ [pid 11756] <... futex resumed>) = ? [pid 11756] +++ exited with 0 +++ [pid 11754] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11757 ./strace-static-x86_64: Process 11757 attached [pid 11757] set_robust_list(0x555575da9760, 24) = 0 [pid 11757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11757] setpgid(0, 0) = 0 [pid 11757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11757] write(3, "1000", 4) = 4 [pid 11757] close(3) = 0 [pid 11757] write(1, "executing program\n", 18executing program ) = 18 [pid 11757] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11757] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11757] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11757] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11757] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11757] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11758 attached => {parent_tid=[11758]}, 88) = 11758 [pid 11758] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11757] rt_sigprocmask(SIG_SETMASK, [], [pid 11758] <... set_robust_list resumed>) = 0 [pid 11758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11758] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11757] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11757] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11758] <... futex resumed>) = 0 [pid 11757] <... futex resumed>) = 1 [pid 11758] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11757] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11758] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11757] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11758] <... futex resumed>) = 0 [pid 11758] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11757] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11758] <... futex resumed>) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11757] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11757] <... futex resumed>) = 0 [pid 11757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11757] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11758] <... sendmsg resumed>) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11757] <... mprotect resumed>) = 0 [pid 11758] <... sendmsg resumed>) = 0 [pid 11757] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11757] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11757] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11758] <... sendmsg resumed>) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11757] <... clone3 resumed> => {parent_tid=[11759]}, 88) = 11759 [pid 11757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11758] <... sendmsg resumed>) = 0 [pid 11757] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11757] <... futex resumed>) = 0 [pid 11758] <... sendmsg resumed>) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11757] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] sendmsg(4, {msg_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 11759 attached [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11759] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11758] <... sendmsg resumed>) = 0 [pid 11758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11758] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11758] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11759] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11759] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11757] <... futex resumed>) = 0 [pid 11757] exit_group(0) = ? [pid 11758] <... futex resumed>) = ? [pid 11758] +++ exited with 0 +++ [pid 11759] +++ exited with 0 +++ [pid 11757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11757, si_uid=0, si_status=0, 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 11760 attached , child_tidptr=0x555575da9750) = 11760 [pid 11760] set_robust_list(0x555575da9760, 24) = 0 [pid 11760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11760] setpgid(0, 0) = 0 [pid 11760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11760] write(3, "1000", 4) = 4 [pid 11760] close(3) = 0 [pid 11760] write(1, "executing program\n", 18executing program ) = 18 [pid 11760] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11760] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11760] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11760] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11760] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11761 attached => {parent_tid=[11761]}, 88) = 11761 [pid 11760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11760] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11760] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11761] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11761] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11761] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11761] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11760] <... futex resumed>) = 0 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11760] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11761] <... sendmsg resumed>) = 0 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11760] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11761] <... sendmsg resumed>) = 0 [pid 11760] <... futex resumed>) = 0 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11761] <... sendmsg resumed>) = 0 [pid 11760] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11760] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11761] <... sendmsg resumed>) = 0 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11760] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11761] <... sendmsg resumed>) = 0 [pid 11760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11761] sendmsg(4, {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 11762 attached [pid 11762] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11762] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11761] <... sendmsg resumed>) = 0 [pid 11760] <... clone3 resumed> => {parent_tid=[11762]}, 88) = 11762 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11760] rt_sigprocmask(SIG_SETMASK, [], [pid 11761] <... sendmsg resumed>) = 0 [pid 11760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11760] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11761] <... sendmsg resumed>) = 0 [pid 11762] <... futex resumed>) = 0 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11760] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11762] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11762] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11762] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11760] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11761] <... sendmsg resumed>) = 0 [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11761] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11761] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11760] exit_group(0 [pid 11762] <... futex resumed>) = ? [pid 11761] <... futex resumed>) = ? [pid 11760] <... exit_group resumed>) = ? [pid 11762] +++ exited with 0 +++ [pid 11761] +++ exited with 0 +++ [pid 11760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11763 ./strace-static-x86_64: Process 11763 attached [pid 11763] set_robust_list(0x555575da9760, 24) = 0 [pid 11763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11763] setpgid(0, 0) = 0 [pid 11763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11763] write(3, "1000", 4) = 4 [pid 11763] close(3) = 0 [pid 11763] write(1, "executing program\n", 18executing program ) = 18 [pid 11763] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11763] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11763] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11764 attached [pid 11764] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11763] <... clone3 resumed> => {parent_tid=[11764]}, 88) = 11764 [pid 11764] <... set_robust_list resumed>) = 0 [pid 11764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11764] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11763] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11764] <... futex resumed>) = 0 [pid 11763] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11764] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11764] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11764] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11763] <... futex resumed>) = 0 [pid 11763] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11764] <... futex resumed>) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11763] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11764] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11764] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11763] <... futex resumed>) = 0 [pid 11763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11763] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11765 attached => {parent_tid=[11765]}, 88) = 11765 [pid 11765] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11763] rt_sigprocmask(SIG_SETMASK, [], [pid 11765] <... set_robust_list resumed>) = 0 [pid 11765] rt_sigprocmask(SIG_SETMASK, [], [pid 11763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11763] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11765] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11763] <... futex resumed>) = 0 [pid 11763] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11765] <... setsockopt resumed>) = 0 [pid 11765] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11765] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11763] <... futex resumed>) = 0 [pid 11763] exit_group(0) = ? [pid 11764] <... futex resumed>) = ? [pid 11764] +++ exited with 0 +++ [pid 11765] <... futex resumed>) = ? [pid 11765] +++ exited with 0 +++ [pid 11763] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11763, si_uid=0, si_status=0, 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 11766 attached , child_tidptr=0x555575da9750) = 11766 [pid 11766] set_robust_list(0x555575da9760, 24) = 0 [pid 11766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11766] setpgid(0, 0) = 0 [pid 11766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11766] write(3, "1000", 4) = 4 [pid 11766] close(3) = 0 executing program [pid 11766] write(1, "executing program\n", 18) = 18 [pid 11766] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11766] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11766] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11766] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11767]}, 88) = 11767 ./strace-static-x86_64: Process 11767 attached [pid 11766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11766] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11766] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11767] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11767] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11767] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11766] <... futex resumed>) = 0 [pid 11766] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11766] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11766] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11766] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11768]}, 88) = 11768 [pid 11766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11766] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11766] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11768 attached [pid 11768] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11768] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11768] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11768] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11766] <... futex resumed>) = 0 [pid 11768] <... futex resumed>) = 1 [pid 11768] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11767] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11767] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11766] exit_group(0 [pid 11767] <... futex resumed>) = ? [pid 11766] <... exit_group resumed>) = ? [pid 11767] +++ exited with 0 +++ [pid 11768] <... futex resumed>) = ? [pid 11768] +++ exited with 0 +++ [pid 11766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11769 ./strace-static-x86_64: Process 11769 attached [pid 11769] set_robust_list(0x555575da9760, 24) = 0 [pid 11769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11769] setpgid(0, 0) = 0 [pid 11769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11769] write(3, "1000", 4) = 4 [pid 11769] close(3) = 0 executing program [pid 11769] write(1, "executing program\n", 18) = 18 [pid 11769] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11769] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11769] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11769] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11770 attached [pid 11770] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11770] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11769] <... clone3 resumed> => {parent_tid=[11770]}, 88) = 11770 [pid 11769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11769] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11770] <... futex resumed>) = 0 [pid 11769] <... futex resumed>) = 1 [pid 11770] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11769] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11770] <... socketpair resumed>[3, 4]) = 0 [pid 11770] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11770] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11769] <... futex resumed>) = 0 [pid 11769] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11770] <... futex resumed>) = 0 [pid 11769] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11770] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11770] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11769] <... futex resumed>) = 0 [pid 11769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11769] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11769] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11771 attached => {parent_tid=[11771]}, 88) = 11771 [pid 11771] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11769] rt_sigprocmask(SIG_SETMASK, [], [pid 11771] <... set_robust_list resumed>) = 0 [pid 11769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11771] rt_sigprocmask(SIG_SETMASK, [], [pid 11769] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11769] <... futex resumed>) = 0 [pid 11771] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11769] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11771] <... setsockopt resumed>) = 0 [pid 11771] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11769] <... futex resumed>) = 0 [pid 11771] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11769] exit_group(0) = ? [pid 11770] <... futex resumed>) = ? [pid 11770] +++ exited with 0 +++ [pid 11771] <... futex resumed>) = ? [pid 11771] +++ exited with 0 +++ [pid 11769] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11772 ./strace-static-x86_64: Process 11772 attached [pid 11772] set_robust_list(0x555575da9760, 24) = 0 [pid 11772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11772] setpgid(0, 0) = 0 [pid 11772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11772] write(3, "1000", 4) = 4 [pid 11772] close(3) = 0 executing program [pid 11772] write(1, "executing program\n", 18) = 18 [pid 11772] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11772] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11772] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11772] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11772] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11772] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11773 attached [pid 11773] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11773] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11773] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11772] <... clone3 resumed> => {parent_tid=[11773]}, 88) = 11773 [pid 11772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11772] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11773] <... futex resumed>) = 0 [pid 11772] <... futex resumed>) = 1 [pid 11773] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11772] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11773] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11773] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11772] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11772] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11773] <... futex resumed>) = 0 [pid 11772] <... futex resumed>) = 1 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11772] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11772] <... futex resumed>) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11773] <... sendmsg resumed>) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11772] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11772] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11773] <... sendmsg resumed>) = 0 [pid 11772] <... mprotect resumed>) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11772] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11772] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11773] <... sendmsg resumed>) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11772] <... clone3 resumed> => {parent_tid=[11774]}, 88) = 11774 [pid 11772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11773] <... sendmsg resumed>) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11772] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11772] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11773] <... sendmsg resumed>) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11773] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11773] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11774 attached [pid 11774] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11774] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11774] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11772] <... futex resumed>) = 0 [pid 11772] exit_group(0) = ? [pid 11773] <... futex resumed>) = ? [pid 11773] +++ exited with 0 +++ [pid 11774] +++ exited with 0 +++ [pid 11772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11775 ./strace-static-x86_64: Process 11775 attached [pid 11775] set_robust_list(0x555575da9760, 24) = 0 [pid 11775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11775] setpgid(0, 0) = 0 [pid 11775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11775] write(3, "1000", 4) = 4 [pid 11775] close(3) = 0 executing program [pid 11775] write(1, "executing program\n", 18) = 18 [pid 11775] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11775] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11775] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11775] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11776 attached [pid 11776] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11775] <... clone3 resumed> => {parent_tid=[11776]}, 88) = 11776 [pid 11776] <... set_robust_list resumed>) = 0 [pid 11775] rt_sigprocmask(SIG_SETMASK, [], [pid 11776] rt_sigprocmask(SIG_SETMASK, [], [pid 11775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11775] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11776] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11775] <... futex resumed>) = 0 [pid 11775] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11776] <... socketpair resumed>[3, 4]) = 0 [pid 11776] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11775] <... futex resumed>) = 0 [pid 11775] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11775] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11775] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11775] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11776] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 11777 attached [pid 11775] <... clone3 resumed> => {parent_tid=[11777]}, 88) = 11777 [pid 11775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11775] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11775] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11777] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11776] <... sendmsg resumed>) = 0 [pid 11777] rt_sigprocmask(SIG_SETMASK, [], [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11776] <... sendmsg resumed>) = 0 [pid 11777] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11777] <... setsockopt resumed>) = 0 [pid 11776] <... sendmsg resumed>) = 0 [pid 11777] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11777] <... futex resumed>) = 1 [pid 11776] <... sendmsg resumed>) = 0 [pid 11775] <... futex resumed>) = 0 [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11777] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11776] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11776] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11776] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11775] exit_group(0 [pid 11776] <... futex resumed>) = ? [pid 11775] <... exit_group resumed>) = ? [pid 11776] +++ exited with 0 +++ [pid 11777] <... futex resumed>) = ? [pid 11777] +++ exited with 0 +++ [pid 11775] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11775, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11778 ./strace-static-x86_64: Process 11778 attached [pid 11778] set_robust_list(0x555575da9760, 24) = 0 [pid 11778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11778] setpgid(0, 0) = 0 [pid 11778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11778] write(3, "1000", 4) = 4 [pid 11778] close(3) = 0 executing program [pid 11778] write(1, "executing program\n", 18) = 18 [pid 11778] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11778] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11778] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11778] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11778] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11779 attached => {parent_tid=[11779]}, 88) = 11779 [pid 11779] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11779] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11778] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11779] <... futex resumed>) = 0 [pid 11779] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11778] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11779] <... socketpair resumed>[3, 4]) = 0 [pid 11779] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11779] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11778] <... futex resumed>) = 0 [pid 11778] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11779] <... futex resumed>) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11778] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11778] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11778] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11779] <... sendmsg resumed>) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11778] <... clone3 resumed> => {parent_tid=[11780]}, 88) = 11780 [pid 11778] rt_sigprocmask(SIG_SETMASK, [], [pid 11779] <... sendmsg resumed>) = 0 [pid 11778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11778] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11778] <... futex resumed>) = 0 [pid 11778] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11779] <... sendmsg resumed>) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {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 11780 attached ) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11779] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11779] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11780] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11780] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11780] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11778] <... futex resumed>) = 0 [pid 11778] exit_group(0) = ? [pid 11779] <... futex resumed>) = ? [pid 11779] +++ exited with 0 +++ [pid 11780] +++ exited with 0 +++ [pid 11778] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11778, si_uid=0, si_status=0, 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 11782 attached , child_tidptr=0x555575da9750) = 11782 [pid 11782] set_robust_list(0x555575da9760, 24) = 0 [pid 11782] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11782] setpgid(0, 0) = 0 [pid 11782] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11782] write(3, "1000", 4) = 4 [pid 11782] close(3) = 0 [pid 11782] write(1, "executing program\n", 18executing program ) = 18 [pid 11782] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11782] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11782] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11782] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11782] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11783 attached => {parent_tid=[11783]}, 88) = 11783 [pid 11783] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11783] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11782] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11783] <... futex resumed>) = 0 [pid 11783] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11782] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11783] <... socketpair resumed>[3, 4]) = 0 [pid 11783] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11783] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11782] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11782] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11783] <... futex resumed>) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11782] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11783] <... sendmsg resumed>) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11782] <... futex resumed>) = 0 [pid 11783] <... sendmsg resumed>) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11782] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11782] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11783] <... sendmsg resumed>) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11782] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11783] <... sendmsg resumed>) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11782] <... mprotect resumed>) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11782] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11782] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11783] <... sendmsg resumed>) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11783] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11783] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11782] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11784 attached => {parent_tid=[11784]}, 88) = 11784 [pid 11784] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11784] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11784] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11782] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11784] <... futex resumed>) = 0 [pid 11782] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11784] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11784] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11782] <... futex resumed>) = 0 [pid 11784] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11782] exit_group(0 [pid 11783] <... futex resumed>) = ? [pid 11782] <... exit_group resumed>) = ? [pid 11783] +++ exited with 0 +++ [pid 11784] <... futex resumed>) = ? [pid 11784] +++ exited with 0 +++ [pid 11782] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11782, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11785 ./strace-static-x86_64: Process 11785 attached [pid 11785] set_robust_list(0x555575da9760, 24) = 0 [pid 11785] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11785] setpgid(0, 0) = 0 [pid 11785] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11785] write(3, "1000", 4) = 4 [pid 11785] close(3) = 0 [pid 11785] write(1, "executing program\n", 18executing program ) = 18 [pid 11785] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11785] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11785] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11785] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11785] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11785] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11785] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11786 attached => {parent_tid=[11786]}, 88) = 11786 [pid 11786] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11786] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11785] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11785] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11786] <... futex resumed>) = 0 [pid 11786] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11785] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11786] <... socketpair resumed>[3, 4]) = 0 [pid 11786] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11786] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11785] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11785] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11786] <... futex resumed>) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11786] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11786] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11785] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11786] <... futex resumed>) = 0 [pid 11786] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11786] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11786] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11785] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11785] exit_group(0) = ? [pid 11786] <... futex resumed>) = ? [pid 11786] +++ exited with 0 +++ [pid 11785] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11785, si_uid=0, si_status=0, 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 11787 attached [pid 11787] set_robust_list(0x555575da9760, 24) = 0 [pid 11787] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11787] setpgid(0, 0) = 0 [pid 11787] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] <... clone resumed>, child_tidptr=0x555575da9750) = 11787 [pid 11787] <... openat resumed>) = 3 [pid 11787] write(3, "1000", 4) = 4 [pid 11787] close(3executing program ) = 0 [pid 11787] write(1, "executing program\n", 18) = 18 [pid 11787] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11787] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11787] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11787] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11787] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11787] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11788]}, 88) = 11788 [pid 11787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11787] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11787] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11788 attached [pid 11788] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11788] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11788] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11787] <... futex resumed>) = 0 [pid 11787] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11787] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11787] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11787] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11787] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11787] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11789]}, 88) = 11789 [pid 11787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11787] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11787] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11788] <... futex resumed>) = 1 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11788] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11788] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11789 attached [pid 11789] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11789] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11789] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11787] <... futex resumed>) = 0 [pid 11787] exit_group(0) = ? [pid 11788] <... futex resumed>) = ? [pid 11788] +++ exited with 0 +++ [pid 11789] <... futex resumed>) = ? [pid 11789] +++ exited with 0 +++ [pid 11787] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11787, si_uid=0, si_status=0, 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 11790 attached , child_tidptr=0x555575da9750) = 11790 [pid 11790] set_robust_list(0x555575da9760, 24) = 0 [pid 11790] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11790] setpgid(0, 0) = 0 [pid 11790] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11790] write(3, "1000", 4) = 4 [pid 11790] close(3) = 0 [pid 11790] write(1, "executing program\n", 18executing program ) = 18 [pid 11790] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11790] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11790] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11790] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11790] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11791 attached => {parent_tid=[11791]}, 88) = 11791 [pid 11791] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11790] rt_sigprocmask(SIG_SETMASK, [], [pid 11791] rt_sigprocmask(SIG_SETMASK, [], [pid 11790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11790] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11791] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11790] <... futex resumed>) = 0 [pid 11790] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11791] <... socketpair resumed>[3, 4]) = 0 [pid 11791] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11791] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11790] <... futex resumed>) = 0 [pid 11790] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11790] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11790] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11790] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11790] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11790] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11790] <... clone3 resumed> => {parent_tid=[11792]}, 88) = 11792 [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11790] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11790] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11792 attached [pid 11791] <... sendmsg resumed>) = 0 [pid 11792] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11792] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11792] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11790] <... futex resumed>) = 0 [pid 11792] <... futex resumed>) = 1 [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11792] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11791] <... sendmsg resumed>) = 0 [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11791] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11791] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11790] exit_group(0 [pid 11791] <... futex resumed>) = ? [pid 11790] <... exit_group resumed>) = ? [pid 11791] +++ exited with 0 +++ [pid 11792] <... futex resumed>) = ? [pid 11792] +++ exited with 0 +++ [pid 11790] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11790, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11793 ./strace-static-x86_64: Process 11793 attached [pid 11793] set_robust_list(0x555575da9760, 24) = 0 [pid 11793] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11793] setpgid(0, 0) = 0 [pid 11793] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11793] write(3, "1000", 4) = 4 [pid 11793] close(3) = 0 executing program [pid 11793] write(1, "executing program\n", 18) = 18 [pid 11793] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11793] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11793] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11793] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11794]}, 88) = 11794 [pid 11793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11793] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11793] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11794 attached [pid 11794] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11794] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11794] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11793] <... futex resumed>) = 0 [pid 11793] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11793] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11793] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11793] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11793] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11793] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11795]}, 88) = 11795 [pid 11793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11793] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11793] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11794] <... futex resumed>) = 1 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11794] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11794] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11795 attached [pid 11795] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11795] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11795] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11793] <... futex resumed>) = 0 [pid 11793] exit_group(0) = ? [pid 11794] <... futex resumed>) = ? [pid 11795] <... futex resumed>) = ? [pid 11794] +++ exited with 0 +++ [pid 11795] +++ exited with 0 +++ [pid 11793] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11793, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11796 ./strace-static-x86_64: Process 11796 attached [pid 11796] set_robust_list(0x555575da9760, 24) = 0 [pid 11796] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11796] setpgid(0, 0) = 0 [pid 11796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11796] write(3, "1000", 4) = 4 [pid 11796] close(3) = 0 executing program [pid 11796] write(1, "executing program\n", 18) = 18 [pid 11796] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11796] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11796] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11796] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11796] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11797 attached [pid 11797] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11797] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11797] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11796] <... clone3 resumed> => {parent_tid=[11797]}, 88) = 11797 [pid 11796] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11796] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11797] <... futex resumed>) = 0 [pid 11797] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11796] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11797] <... socketpair resumed>[3, 4]) = 0 [pid 11797] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11797] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11796] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11797] <... futex resumed>) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11796] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11797] <... sendmsg resumed>) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11796] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11796] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11797] <... sendmsg resumed>) = 0 [pid 11796] <... mprotect resumed>) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11796] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11797] <... sendmsg resumed>) = 0 [pid 11796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11797] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11796] <... clone3 resumed> => {parent_tid=[11798]}, 88) = 11798 [pid 11797] <... futex resumed>) = 0 [pid 11796] rt_sigprocmask(SIG_SETMASK, [], [pid 11797] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11796] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 11798 attached [pid 11796] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11796] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11798] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11798] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11798] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11798] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11796] <... futex resumed>) = 0 [pid 11796] exit_group(0) = ? [pid 11797] <... futex resumed>) = ? [pid 11797] +++ exited with 0 +++ [pid 11798] <... futex resumed>) = ? [pid 11798] +++ exited with 0 +++ [pid 11796] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11796, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11799 ./strace-static-x86_64: Process 11799 attached [pid 11799] set_robust_list(0x555575da9760, 24) = 0 [pid 11799] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11799] setpgid(0, 0) = 0 [pid 11799] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11799] write(3, "1000", 4) = 4 [pid 11799] close(3) = 0 executing program [pid 11799] write(1, "executing program\n", 18) = 18 [pid 11799] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11799] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11799] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11799] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11799] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11800 attached => {parent_tid=[11800]}, 88) = 11800 [pid 11800] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11799] rt_sigprocmask(SIG_SETMASK, [], [pid 11800] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11800] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11799] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11800] <... futex resumed>) = 0 [pid 11800] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11799] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11800] <... socketpair resumed>[3, 4]) = 0 [pid 11800] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11800] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11799] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11800] <... futex resumed>) = 0 [pid 11799] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11799] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11800] <... sendmsg resumed>) = 0 [pid 11799] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11799] <... mprotect resumed>) = 0 [pid 11800] <... sendmsg resumed>) = 0 [pid 11799] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11799] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11799] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11800] <... sendmsg resumed>) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11799] <... clone3 resumed> => {parent_tid=[11801]}, 88) = 11801 [pid 11799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11799] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11799] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11800] <... sendmsg resumed>) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_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 11801 attached [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11801] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11800] <... sendmsg resumed>) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11801] <... set_robust_list resumed>) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11801] rt_sigprocmask(SIG_SETMASK, [], [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11800] <... sendmsg resumed>) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11800] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11801] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11800] <... futex resumed>) = 0 [pid 11800] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11801] <... setsockopt resumed>) = 0 [pid 11801] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11799] <... futex resumed>) = 0 [pid 11801] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11799] exit_group(0) = ? [pid 11800] <... futex resumed>) = ? [pid 11801] <... futex resumed>) = ? [pid 11800] +++ exited with 0 +++ [pid 11801] +++ exited with 0 +++ [pid 11799] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11799, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11802 ./strace-static-x86_64: Process 11802 attached [pid 11802] set_robust_list(0x555575da9760, 24) = 0 [pid 11802] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11802] setpgid(0, 0) = 0 [pid 11802] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11802] write(3, "1000", 4) = 4 [pid 11802] close(3) = 0 executing program [pid 11802] write(1, "executing program\n", 18) = 18 [pid 11802] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11802] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11802] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11802] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11802] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11803 attached [pid 11803] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11803] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11802] <... clone3 resumed> => {parent_tid=[11803]}, 88) = 11803 [pid 11802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11802] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11803] <... futex resumed>) = 0 [pid 11802] <... futex resumed>) = 1 [pid 11803] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11803] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11802] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11803] <... futex resumed>) = 0 [pid 11803] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11802] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11802] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11803] <... futex resumed>) = 0 [pid 11802] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11802] <... futex resumed>) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11802] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11803] <... sendmsg resumed>) = 0 [pid 11802] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11802] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11803] <... sendmsg resumed>) = 0 [pid 11802] <... mprotect resumed>) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11802] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11803] <... sendmsg resumed>) = 0 [pid 11802] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11804]}, 88) = 11804 [pid 11802] rt_sigprocmask(SIG_SETMASK, [], [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11802] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11802] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11803] <... sendmsg resumed>) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11803] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11803] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11804 attached [pid 11804] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11804] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11804] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11802] <... futex resumed>) = 0 [pid 11804] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11802] exit_group(0) = ? [pid 11803] <... futex resumed>) = ? [pid 11803] +++ exited with 0 +++ [pid 11804] <... futex resumed>) = ? [pid 11804] +++ exited with 0 +++ [pid 11802] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11802, si_uid=0, si_status=0, 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 11805 attached , child_tidptr=0x555575da9750) = 11805 [pid 11805] set_robust_list(0x555575da9760, 24) = 0 [pid 11805] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11805] setpgid(0, 0) = 0 [pid 11805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11805] write(3, "1000", 4) = 4 executing program [pid 11805] close(3) = 0 [pid 11805] write(1, "executing program\n", 18) = 18 [pid 11805] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11805] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11805] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11805] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11805] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11806 attached [pid 11806] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11805] <... clone3 resumed> => {parent_tid=[11806]}, 88) = 11806 [pid 11806] <... set_robust_list resumed>) = 0 [pid 11805] rt_sigprocmask(SIG_SETMASK, [], [pid 11806] rt_sigprocmask(SIG_SETMASK, [], [pid 11805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11805] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11806] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11805] <... futex resumed>) = 0 [pid 11805] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11806] <... socketpair resumed>[3, 4]) = 0 [pid 11806] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11805] <... futex resumed>) = 0 [pid 11805] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11805] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11805] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11805] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11805] <... clone3 resumed> => {parent_tid=[11807]}, 88) = 11807 [pid 11806] <... sendmsg resumed>) = 0 [pid 11805] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 11807 attached [pid 11807] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11807] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11805] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11807] <... futex resumed>) = 0 [pid 11805] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11807] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11807] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11806] <... sendmsg resumed>) = 0 [pid 11807] <... futex resumed>) = 1 [pid 11805] <... futex resumed>) = 0 [pid 11807] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11806] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11806] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11805] exit_group(0) = ? [pid 11807] <... futex resumed>) = ? [pid 11807] +++ exited with 0 +++ [pid 11806] <... futex resumed>) = ? [pid 11806] +++ exited with 0 +++ [pid 11805] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11805, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11808 ./strace-static-x86_64: Process 11808 attached [pid 11808] set_robust_list(0x555575da9760, 24) = 0 [pid 11808] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11808] setpgid(0, 0) = 0 [pid 11808] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11808] write(3, "1000", 4) = 4 executing program [pid 11808] close(3) = 0 [pid 11808] write(1, "executing program\n", 18) = 18 [pid 11808] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11808] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11808] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11808] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11808] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11808] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11809 attached [pid 11809] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11808] <... clone3 resumed> => {parent_tid=[11809]}, 88) = 11809 [pid 11809] <... set_robust_list resumed>) = 0 [pid 11808] rt_sigprocmask(SIG_SETMASK, [], [pid 11809] rt_sigprocmask(SIG_SETMASK, [], [pid 11808] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11808] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11809] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11808] <... futex resumed>) = 0 [pid 11808] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11809] <... socketpair resumed>[3, 4]) = 0 [pid 11809] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11808] <... futex resumed>) = 0 [pid 11808] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11808] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11808] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11808] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11808] <... mprotect resumed>) = 0 [pid 11808] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11809] <... sendmsg resumed>) = 0 [pid 11808] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11808] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11808] <... clone3 resumed> => {parent_tid=[11810]}, 88) = 11810 [pid 11808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11808] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11808] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11810 attached [pid 11810] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11810] rt_sigprocmask(SIG_SETMASK, [], [pid 11809] <... sendmsg resumed>) = 0 [pid 11810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11810] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11810] <... setsockopt resumed>) = 0 [pid 11810] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11808] <... futex resumed>) = 0 [pid 11810] <... futex resumed>) = 1 [pid 11810] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11809] <... sendmsg resumed>) = 0 [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11809] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11809] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11808] exit_group(0 [pid 11809] <... futex resumed>) = ? [pid 11808] <... exit_group resumed>) = ? [pid 11809] +++ exited with 0 +++ [pid 11810] <... futex resumed>) = ? [pid 11810] +++ exited with 0 +++ [pid 11808] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11808, si_uid=0, si_status=0, 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 11811 attached , child_tidptr=0x555575da9750) = 11811 [pid 11811] set_robust_list(0x555575da9760, 24) = 0 [pid 11811] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11811] setpgid(0, 0) = 0 [pid 11811] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11811] write(3, "1000", 4) = 4 [pid 11811] close(3) = 0 executing program [pid 11811] write(1, "executing program\n", 18) = 18 [pid 11811] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11811] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11811] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11811] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11811] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11811] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11812 attached => {parent_tid=[11812]}, 88) = 11812 [pid 11812] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11811] rt_sigprocmask(SIG_SETMASK, [], [pid 11812] <... set_robust_list resumed>) = 0 [pid 11811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11812] rt_sigprocmask(SIG_SETMASK, [], [pid 11811] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11811] <... futex resumed>) = 0 [pid 11812] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11811] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11812] <... socketpair resumed>[3, 4]) = 0 [pid 11812] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11811] <... futex resumed>) = 0 [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11811] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11812] <... sendmsg resumed>) = 0 [pid 11811] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11811] <... futex resumed>) = 0 [pid 11811] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11812] <... sendmsg resumed>) = 0 [pid 11811] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11811] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11812] <... sendmsg resumed>) = 0 [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11811] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11812] <... sendmsg resumed>) = 0 [pid 11811] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11812] sendmsg(4, {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 11813 attached [pid 11811] <... clone3 resumed> => {parent_tid=[11813]}, 88) = 11813 [pid 11812] <... sendmsg resumed>) = 0 [pid 11811] rt_sigprocmask(SIG_SETMASK, [], [pid 11813] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11813] <... set_robust_list resumed>) = 0 [pid 11811] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11812] <... sendmsg resumed>) = 0 [pid 11811] <... futex resumed>) = 0 [pid 11813] rt_sigprocmask(SIG_SETMASK, [], [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11811] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11812] <... sendmsg resumed>) = 0 [pid 11813] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11813] <... setsockopt resumed>) = 0 [pid 11813] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11811] <... futex resumed>) = 0 [pid 11812] <... sendmsg resumed>) = 0 [pid 11813] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11812] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11812] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11811] exit_group(0) = ? [pid 11812] <... futex resumed>) = ? [pid 11813] <... futex resumed>) = ? [pid 11813] +++ exited with 0 +++ [pid 11812] +++ exited with 0 +++ [pid 11811] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11811, si_uid=0, si_status=0, 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 11814 attached , child_tidptr=0x555575da9750) = 11814 [pid 11814] set_robust_list(0x555575da9760, 24) = 0 [pid 11814] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11814] setpgid(0, 0) = 0 [pid 11814] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11814] write(3, "1000", 4executing program ) = 4 [pid 11814] close(3) = 0 [pid 11814] write(1, "executing program\n", 18) = 18 [pid 11814] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11814] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11814] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11814] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11814] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11815]}, 88) = 11815 [pid 11814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11814] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11814] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11815 attached [pid 11815] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11815] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11815] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11815] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11814] <... futex resumed>) = 0 [pid 11815] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11814] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11814] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11814] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11814] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11814] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11814] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11816]}, 88) = 11816 [pid 11814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11814] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11814] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11816 attached [pid 11816] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11816] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11816] <... setsockopt resumed>) = 0 [pid 11816] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11814] <... futex resumed>) = 0 [pid 11816] <... futex resumed>) = 1 [pid 11816] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11815] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11815] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11814] exit_group(0 [pid 11815] <... futex resumed>) = ? [pid 11814] <... exit_group resumed>) = ? [pid 11815] +++ exited with 0 +++ [pid 11816] <... futex resumed>) = ? [pid 11816] +++ exited with 0 +++ [pid 11814] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11814, si_uid=0, si_status=0, 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 11817 attached , child_tidptr=0x555575da9750) = 11817 [pid 11817] set_robust_list(0x555575da9760, 24) = 0 [pid 11817] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11817] setpgid(0, 0) = 0 [pid 11817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11817] write(3, "1000", 4executing program ) = 4 [pid 11817] close(3) = 0 [pid 11817] write(1, "executing program\n", 18) = 18 [pid 11817] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11817] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11817] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11817] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11817] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11817] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11818]}, 88) = 11818 ./strace-static-x86_64: Process 11818 attached [pid 11817] rt_sigprocmask(SIG_SETMASK, [], [pid 11818] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11817] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11817] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11818] <... set_robust_list resumed>) = 0 [pid 11818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11818] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11818] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11817] <... futex resumed>) = 0 [pid 11818] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11817] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11817] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11817] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11817] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11817] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11818] <... futex resumed>) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11817] <... clone3 resumed> => {parent_tid=[11819]}, 88) = 11819 [pid 11817] rt_sigprocmask(SIG_SETMASK, [], [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11818] <... sendmsg resumed>) = 0 [pid 11817] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11817] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {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 11819 attached ) = 0 [pid 11819] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11819] <... set_robust_list resumed>) = 0 [pid 11818] <... sendmsg resumed>) = 0 [pid 11819] rt_sigprocmask(SIG_SETMASK, [], [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11818] <... sendmsg resumed>) = 0 [pid 11819] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11819] <... setsockopt resumed>) = 0 [pid 11818] <... sendmsg resumed>) = 0 [pid 11819] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11818] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11818] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11819] <... futex resumed>) = 1 [pid 11817] <... futex resumed>) = 0 [pid 11817] exit_group(0 [pid 11818] <... futex resumed>) = ? [pid 11817] <... exit_group resumed>) = ? [pid 11818] +++ exited with 0 +++ [pid 11819] +++ exited with 0 +++ [pid 11817] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11817, si_uid=0, si_status=0, 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 11820 attached , child_tidptr=0x555575da9750) = 11820 [pid 11820] set_robust_list(0x555575da9760, 24) = 0 [pid 11820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11820] setpgid(0, 0) = 0 [pid 11820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11820] write(3, "1000", 4) = 4 [pid 11820] close(3) = 0 executing program [pid 11820] write(1, "executing program\n", 18) = 18 [pid 11820] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11820] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11820] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11820] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11820] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11821 attached [pid 11821] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11821] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11820] <... clone3 resumed> => {parent_tid=[11821]}, 88) = 11821 [pid 11820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11820] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11821] <... futex resumed>) = 0 [pid 11820] <... futex resumed>) = 1 [pid 11821] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11820] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11821] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11821] <... futex resumed>) = 0 [pid 11821] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11820] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11821] <... futex resumed>) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11820] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11820] <... futex resumed>) = 0 [pid 11820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11821] <... sendmsg resumed>) = 0 [pid 11820] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11820] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11821] <... sendmsg resumed>) = 0 [pid 11820] <... mprotect resumed>) = 0 [pid 11821] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11821] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11821] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11822 attached => {parent_tid=[11822]}, 88) = 11822 [pid 11822] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11820] rt_sigprocmask(SIG_SETMASK, [], [pid 11822] <... set_robust_list resumed>) = 0 [pid 11820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11822] rt_sigprocmask(SIG_SETMASK, [], [pid 11820] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11820] <... futex resumed>) = 0 [pid 11820] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11822] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11822] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11822] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11820] <... futex resumed>) = 0 [pid 11820] exit_group(0) = ? [pid 11821] <... futex resumed>) = ? [pid 11821] +++ exited with 0 +++ [pid 11822] <... futex resumed>) = ? [pid 11822] +++ exited with 0 +++ [pid 11820] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11820, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11823 ./strace-static-x86_64: Process 11823 attached [pid 11823] set_robust_list(0x555575da9760, 24) = 0 [pid 11823] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11823] setpgid(0, 0) = 0 [pid 11823] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11823] write(3, "1000", 4) = 4 [pid 11823] close(3) = 0 [pid 11823] write(1, "executing program\n", 18executing program ) = 18 [pid 11823] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11823] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11823] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11823] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11823] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11824 attached => {parent_tid=[11824]}, 88) = 11824 [pid 11823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11823] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11823] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11824] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11824] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11824] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11823] <... futex resumed>) = 0 [pid 11823] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11823] <... futex resumed>) = 0 [pid 11823] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11823] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11823] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11824] <... sendmsg resumed>) = 0 [pid 11823] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11823] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11825]}, 88) = 11825 [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11823] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11823] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11825 attached [pid 11825] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11825] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11825] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11823] <... futex resumed>) = 0 [pid 11825] <... futex resumed>) = 1 [pid 11825] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11824] <... sendmsg resumed>) = 0 [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11824] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11824] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11823] exit_group(0 [pid 11825] <... futex resumed>) = 231 [pid 11823] <... exit_group resumed>) = ? [pid 11824] <... futex resumed>) = ? [pid 11825] +++ exited with 0 +++ [pid 11824] +++ exited with 0 +++ [pid 11823] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11823, si_uid=0, si_status=0, 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 11826 attached , child_tidptr=0x555575da9750) = 11826 [pid 11826] set_robust_list(0x555575da9760, 24) = 0 [pid 11826] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11826] setpgid(0, 0) = 0 [pid 11826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11826] write(3, "1000", 4) = 4 [pid 11826] close(3) = 0 executing program [pid 11826] write(1, "executing program\n", 18) = 18 [pid 11826] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11826] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11826] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11826] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11826] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11827 attached [pid 11827] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11827] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11826] <... clone3 resumed> => {parent_tid=[11827]}, 88) = 11827 [pid 11826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11826] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11827] <... futex resumed>) = 0 [pid 11826] <... futex resumed>) = 1 [pid 11827] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11826] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11827] <... socketpair resumed>[3, 4]) = 0 [pid 11827] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11827] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11826] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11827] <... futex resumed>) = 0 [pid 11826] <... futex resumed>) = 1 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11826] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11827] <... sendmsg resumed>) = 0 [pid 11826] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11826] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11826] <... mprotect resumed>) = 0 [pid 11827] <... sendmsg resumed>) = 0 [pid 11826] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11826] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11827] <... sendmsg resumed>) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11826] <... clone3 resumed> => {parent_tid=[11828]}, 88) = 11828 [pid 11826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11827] <... sendmsg resumed>) = 0 [pid 11826] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11826] <... futex resumed>) = 0 [pid 11826] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11827] <... sendmsg resumed>) = 0 [pid 11827] sendmsg(4, {msg_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 11828 attached [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11828] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11827] <... sendmsg resumed>) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11828] <... set_robust_list resumed>) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11828] rt_sigprocmask(SIG_SETMASK, [], [pid 11827] <... sendmsg resumed>) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11827] <... sendmsg resumed>) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11828] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11827] <... sendmsg resumed>) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11828] <... setsockopt resumed>) = 0 [pid 11828] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11827] <... sendmsg resumed>) = 0 [pid 11828] <... futex resumed>) = 1 [pid 11826] <... futex resumed>) = 0 [pid 11828] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11827] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11827] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11827] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11826] exit_group(0 [pid 11828] <... futex resumed>) = 231 [pid 11826] <... exit_group resumed>) = ? [pid 11827] <... futex resumed>) = ? [pid 11827] +++ exited with 0 +++ [pid 11828] +++ exited with 0 +++ [pid 11826] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11826, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11829 ./strace-static-x86_64: Process 11829 attached [pid 11829] set_robust_list(0x555575da9760, 24) = 0 [pid 11829] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11829] setpgid(0, 0) = 0 [pid 11829] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11829] write(3, "1000", 4) = 4 [pid 11829] close(3executing program ) = 0 [pid 11829] write(1, "executing program\n", 18) = 18 [pid 11829] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11829] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11829] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11829] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11829] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11830]}, 88) = 11830 ./strace-static-x86_64: Process 11830 attached [pid 11829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11829] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11829] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11830] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11830] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11830] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11829] <... futex resumed>) = 0 [pid 11829] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11829] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11829] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11829] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11829] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11829] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11831 attached [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11829] <... clone3 resumed> => {parent_tid=[11831]}, 88) = 11831 [pid 11829] rt_sigprocmask(SIG_SETMASK, [], [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11829] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11830] <... sendmsg resumed>) = 0 [pid 11829] <... futex resumed>) = 0 [pid 11829] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11830] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11830] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11831] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11831] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11831] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11829] <... futex resumed>) = 0 [pid 11831] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11829] exit_group(0 [pid 11831] <... futex resumed>) = ? [pid 11830] <... futex resumed>) = ? [pid 11829] <... exit_group resumed>) = ? [pid 11831] +++ exited with 0 +++ [pid 11830] +++ exited with 0 +++ [pid 11829] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11829, si_uid=0, si_status=0, 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 11832 attached , child_tidptr=0x555575da9750) = 11832 [pid 11832] set_robust_list(0x555575da9760, 24) = 0 [pid 11832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11832] setpgid(0, 0) = 0 [pid 11832] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11832] write(3, "1000", 4) = 4 [pid 11832] close(3) = 0 [pid 11832] write(1, "executing program\n", 18executing program ) = 18 [pid 11832] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11832] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11832] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11832] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11832] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11833 attached => {parent_tid=[11833]}, 88) = 11833 [pid 11833] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11833] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11832] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11833] <... futex resumed>) = 0 [pid 11833] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11832] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11833] <... socketpair resumed>[3, 4]) = 0 [pid 11833] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11832] <... futex resumed>) = 0 [pid 11832] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11832] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11832] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11832] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11832] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11832] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11834]}, 88) = 11834 [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11832] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11832] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11834 attached [pid 11834] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11834] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11834] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11832] <... futex resumed>) = 0 [pid 11834] <... futex resumed>) = 1 [pid 11834] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11833] <... sendmsg resumed>) = 0 [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11833] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11833] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11832] exit_group(0) = ? [pid 11834] <... futex resumed>) = ? [pid 11834] +++ exited with 0 +++ [pid 11833] <... futex resumed>) = ? [pid 11833] +++ exited with 0 +++ [pid 11832] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11832, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11835 ./strace-static-x86_64: Process 11835 attached [pid 11835] set_robust_list(0x555575da9760, 24) = 0 [pid 11835] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11835] setpgid(0, 0) = 0 [pid 11835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11835] write(3, "1000", 4) = 4 [pid 11835] close(3) = 0 [pid 11835] write(1, "executing program\n", 18executing program ) = 18 [pid 11835] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11835] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11835] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11835] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11836 attached [pid 11836] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11836] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11835] <... clone3 resumed> => {parent_tid=[11836]}, 88) = 11836 [pid 11835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11835] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11836] <... futex resumed>) = 0 [pid 11835] <... futex resumed>) = 1 [pid 11836] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11836] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11836] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11835] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11835] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11836] <... futex resumed>) = 0 [pid 11835] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11835] <... futex resumed>) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11836] <... sendmsg resumed>) = 0 [pid 11835] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11835] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11836] <... sendmsg resumed>) = 0 [pid 11835] <... mprotect resumed>) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11836] <... sendmsg resumed>) = 0 [pid 11835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11835] <... clone3 resumed> => {parent_tid=[11837]}, 88) = 11837 [pid 11835] rt_sigprocmask(SIG_SETMASK, [], [pid 11836] <... sendmsg resumed>) = 0 [pid 11835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11835] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11836] <... sendmsg resumed>) = 0 [pid 11835] <... futex resumed>) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11835] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11836] <... sendmsg resumed>) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11836] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11836] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11837 attached [pid 11837] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11837] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11837] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11835] <... futex resumed>) = 0 [pid 11837] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11835] exit_group(0) = ? [pid 11837] <... futex resumed>) = ? [pid 11836] <... futex resumed>) = ? [pid 11837] +++ exited with 0 +++ [pid 11836] +++ exited with 0 +++ [pid 11835] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11835, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11838 ./strace-static-x86_64: Process 11838 attached [pid 11838] set_robust_list(0x555575da9760, 24) = 0 [pid 11838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11838] setpgid(0, 0) = 0 [pid 11838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11838] write(3, "1000", 4) = 4 [pid 11838] close(3) = 0 executing program [pid 11838] write(1, "executing program\n", 18) = 18 [pid 11838] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11838] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11838] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11838] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11838] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11839]}, 88) = 11839 [pid 11838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11838] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11838] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11839 attached [pid 11839] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11839] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11839] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11838] <... futex resumed>) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11838] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11838] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11839] <... sendmsg resumed>) = 0 [pid 11838] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11838] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11839] <... sendmsg resumed>) = 0 [pid 11838] <... mprotect resumed>) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11838] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11839] <... sendmsg resumed>) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11838] <... clone3 resumed> => {parent_tid=[11840]}, 88) = 11840 [pid 11838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11839] <... sendmsg resumed>) = 0 [pid 11838] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11838] <... futex resumed>) = 0 [pid 11838] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11840 attached [pid 11839] <... sendmsg resumed>) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11840] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11839] <... sendmsg resumed>) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11840] <... set_robust_list resumed>) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11840] rt_sigprocmask(SIG_SETMASK, [], [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11840] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11839] <... sendmsg resumed>) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11840] <... setsockopt resumed>) = 0 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11840] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11840] <... futex resumed>) = 1 [pid 11838] <... futex resumed>) = 0 [pid 11839] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11840] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11839] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11839] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11839] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11838] exit_group(0) = ? [pid 11840] <... futex resumed>) = 231 [pid 11840] +++ exited with 0 +++ [pid 11839] <... futex resumed>) = ? [pid 11839] +++ exited with 0 +++ [pid 11838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11841 ./strace-static-x86_64: Process 11841 attached [pid 11841] set_robust_list(0x555575da9760, 24) = 0 [pid 11841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11841] setpgid(0, 0) = 0 [pid 11841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11841] write(3, "1000", 4) = 4 [pid 11841] close(3) = 0 executing program [pid 11841] write(1, "executing program\n", 18) = 18 [pid 11841] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11841] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11841] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11841] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11841] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11842 attached [pid 11842] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11842] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11841] <... clone3 resumed> => {parent_tid=[11842]}, 88) = 11842 [pid 11841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11841] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11842] <... futex resumed>) = 0 [pid 11841] <... futex resumed>) = 1 [pid 11842] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11841] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11842] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11842] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11841] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11842] <... futex resumed>) = 0 [pid 11841] <... futex resumed>) = 1 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11841] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11841] <... futex resumed>) = 0 [pid 11841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11842] <... sendmsg resumed>) = 0 [pid 11841] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11841] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11842] <... sendmsg resumed>) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11841] <... mprotect resumed>) = 0 [pid 11842] <... sendmsg resumed>) = 0 [pid 11841] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11842] <... sendmsg resumed>) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11841] <... clone3 resumed> => {parent_tid=[11843]}, 88) = 11843 [pid 11842] <... sendmsg resumed>) = 0 [pid 11841] rt_sigprocmask(SIG_SETMASK, [], [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11841] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11842] <... sendmsg resumed>) = 0 [pid 11841] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {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 11843 attached ) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11843] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11842] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11842] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11843] <... set_robust_list resumed>) = 0 [pid 11843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11843] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11843] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11841] <... futex resumed>) = 0 [pid 11843] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11841] exit_group(0) = ? [pid 11842] <... futex resumed>) = ? [pid 11842] +++ exited with 0 +++ [pid 11843] <... futex resumed>) = ? [pid 11843] +++ exited with 0 +++ [pid 11841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11841, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 11844 attached [pid 11844] set_robust_list(0x555575da9760, 24) = 0 [pid 11844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11844] setpgid(0, 0) = 0 [pid 11844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] <... clone resumed>, child_tidptr=0x555575da9750) = 11844 [pid 11844] <... openat resumed>) = 3 [pid 11844] write(3, "1000", 4) = 4 [pid 11844] close(3executing program ) = 0 [pid 11844] write(1, "executing program\n", 18) = 18 [pid 11844] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11844] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11844] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11844] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11844] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11845]}, 88) = 11845 ./strace-static-x86_64: Process 11845 attached [pid 11844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11844] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11844] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11845] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11845] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11845] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11844] <... futex resumed>) = 0 [pid 11844] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11844] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11844] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11844] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11846 attached [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11844] <... clone3 resumed> => {parent_tid=[11846]}, 88) = 11846 [pid 11845] <... sendmsg resumed>) = 0 [pid 11844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11844] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11845] <... sendmsg resumed>) = 0 [pid 11844] <... futex resumed>) = 0 [pid 11844] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11845] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11845] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11846] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11846] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11846] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11844] <... futex resumed>) = 0 [pid 11844] exit_group(0 [pid 11845] <... futex resumed>) = ? [pid 11844] <... exit_group resumed>) = ? [pid 11845] +++ exited with 0 +++ [pid 11846] <... futex resumed>) = ? [pid 11846] +++ exited with 0 +++ [pid 11844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11847 ./strace-static-x86_64: Process 11847 attached [pid 11847] set_robust_list(0x555575da9760, 24) = 0 [pid 11847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11847] setpgid(0, 0) = 0 [pid 11847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11847] write(3, "1000", 4) = 4 [pid 11847] close(3) = 0 [pid 11847] write(1, "executing program\n", 18executing program ) = 18 [pid 11847] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11847] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11847] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11847] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11847] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11848 attached => {parent_tid=[11848]}, 88) = 11848 [pid 11848] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11848] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11847] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11848] <... futex resumed>) = 0 [pid 11848] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11847] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11848] <... socketpair resumed>[3, 4]) = 0 [pid 11848] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11847] <... futex resumed>) = 0 [pid 11847] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11847] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11847] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11847] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11849]}, 88) = 11849 [pid 11847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11847] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11847] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11849 attached [pid 11849] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11849] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11849] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11847] <... futex resumed>) = 0 [pid 11849] <... futex resumed>) = 1 [pid 11849] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11848] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11848] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11847] exit_group(0) = ? [pid 11849] <... futex resumed>) = ? [pid 11848] <... futex resumed>) = ? [pid 11849] +++ exited with 0 +++ [pid 11848] +++ exited with 0 +++ [pid 11847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11850 ./strace-static-x86_64: Process 11850 attached [pid 11850] set_robust_list(0x555575da9760, 24) = 0 [pid 11850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11850] setpgid(0, 0) = 0 [pid 11850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11850] write(3, "1000", 4) = 4 executing program [pid 11850] close(3) = 0 [pid 11850] write(1, "executing program\n", 18) = 18 [pid 11850] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11850] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11850] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11850] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11850] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11851]}, 88) = 11851 [pid 11850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11850] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11850] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11851 attached [pid 11851] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11851] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11851] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11850] <... futex resumed>) = 0 [pid 11850] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11850] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11850] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11850] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11852 attached [pid 11851] <... futex resumed>) = 1 [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11852] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11850] <... clone3 resumed> => {parent_tid=[11852]}, 88) = 11852 [pid 11850] rt_sigprocmask(SIG_SETMASK, [], [pid 11852] <... set_robust_list resumed>) = 0 [pid 11850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11852] rt_sigprocmask(SIG_SETMASK, [], [pid 11851] <... sendmsg resumed>) = 0 [pid 11850] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11850] <... futex resumed>) = 0 [pid 11850] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11852] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11851] <... sendmsg resumed>) = 0 [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11852] <... setsockopt resumed>) = 0 [pid 11851] <... sendmsg resumed>) = 0 [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11852] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11851] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11852] <... futex resumed>) = 1 [pid 11850] <... futex resumed>) = 0 [pid 11852] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11851] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11851] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11851] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11850] exit_group(0) = ? [pid 11852] <... futex resumed>) = ? [pid 11851] <... futex resumed>) = ? [pid 11852] +++ exited with 0 +++ [pid 11851] +++ exited with 0 +++ [pid 11850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11853 ./strace-static-x86_64: Process 11853 attached [pid 11853] set_robust_list(0x555575da9760, 24) = 0 [pid 11853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11853] setpgid(0, 0) = 0 [pid 11853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11853] write(3, "1000", 4) = 4 [pid 11853] close(3) = 0 [pid 11853] write(1, "executing program\n", 18executing program ) = 18 [pid 11853] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11853] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11853] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11853] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11853] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11854]}, 88) = 11854 [pid 11853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11853] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11853] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11854 attached [pid 11854] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11854] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11854] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11853] <... futex resumed>) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11853] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11853] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11854] <... sendmsg resumed>) = 0 [pid 11853] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11853] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11853] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11854] <... sendmsg resumed>) = 0 [pid 11853] <... mprotect resumed>) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11853] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11854] <... sendmsg resumed>) = 0 [pid 11853] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11853] <... clone3 resumed> => {parent_tid=[11855]}, 88) = 11855 [pid 11853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11853] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11854] <... sendmsg resumed>) = 0 [pid 11853] <... futex resumed>) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11853] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11854] <... sendmsg resumed>) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {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 11855 attached ) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11855] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11854] <... sendmsg resumed>) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11855] <... set_robust_list resumed>) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11855] rt_sigprocmask(SIG_SETMASK, [], [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11855] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11854] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11854] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11855] <... setsockopt resumed>) = 0 [pid 11855] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11853] <... futex resumed>) = 0 [pid 11855] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11853] exit_group(0) = ? [pid 11854] <... futex resumed>) = ? [pid 11854] +++ exited with 0 +++ [pid 11855] <... futex resumed>) = ? [pid 11855] +++ exited with 0 +++ [pid 11853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11856 ./strace-static-x86_64: Process 11856 attached [pid 11856] set_robust_list(0x555575da9760, 24) = 0 [pid 11856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11856] setpgid(0, 0) = 0 [pid 11856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11856] write(3, "1000", 4) = 4 [pid 11856] close(3executing program ) = 0 [pid 11856] write(1, "executing program\n", 18) = 18 [pid 11856] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11856] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11856] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11856] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11856] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11857 attached => {parent_tid=[11857]}, 88) = 11857 [pid 11857] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11856] rt_sigprocmask(SIG_SETMASK, [], [pid 11857] <... set_robust_list resumed>) = 0 [pid 11856] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11857] rt_sigprocmask(SIG_SETMASK, [], [pid 11856] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11856] <... futex resumed>) = 0 [pid 11857] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11856] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11857] <... socketpair resumed>[3, 4]) = 0 [pid 11857] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11856] <... futex resumed>) = 0 [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11856] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11857] <... sendmsg resumed>) = 0 [pid 11856] <... futex resumed>) = 0 [pid 11856] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11856] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11856] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11856] <... mprotect resumed>) = 0 [pid 11856] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11856] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11858]}, 88) = 11858 [pid 11857] <... sendmsg resumed>) = 0 [pid 11856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11856] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11856] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11858 attached [pid 11858] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11858] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11858] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11856] <... futex resumed>) = 0 [pid 11858] <... futex resumed>) = 1 [pid 11858] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11857] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11857] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11856] exit_group(0 [pid 11857] <... futex resumed>) = ? [pid 11858] <... futex resumed>) = -1 (errno 18446744073709551555) [pid 11856] <... exit_group resumed>) = ? [pid 11857] +++ exited with 0 +++ [pid 11858] +++ exited with 0 +++ [pid 11856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11859 ./strace-static-x86_64: Process 11859 attached [pid 11859] set_robust_list(0x555575da9760, 24) = 0 [pid 11859] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11859] setpgid(0, 0) = 0 [pid 11859] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11859] write(3, "1000", 4) = 4 [pid 11859] close(3) = 0 [pid 11859] write(1, "executing program\n", 18executing program ) = 18 [pid 11859] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11859] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11859] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11859] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11859] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11860 attached [pid 11860] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11860] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11860] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11859] <... clone3 resumed> => {parent_tid=[11860]}, 88) = 11860 [pid 11859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11859] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11860] <... futex resumed>) = 0 [pid 11860] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11859] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11860] <... socketpair resumed>[3, 4]) = 0 [pid 11860] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11860] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11859] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11860] <... futex resumed>) = 0 [pid 11859] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11859] <... futex resumed>) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11859] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11860] <... sendmsg resumed>) = 0 [pid 11859] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11859] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11860] <... sendmsg resumed>) = 0 [pid 11859] <... mprotect resumed>) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11859] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11859] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11859] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11860] <... sendmsg resumed>) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11859] <... clone3 resumed> => {parent_tid=[11861]}, 88) = 11861 [pid 11859] rt_sigprocmask(SIG_SETMASK, [], [pid 11860] <... sendmsg resumed>) = 0 [pid 11859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11859] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11860] <... sendmsg resumed>) = 0 [pid 11859] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11861 attached [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11860] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11860] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11861] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11861] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11861] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11861] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11859] <... futex resumed>) = 0 [pid 11859] exit_group(0) = ? [pid 11861] <... futex resumed>) = ? [pid 11860] <... futex resumed>) = ? [pid 11861] +++ exited with 0 +++ [pid 11860] +++ exited with 0 +++ [pid 11859] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11859, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11862 ./strace-static-x86_64: Process 11862 attached [pid 11862] set_robust_list(0x555575da9760, 24) = 0 [pid 11862] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11862] setpgid(0, 0) = 0 [pid 11862] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11862] write(3, "1000", 4) = 4 [pid 11862] close(3) = 0 executing program [pid 11862] write(1, "executing program\n", 18) = 18 [pid 11862] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11862] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11862] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11862] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11862] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11863 attached [pid 11863] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11862] <... clone3 resumed> => {parent_tid=[11863]}, 88) = 11863 [pid 11863] <... set_robust_list resumed>) = 0 [pid 11862] rt_sigprocmask(SIG_SETMASK, [], [pid 11863] rt_sigprocmask(SIG_SETMASK, [], [pid 11862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11862] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11863] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11862] <... futex resumed>) = 0 [pid 11862] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11863] <... socketpair resumed>[3, 4]) = 0 [pid 11863] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11862] <... futex resumed>) = 0 [pid 11862] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11862] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11862] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11862] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11862] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11862] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11864]}, 88) = 11864 [pid 11862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11862] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11862] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11864 attached [pid 11864] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11864] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11864] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11862] <... futex resumed>) = 0 [pid 11864] <... futex resumed>) = 1 [pid 11864] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11863] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11863] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11862] exit_group(0 [pid 11864] <... futex resumed>) = ? [pid 11862] <... exit_group resumed>) = ? [pid 11864] +++ exited with 0 +++ [pid 11863] <... futex resumed>) = ? [pid 11863] +++ exited with 0 +++ [pid 11862] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11862, 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 11865 attached , child_tidptr=0x555575da9750) = 11865 [pid 11865] set_robust_list(0x555575da9760, 24) = 0 [pid 11865] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11865] setpgid(0, 0) = 0 [pid 11865] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11865] write(3, "1000", 4) = 4 [pid 11865] close(3) = 0 executing program [pid 11865] write(1, "executing program\n", 18) = 18 [pid 11865] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11865] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11865] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11865] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11865] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11865] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11866 attached => {parent_tid=[11866]}, 88) = 11866 [pid 11866] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11866] rt_sigprocmask(SIG_SETMASK, [], [pid 11865] rt_sigprocmask(SIG_SETMASK, [], [pid 11866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11866] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11865] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11866] <... futex resumed>) = 0 [pid 11865] <... futex resumed>) = 1 [pid 11866] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11865] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11866] <... socketpair resumed>[3, 4]) = 0 [pid 11866] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11866] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11865] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11865] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11866] <... futex resumed>) = 0 [pid 11865] <... futex resumed>) = 1 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11865] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11866] <... sendmsg resumed>) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11865] <... futex resumed>) = 0 [pid 11865] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11866] <... sendmsg resumed>) = 0 [pid 11865] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11865] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11866] <... sendmsg resumed>) = 0 [pid 11865] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11865] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11865] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11866] <... sendmsg resumed>) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11865] <... clone3 resumed> => {parent_tid=[11867]}, 88) = 11867 [pid 11865] rt_sigprocmask(SIG_SETMASK, [], [pid 11866] <... sendmsg resumed>) = 0 [pid 11865] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11865] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11865] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11866] <... sendmsg resumed>) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {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 11867 attached ) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11867] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11867] <... set_robust_list resumed>) = 0 [pid 11866] <... sendmsg resumed>) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11867] rt_sigprocmask(SIG_SETMASK, [], [pid 11866] <... sendmsg resumed>) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11866] <... sendmsg resumed>) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11867] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11866] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11866] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11867] <... setsockopt resumed>) = 0 [pid 11867] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11865] <... futex resumed>) = 0 [pid 11865] exit_group(0) = ? [pid 11866] <... futex resumed>) = ? [pid 11866] +++ exited with 0 +++ [pid 11867] +++ exited with 0 +++ [pid 11865] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11865, si_uid=0, si_status=0, 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 11868 attached , child_tidptr=0x555575da9750) = 11868 [pid 11868] set_robust_list(0x555575da9760, 24) = 0 [pid 11868] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11868] setpgid(0, 0) = 0 [pid 11868] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11868] write(3, "1000", 4) = 4 [pid 11868] close(3) = 0 executing program [pid 11868] write(1, "executing program\n", 18) = 18 [pid 11868] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11868] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11868] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11868] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11868] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11869 attached => {parent_tid=[11869]}, 88) = 11869 [pid 11869] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11868] rt_sigprocmask(SIG_SETMASK, [], [pid 11869] <... set_robust_list resumed>) = 0 [pid 11869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11869] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11868] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11869] <... futex resumed>) = 0 [pid 11868] <... futex resumed>) = 1 [pid 11869] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11868] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11869] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11868] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11869] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11868] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11869] <... futex resumed>) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11868] <... futex resumed>) = 1 [pid 11869] <... sendmsg resumed>) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11868] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11868] <... futex resumed>) = 0 [pid 11868] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11869] <... sendmsg resumed>) = 0 [pid 11868] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11868] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11869] <... sendmsg resumed>) = 0 [pid 11868] <... mprotect resumed>) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11868] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11869] <... sendmsg resumed>) = 0 [pid 11868] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11868] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11869] <... sendmsg resumed>) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11868] <... clone3 resumed> => {parent_tid=[11870]}, 88) = 11870 [pid 11868] rt_sigprocmask(SIG_SETMASK, [], [pid 11869] <... sendmsg resumed>) = 0 [pid 11868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11868] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11869] <... sendmsg resumed>) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11868] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11869] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11869] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11870 attached [pid 11870] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11870] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11870] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11868] <... futex resumed>) = 0 [pid 11868] exit_group(0) = ? [pid 11869] <... futex resumed>) = ? [pid 11869] +++ exited with 0 +++ [pid 11870] +++ exited with 0 +++ [pid 11868] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11868, si_uid=0, si_status=0, 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 11871 attached , child_tidptr=0x555575da9750) = 11871 [pid 11871] set_robust_list(0x555575da9760, 24) = 0 [pid 11871] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11871] setpgid(0, 0) = 0 [pid 11871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11871] write(3, "1000", 4) = 4 [pid 11871] close(3) = 0 [pid 11871] write(1, "executing program\n", 18executing program ) = 18 [pid 11871] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11871] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11871] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11871] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11872 attached => {parent_tid=[11872]}, 88) = 11872 [pid 11872] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11872] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11871] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11872] <... futex resumed>) = 0 [pid 11872] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11872] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11872] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11871] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11871] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11872] <... futex resumed>) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11871] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11872] <... sendmsg resumed>) = 0 [pid 11871] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11872] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11872] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11871] <... mprotect resumed>) = 0 [pid 11871] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11873 attached => {parent_tid=[11873]}, 88) = 11873 [pid 11873] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11871] rt_sigprocmask(SIG_SETMASK, [], [pid 11873] <... set_robust_list resumed>) = 0 [pid 11873] rt_sigprocmask(SIG_SETMASK, [], [pid 11871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11871] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11871] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11873] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11873] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11873] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11871] <... futex resumed>) = 0 [pid 11871] exit_group(0) = ? [pid 11872] <... futex resumed>) = ? [pid 11872] +++ exited with 0 +++ [pid 11873] <... futex resumed>) = ? [pid 11873] +++ exited with 0 +++ [pid 11871] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11871, si_uid=0, si_status=0, 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 11874 attached , child_tidptr=0x555575da9750) = 11874 [pid 11874] set_robust_list(0x555575da9760, 24) = 0 [pid 11874] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11874] setpgid(0, 0) = 0 [pid 11874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11874] write(3, "1000", 4) = 4 [pid 11874] close(3executing program ) = 0 [pid 11874] write(1, "executing program\n", 18) = 18 [pid 11874] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11874] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11874] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11874] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11875 attached => {parent_tid=[11875]}, 88) = 11875 [pid 11875] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11875] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11874] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11874] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11875] <... futex resumed>) = 0 [pid 11875] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11874] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11875] <... socketpair resumed>[3, 4]) = 0 [pid 11875] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11875] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11874] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11875] <... futex resumed>) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11874] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11875] <... sendmsg resumed>) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11874] <... futex resumed>) = 0 [pid 11875] <... sendmsg resumed>) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11874] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11874] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11875] <... sendmsg resumed>) = 0 [pid 11874] <... mprotect resumed>) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11874] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11875] <... sendmsg resumed>) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11874] <... clone3 resumed> => {parent_tid=[11876]}, 88) = 11876 [pid 11875] <... sendmsg resumed>) = 0 [pid 11874] rt_sigprocmask(SIG_SETMASK, [], [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11874] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11875] <... sendmsg resumed>) = 0 [pid 11874] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {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 11876 attached ) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11875] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11875] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11876] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11876] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11876] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11874] <... futex resumed>) = 0 [pid 11874] exit_group(0) = ? [pid 11875] <... futex resumed>) = ? [pid 11875] +++ exited with 0 +++ [pid 11876] +++ exited with 0 +++ [pid 11874] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11874, si_uid=0, si_status=0, 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 11877 attached , child_tidptr=0x555575da9750) = 11877 [pid 11877] set_robust_list(0x555575da9760, 24) = 0 [pid 11877] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11877] setpgid(0, 0) = 0 [pid 11877] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11877] write(3, "1000", 4) = 4 [pid 11877] close(3) = 0 executing program [pid 11877] write(1, "executing program\n", 18) = 18 [pid 11877] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11877] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11877] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11877] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11877] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11878 attached => {parent_tid=[11878]}, 88) = 11878 [pid 11877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11877] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11877] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11878] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11878] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11878] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11878] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11877] <... futex resumed>) = 0 [pid 11877] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11877] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11877] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11877] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11877] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11877] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11879 attached [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11877] <... clone3 resumed> => {parent_tid=[11879]}, 88) = 11879 [pid 11879] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11878] <... sendmsg resumed>) = 0 [pid 11877] rt_sigprocmask(SIG_SETMASK, [], [pid 11879] <... set_robust_list resumed>) = 0 [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11879] rt_sigprocmask(SIG_SETMASK, [], [pid 11878] <... sendmsg resumed>) = 0 [pid 11877] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11877] <... futex resumed>) = 0 [pid 11879] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11878] <... sendmsg resumed>) = 0 [pid 11877] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11879] <... setsockopt resumed>) = 0 [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11879] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11878] <... sendmsg resumed>) = 0 [pid 11879] <... futex resumed>) = 1 [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11877] <... futex resumed>) = 0 [pid 11879] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11878] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11878] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11878] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11877] exit_group(0 [pid 11879] <... futex resumed>) = ? [pid 11878] <... futex resumed>) = ? [pid 11877] <... exit_group resumed>) = ? [pid 11879] +++ exited with 0 +++ [pid 11878] +++ exited with 0 +++ [pid 11877] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11877, si_uid=0, si_status=0, 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 11880 attached , child_tidptr=0x555575da9750) = 11880 [pid 11880] set_robust_list(0x555575da9760, 24) = 0 [pid 11880] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11880] setpgid(0, 0) = 0 [pid 11880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11880] write(3, "1000", 4) = 4 [pid 11880] close(3) = 0 [pid 11880] write(1, "executing program\n", 18executing program ) = 18 [pid 11880] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11880] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11880] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11881 attached => {parent_tid=[11881]}, 88) = 11881 [pid 11881] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11880] rt_sigprocmask(SIG_SETMASK, [], [pid 11881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11881] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11880] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11881] <... futex resumed>) = 0 [pid 11881] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11880] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11881] <... socketpair resumed>[3, 4]) = 0 [pid 11881] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11880] <... futex resumed>) = 0 [pid 11881] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11880] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11880] <... futex resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11880] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11881] <... sendmsg resumed>) = 0 [pid 11880] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11880] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11881] <... sendmsg resumed>) = 0 [pid 11880] <... mprotect resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11880] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11881] <... sendmsg resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11880] <... clone3 resumed> => {parent_tid=[11882]}, 88) = 11882 [pid 11880] rt_sigprocmask(SIG_SETMASK, [], [pid 11881] <... sendmsg resumed>) = 0 [pid 11880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11880] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 11882 attached [pid 11880] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11881] <... sendmsg resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11882] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11881] <... sendmsg resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11882] <... set_robust_list resumed>) = 0 [pid 11881] <... sendmsg resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11882] rt_sigprocmask(SIG_SETMASK, [], [pid 11881] <... sendmsg resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11881] <... sendmsg resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11882] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11882] <... setsockopt resumed>) = 0 [pid 11881] <... sendmsg resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11882] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11881] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11882] <... futex resumed>) = 1 [pid 11880] <... futex resumed>) = 0 [pid 11881] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11881] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11881] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11882] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11880] exit_group(0) = ? [pid 11881] <... futex resumed>) = ? [pid 11881] +++ exited with 0 +++ [pid 11882] <... futex resumed>) = ? [pid 11882] +++ exited with 0 +++ [pid 11880] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11880, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11883 ./strace-static-x86_64: Process 11883 attached [pid 11883] set_robust_list(0x555575da9760, 24) = 0 [pid 11883] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11883] setpgid(0, 0) = 0 [pid 11883] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11883] write(3, "1000", 4) = 4 executing program [pid 11883] close(3) = 0 [pid 11883] write(1, "executing program\n", 18) = 18 [pid 11883] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11883] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11883] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11883] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11883] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11884 attached => {parent_tid=[11884]}, 88) = 11884 [pid 11884] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11884] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11883] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11884] <... futex resumed>) = 0 [pid 11884] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11883] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11884] <... socketpair resumed>[3, 4]) = 0 [pid 11884] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11884] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11883] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11883] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11884] <... futex resumed>) = 0 [pid 11883] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11883] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11884] <... sendmsg resumed>) = 0 [pid 11883] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11883] <... mprotect resumed>) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11883] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11883] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11884] <... sendmsg resumed>) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11883] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {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 11885 attached ) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11883] <... clone3 resumed> => {parent_tid=[11885]}, 88) = 11885 [pid 11885] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11883] rt_sigprocmask(SIG_SETMASK, [], [pid 11884] <... sendmsg resumed>) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11883] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11884] <... sendmsg resumed>) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11883] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11884] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11884] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11885] <... set_robust_list resumed>) = 0 [pid 11885] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11885] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11885] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11885] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11883] <... futex resumed>) = 1 [pid 11883] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11883] exit_group(0) = ? [pid 11885] <... futex resumed>) = ? [pid 11884] <... futex resumed>) = ? [pid 11884] +++ exited with 0 +++ [pid 11885] +++ exited with 0 +++ [pid 11883] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11883, si_uid=0, si_status=0, 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 11886 attached , child_tidptr=0x555575da9750) = 11886 [pid 11886] set_robust_list(0x555575da9760, 24) = 0 [pid 11886] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11886] setpgid(0, 0) = 0 [pid 11886] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11886] write(3, "1000", 4) = 4 [pid 11886] close(3) = 0 [pid 11886] write(1, "executing program\n", 18executing program ) = 18 [pid 11886] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11886] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11886] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11886] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11886] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11887 attached => {parent_tid=[11887]}, 88) = 11887 [pid 11887] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11887] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11887] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11886] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11887] <... futex resumed>) = 0 [pid 11887] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11886] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11887] <... socketpair resumed>[3, 4]) = 0 [pid 11887] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11887] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11886] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11887] <... futex resumed>) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11886] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11887] <... sendmsg resumed>) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11887] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11886] <... futex resumed>) = 0 [pid 11887] <... sendmsg resumed>) = 0 [pid 11887] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11887] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11886] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11886] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11886] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11886] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11888 attached [pid 11888] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11886] <... clone3 resumed> => {parent_tid=[11888]}, 88) = 11888 [pid 11888] <... set_robust_list resumed>) = 0 [pid 11888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11888] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11886] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11886] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11888] <... futex resumed>) = 0 [pid 11886] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11888] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11888] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11888] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11886] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11886] exit_group(0 [pid 11887] <... futex resumed>) = ? [pid 11886] <... exit_group resumed>) = ? [pid 11887] +++ exited with 0 +++ [pid 11888] <... futex resumed>) = ? [pid 11888] +++ exited with 0 +++ [pid 11886] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11886, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11889 ./strace-static-x86_64: Process 11889 attached [pid 11889] set_robust_list(0x555575da9760, 24) = 0 [pid 11889] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11889] setpgid(0, 0) = 0 [pid 11889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11889] write(3, "1000", 4) = 4 [pid 11889] close(3) = 0 [pid 11889] write(1, "executing program\n", 18executing program ) = 18 [pid 11889] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11889] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11889] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11889] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11889] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11890 attached => {parent_tid=[11890]}, 88) = 11890 [pid 11890] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11890] rt_sigprocmask(SIG_SETMASK, [], [pid 11889] rt_sigprocmask(SIG_SETMASK, [], [pid 11890] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11890] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11889] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11890] <... futex resumed>) = 0 [pid 11890] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11889] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11890] <... socketpair resumed>[3, 4]) = 0 [pid 11890] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11890] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11889] <... futex resumed>) = 0 [pid 11889] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11890] <... futex resumed>) = 0 [pid 11889] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11889] <... futex resumed>) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11890] <... sendmsg resumed>) = 0 [pid 11889] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11889] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11890] <... sendmsg resumed>) = 0 [pid 11889] <... mprotect resumed>) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11889] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11890] <... sendmsg resumed>) = 0 [pid 11889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11889] <... clone3 resumed> => {parent_tid=[11891]}, 88) = 11891 [pid 11890] <... sendmsg resumed>) = 0 [pid 11889] rt_sigprocmask(SIG_SETMASK, [], [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11889] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 11891 attached [pid 11889] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11890] <... sendmsg resumed>) = 0 [pid 11889] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11891] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11890] <... sendmsg resumed>) = 0 [pid 11891] <... set_robust_list resumed>) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11891] rt_sigprocmask(SIG_SETMASK, [], [pid 11890] <... sendmsg resumed>) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11891] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11890] <... sendmsg resumed>) = 0 [pid 11891] <... setsockopt resumed>) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11890] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11890] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11891] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11889] <... futex resumed>) = 0 [pid 11889] exit_group(0) = ? [pid 11890] <... futex resumed>) = ? [pid 11890] +++ exited with 0 +++ [pid 11891] +++ exited with 0 +++ [pid 11889] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11889, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11892 ./strace-static-x86_64: Process 11892 attached [pid 11892] set_robust_list(0x555575da9760, 24) = 0 [pid 11892] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11892] setpgid(0, 0) = 0 [pid 11892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11892] write(3, "1000", 4) = 4 [pid 11892] close(3executing program ) = 0 [pid 11892] write(1, "executing program\n", 18) = 18 [pid 11892] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11892] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11892] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11892] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11892] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11892] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11893 attached => {parent_tid=[11893]}, 88) = 11893 [pid 11892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11892] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11892] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11893] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11893] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11893] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11892] <... futex resumed>) = 0 [pid 11892] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11892] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11892] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11892] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11892] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11894 attached [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11892] <... clone3 resumed> => {parent_tid=[11894]}, 88) = 11894 [pid 11894] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11894] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11894] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11893] <... sendmsg resumed>) = 0 [pid 11892] rt_sigprocmask(SIG_SETMASK, [], [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11893] <... sendmsg resumed>) = 0 [pid 11892] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11892] <... futex resumed>) = 1 [pid 11894] <... futex resumed>) = 0 [pid 11894] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11894] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11894] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11893] <... sendmsg resumed>) = 0 [pid 11892] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11893] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11893] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11893] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11892] exit_group(0 [pid 11893] <... futex resumed>) = ? [pid 11892] <... exit_group resumed>) = ? [pid 11893] +++ exited with 0 +++ [pid 11894] <... futex resumed>) = ? [pid 11894] +++ exited with 0 +++ [pid 11892] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11892, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11895 ./strace-static-x86_64: Process 11895 attached [pid 11895] set_robust_list(0x555575da9760, 24) = 0 [pid 11895] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11895] setpgid(0, 0) = 0 [pid 11895] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11895] write(3, "1000", 4) = 4 [pid 11895] close(3) = 0 executing program [pid 11895] write(1, "executing program\n", 18) = 18 [pid 11895] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11895] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11895] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11895] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11895] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11896 attached => {parent_tid=[11896]}, 88) = 11896 [pid 11896] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11895] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11895] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11896] <... set_robust_list resumed>) = 0 [pid 11896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11896] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11896] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11896] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11895] <... futex resumed>) = 0 [pid 11895] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11895] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11895] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11895] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11895] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11895] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11896] <... futex resumed>) = 0 [pid 11895] <... clone3 resumed> => {parent_tid=[11897]}, 88) = 11897 [pid 11895] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11895] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11895] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11897 attached [pid 11897] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11897] rt_sigprocmask(SIG_SETMASK, [], [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11896] <... sendmsg resumed>) = 0 [pid 11897] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11897] <... setsockopt resumed>) = 0 [pid 11896] <... sendmsg resumed>) = 0 [pid 11897] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11895] <... futex resumed>) = 0 [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11897] <... futex resumed>) = 1 [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11897] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11896] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11896] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11896] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11895] exit_group(0 [pid 11897] <... futex resumed>) = ? [pid 11896] <... futex resumed>) = ? [pid 11895] <... exit_group resumed>) = ? [pid 11896] +++ exited with 0 +++ [pid 11897] +++ exited with 0 +++ [pid 11895] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11895, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11898 ./strace-static-x86_64: Process 11898 attached [pid 11898] set_robust_list(0x555575da9760, 24) = 0 [pid 11898] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11898] setpgid(0, 0) = 0 [pid 11898] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11898] write(3, "1000", 4) = 4 [pid 11898] close(3) = 0 [pid 11898] write(1, "executing program\n", 18executing program ) = 18 [pid 11898] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11898] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11898] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11898] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11898] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11899]}, 88) = 11899 ./strace-static-x86_64: Process 11899 attached [pid 11898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11898] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11898] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11899] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11899] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11899] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11898] <... futex resumed>) = 0 [pid 11898] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11898] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11898] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11898] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11898] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11898] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11899] sendmsg(4, {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 11900 attached ) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11898] <... clone3 resumed> => {parent_tid=[11900]}, 88) = 11900 [pid 11899] <... sendmsg resumed>) = 0 [pid 11898] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11898] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11899] <... sendmsg resumed>) = 0 [pid 11898] <... futex resumed>) = 0 [pid 11898] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11899] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11899] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11900] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11900] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11900] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11898] <... futex resumed>) = 0 [pid 11900] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11898] exit_group(0 [pid 11900] <... futex resumed>) = ? [pid 11899] <... futex resumed>) = ? [pid 11898] <... exit_group resumed>) = ? [pid 11900] +++ exited with 0 +++ [pid 11899] +++ exited with 0 +++ [pid 11898] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11898, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11901 ./strace-static-x86_64: Process 11901 attached [pid 11901] set_robust_list(0x555575da9760, 24) = 0 [pid 11901] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11901] setpgid(0, 0) = 0 [pid 11901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11901] write(3, "1000", 4) = 4 [pid 11901] close(3) = 0 [pid 11901] write(1, "executing program\n", 18executing program ) = 18 [pid 11901] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11901] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11901] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11901] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11901] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11902 attached => {parent_tid=[11902]}, 88) = 11902 [pid 11902] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11902] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11901] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11902] <... futex resumed>) = 0 [pid 11902] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11901] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11902] <... socketpair resumed>[3, 4]) = 0 [pid 11902] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11901] <... futex resumed>) = 0 [pid 11901] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11901] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11901] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11901] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11901] <... clone3 resumed> => {parent_tid=[11903]}, 88) = 11903 [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11901] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11901] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11903 attached [pid 11903] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11903] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11903] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11901] <... futex resumed>) = 0 [pid 11903] <... futex resumed>) = 1 [pid 11903] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11902] <... sendmsg resumed>) = 0 [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11902] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11902] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11901] exit_group(0 [pid 11902] <... futex resumed>) = ? [pid 11901] <... exit_group resumed>) = ? [pid 11902] +++ exited with 0 +++ [pid 11903] <... futex resumed>) = ? [pid 11903] +++ exited with 0 +++ [pid 11901] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11901, si_uid=0, si_status=0, 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 11904 attached , child_tidptr=0x555575da9750) = 11904 [pid 11904] set_robust_list(0x555575da9760, 24) = 0 [pid 11904] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11904] setpgid(0, 0) = 0 [pid 11904] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11904] write(3, "1000", 4) = 4 [pid 11904] close(3) = 0 [pid 11904] write(1, "executing program\n", 18executing program ) = 18 [pid 11904] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11904] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11904] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11904] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11904] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11905 attached => {parent_tid=[11905]}, 88) = 11905 [pid 11904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11904] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11904] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11905] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11905] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11905] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11904] <... futex resumed>) = 0 [pid 11904] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11904] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11904] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11904] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11904] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11904] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11904] <... clone3 resumed> => {parent_tid=[11906]}, 88) = 11906 [pid 11904] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11904] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11904] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11906 attached [pid 11906] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11906] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11906] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11904] <... futex resumed>) = 0 [pid 11906] <... futex resumed>) = 1 [pid 11906] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11905] <... sendmsg resumed>) = 0 [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11905] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11905] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11904] exit_group(0) = ? [pid 11906] <... futex resumed>) = ? [pid 11905] <... futex resumed>) = ? [pid 11906] +++ exited with 0 +++ [pid 11905] +++ exited with 0 +++ [pid 11904] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11904, si_uid=0, si_status=0, 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 11907 attached , child_tidptr=0x555575da9750) = 11907 [pid 11907] set_robust_list(0x555575da9760, 24) = 0 [pid 11907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11907] setpgid(0, 0) = 0 [pid 11907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11907] write(3, "1000", 4) = 4 [pid 11907] close(3) = 0 [pid 11907] write(1, "executing program\n", 18executing program ) = 18 [pid 11907] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11907] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11907] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11907] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11907] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11908 attached => {parent_tid=[11908]}, 88) = 11908 [pid 11908] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11907] rt_sigprocmask(SIG_SETMASK, [], [pid 11908] <... set_robust_list resumed>) = 0 [pid 11908] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11908] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11907] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11908] <... futex resumed>) = 0 [pid 11908] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11907] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11908] <... socketpair resumed>[3, 4]) = 0 [pid 11908] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11908] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11907] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11908] <... futex resumed>) = 0 [pid 11907] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11907] <... futex resumed>) = 0 [pid 11907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11908] <... sendmsg resumed>) = 0 [pid 11907] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11907] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11908] <... sendmsg resumed>) = 0 [pid 11907] <... mprotect resumed>) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11907] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11908] <... sendmsg resumed>) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11907] <... clone3 resumed> => {parent_tid=[11909]}, 88) = 11909 [pid 11907] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11908] <... sendmsg resumed>) = 0 [pid 11907] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11907] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11908] <... sendmsg resumed>) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {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 11909 attached ) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11909] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11908] <... sendmsg resumed>) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11909] <... set_robust_list resumed>) = 0 [pid 11908] <... sendmsg resumed>) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11909] rt_sigprocmask(SIG_SETMASK, [], [pid 11908] <... sendmsg resumed>) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11909] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11908] <... sendmsg resumed>) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11909] <... setsockopt resumed>) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11908] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11908] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11909] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11908] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11907] <... futex resumed>) = 0 [pid 11909] <... futex resumed>) = 1 [pid 11909] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11907] exit_group(0) = ? [pid 11909] <... futex resumed>) = 231 [pid 11908] <... futex resumed>) = ? [pid 11909] +++ exited with 0 +++ [pid 11908] +++ exited with 0 +++ [pid 11907] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11907, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11910 ./strace-static-x86_64: Process 11910 attached [pid 11910] set_robust_list(0x555575da9760, 24) = 0 [pid 11910] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11910] setpgid(0, 0) = 0 [pid 11910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11910] write(3, "1000", 4) = 4 [pid 11910] close(3) = 0 executing program [pid 11910] write(1, "executing program\n", 18) = 18 [pid 11910] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11910] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11910] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11910] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11910] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11910] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11911]}, 88) = 11911 ./strace-static-x86_64: Process 11911 attached [pid 11910] rt_sigprocmask(SIG_SETMASK, [], [pid 11911] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11910] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11910] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11911] <... set_robust_list resumed>) = 0 [pid 11911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11911] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11911] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11911] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11910] <... futex resumed>) = 0 [pid 11910] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11911] <... futex resumed>) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11910] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11911] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11911] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11910] <... futex resumed>) = 0 [pid 11910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11910] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11910] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11910] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11912 attached [pid 11912] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11912] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11912] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11910] <... clone3 resumed> => {parent_tid=[11912]}, 88) = 11912 [pid 11910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11910] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11912] <... futex resumed>) = 0 [pid 11912] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11912] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11912] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11910] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11910] exit_group(0 [pid 11911] <... futex resumed>) = ? [pid 11910] <... exit_group resumed>) = ? [pid 11911] +++ exited with 0 +++ [pid 11912] <... futex resumed>) = ? [pid 11912] +++ exited with 0 +++ [pid 11910] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11910, si_uid=0, si_status=0, 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 11913 attached , child_tidptr=0x555575da9750) = 11913 [pid 11913] set_robust_list(0x555575da9760, 24) = 0 [pid 11913] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11913] setpgid(0, 0) = 0 [pid 11913] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11913] write(3, "1000", 4) = 4 [pid 11913] close(3) = 0 executing program [pid 11913] write(1, "executing program\n", 18) = 18 [pid 11913] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11913] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11913] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11913] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11913] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11914]}, 88) = 11914 [pid 11913] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11913] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11913] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11914 attached [pid 11914] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11914] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11914] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11914] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11913] <... futex resumed>) = 0 [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11913] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11914] <... sendmsg resumed>) = 0 [pid 11913] <... futex resumed>) = 0 [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11913] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11914] <... sendmsg resumed>) = 0 [pid 11913] <... futex resumed>) = 0 [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11913] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11914] <... sendmsg resumed>) = 0 [pid 11913] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11913] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11914] <... sendmsg resumed>) = 0 [pid 11913] <... mprotect resumed>) = 0 [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11913] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11914] <... sendmsg resumed>) = 0 [pid 11913] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11914] sendmsg(4, {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 11915 attached [pid 11913] <... clone3 resumed> => {parent_tid=[11915]}, 88) = 11915 [pid 11913] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11914] <... sendmsg resumed>) = 0 [pid 11915] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11913] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11915] <... set_robust_list resumed>) = 0 [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11915] rt_sigprocmask(SIG_SETMASK, [], [pid 11913] <... futex resumed>) = 0 [pid 11915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11914] <... sendmsg resumed>) = 0 [pid 11915] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11915] <... setsockopt resumed>) = 0 [pid 11914] <... sendmsg resumed>) = 0 [pid 11913] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11915] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11915] <... futex resumed>) = 0 [pid 11913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11915] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11914] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11914] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11914] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11913] exit_group(0 [pid 11914] <... futex resumed>) = ? [pid 11913] <... exit_group resumed>) = ? [pid 11914] +++ exited with 0 +++ [pid 11915] <... futex resumed>) = ? [pid 11915] +++ exited with 0 +++ [pid 11913] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11913, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11916 ./strace-static-x86_64: Process 11916 attached [pid 11916] set_robust_list(0x555575da9760, 24) = 0 [pid 11916] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11916] setpgid(0, 0) = 0 [pid 11916] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11916] write(3, "1000", 4) = 4 [pid 11916] close(3executing program ) = 0 [pid 11916] write(1, "executing program\n", 18) = 18 [pid 11916] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11916] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11916] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11916] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11916] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11916] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11917]}, 88) = 11917 [pid 11916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11916] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11916] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11917 attached [pid 11917] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11917] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11917] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11917] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11916] <... futex resumed>) = 0 [pid 11916] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11916] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11916] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11916] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11916] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11916] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11918]}, 88) = 11918 [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11916] rt_sigprocmask(SIG_SETMASK, [], [pid 11917] <... sendmsg resumed>) = 0 [pid 11916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11916] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11916] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11918 attached [pid 11918] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11918] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11918] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11918] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11916] <... futex resumed>) = 0 [pid 11918] <... futex resumed>) = 1 [pid 11918] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11917] <... sendmsg resumed>) = 0 [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11917] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11917] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11916] exit_group(0 [pid 11917] <... futex resumed>) = ? [pid 11918] <... futex resumed>) = ? [pid 11916] <... exit_group resumed>) = ? [pid 11917] +++ exited with 0 +++ [pid 11918] +++ exited with 0 +++ [pid 11916] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11916, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11919 ./strace-static-x86_64: Process 11919 attached [pid 11919] set_robust_list(0x555575da9760, 24) = 0 [pid 11919] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11919] setpgid(0, 0) = 0 [pid 11919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 11919] write(3, "1000", 4) = 4 [pid 11919] close(3) = 0 [pid 11919] write(1, "executing program\n", 18) = 18 [pid 11919] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11919] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11919] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11919] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11920 attached => {parent_tid=[11920]}, 88) = 11920 [pid 11920] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11920] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11920] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11919] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11920] <... futex resumed>) = 0 [pid 11920] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11919] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11920] <... socketpair resumed>[3, 4]) = 0 [pid 11920] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11920] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11919] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11920] <... futex resumed>) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11919] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11919] <... futex resumed>) = 0 [pid 11920] <... sendmsg resumed>) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11920] <... sendmsg resumed>) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11919] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11920] <... sendmsg resumed>) = 0 [pid 11920] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11920] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11920] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11919] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11919] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11921 attached => {parent_tid=[11921]}, 88) = 11921 [pid 11921] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11921] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11919] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11921] <... futex resumed>) = 0 [pid 11919] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11921] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11921] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11921] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11919] exit_group(0 [pid 11920] <... futex resumed>) = ? [pid 11919] <... exit_group resumed>) = ? [pid 11920] +++ exited with 0 +++ [pid 11921] <... futex resumed>) = ? [pid 11921] +++ exited with 0 +++ [pid 11919] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11919, si_uid=0, si_status=0, 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 11922 attached , child_tidptr=0x555575da9750) = 11922 [pid 11922] set_robust_list(0x555575da9760, 24) = 0 [pid 11922] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11922] setpgid(0, 0) = 0 [pid 11922] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11922] write(3, "1000", 4) = 4 [pid 11922] close(3) = 0 executing program [pid 11922] write(1, "executing program\n", 18) = 18 [pid 11922] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11922] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11922] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11922] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11922] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11923 attached => {parent_tid=[11923]}, 88) = 11923 [pid 11923] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11923] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11922] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11923] <... futex resumed>) = 0 [pid 11922] <... futex resumed>) = 1 [pid 11923] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11922] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11923] <... socketpair resumed>[3, 4]) = 0 [pid 11923] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11922] <... futex resumed>) = 0 [pid 11922] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11922] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11922] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11922] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11922] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11922] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11922] <... clone3 resumed> => {parent_tid=[11924]}, 88) = 11924 [pid 11922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11922] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11922] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11924 attached [pid 11924] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11924] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11924] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11922] <... futex resumed>) = 0 [pid 11924] <... futex resumed>) = 1 [pid 11924] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11923] <... sendmsg resumed>) = 0 [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11923] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11923] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11922] exit_group(0 [pid 11923] <... futex resumed>) = ? [pid 11922] <... exit_group resumed>) = ? [pid 11923] +++ exited with 0 +++ [pid 11924] <... futex resumed>) = ? [pid 11924] +++ exited with 0 +++ [pid 11922] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11922, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11926 ./strace-static-x86_64: Process 11926 attached [pid 11926] set_robust_list(0x555575da9760, 24) = 0 [pid 11926] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11926] setpgid(0, 0) = 0 [pid 11926] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11926] write(3, "1000", 4) = 4 [pid 11926] close(3) = 0 [pid 11926] write(1, "executing program\n", 18executing program ) = 18 [pid 11926] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11926] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11926] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11926] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11926] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11926] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11926] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11927 attached => {parent_tid=[11927]}, 88) = 11927 [pid 11927] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11927] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11927] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11926] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11926] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11927] <... futex resumed>) = 0 [pid 11927] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11926] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11927] <... socketpair resumed>[3, 4]) = 0 [pid 11927] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11926] <... futex resumed>) = 0 [pid 11926] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11926] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11926] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11926] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11926] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11926] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11928]}, 88) = 11928 [pid 11926] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11926] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11926] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11927] sendmsg(4, {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 11928 attached [pid 11928] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11928] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11928] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11928] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11926] <... futex resumed>) = 0 [pid 11928] <... futex resumed>) = 1 [pid 11927] <... sendmsg resumed>) = 0 [pid 11928] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11927] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11927] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11926] exit_group(0 [pid 11927] <... futex resumed>) = ? [pid 11926] <... exit_group resumed>) = ? [pid 11927] +++ exited with 0 +++ [pid 11928] <... futex resumed>) = ? [pid 11928] +++ exited with 0 +++ [pid 11926] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11926, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11929 ./strace-static-x86_64: Process 11929 attached [pid 11929] set_robust_list(0x555575da9760, 24) = 0 [pid 11929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11929] setpgid(0, 0) = 0 [pid 11929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11929] write(3, "1000", 4) = 4 [pid 11929] close(3) = 0 [pid 11929] write(1, "executing program\n", 18executing program ) = 18 [pid 11929] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11929] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11929] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11930 attached => {parent_tid=[11930]}, 88) = 11930 [pid 11930] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11930] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11930] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11929] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11930] <... futex resumed>) = 0 [pid 11930] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11929] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11930] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11930] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11929] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11930] <... futex resumed>) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11929] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11929] <... futex resumed>) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11929] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11930] <... sendmsg resumed>) = 0 [pid 11930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11930] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11930] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11929] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11931 attached => {parent_tid=[11931]}, 88) = 11931 [pid 11931] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11931] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11929] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11931] <... futex resumed>) = 0 [pid 11929] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11931] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11931] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11931] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11929] exit_group(0 [pid 11930] <... futex resumed>) = ? [pid 11929] <... exit_group resumed>) = ? [pid 11930] +++ exited with 0 +++ [pid 11931] <... futex resumed>) = ? [pid 11931] +++ exited with 0 +++ [pid 11929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11932 ./strace-static-x86_64: Process 11932 attached [pid 11932] set_robust_list(0x555575da9760, 24) = 0 [pid 11932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11932] setpgid(0, 0) = 0 [pid 11932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11932] write(3, "1000", 4) = 4 [pid 11932] close(3) = 0 [pid 11932] write(1, "executing program\n", 18executing program ) = 18 [pid 11932] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11932] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11932] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11932] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11933 attached => {parent_tid=[11933]}, 88) = 11933 [pid 11933] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11933] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11933] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11932] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11933] <... futex resumed>) = 0 [pid 11933] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11932] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11933] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11933] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11932] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11933] <... futex resumed>) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11932] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11933] <... sendmsg resumed>) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11932] <... futex resumed>) = 0 [pid 11933] <... sendmsg resumed>) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11933] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11933] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11932] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11932] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11934 attached [pid 11934] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11934] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11932] <... clone3 resumed> => {parent_tid=[11934]}, 88) = 11934 [pid 11932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11932] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11934] <... futex resumed>) = 0 [pid 11934] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11934] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11934] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11932] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11932] exit_group(0 [pid 11933] <... futex resumed>) = ? [pid 11933] +++ exited with 0 +++ [pid 11932] <... exit_group resumed>) = ? [pid 11934] <... futex resumed>) = ? [pid 11934] +++ exited with 0 +++ [pid 11932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11935 ./strace-static-x86_64: Process 11935 attached [pid 11935] set_robust_list(0x555575da9760, 24) = 0 [pid 11935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11935] setpgid(0, 0) = 0 [pid 11935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11935] write(3, "1000", 4executing program ) = 4 [pid 11935] close(3) = 0 [pid 11935] write(1, "executing program\n", 18) = 18 [pid 11935] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11935] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11935] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11935] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11935] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11936 attached => {parent_tid=[11936]}, 88) = 11936 [pid 11935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11935] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11935] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11936] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11936] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11936] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11936] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11935] <... futex resumed>) = 0 [pid 11935] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11935] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11935] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11935] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11935] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11936] <... sendmsg resumed>) = 0 [pid 11935] <... clone3 resumed> => {parent_tid=[11937]}, 88) = 11937 [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11935] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11935] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11937 attached [pid 11937] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11937] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11937] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11935] <... futex resumed>) = 0 [pid 11937] <... futex resumed>) = 1 [pid 11937] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11936] <... sendmsg resumed>) = 0 [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11936] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11936] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11935] exit_group(0) = ? [pid 11936] <... futex resumed>) = ? [pid 11936] +++ exited with 0 +++ [pid 11937] <... futex resumed>) = ? [pid 11937] +++ exited with 0 +++ [pid 11935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11938 ./strace-static-x86_64: Process 11938 attached [pid 11938] set_robust_list(0x555575da9760, 24) = 0 [pid 11938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11938] setpgid(0, 0) = 0 [pid 11938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11938] write(3, "1000", 4) = 4 [pid 11938] close(3) = 0 executing program [pid 11938] write(1, "executing program\n", 18) = 18 [pid 11938] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11938] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11938] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11938] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11938] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11939 attached => {parent_tid=[11939]}, 88) = 11939 [pid 11939] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11939] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11938] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11939] <... futex resumed>) = 0 [pid 11939] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11939] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11939] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11938] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11938] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11939] <... futex resumed>) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11938] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11939] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11939] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11938] <... futex resumed>) = 0 [pid 11938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11938] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11938] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11940 attached => {parent_tid=[11940]}, 88) = 11940 [pid 11940] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11938] rt_sigprocmask(SIG_SETMASK, [], [pid 11940] <... set_robust_list resumed>) = 0 [pid 11940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11940] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11938] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11940] <... futex resumed>) = 0 [pid 11938] <... futex resumed>) = 1 [pid 11940] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11938] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11940] <... setsockopt resumed>) = 0 [pid 11940] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11938] <... futex resumed>) = 0 [pid 11940] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11938] exit_group(0 [pid 11939] <... futex resumed>) = ? [pid 11938] <... exit_group resumed>) = ? [pid 11939] +++ exited with 0 +++ [pid 11940] <... futex resumed>) = ? [pid 11940] +++ exited with 0 +++ [pid 11938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11941 ./strace-static-x86_64: Process 11941 attached [pid 11941] set_robust_list(0x555575da9760, 24) = 0 [pid 11941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11941] setpgid(0, 0) = 0 [pid 11941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11941] write(3, "1000", 4) = 4 [pid 11941] close(3) = 0 [pid 11941] write(1, "executing program\n", 18) = 18 executing program [pid 11941] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11941] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11941] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11941] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11942]}, 88) = 11942 [pid 11941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11941] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11941] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11942 attached [pid 11942] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11942] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11942] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11941] <... futex resumed>) = 0 [pid 11941] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11941] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11941] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11941] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11943]}, 88) = 11943 [pid 11941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11941] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11941] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11942] <... futex resumed>) = 1 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11942] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11942] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11943 attached [pid 11943] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11943] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11943] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11943] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11941] <... futex resumed>) = 0 [pid 11941] exit_group(0) = ? [pid 11943] <... futex resumed>) = ? [pid 11942] <... futex resumed>) = ? [pid 11942] +++ exited with 0 +++ [pid 11943] +++ exited with 0 +++ [pid 11941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11944 ./strace-static-x86_64: Process 11944 attached [pid 11944] set_robust_list(0x555575da9760, 24) = 0 [pid 11944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11944] setpgid(0, 0) = 0 [pid 11944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11944] write(3, "1000", 4) = 4 [pid 11944] close(3) = 0 [pid 11944] write(1, "executing program\n", 18executing program ) = 18 [pid 11944] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11944] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11944] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11944] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11944] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11945 attached [pid 11945] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11944] <... clone3 resumed> => {parent_tid=[11945]}, 88) = 11945 [pid 11945] <... set_robust_list resumed>) = 0 [pid 11944] rt_sigprocmask(SIG_SETMASK, [], [pid 11945] rt_sigprocmask(SIG_SETMASK, [], [pid 11944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11944] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11945] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11944] <... futex resumed>) = 0 [pid 11944] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11945] <... socketpair resumed>[3, 4]) = 0 [pid 11945] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11944] <... futex resumed>) = 0 [pid 11944] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11944] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11944] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11944] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11944] <... clone3 resumed> => {parent_tid=[11946]}, 88) = 11946 [pid 11944] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11944] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11944] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11946 attached [pid 11946] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11946] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11946] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11944] <... futex resumed>) = 0 [pid 11946] <... futex resumed>) = 1 [pid 11945] <... sendmsg resumed>) = 0 [pid 11946] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11945] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11945] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11944] exit_group(0 [pid 11945] <... futex resumed>) = ? [pid 11946] <... futex resumed>) = ? [pid 11944] <... exit_group resumed>) = ? [pid 11945] +++ exited with 0 +++ [pid 11946] +++ exited with 0 +++ [pid 11944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11947 ./strace-static-x86_64: Process 11947 attached [pid 11947] set_robust_list(0x555575da9760, 24) = 0 [pid 11947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11947] setpgid(0, 0) = 0 [pid 11947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11947] write(3, "1000", 4) = 4 [pid 11947] close(3) = 0 [pid 11947] write(1, "executing program\n", 18) = 18 executing program [pid 11947] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11947] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11947] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11947] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11948 attached => {parent_tid=[11948]}, 88) = 11948 [pid 11947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11947] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11947] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11948] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11948] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11948] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11947] <... futex resumed>) = 0 [pid 11947] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11947] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11947] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11947] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11948] sendmsg(4, {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 11949 attached [pid 11947] <... clone3 resumed> => {parent_tid=[11949]}, 88) = 11949 [pid 11947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11947] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11947] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11949] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11949] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11949] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11947] <... futex resumed>) = 0 [pid 11949] <... futex resumed>) = 1 [pid 11949] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11948] <... sendmsg resumed>) = 0 [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11948] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11948] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11947] exit_group(0) = ? [pid 11948] <... futex resumed>) = ? [pid 11948] +++ exited with 0 +++ [pid 11949] <... futex resumed>) = ? [pid 11949] +++ exited with 0 +++ [pid 11947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11947, 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=0x555575da9750) = 11950 ./strace-static-x86_64: Process 11950 attached [pid 11950] set_robust_list(0x555575da9760, 24) = 0 [pid 11950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11950] setpgid(0, 0) = 0 [pid 11950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11950] write(3, "1000", 4) = 4 executing program [pid 11950] close(3) = 0 [pid 11950] write(1, "executing program\n", 18) = 18 [pid 11950] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11950] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11950] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11950] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11950] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11951 attached => {parent_tid=[11951]}, 88) = 11951 [pid 11950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11950] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11950] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11951] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11951] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11951] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11951] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11950] <... futex resumed>) = 0 [pid 11950] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11950] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11950] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11950] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11950] <... clone3 resumed> => {parent_tid=[11952]}, 88) = 11952 [pid 11951] <... sendmsg resumed>) = 0 [pid 11950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11950] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11951] <... sendmsg resumed>) = 0 [pid 11950] <... futex resumed>) = 0 [pid 11950] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11951] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11951] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11952 attached [pid 11952] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11952] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11952] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11952] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11950] <... futex resumed>) = 0 [pid 11950] exit_group(0) = ? [pid 11951] <... futex resumed>) = ? [pid 11951] +++ exited with 0 +++ [pid 11952] +++ exited with 0 +++ [pid 11950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11950, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11953 ./strace-static-x86_64: Process 11953 attached [pid 11953] set_robust_list(0x555575da9760, 24) = 0 [pid 11953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11953] setpgid(0, 0) = 0 [pid 11953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11953] write(3, "1000", 4) = 4 [pid 11953] close(3) = 0 [pid 11953] write(1, "executing program\n", 18executing program ) = 18 [pid 11953] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11953] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11953] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11953] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11953] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11953] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11954 attached => {parent_tid=[11954]}, 88) = 11954 [pid 11954] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11954] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11954] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11953] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11953] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11954] <... futex resumed>) = 0 [pid 11954] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11954] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11954] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11953] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11953] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11954] <... futex resumed>) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11954] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11954] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11953] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11954] <... futex resumed>) = 0 [pid 11954] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11954] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11954] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11953] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11953] exit_group(0) = ? [pid 11954] <... futex resumed>) = ? [pid 11954] +++ exited with 0 +++ [pid 11953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11955 ./strace-static-x86_64: Process 11955 attached [pid 11955] set_robust_list(0x555575da9760, 24) = 0 [pid 11955] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11955] setpgid(0, 0) = 0 [pid 11955] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11955] write(3, "1000", 4) = 4 [pid 11955] close(3) = 0 executing program [pid 11955] write(1, "executing program\n", 18) = 18 [pid 11955] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11955] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11955] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11955] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11955] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11955] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11956]}, 88) = 11956 [pid 11955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11955] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11955] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11956 attached [pid 11956] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11956] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11956] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11956] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11955] <... futex resumed>) = 0 [pid 11955] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11955] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11955] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11955] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11955] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11956] <... futex resumed>) = 1 [pid 11955] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11955] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11957]}, 88) = 11957 ./strace-static-x86_64: Process 11957 attached [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11955] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11955] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11955] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11957] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11957] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11957] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11957] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11955] <... futex resumed>) = 0 [pid 11957] <... futex resumed>) = 1 [pid 11957] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11956] <... sendmsg resumed>) = 0 [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11956] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11956] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11955] exit_group(0 [pid 11956] <... futex resumed>) = ? [pid 11955] <... exit_group resumed>) = ? [pid 11956] +++ exited with 0 +++ [pid 11957] <... futex resumed>) = ? [pid 11957] +++ exited with 0 +++ [pid 11955] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11955, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11958 ./strace-static-x86_64: Process 11958 attached [pid 11958] set_robust_list(0x555575da9760, 24) = 0 [pid 11958] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11958] setpgid(0, 0) = 0 [pid 11958] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11958] write(3, "1000", 4) = 4 [pid 11958] close(3) = 0 [pid 11958] write(1, "executing program\n", 18executing program ) = 18 [pid 11958] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11958] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11958] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11958] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11958] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11958] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11959 attached [pid 11959] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11959] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11959] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11958] <... clone3 resumed> => {parent_tid=[11959]}, 88) = 11959 [pid 11958] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11958] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11959] <... futex resumed>) = 0 [pid 11959] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11958] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11959] <... socketpair resumed>[3, 4]) = 0 [pid 11959] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11959] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11958] <... futex resumed>) = 0 [pid 11958] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11959] <... futex resumed>) = 0 [pid 11958] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11958] <... futex resumed>) = 0 [pid 11958] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11959] <... sendmsg resumed>) = 0 [pid 11958] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11958] <... mprotect resumed>) = 0 [pid 11959] <... sendmsg resumed>) = 0 [pid 11958] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11958] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11959] <... sendmsg resumed>) = 0 [pid 11958] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11958] <... clone3 resumed> => {parent_tid=[11960]}, 88) = 11960 [pid 11959] <... sendmsg resumed>) = 0 [pid 11958] rt_sigprocmask(SIG_SETMASK, [], [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11958] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 11960 attached [pid 11958] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11959] <... sendmsg resumed>) = 0 [pid 11958] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11960] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11960] <... set_robust_list resumed>) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11960] rt_sigprocmask(SIG_SETMASK, [], [pid 11959] <... sendmsg resumed>) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11959] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11959] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11960] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11960] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11958] <... futex resumed>) = 0 [pid 11958] exit_group(0) = ? [pid 11959] <... futex resumed>) = ? [pid 11960] +++ exited with 0 +++ [pid 11959] +++ exited with 0 +++ [pid 11958] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11958, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11961 ./strace-static-x86_64: Process 11961 attached [pid 11961] set_robust_list(0x555575da9760, 24) = 0 [pid 11961] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11961] setpgid(0, 0) = 0 [pid 11961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11961] write(3, "1000", 4) = 4 [pid 11961] close(3) = 0 executing program [pid 11961] write(1, "executing program\n", 18) = 18 [pid 11961] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11961] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11961] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11961] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11962]}, 88) = 11962 [pid 11961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11961] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11961] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11962 attached [pid 11962] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11962] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11962] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11962] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11961] <... futex resumed>) = 0 [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11961] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 11962] <... sendmsg resumed>) = 0 [pid 11961] <... futex resumed>) = 0 [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11961] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11962] <... sendmsg resumed>) = 0 [pid 11961] <... futex resumed>) = 0 [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11962] <... sendmsg resumed>) = 0 [pid 11961] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11961] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11962] <... sendmsg resumed>) = 0 [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11961] <... mprotect resumed>) = 0 [pid 11961] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11963]}, 88) = 11963 [pid 11961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11961] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11961] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11963 attached [pid 11963] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11963] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11963] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11963] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11961] <... futex resumed>) = 0 [pid 11963] <... futex resumed>) = 1 [pid 11963] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11962] <... sendmsg resumed>) = 0 [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11962] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11962] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11961] exit_group(0) = ? [pid 11963] <... futex resumed>) = ? [pid 11963] +++ exited with 0 +++ [pid 11962] <... futex resumed>) = ? [pid 11962] +++ exited with 0 +++ [pid 11961] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11961, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11964 ./strace-static-x86_64: Process 11964 attached [pid 11964] set_robust_list(0x555575da9760, 24) = 0 [pid 11964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11964] setpgid(0, 0) = 0 [pid 11964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11964] write(3, "1000", 4) = 4 [pid 11964] close(3) = 0 [pid 11964] write(1, "executing program\n", 18executing program ) = 18 [pid 11964] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11964] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11964] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11965 attached => {parent_tid=[11965]}, 88) = 11965 [pid 11965] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11965] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11965] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11964] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11965] <... futex resumed>) = 0 [pid 11965] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11964] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11965] <... socketpair resumed>[3, 4]) = 0 [pid 11965] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11965] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11964] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11965] <... futex resumed>) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11964] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11964] <... futex resumed>) = 0 [pid 11965] <... sendmsg resumed>) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11965] <... sendmsg resumed>) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11964] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11964] <... mprotect resumed>) = 0 [pid 11965] <... sendmsg resumed>) = 0 [pid 11964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11965] <... sendmsg resumed>) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11964] <... clone3 resumed> => {parent_tid=[11966]}, 88) = 11966 [pid 11965] <... sendmsg resumed>) = 0 [pid 11964] rt_sigprocmask(SIG_SETMASK, [], [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11964] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11965] <... sendmsg resumed>) = 0 [pid 11964] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11966 attached [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11966] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11965] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11965] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11966] <... set_robust_list resumed>) = 0 [pid 11966] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11966] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11966] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11964] <... futex resumed>) = 0 [pid 11966] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11964] exit_group(0) = ? [pid 11966] <... futex resumed>) = ? [pid 11966] +++ exited with 0 +++ [pid 11965] <... futex resumed>) = ? [pid 11965] +++ exited with 0 +++ [pid 11964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11964, si_uid=0, si_status=0, 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 11967 attached , child_tidptr=0x555575da9750) = 11967 [pid 11967] set_robust_list(0x555575da9760, 24) = 0 [pid 11967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11967] setpgid(0, 0) = 0 [pid 11967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11967] write(3, "1000", 4) = 4 [pid 11967] close(3) = 0 [pid 11967] write(1, "executing program\n", 18executing program ) = 18 [pid 11967] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11967] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11967] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11967] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11967] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11968 attached => {parent_tid=[11968]}, 88) = 11968 [pid 11968] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11967] rt_sigprocmask(SIG_SETMASK, [], [pid 11968] <... set_robust_list resumed>) = 0 [pid 11968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11968] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11967] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11968] <... futex resumed>) = 0 [pid 11968] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11968] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11968] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11967] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11967] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11968] <... futex resumed>) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11967] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11968] <... sendmsg resumed>) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11967] <... futex resumed>) = 0 [pid 11968] <... sendmsg resumed>) = 0 [pid 11967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11967] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11967] <... mprotect resumed>) = 0 [pid 11968] <... sendmsg resumed>) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11967] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11968] <... sendmsg resumed>) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11967] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11968] <... sendmsg resumed>) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11968] <... sendmsg resumed>) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11967] <... clone3 resumed> => {parent_tid=[11969]}, 88) = 11969 [pid 11968] <... sendmsg resumed>) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {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 11969 attached ) = 0 [pid 11967] rt_sigprocmask(SIG_SETMASK, [], [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11968] <... sendmsg resumed>) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11968] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11968] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11969] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11967] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11967] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11969] <... set_robust_list resumed>) = 0 [pid 11969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11969] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11969] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11967] <... futex resumed>) = 0 [pid 11967] exit_group(0) = ? [pid 11968] <... futex resumed>) = ? [pid 11968] +++ exited with 0 +++ [pid 11969] +++ exited with 0 +++ [pid 11967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11970 ./strace-static-x86_64: Process 11970 attached [pid 11970] set_robust_list(0x555575da9760, 24) = 0 [pid 11970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11970] setpgid(0, 0) = 0 [pid 11970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11970] write(3, "1000", 4) = 4 [pid 11970] close(3) = 0 executing program [pid 11970] write(1, "executing program\n", 18) = 18 [pid 11970] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11970] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11970] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11970] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11970] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11971]}, 88) = 11971 [pid 11970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11970] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11970] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11971 attached [pid 11971] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11971] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11971] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11971] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11970] <... futex resumed>) = 0 [pid 11970] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11970] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11970] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11970] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11972 attached => {parent_tid=[11972]}, 88) = 11972 [pid 11970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11970] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11970] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11971] <... futex resumed>) = 1 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11972] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11972] <... set_robust_list resumed>) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11971] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11971] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11972] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11972] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11972] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11970] <... futex resumed>) = 0 [pid 11972] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11970] exit_group(0) = ? [pid 11972] <... futex resumed>) = ? [pid 11972] +++ exited with 0 +++ [pid 11971] <... futex resumed>) = ? [pid 11971] +++ exited with 0 +++ [pid 11970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11970, si_uid=0, si_status=0, 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 11973 attached , child_tidptr=0x555575da9750) = 11973 [pid 11973] set_robust_list(0x555575da9760, 24) = 0 [pid 11973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11973] setpgid(0, 0) = 0 [pid 11973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11973] write(3, "1000", 4) = 4 [pid 11973] close(3) = 0 [pid 11973] write(1, "executing program\n", 18executing program ) = 18 [pid 11973] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11973] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11973] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11973] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11973] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11974 attached => {parent_tid=[11974]}, 88) = 11974 [pid 11974] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11974] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11973] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11974] <... futex resumed>) = 0 [pid 11973] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11974] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11974] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11973] <... futex resumed>) = 0 [pid 11973] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11973] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11973] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11973] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11975]}, 88) = 11975 [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11973] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11973] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11975 attached [pid 11975] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11975] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11975] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11974] <... sendmsg resumed>) = 0 [pid 11973] <... futex resumed>) = 0 [pid 11975] <... futex resumed>) = 1 [pid 11975] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11974] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11974] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11973] exit_group(0 [pid 11974] <... futex resumed>) = ? [pid 11973] <... exit_group resumed>) = ? [pid 11974] +++ exited with 0 +++ [pid 11975] <... futex resumed>) = ? [pid 11975] +++ exited with 0 +++ [pid 11973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11976 ./strace-static-x86_64: Process 11976 attached [pid 11976] set_robust_list(0x555575da9760, 24) = 0 [pid 11976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11976] setpgid(0, 0) = 0 [pid 11976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11976] write(3, "1000", 4) = 4 [pid 11976] close(3executing program ) = 0 [pid 11976] write(1, "executing program\n", 18) = 18 [pid 11976] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11976] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11976] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11976] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11976] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11977]}, 88) = 11977 [pid 11976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11976] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11976] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11977 attached [pid 11977] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11977] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11977] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11977] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11977] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11976] <... futex resumed>) = 0 [pid 11976] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11976] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11976] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11976] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11978]}, 88) = 11978 [pid 11976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11976] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11976] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11977] <... futex resumed>) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_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 11978 attached [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11978] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11978] <... set_robust_list resumed>) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11978] rt_sigprocmask(SIG_SETMASK, [], [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11978] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11977] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11978] <... setsockopt resumed>) = 0 [pid 11977] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11978] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11976] <... futex resumed>) = 0 [pid 11978] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11976] exit_group(0) = ? [pid 11978] <... futex resumed>) = ? [pid 11977] <... futex resumed>) = ? [pid 11977] +++ exited with 0 +++ [pid 11978] +++ exited with 0 +++ [pid 11976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11979 ./strace-static-x86_64: Process 11979 attached [pid 11979] set_robust_list(0x555575da9760, 24) = 0 [pid 11979] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11979] setpgid(0, 0) = 0 [pid 11979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11979] write(3, "1000", 4) = 4 [pid 11979] close(3) = 0 [pid 11979] write(1, "executing program\n", 18executing program ) = 18 [pid 11979] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11979] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11979] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11979] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11980]}, 88) = 11980 [pid 11979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11979] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11979] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11980 attached [pid 11980] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11980] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11980] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11979] <... futex resumed>) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11979] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11979] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11980] <... sendmsg resumed>) = 0 [pid 11979] <... futex resumed>) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11980] <... sendmsg resumed>) = 0 [pid 11979] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11979] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 11980] <... sendmsg resumed>) = 0 [pid 11979] <... mprotect resumed>) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11979] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11980] <... sendmsg resumed>) = 0 [pid 11979] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11981]}, 88) = 11981 [pid 11979] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11979] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11979] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11980] <... sendmsg resumed>) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {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 11981 attached ) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11981] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11980] <... sendmsg resumed>) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11981] <... set_robust_list resumed>) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11981] rt_sigprocmask(SIG_SETMASK, [], [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11981] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11980] <... sendmsg resumed>) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11980] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11980] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11981] <... setsockopt resumed>) = 0 [pid 11981] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11979] <... futex resumed>) = 0 [pid 11979] exit_group(0) = ? [pid 11981] <... futex resumed>) = ? [pid 11980] <... futex resumed>) = ? [pid 11980] +++ exited with 0 +++ [pid 11981] +++ exited with 0 +++ [pid 11979] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11979, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11982 ./strace-static-x86_64: Process 11982 attached [pid 11982] set_robust_list(0x555575da9760, 24) = 0 [pid 11982] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11982] setpgid(0, 0) = 0 [pid 11982] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11982] write(3, "1000", 4) = 4 [pid 11982] close(3executing program ) = 0 [pid 11982] write(1, "executing program\n", 18) = 18 [pid 11982] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11982] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11982] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11982] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11982] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11982] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11983 attached => {parent_tid=[11983]}, 88) = 11983 [pid 11983] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11982] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11982] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11983] <... set_robust_list resumed>) = 0 [pid 11983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11983] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11983] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11983] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11982] <... futex resumed>) = 0 [pid 11982] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11983] <... futex resumed>) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11982] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11983] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11983] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11982] <... futex resumed>) = 0 [pid 11982] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11982] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11982] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11982] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11984 attached => {parent_tid=[11984]}, 88) = 11984 [pid 11984] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11984] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11984] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11982] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11984] <... futex resumed>) = 0 [pid 11984] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11984] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11984] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11982] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11982] exit_group(0 [pid 11983] <... futex resumed>) = ? [pid 11982] <... exit_group resumed>) = ? [pid 11983] +++ exited with 0 +++ [pid 11984] <... futex resumed>) = ? [pid 11984] +++ exited with 0 +++ [pid 11982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11982, si_uid=0, si_status=0, 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 11985 attached , child_tidptr=0x555575da9750) = 11985 [pid 11985] set_robust_list(0x555575da9760, 24) = 0 [pid 11985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11985] setpgid(0, 0) = 0 [pid 11985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11985] write(3, "1000", 4) = 4 [pid 11985] close(3) = 0 executing program [pid 11985] write(1, "executing program\n", 18) = 18 [pid 11985] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11985] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11985] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11985] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11985] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11985] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[11986]}, 88) = 11986 [pid 11985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11985] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11985] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11986 attached [pid 11986] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11986] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11986] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11985] <... futex resumed>) = 0 [pid 11985] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11985] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11985] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11985] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11985] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11987]}, 88) = 11987 [pid 11985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11985] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11985] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11986] <... sendmsg resumed>) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11986] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11986] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 11987 attached [pid 11987] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11987] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11987] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11985] <... futex resumed>) = 0 [pid 11985] exit_group(0) = ? [pid 11986] <... futex resumed>) = ? [pid 11986] +++ exited with 0 +++ [pid 11987] <... futex resumed>) = ? [pid 11987] +++ exited with 0 +++ [pid 11985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11988 ./strace-static-x86_64: Process 11988 attached [pid 11988] set_robust_list(0x555575da9760, 24) = 0 [pid 11988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11988] setpgid(0, 0) = 0 [pid 11988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11988] write(3, "1000", 4) = 4 [pid 11988] close(3) = 0 [pid 11988] write(1, "executing program\n", 18executing program ) = 18 [pid 11988] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11988] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11988] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11988] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11988] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11989 attached => {parent_tid=[11989]}, 88) = 11989 [pid 11989] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11989] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11988] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11989] <... futex resumed>) = 0 [pid 11989] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 11989] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11989] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11988] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11988] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11989] <... futex resumed>) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11988] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11989] <... sendmsg resumed>) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11989] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11989] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11988] <... futex resumed>) = 0 [pid 11988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11988] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11988] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 11990 attached [pid 11990] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11990] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11988] <... clone3 resumed> => {parent_tid=[11990]}, 88) = 11990 [pid 11988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11988] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11990] <... futex resumed>) = 0 [pid 11990] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11990] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11990] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11988] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 11988] exit_group(0 [pid 11989] <... futex resumed>) = ? [pid 11988] <... exit_group resumed>) = ? [pid 11989] +++ exited with 0 +++ [pid 11990] <... futex resumed>) = ? [pid 11990] +++ exited with 0 +++ [pid 11988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11988, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11991 ./strace-static-x86_64: Process 11991 attached [pid 11991] set_robust_list(0x555575da9760, 24) = 0 [pid 11991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11991] setpgid(0, 0) = 0 [pid 11991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11991] write(3, "1000", 4) = 4 [pid 11991] close(3) = 0 [pid 11991] write(1, "executing program\n", 18executing program ) = 18 [pid 11991] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11991] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11991] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11991] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11992 attached => {parent_tid=[11992]}, 88) = 11992 [pid 11992] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11992] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11991] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11992] <... futex resumed>) = 0 [pid 11992] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11991] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11992] <... socketpair resumed>[3, 4]) = 0 [pid 11992] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11991] <... futex resumed>) = 0 [pid 11991] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11991] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11991] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11991] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11991] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[11993]}, 88) = 11993 [pid 11991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11991] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11991] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 11993 attached [pid 11993] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 11993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11993] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11993] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11991] <... futex resumed>) = 0 [pid 11993] <... futex resumed>) = 1 [pid 11993] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11992] <... sendmsg resumed>) = 0 [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 11992] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11992] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11991] exit_group(0) = ? [pid 11992] <... futex resumed>) = ? [pid 11993] <... futex resumed>) = ? [pid 11993] +++ exited with 0 +++ [pid 11992] +++ exited with 0 +++ [pid 11991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11991, si_uid=0, si_status=0, 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 11994 attached , child_tidptr=0x555575da9750) = 11994 [pid 11994] set_robust_list(0x555575da9760, 24) = 0 [pid 11994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11994] setpgid(0, 0) = 0 [pid 11994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11994] write(3, "1000", 4) = 4 [pid 11994] close(3) = 0 executing program [pid 11994] write(1, "executing program\n", 18) = 18 [pid 11994] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11994] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11994] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11994] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11994] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11995 attached [pid 11995] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 11995] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11995] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11994] <... clone3 resumed> => {parent_tid=[11995]}, 88) = 11995 [pid 11994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11994] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11995] <... futex resumed>) = 0 [pid 11995] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11994] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11995] <... socketpair resumed>[3, 4]) = 0 [pid 11995] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11995] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11994] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11995] <... futex resumed>) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11995] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11995] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11994] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11995] <... futex resumed>) = 0 [pid 11995] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11994] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11995] <... setsockopt resumed>) = 0 [pid 11995] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11994] <... futex resumed>) = 0 [pid 11995] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11994] exit_group(0) = ? [pid 11995] <... futex resumed>) = ? [pid 11995] +++ exited with 0 +++ [pid 11994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 11996 ./strace-static-x86_64: Process 11996 attached [pid 11996] set_robust_list(0x555575da9760, 24) = 0 [pid 11996] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11996] setpgid(0, 0) = 0 [pid 11996] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11996] write(3, "1000", 4) = 4 [pid 11996] close(3) = 0 executing program [pid 11996] write(1, "executing program\n", 18) = 18 [pid 11996] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11996] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11996] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11996] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11996] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 11997 attached => {parent_tid=[11997]}, 88) = 11997 [pid 11997] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11996] rt_sigprocmask(SIG_SETMASK, [], [pid 11997] <... set_robust_list resumed>) = 0 [pid 11997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 11997] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11996] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11997] <... futex resumed>) = 0 [pid 11997] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11996] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11997] <... socketpair resumed>[3, 4]) = 0 [pid 11997] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11997] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11996] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 11996] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11997] <... futex resumed>) = 0 [pid 11996] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11996] <... futex resumed>) = 0 [pid 11996] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 11997] <... sendmsg resumed>) = 0 [pid 11996] <... mmap resumed>) = 0x7f8ea29ad000 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11996] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11997] <... sendmsg resumed>) = 0 [pid 11996] rt_sigprocmask(SIG_BLOCK, ~[], [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11996] <... rt_sigprocmask resumed>[], 8) = 0 [pid 11996] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 11997] <... sendmsg resumed>) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11996] <... clone3 resumed> => {parent_tid=[11998]}, 88) = 11998 [pid 11997] <... sendmsg resumed>) = 0 [pid 11996] rt_sigprocmask(SIG_SETMASK, [], [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11996] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11997] <... sendmsg resumed>) = 0 [pid 11996] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11996] <... futex resumed>) = 0 [pid 11996] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 11997] <... sendmsg resumed>) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_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 11998 attached [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11998] set_robust_list(0x7f8ea29cd9a0, 24 [pid 11997] <... sendmsg resumed>) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11998] <... set_robust_list resumed>) = 0 [pid 11997] <... sendmsg resumed>) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11998] rt_sigprocmask(SIG_SETMASK, [], [pid 11997] <... sendmsg resumed>) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 11997] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11997] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 11998] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11998] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 11998] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11996] <... futex resumed>) = 0 [pid 11996] exit_group(0) = ? [pid 11998] +++ exited with 0 +++ [pid 11997] <... futex resumed>) = ? [pid 11997] +++ exited with 0 +++ [pid 11996] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11996, si_uid=0, si_status=0, 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 11999 attached , child_tidptr=0x555575da9750) = 11999 [pid 11999] set_robust_list(0x555575da9760, 24) = 0 [pid 11999] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 11999] setpgid(0, 0) = 0 [pid 11999] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 11999] write(3, "1000", 4) = 4 [pid 11999] close(3) = 0 [pid 11999] write(1, "executing program\n", 18executing program ) = 18 [pid 11999] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11999] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 11999] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 11999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 11999] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12000 attached => {parent_tid=[12000]}, 88) = 12000 [pid 12000] set_robust_list(0x7f8ea29ee9a0, 24 [pid 11999] rt_sigprocmask(SIG_SETMASK, [], [pid 12000] <... set_robust_list resumed>) = 0 [pid 11999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12000] rt_sigprocmask(SIG_SETMASK, [], [pid 11999] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12000] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 11999] <... futex resumed>) = 0 [pid 12000] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 11999] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12000] <... socketpair resumed>[3, 4]) = 0 [pid 12000] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11999] <... futex resumed>) = 0 [pid 11999] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11999] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 11999] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 11999] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 11999] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 11999] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12000] sendmsg(4, {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 12001 attached [pid 12001] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12000] <... sendmsg resumed>) = 0 [pid 11999] <... clone3 resumed> => {parent_tid=[12001]}, 88) = 12001 [pid 12001] <... set_robust_list resumed>) = 0 [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11999] rt_sigprocmask(SIG_SETMASK, [], [pid 12001] rt_sigprocmask(SIG_SETMASK, [], [pid 12000] <... sendmsg resumed>) = 0 [pid 11999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 11999] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12001] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 11999] <... futex resumed>) = 0 [pid 12000] <... sendmsg resumed>) = 0 [pid 11999] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12001] <... setsockopt resumed>) = 0 [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12001] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 11999] <... futex resumed>) = 0 [pid 12000] <... sendmsg resumed>) = 0 [pid 12001] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12000] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 11999] exit_group(0 [pid 12000] <... futex resumed>) = 0 [pid 11999] <... exit_group resumed>) = ? [pid 12001] <... futex resumed>) = ? [pid 12001] +++ exited with 0 +++ [pid 12000] +++ exited with 0 +++ [pid 11999] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11999, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12002 ./strace-static-x86_64: Process 12002 attached [pid 12002] set_robust_list(0x555575da9760, 24) = 0 [pid 12002] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12002] setpgid(0, 0) = 0 [pid 12002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12002] write(3, "1000", 4) = 4 [pid 12002] close(3) = 0 [pid 12002] write(1, "executing program\n", 18executing program ) = 18 [pid 12002] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12002] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12002] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12002] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12003 attached => {parent_tid=[12003]}, 88) = 12003 [pid 12003] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12003] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12002] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12003] <... futex resumed>) = 0 [pid 12002] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12003] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12003] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12003] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12002] <... futex resumed>) = 0 [pid 12002] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12003] <... futex resumed>) = 0 [pid 12002] <... futex resumed>) = 1 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12003] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12003] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12002] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12003] <... futex resumed>) = 0 [pid 12002] <... futex resumed>) = 1 [pid 12003] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12002] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12003] <... setsockopt resumed>) = 0 [pid 12003] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12002] <... futex resumed>) = 0 [pid 12003] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12002] exit_group(0 [pid 12003] <... futex resumed>) = ? [pid 12003] +++ exited with 0 +++ [pid 12002] <... exit_group resumed>) = ? [pid 12002] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12002, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12004 ./strace-static-x86_64: Process 12004 attached [pid 12004] set_robust_list(0x555575da9760, 24) = 0 [pid 12004] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12004] setpgid(0, 0) = 0 [pid 12004] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12004] write(3, "1000", 4) = 4 [pid 12004] close(3) = 0 executing program [pid 12004] write(1, "executing program\n", 18) = 18 [pid 12004] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12004] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12004] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12004] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12004] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12004] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12005 attached [pid 12005] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12005] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12004] <... clone3 resumed> => {parent_tid=[12005]}, 88) = 12005 [pid 12004] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12004] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12005] <... futex resumed>) = 0 [pid 12005] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12004] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12005] <... socketpair resumed>[3, 4]) = 0 [pid 12005] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12005] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12004] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12005] <... futex resumed>) = 0 [pid 12004] <... futex resumed>) = 1 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12004] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12005] <... sendmsg resumed>) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12004] <... futex resumed>) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12004] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12005] <... sendmsg resumed>) = 0 [pid 12004] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12004] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12005] <... sendmsg resumed>) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12004] <... mprotect resumed>) = 0 [pid 12005] <... sendmsg resumed>) = 0 [pid 12004] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12004] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12004] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12005] <... sendmsg resumed>) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12004] <... clone3 resumed> => {parent_tid=[12006]}, 88) = 12006 [pid 12004] rt_sigprocmask(SIG_SETMASK, [], [pid 12005] <... sendmsg resumed>) = 0 [pid 12004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12004] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12004] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12005] <... sendmsg resumed>) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12005] sendmsg(4, {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 12006 attached ) = 0 [pid 12006] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12005] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12006] <... set_robust_list resumed>) = 0 [pid 12005] <... sendmsg resumed>) = 0 [pid 12006] rt_sigprocmask(SIG_SETMASK, [], [pid 12005] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12005] <... futex resumed>) = 0 [pid 12006] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12005] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12006] <... setsockopt resumed>) = 0 [pid 12006] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12004] <... futex resumed>) = 0 [pid 12004] exit_group(0 [pid 12005] <... futex resumed>) = ? [pid 12004] <... exit_group resumed>) = ? [pid 12006] +++ exited with 0 +++ [pid 12005] +++ exited with 0 +++ [pid 12004] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12004, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12007 ./strace-static-x86_64: Process 12007 attached [pid 12007] set_robust_list(0x555575da9760, 24) = 0 [pid 12007] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12007] setpgid(0, 0) = 0 [pid 12007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12007] write(3, "1000", 4) = 4 [pid 12007] close(3) = 0 [pid 12007] write(1, "executing program\n", 18executing program ) = 18 [pid 12007] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12007] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12007] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12007] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12008 attached [pid 12008] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12008] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12007] <... clone3 resumed> => {parent_tid=[12008]}, 88) = 12008 [pid 12007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12007] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12008] <... futex resumed>) = 0 [pid 12007] <... futex resumed>) = 1 [pid 12008] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12008] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12008] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12007] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12007] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12008] <... futex resumed>) = 0 [pid 12007] <... futex resumed>) = 1 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12007] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12007] <... futex resumed>) = 0 [pid 12008] <... sendmsg resumed>) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12008] <... sendmsg resumed>) = 0 [pid 12007] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12007] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12008] <... sendmsg resumed>) = 0 [pid 12007] <... mprotect resumed>) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12007] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12008] <... sendmsg resumed>) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12007] <... clone3 resumed> => {parent_tid=[12009]}, 88) = 12009 [pid 12007] rt_sigprocmask(SIG_SETMASK, [], [pid 12008] <... sendmsg resumed>) = 0 [pid 12007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12007] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12007] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12008] <... sendmsg resumed>) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12008] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12008] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12009 attached [pid 12009] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12009] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12009] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12007] <... futex resumed>) = 0 [pid 12009] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12007] exit_group(0) = ? [pid 12008] <... futex resumed>) = ? [pid 12008] +++ exited with 0 +++ [pid 12009] <... futex resumed>) = ? [pid 12009] +++ exited with 0 +++ [pid 12007] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12007, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12010 ./strace-static-x86_64: Process 12010 attached [pid 12010] set_robust_list(0x555575da9760, 24) = 0 [pid 12010] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12010] setpgid(0, 0) = 0 [pid 12010] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12010] write(3, "1000", 4) = 4 [pid 12010] close(3executing program ) = 0 [pid 12010] write(1, "executing program\n", 18) = 18 [pid 12010] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12010] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12010] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12010] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12010] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12010] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12011]}, 88) = 12011 [pid 12010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12010] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12010] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12011 attached [pid 12011] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12011] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12011] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12011] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12010] <... futex resumed>) = 0 [pid 12010] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12010] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12010] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12010] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12010] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12010] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12012]}, 88) = 12012 [pid 12010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12010] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12010] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12011] <... futex resumed>) = 1 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12011] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12011] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12012 attached [pid 12012] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12012] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12012] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12010] <... futex resumed>) = 0 [pid 12010] exit_group(0) = ? [pid 12012] <... futex resumed>) = ? [pid 12011] <... futex resumed>) = ? [pid 12011] +++ exited with 0 +++ [pid 12012] +++ exited with 0 +++ [pid 12010] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12010, 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=0x555575da9750) = 12013 ./strace-static-x86_64: Process 12013 attached [pid 12013] set_robust_list(0x555575da9760, 24) = 0 [pid 12013] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12013] setpgid(0, 0) = 0 [pid 12013] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12013] write(3, "1000", 4) = 4 [pid 12013] close(3) = 0 executing program [pid 12013] write(1, "executing program\n", 18) = 18 [pid 12013] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12013] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12013] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12013] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12013] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12013] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12013] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12014 attached [pid 12014] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12014] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12014] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12013] <... clone3 resumed> => {parent_tid=[12014]}, 88) = 12014 [pid 12013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12013] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12014] <... futex resumed>) = 0 [pid 12013] <... futex resumed>) = 1 [pid 12014] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12013] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12014] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12013] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12014] <... futex resumed>) = 0 [pid 12014] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12013] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12014] <... futex resumed>) = 0 [pid 12013] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12013] <... futex resumed>) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12014] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12014] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12013] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12013] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12013] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12013] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12015 attached => {parent_tid=[12015]}, 88) = 12015 [pid 12015] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12013] rt_sigprocmask(SIG_SETMASK, [], [pid 12015] <... set_robust_list resumed>) = 0 [pid 12013] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12015] rt_sigprocmask(SIG_SETMASK, [], [pid 12013] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12013] <... futex resumed>) = 0 [pid 12015] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12013] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12015] <... setsockopt resumed>) = 0 [pid 12015] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12013] <... futex resumed>) = 0 [pid 12015] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12013] exit_group(0) = ? [pid 12014] <... futex resumed>) = ? [pid 12014] +++ exited with 0 +++ [pid 12015] <... futex resumed>) = ? [pid 12015] +++ exited with 0 +++ [pid 12013] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12013, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12016 ./strace-static-x86_64: Process 12016 attached [pid 12016] set_robust_list(0x555575da9760, 24) = 0 [pid 12016] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12016] setpgid(0, 0) = 0 [pid 12016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12016] write(3, "1000", 4) = 4 [pid 12016] close(3) = 0 executing program [pid 12016] write(1, "executing program\n", 18) = 18 [pid 12016] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12016] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12016] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12016] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12016] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12017]}, 88) = 12017 [pid 12016] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12016] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12016] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12017 attached [pid 12017] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12017] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12017] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12017] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12016] <... futex resumed>) = 0 [pid 12016] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12016] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12016] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12016] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12018 attached => {parent_tid=[12018]}, 88) = 12018 [pid 12018] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12016] rt_sigprocmask(SIG_SETMASK, [], [pid 12018] <... set_robust_list resumed>) = 0 [pid 12016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12018] rt_sigprocmask(SIG_SETMASK, [], [pid 12016] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12016] <... futex resumed>) = 0 [pid 12018] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12016] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12018] <... setsockopt resumed>) = 0 [pid 12018] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12016] <... futex resumed>) = 0 [pid 12018] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12017] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12017] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12016] exit_group(0 [pid 12018] <... futex resumed>) = 231 [pid 12016] <... exit_group resumed>) = ? [pid 12017] <... futex resumed>) = ? [pid 12017] +++ exited with 0 +++ [pid 12018] +++ exited with 0 +++ [pid 12016] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12016, 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=0x555575da9750) = 12019 ./strace-static-x86_64: Process 12019 attached [pid 12019] set_robust_list(0x555575da9760, 24) = 0 [pid 12019] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12019] setpgid(0, 0) = 0 [pid 12019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12019] write(3, "1000", 4) = 4 [pid 12019] close(3) = 0 [pid 12019] write(1, "executing program\n", 18executing program ) = 18 [pid 12019] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12019] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12019] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12019] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12019] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12020 attached => {parent_tid=[12020]}, 88) = 12020 [pid 12020] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12019] rt_sigprocmask(SIG_SETMASK, [], [pid 12020] <... set_robust_list resumed>) = 0 [pid 12019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12020] rt_sigprocmask(SIG_SETMASK, [], [pid 12019] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12019] <... futex resumed>) = 0 [pid 12020] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12019] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12020] <... socketpair resumed>[3, 4]) = 0 [pid 12020] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12019] <... futex resumed>) = 0 [pid 12020] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12019] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12019] <... futex resumed>) = 0 [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12019] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12020] <... sendmsg resumed>) = 0 [pid 12019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12019] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12020] <... sendmsg resumed>) = 0 [pid 12019] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12019] <... mprotect resumed>) = 0 [pid 12020] <... sendmsg resumed>) = 0 [pid 12019] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12019] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12020] <... sendmsg resumed>) = 0 [pid 12019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12020] sendmsg(4, {msg_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 12021 attached [pid 12019] <... clone3 resumed> => {parent_tid=[12021]}, 88) = 12021 [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12021] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12019] rt_sigprocmask(SIG_SETMASK, [], [pid 12021] <... set_robust_list resumed>) = 0 [pid 12020] <... sendmsg resumed>) = 0 [pid 12021] rt_sigprocmask(SIG_SETMASK, [], [pid 12019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12019] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12021] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12020] <... sendmsg resumed>) = 0 [pid 12019] <... futex resumed>) = 0 [pid 12021] <... setsockopt resumed>) = 0 [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12021] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12019] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12021] <... futex resumed>) = 0 [pid 12020] <... sendmsg resumed>) = 0 [pid 12019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12021] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12020] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12020] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12019] exit_group(0 [pid 12020] <... futex resumed>) = ? [pid 12019] <... exit_group resumed>) = ? [pid 12021] <... futex resumed>) = 231 [pid 12020] +++ exited with 0 +++ [pid 12021] +++ exited with 0 +++ [pid 12019] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12019, si_uid=0, si_status=0, 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 12022 attached , child_tidptr=0x555575da9750) = 12022 [pid 12022] set_robust_list(0x555575da9760, 24) = 0 [pid 12022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12022] setpgid(0, 0) = 0 [pid 12022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12022] write(3, "1000", 4) = 4 [pid 12022] close(3executing program ) = 0 [pid 12022] write(1, "executing program\n", 18) = 18 [pid 12022] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12022] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12022] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12022] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12023 attached [pid 12023] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12022] <... clone3 resumed> => {parent_tid=[12023]}, 88) = 12023 [pid 12023] <... set_robust_list resumed>) = 0 [pid 12022] rt_sigprocmask(SIG_SETMASK, [], [pid 12023] rt_sigprocmask(SIG_SETMASK, [], [pid 12022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12022] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12023] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12022] <... futex resumed>) = 0 [pid 12022] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12023] <... socketpair resumed>[3, 4]) = 0 [pid 12023] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12022] <... futex resumed>) = 0 [pid 12022] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12022] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12022] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12022] <... mprotect resumed>) = 0 [pid 12022] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12024]}, 88) = 12024 [pid 12023] <... sendmsg resumed>) = 0 [pid 12022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12022] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12022] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12024 attached [pid 12024] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12024] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12024] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12022] <... futex resumed>) = 0 [pid 12024] <... futex resumed>) = 1 [pid 12024] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12023] <... sendmsg resumed>) = 0 [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12023] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12023] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12022] exit_group(0 [pid 12024] <... futex resumed>) = 231 [pid 12023] <... futex resumed>) = ? [pid 12022] <... exit_group resumed>) = ? [pid 12023] +++ exited with 0 +++ [pid 12024] +++ exited with 0 +++ [pid 12022] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12022, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12025 ./strace-static-x86_64: Process 12025 attached [pid 12025] set_robust_list(0x555575da9760, 24) = 0 [pid 12025] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12025] setpgid(0, 0) = 0 [pid 12025] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12025] write(3, "1000", 4) = 4 executing program [pid 12025] close(3) = 0 [pid 12025] write(1, "executing program\n", 18) = 18 [pid 12025] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12025] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12025] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12025] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12025] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12025] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12026]}, 88) = 12026 [pid 12025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12025] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12025] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12026 attached [pid 12026] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12026] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12026] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12026] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12025] <... futex resumed>) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12025] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12025] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12026] <... sendmsg resumed>) = 0 [pid 12025] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12025] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12025] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12026] <... sendmsg resumed>) = 0 [pid 12025] <... mprotect resumed>) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12025] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12025] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12025] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12026] <... sendmsg resumed>) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12025] <... clone3 resumed> => {parent_tid=[12027]}, 88) = 12027 [pid 12025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12025] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12026] <... sendmsg resumed>) = 0 [pid 12025] <... futex resumed>) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12025] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12026] <... sendmsg resumed>) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {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 12027 attached ) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12027] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12027] <... set_robust_list resumed>) = 0 [pid 12026] <... sendmsg resumed>) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12027] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12026] <... sendmsg resumed>) = 0 [pid 12027] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12026] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12026] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12025] <... futex resumed>) = 0 [pid 12025] exit_group(0) = ? [pid 12027] <... futex resumed>) = ? [pid 12026] <... futex resumed>) = ? [pid 12027] +++ exited with 0 +++ [pid 12026] +++ exited with 0 +++ [pid 12025] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12025, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12028 attached , child_tidptr=0x555575da9750) = 12028 [pid 12028] set_robust_list(0x555575da9760, 24) = 0 [pid 12028] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12028] setpgid(0, 0) = 0 [pid 12028] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12028] write(3, "1000", 4) = 4 [pid 12028] close(3) = 0 executing program [pid 12028] write(1, "executing program\n", 18) = 18 [pid 12028] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12028] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12028] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12028] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12028] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12029]}, 88) = 12029 [pid 12028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12028] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12028] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12029 attached [pid 12029] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12029] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12029] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12029] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12028] <... futex resumed>) = 0 [pid 12028] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12028] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12028] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12028] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12029] <... futex resumed>) = 1 [pid 12028] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12028] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12028] <... clone3 resumed> => {parent_tid=[12030]}, 88) = 12030 ./strace-static-x86_64: Process 12030 attached [pid 12028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12028] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12028] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12029] <... sendmsg resumed>) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12030] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12029] <... sendmsg resumed>) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12030] <... set_robust_list resumed>) = 0 [pid 12029] <... sendmsg resumed>) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12029] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12029] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12030] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12030] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12028] <... futex resumed>) = 0 [pid 12028] exit_group(0 [pid 12029] <... futex resumed>) = ? [pid 12028] <... exit_group resumed>) = ? [pid 12029] +++ exited with 0 +++ [pid 12030] <... futex resumed>) = ? [pid 12030] +++ exited with 0 +++ [pid 12028] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12028, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12031 ./strace-static-x86_64: Process 12031 attached [pid 12031] set_robust_list(0x555575da9760, 24) = 0 [pid 12031] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12031] setpgid(0, 0) = 0 [pid 12031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12031] write(3, "1000", 4) = 4 [pid 12031] close(3) = 0 [pid 12031] write(1, "executing program\n", 18executing program ) = 18 [pid 12031] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12031] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12031] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12031] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12032 attached => {parent_tid=[12032]}, 88) = 12032 [pid 12032] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12032] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12032] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12031] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12032] <... futex resumed>) = 0 [pid 12032] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12032] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12032] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12031] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12031] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12032] <... futex resumed>) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12031] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12032] <... sendmsg resumed>) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12031] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12032] <... sendmsg resumed>) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12032] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12032] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12031] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12031] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12033 attached [pid 12033] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12033] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12031] <... clone3 resumed> => {parent_tid=[12033]}, 88) = 12033 [pid 12031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12031] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12033] <... futex resumed>) = 0 [pid 12033] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12033] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12033] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12031] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12031] exit_group(0) = ? [pid 12032] <... futex resumed>) = ? [pid 12032] +++ exited with 0 +++ [pid 12033] <... futex resumed>) = ? [pid 12033] +++ exited with 0 +++ [pid 12031] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12031, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12034 ./strace-static-x86_64: Process 12034 attached [pid 12034] set_robust_list(0x555575da9760, 24) = 0 [pid 12034] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12034] setpgid(0, 0) = 0 [pid 12034] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12034] write(3, "1000", 4) = 4 [pid 12034] close(3) = 0 [pid 12034] write(1, "executing program\n", 18executing program ) = 18 [pid 12034] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12034] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12034] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12034] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12034] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12035 attached => {parent_tid=[12035]}, 88) = 12035 [pid 12035] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12035] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12034] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12035] <... futex resumed>) = 0 [pid 12034] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12035] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12035] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12035] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12034] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12035] <... futex resumed>) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12034] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12035] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12035] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12034] <... futex resumed>) = 0 [pid 12034] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12034] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12034] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12034] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12036 attached [pid 12036] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12034] <... clone3 resumed> => {parent_tid=[12036]}, 88) = 12036 [pid 12036] rt_sigprocmask(SIG_SETMASK, [], [pid 12034] rt_sigprocmask(SIG_SETMASK, [], [pid 12036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12036] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12034] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12036] <... setsockopt resumed>) = 0 [pid 12034] <... futex resumed>) = 0 [pid 12036] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12034] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12036] <... futex resumed>) = 0 [pid 12034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12036] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12034] exit_group(0) = ? [pid 12035] <... futex resumed>) = ? [pid 12035] +++ exited with 0 +++ [pid 12036] <... futex resumed>) = ? [pid 12036] +++ exited with 0 +++ [pid 12034] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12034, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12037 ./strace-static-x86_64: Process 12037 attached [pid 12037] set_robust_list(0x555575da9760, 24) = 0 [pid 12037] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12037] setpgid(0, 0) = 0 [pid 12037] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12037] write(3, "1000", 4) = 4 [pid 12037] close(3) = 0 executing program [pid 12037] write(1, "executing program\n", 18) = 18 [pid 12037] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12037] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12037] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12037] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12037] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12037] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12038]}, 88) = 12038 [pid 12037] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12037] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12037] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12038 attached [pid 12038] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12038] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12038] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12037] <... futex resumed>) = 0 [pid 12037] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12037] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12037] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12037] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12037] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12037] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12038] <... futex resumed>) = 1 ./strace-static-x86_64: Process 12039 attached [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12039] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12037] <... clone3 resumed> => {parent_tid=[12039]}, 88) = 12039 [pid 12037] rt_sigprocmask(SIG_SETMASK, [], [pid 12039] <... set_robust_list resumed>) = 0 [pid 12037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12037] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12039] rt_sigprocmask(SIG_SETMASK, [], [pid 12037] <... futex resumed>) = 0 [pid 12037] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12038] <... sendmsg resumed>) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12039] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12038] <... sendmsg resumed>) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12039] <... setsockopt resumed>) = 0 [pid 12039] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12037] <... futex resumed>) = 0 [pid 12039] <... futex resumed>) = 1 [pid 12038] <... sendmsg resumed>) = 0 [pid 12039] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12038] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12038] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12037] exit_group(0) = ? [pid 12039] <... futex resumed>) = ? [pid 12039] +++ exited with 0 +++ [pid 12038] <... futex resumed>) = ? [pid 12038] +++ exited with 0 +++ [pid 12037] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12037, 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=0x555575da9750) = 12040 ./strace-static-x86_64: Process 12040 attached [pid 12040] set_robust_list(0x555575da9760, 24) = 0 [pid 12040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12040] setpgid(0, 0) = 0 [pid 12040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12040] write(3, "1000", 4) = 4 [pid 12040] close(3) = 0 [pid 12040] write(1, "executing program\n", 18executing program ) = 18 [pid 12040] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12040] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12040] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12040] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12041 attached [pid 12041] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12041] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12040] <... clone3 resumed> => {parent_tid=[12041]}, 88) = 12041 [pid 12040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12040] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12041] <... futex resumed>) = 0 [pid 12041] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12040] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12041] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12041] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12040] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12041] <... futex resumed>) = 0 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12040] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12040] <... futex resumed>) = 0 [pid 12041] <... sendmsg resumed>) = 0 [pid 12040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12040] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12041] <... sendmsg resumed>) = 0 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12040] <... mprotect resumed>) = 0 [pid 12041] <... sendmsg resumed>) = 0 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12040] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12041] <... sendmsg resumed>) = 0 [pid 12040] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12042]}, 88) = 12042 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12040] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12040] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12042 attached [pid 12042] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12042] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12042] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12040] <... futex resumed>) = 0 [pid 12042] <... futex resumed>) = 1 [pid 12042] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12041] <... sendmsg resumed>) = 0 [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12041] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12041] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12040] exit_group(0) = ? [pid 12041] <... futex resumed>) = ? [pid 12042] <... futex resumed>) = ? [pid 12041] +++ exited with 0 +++ [pid 12042] +++ exited with 0 +++ [pid 12040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12040, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12043 ./strace-static-x86_64: Process 12043 attached [pid 12043] set_robust_list(0x555575da9760, 24) = 0 [pid 12043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12043] setpgid(0, 0) = 0 [pid 12043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12043] write(3, "1000", 4) = 4 [pid 12043] close(3) = 0 [pid 12043] write(1, "executing program\n", 18) = 18 executing program [pid 12043] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12043] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12043] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12043] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12043] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12044]}, 88) = 12044 [pid 12043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12043] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12043] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12044 attached [pid 12044] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12044] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12044] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12044] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12043] <... futex resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12044] <... sendmsg resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12044] <... sendmsg resumed>) = 0 [pid 12043] <... futex resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12044] <... sendmsg resumed>) = 0 [pid 12043] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12044] <... sendmsg resumed>) = 0 [pid 12043] <... mprotect resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12044] <... sendmsg resumed>) = 0 [pid 12043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12044] sendmsg(4, {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 12045 attached ) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12043] <... clone3 resumed> => {parent_tid=[12045]}, 88) = 12045 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] rt_sigprocmask(SIG_SETMASK, [], [pid 12044] <... sendmsg resumed>) = 0 [pid 12043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12044] <... sendmsg resumed>) = 0 [pid 12043] <... futex resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12044] <... sendmsg resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12045] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12044] <... sendmsg resumed>) = 0 [pid 12045] <... set_robust_list resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12045] rt_sigprocmask(SIG_SETMASK, [], [pid 12044] <... sendmsg resumed>) = 0 [pid 12045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12045] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12044] <... sendmsg resumed>) = 0 [pid 12045] <... setsockopt resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12045] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12044] <... sendmsg resumed>) = 0 [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12043] <... futex resumed>) = 0 [pid 12044] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12045] <... futex resumed>) = 1 [pid 12044] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12045] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12044] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12044] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12043] exit_group(0 [pid 12044] <... futex resumed>) = ? [pid 12045] <... futex resumed>) = 231 [pid 12043] <... exit_group resumed>) = ? [pid 12045] +++ exited with 0 +++ [pid 12044] +++ exited with 0 +++ [pid 12043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12046 ./strace-static-x86_64: Process 12046 attached [pid 12046] set_robust_list(0x555575da9760, 24) = 0 [pid 12046] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12046] setpgid(0, 0) = 0 [pid 12046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12046] write(3, "1000", 4) = 4 [pid 12046] close(3) = 0 [pid 12046] write(1, "executing program\n", 18executing program ) = 18 [pid 12046] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12046] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12046] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12046] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12046] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12047 attached => {parent_tid=[12047]}, 88) = 12047 [pid 12047] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12047] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12047] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12046] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12046] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12047] <... futex resumed>) = 0 [pid 12046] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12047] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12047] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12046] <... futex resumed>) = 0 [pid 12047] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12046] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12046] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12046] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12046] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12048 attached [pid 12047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12046] <... clone3 resumed> => {parent_tid=[12048]}, 88) = 12048 [pid 12046] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12046] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12046] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12048] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12048] <... set_robust_list resumed>) = 0 [pid 12047] <... sendmsg resumed>) = 0 [pid 12048] rt_sigprocmask(SIG_SETMASK, [], [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12047] <... sendmsg resumed>) = 0 [pid 12048] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12048] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12046] <... futex resumed>) = 0 [pid 12048] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12047] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12047] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12046] exit_group(0 [pid 12047] <... futex resumed>) = ? [pid 12048] <... futex resumed>) = ? [pid 12046] <... exit_group resumed>) = ? [pid 12047] +++ exited with 0 +++ [pid 12048] +++ exited with 0 +++ [pid 12046] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12046, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12049 ./strace-static-x86_64: Process 12049 attached [pid 12049] set_robust_list(0x555575da9760, 24) = 0 [pid 12049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12049] setpgid(0, 0) = 0 [pid 12049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12049] write(3, "1000", 4) = 4 [pid 12049] close(3) = 0 executing program [pid 12049] write(1, "executing program\n", 18) = 18 [pid 12049] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12049] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12049] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12049] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12049] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12050 attached => {parent_tid=[12050]}, 88) = 12050 [pid 12049] rt_sigprocmask(SIG_SETMASK, [], [pid 12050] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12050] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12049] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12050] <... futex resumed>) = 0 [pid 12049] <... futex resumed>) = 1 [pid 12050] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12049] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12050] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12050] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12049] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12050] <... futex resumed>) = 0 [pid 12049] <... futex resumed>) = 1 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12049] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12050] <... sendmsg resumed>) = 0 [pid 12049] <... futex resumed>) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12050] <... sendmsg resumed>) = 0 [pid 12049] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12049] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12050] <... sendmsg resumed>) = 0 [pid 12049] <... mprotect resumed>) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12050] <... sendmsg resumed>) = 0 [pid 12049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12050] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12051 attached [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12051] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12049] <... clone3 resumed> => {parent_tid=[12051]}, 88) = 12051 [pid 12050] <... sendmsg resumed>) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12051] <... set_robust_list resumed>) = 0 [pid 12050] <... sendmsg resumed>) = 0 [pid 12049] rt_sigprocmask(SIG_SETMASK, [], [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12050] <... sendmsg resumed>) = 0 [pid 12049] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12049] <... futex resumed>) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12049] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12051] rt_sigprocmask(SIG_SETMASK, [], [pid 12050] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12050] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12051] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12051] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12051] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12049] <... futex resumed>) = 0 [pid 12049] exit_group(0 [pid 12050] <... futex resumed>) = ? [pid 12049] <... exit_group resumed>) = ? [pid 12050] +++ exited with 0 +++ [pid 12051] +++ exited with 0 +++ [pid 12049] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12052 ./strace-static-x86_64: Process 12052 attached [pid 12052] set_robust_list(0x555575da9760, 24) = 0 [pid 12052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12052] setpgid(0, 0) = 0 [pid 12052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12052] write(3, "1000", 4) = 4 [pid 12052] close(3executing program ) = 0 [pid 12052] write(1, "executing program\n", 18) = 18 [pid 12052] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12052] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12052] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12052] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12052] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12053]}, 88) = 12053 [pid 12052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12052] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12052] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12053 attached [pid 12053] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12053] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12053] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12053] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12052] <... futex resumed>) = 0 [pid 12052] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12052] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12052] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12052] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12054 attached => {parent_tid=[12054]}, 88) = 12054 [pid 12052] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12052] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12052] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12053] <... futex resumed>) = 1 [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12054] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12053] <... sendmsg resumed>) = 0 [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12054] <... set_robust_list resumed>) = 0 [pid 12053] <... sendmsg resumed>) = 0 [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12054] rt_sigprocmask(SIG_SETMASK, [], [pid 12053] <... sendmsg resumed>) = 0 [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12053] <... sendmsg resumed>) = 0 [pid 12054] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12054] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12054] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12052] <... futex resumed>) = 0 [pid 12053] <... sendmsg resumed>) = 0 [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12053] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12052] exit_group(0 [pid 12054] <... futex resumed>) = ? [pid 12052] <... exit_group resumed>) = ? [pid 12054] +++ exited with 0 +++ [pid 12053] <... futex resumed>) = ? [pid 12053] +++ exited with 0 +++ [pid 12052] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12052, si_uid=0, si_status=0, 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 12055 attached , child_tidptr=0x555575da9750) = 12055 [pid 12055] set_robust_list(0x555575da9760, 24) = 0 [pid 12055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12055] setpgid(0, 0) = 0 [pid 12055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12055] write(3, "1000", 4) = 4 [pid 12055] close(3) = 0 executing program [pid 12055] write(1, "executing program\n", 18) = 18 [pid 12055] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12055] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12055] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12055] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12055] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12056 attached => {parent_tid=[12056]}, 88) = 12056 [pid 12056] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12056] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12056] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12055] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12055] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12056] <... futex resumed>) = 0 [pid 12055] <... futex resumed>) = 1 [pid 12056] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12056] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12056] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12055] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12055] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12056] <... futex resumed>) = 0 [pid 12055] <... futex resumed>) = 1 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12055] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12055] <... futex resumed>) = 0 [pid 12056] <... sendmsg resumed>) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12056] <... sendmsg resumed>) = 0 [pid 12055] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12055] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12056] <... sendmsg resumed>) = 0 [pid 12055] <... mprotect resumed>) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12056] <... sendmsg resumed>) = 0 [pid 12055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12056] <... sendmsg resumed>) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12055] <... clone3 resumed> => {parent_tid=[12057]}, 88) = 12057 [pid 12056] <... sendmsg resumed>) = 0 [pid 12055] rt_sigprocmask(SIG_SETMASK, [], [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12056] <... sendmsg resumed>) = 0 [pid 12055] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12055] <... futex resumed>) = 0 [pid 12056] <... sendmsg resumed>) = 0 [pid 12055] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12056] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12056] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12057 attached [pid 12057] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12057] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12057] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12057] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12055] <... futex resumed>) = 0 [pid 12057] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12055] exit_group(0 [pid 12056] <... futex resumed>) = ? [pid 12055] <... exit_group resumed>) = ? [pid 12056] +++ exited with 0 +++ [pid 12057] <... futex resumed>) = ? [pid 12057] +++ exited with 0 +++ [pid 12055] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12058 ./strace-static-x86_64: Process 12058 attached [pid 12058] set_robust_list(0x555575da9760, 24) = 0 [pid 12058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12058] setpgid(0, 0) = 0 [pid 12058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12058] write(3, "1000", 4) = 4 [pid 12058] close(3) = 0 [pid 12058] write(1, "executing program\n", 18executing program ) = 18 [pid 12058] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12058] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12058] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12058] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12058] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12059]}, 88) = 12059 [pid 12058] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 12059 attached NULL, 8) = 0 [pid 12059] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12059] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12058] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12059] <... futex resumed>) = 0 [pid 12059] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12058] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12059] <... socketpair resumed>[3, 4]) = 0 [pid 12059] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12058] <... futex resumed>) = 0 [pid 12058] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12058] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12059] <... sendmsg resumed>) = 0 [pid 12058] <... futex resumed>) = 0 [pid 12058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12058] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12058] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12058] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12059] <... sendmsg resumed>) = 0 [pid 12059] sendmsg(4, {msg_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 12060 attached [pid 12060] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12060] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12058] <... clone3 resumed> => {parent_tid=[12060]}, 88) = 12060 [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12058] rt_sigprocmask(SIG_SETMASK, [], [pid 12059] <... sendmsg resumed>) = 0 [pid 12058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12058] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12059] <... sendmsg resumed>) = 0 [pid 12058] <... futex resumed>) = 1 [pid 12060] <... futex resumed>) = 0 [pid 12060] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12060] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12060] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12058] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12059] <... sendmsg resumed>) = 0 [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12059] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12059] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12058] exit_group(0) = ? [pid 12059] <... futex resumed>) = ? [pid 12059] +++ exited with 0 +++ [pid 12060] <... futex resumed>) = ? [pid 12060] +++ exited with 0 +++ [pid 12058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12061 ./strace-static-x86_64: Process 12061 attached [pid 12061] set_robust_list(0x555575da9760, 24) = 0 [pid 12061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12061] setpgid(0, 0) = 0 [pid 12061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12061] write(3, "1000", 4) = 4 [pid 12061] close(3) = 0 executing program [pid 12061] write(1, "executing program\n", 18) = 18 [pid 12061] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12061] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12061] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12061] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12062 attached [pid 12062] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12062] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12061] <... clone3 resumed> => {parent_tid=[12062]}, 88) = 12062 [pid 12061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12061] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12062] <... futex resumed>) = 0 [pid 12062] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12061] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12062] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12062] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12061] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12062] <... futex resumed>) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12061] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] <... futex resumed>) = 0 [pid 12062] <... sendmsg resumed>) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12062] <... sendmsg resumed>) = 0 [pid 12061] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12062] <... sendmsg resumed>) = 0 [pid 12061] <... mprotect resumed>) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12062] <... sendmsg resumed>) = 0 [pid 12061] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12062] <... sendmsg resumed>) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] <... clone3 resumed> => {parent_tid=[12063]}, 88) = 12063 [pid 12062] <... sendmsg resumed>) = 0 [pid 12061] rt_sigprocmask(SIG_SETMASK, [], [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12062] <... sendmsg resumed>) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12062] <... sendmsg resumed>) = 0 [pid 12061] <... futex resumed>) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12061] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12062] <... sendmsg resumed>) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12062] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12062] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12063 attached [pid 12063] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12063] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12063] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12061] <... futex resumed>) = 0 [pid 12063] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12061] exit_group(0) = ? [pid 12062] <... futex resumed>) = ? [pid 12062] +++ exited with 0 +++ [pid 12063] <... futex resumed>) = ? [pid 12063] +++ exited with 0 +++ [pid 12061] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12064 ./strace-static-x86_64: Process 12064 attached [pid 12064] set_robust_list(0x555575da9760, 24) = 0 [pid 12064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12064] setpgid(0, 0) = 0 [pid 12064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12064] write(3, "1000", 4) = 4 [pid 12064] close(3executing program ) = 0 [pid 12064] write(1, "executing program\n", 18) = 18 [pid 12064] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12064] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12064] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12064] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12064] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12064] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12064] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12065 attached => {parent_tid=[12065]}, 88) = 12065 [pid 12064] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12064] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12064] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12065] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12065] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12065] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12065] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12065] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12064] <... futex resumed>) = 0 [pid 12064] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12065] <... futex resumed>) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12064] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12065] <... sendmsg resumed>) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12064] <... futex resumed>) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12064] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12065] <... sendmsg resumed>) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12064] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12065] <... sendmsg resumed>) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12064] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12065] <... sendmsg resumed>) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12064] <... mprotect resumed>) = 0 [pid 12065] <... sendmsg resumed>) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12064] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12064] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12065] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12065] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12064] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12066 attached => {parent_tid=[12066]}, 88) = 12066 [pid 12066] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12066] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12066] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12064] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12064] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12066] <... futex resumed>) = 0 [pid 12066] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12064] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12066] <... setsockopt resumed>) = 0 [pid 12066] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12066] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12064] exit_group(0 [pid 12065] <... futex resumed>) = ? [pid 12064] <... exit_group resumed>) = ? [pid 12065] +++ exited with 0 +++ [pid 12066] <... futex resumed>) = ? [pid 12066] +++ exited with 0 +++ [pid 12064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12064, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12067 ./strace-static-x86_64: Process 12067 attached [pid 12067] set_robust_list(0x555575da9760, 24) = 0 [pid 12067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12067] setpgid(0, 0) = 0 [pid 12067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12067] write(3, "1000", 4executing program ) = 4 [pid 12067] close(3) = 0 [pid 12067] write(1, "executing program\n", 18) = 18 [pid 12067] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12067] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12067] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12067] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12068]}, 88) = 12068 ./strace-static-x86_64: Process 12068 attached [pid 12067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12067] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12067] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12068] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12068] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12068] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12067] <... futex resumed>) = 0 [pid 12067] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12067] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12067] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12067] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12067] <... clone3 resumed> => {parent_tid=[12069]}, 88) = 12069 [pid 12067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12067] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12067] <... futex resumed>) = 0 [pid 12068] <... sendmsg resumed>) = 0 [pid 12067] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {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 12069 attached ) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12068] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12068] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12069] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12069] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12069] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12067] <... futex resumed>) = 0 [pid 12067] exit_group(0) = ? [pid 12068] <... futex resumed>) = ? [pid 12068] +++ exited with 0 +++ [pid 12069] +++ exited with 0 +++ [pid 12067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12067, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12070 attached , child_tidptr=0x555575da9750) = 12070 [pid 12070] set_robust_list(0x555575da9760, 24) = 0 [pid 12070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12070] setpgid(0, 0) = 0 [pid 12070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12070] write(3, "1000", 4executing program ) = 4 [pid 12070] close(3) = 0 [pid 12070] write(1, "executing program\n", 18) = 18 [pid 12070] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12070] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12070] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12070] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12070] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12070] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12071]}, 88) = 12071 [pid 12070] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12070] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12070] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12071 attached [pid 12071] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12071] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12071] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12071] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12070] <... futex resumed>) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12070] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12071] <... sendmsg resumed>) = 0 [pid 12070] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12070] <... futex resumed>) = 0 [pid 12070] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12071] <... sendmsg resumed>) = 0 [pid 12070] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12070] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12071] <... sendmsg resumed>) = 0 [pid 12070] <... mprotect resumed>) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12070] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12071] <... sendmsg resumed>) = 0 [pid 12070] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12070] <... clone3 resumed> => {parent_tid=[12072]}, 88) = 12072 [pid 12070] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12070] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12070] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {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 12072 attached ) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12072] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12071] <... sendmsg resumed>) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12072] <... set_robust_list resumed>) = 0 [pid 12071] <... sendmsg resumed>) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12072] rt_sigprocmask(SIG_SETMASK, [], [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12071] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12071] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12072] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12072] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12070] <... futex resumed>) = 0 [pid 12070] exit_group(0) = ? [pid 12072] +++ exited with 0 +++ [pid 12071] <... futex resumed>) = ? [pid 12071] +++ exited with 0 +++ [pid 12070] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12070, si_uid=0, si_status=0, 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 12073 attached , child_tidptr=0x555575da9750) = 12073 [pid 12073] set_robust_list(0x555575da9760, 24) = 0 [pid 12073] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12073] setpgid(0, 0) = 0 [pid 12073] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12073] write(3, "1000", 4) = 4 [pid 12073] close(3) = 0 [pid 12073] write(1, "executing program\n", 18) = 18 executing program [pid 12073] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12073] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12073] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12073] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12073] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12074]}, 88) = 12074 [pid 12073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12073] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12073] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12074 attached [pid 12074] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12074] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12074] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12073] <... futex resumed>) = 0 [pid 12073] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12073] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12073] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12073] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12073] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12073] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12075 attached [pid 12074] <... futex resumed>) = 1 [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12073] <... clone3 resumed> => {parent_tid=[12075]}, 88) = 12075 [pid 12073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12073] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12074] <... sendmsg resumed>) = 0 [pid 12073] <... futex resumed>) = 0 [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12073] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12074] <... sendmsg resumed>) = 0 [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12075] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12075] rt_sigprocmask(SIG_SETMASK, [], [pid 12074] <... sendmsg resumed>) = 0 [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12074] <... sendmsg resumed>) = 0 [pid 12075] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12075] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12074] <... sendmsg resumed>) = 0 [pid 12075] <... futex resumed>) = 1 [pid 12073] <... futex resumed>) = 0 [pid 12075] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12074] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12074] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12073] exit_group(0) = ? [pid 12075] <... futex resumed>) = ? [pid 12075] +++ exited with 0 +++ [pid 12074] <... futex resumed>) = ? [pid 12074] +++ exited with 0 +++ [pid 12073] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12073, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12077 ./strace-static-x86_64: Process 12077 attached [pid 12077] set_robust_list(0x555575da9760, 24) = 0 [pid 12077] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12077] setpgid(0, 0) = 0 [pid 12077] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12077] write(3, "1000", 4) = 4 [pid 12077] close(3) = 0 [pid 12077] write(1, "executing program\n", 18executing program ) = 18 [pid 12077] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12077] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12077] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12077] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12077] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12078 attached => {parent_tid=[12078]}, 88) = 12078 [pid 12078] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12078] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12078] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12077] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12077] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12078] <... futex resumed>) = 0 [pid 12078] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12077] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12078] <... socketpair resumed>[3, 4]) = 0 [pid 12078] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12077] <... futex resumed>) = 0 [pid 12077] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12077] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12077] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12077] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12077] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12077] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12077] <... clone3 resumed> => {parent_tid=[12079]}, 88) = 12079 [pid 12077] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12077] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12077] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12079 attached [pid 12079] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12079] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12079] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12079] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12077] <... futex resumed>) = 0 [pid 12079] <... futex resumed>) = 1 [pid 12079] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12078] <... sendmsg resumed>) = 0 [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12078] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12078] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12077] exit_group(0 [pid 12078] <... futex resumed>) = ? [pid 12077] <... exit_group resumed>) = ? [pid 12078] +++ exited with 0 +++ [pid 12079] <... futex resumed>) = ? [pid 12079] +++ exited with 0 +++ [pid 12077] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12077, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12080 ./strace-static-x86_64: Process 12080 attached [pid 12080] set_robust_list(0x555575da9760, 24) = 0 [pid 12080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12080] setpgid(0, 0) = 0 [pid 12080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12080] write(3, "1000", 4) = 4 [pid 12080] close(3) = 0 [pid 12080] write(1, "executing program\n", 18executing program ) = 18 [pid 12080] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12080] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12080] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12081 attached => {parent_tid=[12081]}, 88) = 12081 [pid 12081] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12081] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12081] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12080] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12081] <... futex resumed>) = 0 [pid 12081] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12080] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12081] <... socketpair resumed>[3, 4]) = 0 [pid 12081] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12081] <... futex resumed>) = 0 [pid 12081] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12080] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12081] <... futex resumed>) = 0 [pid 12080] <... futex resumed>) = 1 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12080] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12080] <... futex resumed>) = 0 [pid 12081] <... sendmsg resumed>) = 0 [pid 12080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12080] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12081] <... sendmsg resumed>) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12080] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12080] <... mprotect resumed>) = 0 [pid 12081] <... sendmsg resumed>) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12081] <... sendmsg resumed>) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12080] <... clone3 resumed> => {parent_tid=[12082]}, 88) = 12082 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {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 12082 attached [pid 12080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12080] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12081] <... sendmsg resumed>) = 0 [pid 12080] <... futex resumed>) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12080] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12081] <... sendmsg resumed>) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12082] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12081] <... sendmsg resumed>) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12081] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12081] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12082] <... set_robust_list resumed>) = 0 [pid 12082] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12082] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12082] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12080] <... futex resumed>) = 0 [pid 12082] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12080] exit_group(0) = ? [pid 12081] <... futex resumed>) = ? [pid 12081] +++ exited with 0 +++ [pid 12082] <... futex resumed>) = ? [pid 12082] +++ exited with 0 +++ [pid 12080] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12080, si_uid=0, si_status=0, 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 12083 attached , child_tidptr=0x555575da9750) = 12083 [pid 12083] set_robust_list(0x555575da9760, 24) = 0 [pid 12083] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12083] setpgid(0, 0) = 0 [pid 12083] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12083] write(3, "1000", 4) = 4 [pid 12083] close(3) = 0 [pid 12083] write(1, "executing program\n", 18executing program ) = 18 [pid 12083] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12083] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12083] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12083] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12084 attached => {parent_tid=[12084]}, 88) = 12084 [pid 12084] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12084] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12084] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12083] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12084] <... futex resumed>) = 0 [pid 12083] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12084] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12084] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12084] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12083] <... futex resumed>) = 0 [pid 12083] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12083] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12083] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12083] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12083] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12083] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12085]}, 88) = 12085 [pid 12084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12083] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12083] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12085 attached [pid 12085] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12085] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12085] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12085] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12083] <... futex resumed>) = 0 [pid 12085] <... futex resumed>) = 1 [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12085] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12084] <... sendmsg resumed>) = 0 [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12084] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12084] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12083] exit_group(0 [pid 12084] <... futex resumed>) = ? [pid 12083] <... exit_group resumed>) = ? [pid 12085] <... futex resumed>) = ? [pid 12084] +++ exited with 0 +++ [pid 12085] +++ exited with 0 +++ [pid 12083] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12083, si_uid=0, si_status=0, 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 12086 attached , child_tidptr=0x555575da9750) = 12086 [pid 12086] set_robust_list(0x555575da9760, 24) = 0 [pid 12086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12086] setpgid(0, 0) = 0 [pid 12086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12086] write(3, "1000", 4) = 4 [pid 12086] close(3) = 0 executing program [pid 12086] write(1, "executing program\n", 18) = 18 [pid 12086] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12086] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12086] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12086] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12087 attached [pid 12087] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12087] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12087] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12086] <... clone3 resumed> => {parent_tid=[12087]}, 88) = 12087 [pid 12086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12086] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12087] <... futex resumed>) = 0 [pid 12087] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12086] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12087] <... socketpair resumed>[3, 4]) = 0 [pid 12087] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12087] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12086] <... futex resumed>) = 0 [pid 12086] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12087] <... futex resumed>) = 0 [pid 12086] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12086] <... futex resumed>) = 0 [pid 12086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12087] <... sendmsg resumed>) = 0 [pid 12086] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12086] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12087] <... sendmsg resumed>) = 0 [pid 12086] <... mprotect resumed>) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12087] <... sendmsg resumed>) = 0 [pid 12086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12087] <... sendmsg resumed>) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12086] <... clone3 resumed> => {parent_tid=[12088]}, 88) = 12088 [pid 12086] rt_sigprocmask(SIG_SETMASK, [], [pid 12087] <... sendmsg resumed>) = 0 [pid 12086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12086] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12086] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12087] <... sendmsg resumed>) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12087] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12087] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12088 attached [pid 12088] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12088] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12088] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12088] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12086] <... futex resumed>) = 0 [pid 12086] exit_group(0) = ? [pid 12088] +++ exited with 0 +++ [pid 12087] <... futex resumed>) = ? [pid 12087] +++ exited with 0 +++ [pid 12086] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12086, si_uid=0, si_status=0, 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 12089 attached , child_tidptr=0x555575da9750) = 12089 [pid 12089] set_robust_list(0x555575da9760, 24) = 0 [pid 12089] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12089] setpgid(0, 0) = 0 [pid 12089] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12089] write(3, "1000", 4) = 4 [pid 12089] close(3) = 0 executing program [pid 12089] write(1, "executing program\n", 18) = 18 [pid 12089] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12089] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12089] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12089] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12089] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12090 attached [pid 12090] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12090] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12090] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12089] <... clone3 resumed> => {parent_tid=[12090]}, 88) = 12090 [pid 12089] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12089] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12090] <... futex resumed>) = 0 [pid 12089] <... futex resumed>) = 1 [pid 12090] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12090] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12090] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12089] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12089] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12090] <... futex resumed>) = 0 [pid 12089] <... futex resumed>) = 1 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12089] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12090] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12090] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12089] <... futex resumed>) = 0 [pid 12089] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12089] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12089] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12089] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12091 attached => {parent_tid=[12091]}, 88) = 12091 [pid 12091] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12089] rt_sigprocmask(SIG_SETMASK, [], [pid 12091] <... set_robust_list resumed>) = 0 [pid 12089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12091] rt_sigprocmask(SIG_SETMASK, [], [pid 12089] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12091] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12089] <... futex resumed>) = 0 [pid 12089] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12091] <... setsockopt resumed>) = 0 [pid 12091] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12089] <... futex resumed>) = 0 [pid 12091] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12089] exit_group(0) = ? [pid 12090] <... futex resumed>) = ? [pid 12090] +++ exited with 0 +++ [pid 12091] <... futex resumed>) = ? [pid 12091] +++ exited with 0 +++ [pid 12089] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12089, si_uid=0, si_status=0, si_utime=1, 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 12092 attached , child_tidptr=0x555575da9750) = 12092 [pid 12092] set_robust_list(0x555575da9760, 24) = 0 [pid 12092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12092] setpgid(0, 0) = 0 [pid 12092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12092] write(3, "1000", 4) = 4 [pid 12092] close(3) = 0 [pid 12092] write(1, "executing program\n", 18executing program ) = 18 [pid 12092] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12092] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12092] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12092] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12092] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12093 attached => {parent_tid=[12093]}, 88) = 12093 [pid 12093] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12092] rt_sigprocmask(SIG_SETMASK, [], [pid 12093] <... set_robust_list resumed>) = 0 [pid 12092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12093] rt_sigprocmask(SIG_SETMASK, [], [pid 12092] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12092] <... futex resumed>) = 0 [pid 12093] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12092] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12093] <... socketpair resumed>[3, 4]) = 0 [pid 12093] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12092] <... futex resumed>) = 0 [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12092] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12092] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12092] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12092] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12093] <... sendmsg resumed>) = 0 [pid 12092] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12094]}, 88) = 12094 [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12092] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12092] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12092] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12094 attached [pid 12094] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12094] rt_sigprocmask(SIG_SETMASK, [], [pid 12093] <... sendmsg resumed>) = 0 [pid 12094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12094] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12094] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12092] <... futex resumed>) = 0 [pid 12094] <... futex resumed>) = 1 [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12094] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12093] <... sendmsg resumed>) = 0 [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12093] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12093] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12092] exit_group(0 [pid 12094] <... futex resumed>) = ? [pid 12093] <... futex resumed>) = ? [pid 12092] <... exit_group resumed>) = ? [pid 12093] +++ exited with 0 +++ [pid 12094] +++ exited with 0 +++ [pid 12092] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12092, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12095 ./strace-static-x86_64: Process 12095 attached [pid 12095] set_robust_list(0x555575da9760, 24) = 0 [pid 12095] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12095] setpgid(0, 0) = 0 [pid 12095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12095] write(3, "1000", 4) = 4 [pid 12095] close(3) = 0 [pid 12095] write(1, "executing program\n", 18executing program ) = 18 [pid 12095] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12095] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12095] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12095] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12095] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12096 attached => {parent_tid=[12096]}, 88) = 12096 [pid 12096] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12096] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12096] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12095] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12096] <... futex resumed>) = 0 [pid 12096] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12095] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12096] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12096] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12095] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12096] <... futex resumed>) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12095] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12095] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12096] <... sendmsg resumed>) = 0 [pid 12095] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12096] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12096] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12095] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12097 attached => {parent_tid=[12097]}, 88) = 12097 [pid 12095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12095] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12095] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12097] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12097] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12097] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12097] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12095] <... futex resumed>) = 0 [pid 12097] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12095] exit_group(0 [pid 12097] <... futex resumed>) = ? [pid 12096] <... futex resumed>) = ? [pid 12095] <... exit_group resumed>) = ? [pid 12097] +++ exited with 0 +++ [pid 12096] +++ exited with 0 +++ [pid 12095] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12095, si_uid=0, si_status=0, 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 12098 attached [pid 12098] set_robust_list(0x555575da9760, 24) = 0 [pid 363] <... clone resumed>, child_tidptr=0x555575da9750) = 12098 [pid 12098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12098] setpgid(0, 0) = 0 [pid 12098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12098] write(3, "1000", 4) = 4 [pid 12098] close(3) = 0 [pid 12098] write(1, "executing program\n", 18executing program ) = 18 [pid 12098] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12098] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12098] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12098] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12099 attached => {parent_tid=[12099]}, 88) = 12099 [pid 12099] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12099] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12098] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12099] <... futex resumed>) = 0 [pid 12099] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12099] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12099] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12098] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12098] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12099] <... futex resumed>) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12099] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12099] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12098] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12099] <... futex resumed>) = 0 [pid 12098] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12099] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12099] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12099] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12098] exit_group(0) = ? [pid 12099] <... futex resumed>) = ? [pid 12099] +++ exited with 0 +++ [pid 12098] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12100 ./strace-static-x86_64: Process 12100 attached [pid 12100] set_robust_list(0x555575da9760, 24) = 0 [pid 12100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12100] setpgid(0, 0) = 0 [pid 12100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12100] write(3, "1000", 4) = 4 [pid 12100] close(3) = 0 [pid 12100] write(1, "executing program\n", 18executing program ) = 18 [pid 12100] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12100] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12100] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12100] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12100] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12101 attached => {parent_tid=[12101]}, 88) = 12101 [pid 12101] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12101] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12101] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12100] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12100] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12101] <... futex resumed>) = 0 [pid 12100] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12101] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12101] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12101] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12100] <... futex resumed>) = 0 [pid 12100] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12101] <... futex resumed>) = 0 [pid 12100] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12100] <... futex resumed>) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12101] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12101] <... sendmsg resumed>) = 0 [pid 12100] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12101] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12100] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12101] <... futex resumed>) = 0 [pid 12101] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12100] <... mprotect resumed>) = 0 [pid 12100] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12102]}, 88) = 12102 [pid 12100] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12100] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12100] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12102 attached [pid 12102] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12102] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12102] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12102] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12100] <... futex resumed>) = 0 [pid 12102] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12100] exit_group(0) = ? [pid 12101] <... futex resumed>) = ? [pid 12101] +++ exited with 0 +++ [pid 12102] <... futex resumed>) = ? [pid 12102] +++ exited with 0 +++ [pid 12100] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12100, si_uid=0, si_status=0, 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 12103 attached , child_tidptr=0x555575da9750) = 12103 [pid 12103] set_robust_list(0x555575da9760, 24) = 0 [pid 12103] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12103] setpgid(0, 0) = 0 [pid 12103] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12103] write(3, "1000", 4) = 4 [pid 12103] close(3) = 0 [pid 12103] write(1, "executing program\n", 18executing program ) = 18 [pid 12103] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12103] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12103] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12103] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12103] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12104 attached => {parent_tid=[12104]}, 88) = 12104 [pid 12104] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12104] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12103] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12103] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12104] <... futex resumed>) = 0 [pid 12104] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12104] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12104] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12103] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12103] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12104] <... futex resumed>) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12103] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12104] <... sendmsg resumed>) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12103] <... futex resumed>) = 0 [pid 12103] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12104] <... sendmsg resumed>) = 0 [pid 12103] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12103] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12104] <... sendmsg resumed>) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12103] <... mprotect resumed>) = 0 [pid 12104] <... sendmsg resumed>) = 0 [pid 12103] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12103] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12103] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12104] <... sendmsg resumed>) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12103] <... clone3 resumed> => {parent_tid=[12105]}, 88) = 12105 [pid 12103] rt_sigprocmask(SIG_SETMASK, [], [pid 12104] <... sendmsg resumed>) = 0 [pid 12103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12104] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12103] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12103] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12104] <... sendmsg resumed>) = 0 [pid 12104] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12104] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12105 attached [pid 12105] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12105] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12105] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12103] <... futex resumed>) = 0 [pid 12103] exit_group(0) = ? [pid 12104] <... futex resumed>) = ? [pid 12104] +++ exited with 0 +++ [pid 12105] +++ exited with 0 +++ [pid 12103] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12103, si_uid=0, si_status=0, 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 12106 attached , child_tidptr=0x555575da9750) = 12106 [pid 12106] set_robust_list(0x555575da9760, 24) = 0 [pid 12106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12106] setpgid(0, 0) = 0 [pid 12106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12106] write(3, "1000", 4) = 4 [pid 12106] close(3) = 0 [pid 12106] write(1, "executing program\n", 18executing program ) = 18 [pid 12106] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12106] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12106] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12106] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12106] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12106] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12107 attached [pid 12107] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12107] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12106] <... clone3 resumed> => {parent_tid=[12107]}, 88) = 12107 [pid 12106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12106] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12107] <... futex resumed>) = 0 [pid 12107] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12106] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12107] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12107] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12106] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12107] <... futex resumed>) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12106] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12107] <... sendmsg resumed>) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12106] <... futex resumed>) = 0 [pid 12107] <... sendmsg resumed>) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12106] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12106] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12107] <... sendmsg resumed>) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12106] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12107] <... sendmsg resumed>) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12107] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12107] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12106] <... mprotect resumed>) = 0 [pid 12106] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12106] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12108 attached => {parent_tid=[12108]}, 88) = 12108 [pid 12108] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12106] rt_sigprocmask(SIG_SETMASK, [], [pid 12108] <... set_robust_list resumed>) = 0 [pid 12106] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12108] rt_sigprocmask(SIG_SETMASK, [], [pid 12106] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12108] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12108] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12106] <... futex resumed>) = 0 [pid 12108] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12106] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12108] <... futex resumed>) = 0 [pid 12106] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12108] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12106] exit_group(0) = ? [pid 12107] <... futex resumed>) = ? [pid 12107] +++ exited with 0 +++ [pid 12108] <... futex resumed>) = ? [pid 12108] +++ exited with 0 +++ [pid 12106] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12106, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12109 ./strace-static-x86_64: Process 12109 attached [pid 12109] set_robust_list(0x555575da9760, 24) = 0 [pid 12109] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12109] setpgid(0, 0) = 0 [pid 12109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12109] write(3, "1000", 4) = 4 [pid 12109] close(3executing program ) = 0 [pid 12109] write(1, "executing program\n", 18) = 18 [pid 12109] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12109] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12109] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12109] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12110 attached => {parent_tid=[12110]}, 88) = 12110 [pid 12110] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12109] rt_sigprocmask(SIG_SETMASK, [], [pid 12110] <... set_robust_list resumed>) = 0 [pid 12109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12110] rt_sigprocmask(SIG_SETMASK, [], [pid 12109] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12110] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12109] <... futex resumed>) = 0 [pid 12110] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12109] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12110] <... socketpair resumed>[3, 4]) = 0 [pid 12110] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12109] <... futex resumed>) = 0 [pid 12110] <... futex resumed>) = 1 [pid 12109] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12109] <... futex resumed>) = 0 [pid 12109] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12110] <... sendmsg resumed>) = 0 [pid 12109] <... futex resumed>) = 0 [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12110] <... sendmsg resumed>) = 0 [pid 12109] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12109] <... mprotect resumed>) = 0 [pid 12110] <... sendmsg resumed>) = 0 [pid 12109] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12109] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12110] <... sendmsg resumed>) = 0 [pid 12109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12109] <... clone3 resumed> => {parent_tid=[12111]}, 88) = 12111 ./strace-static-x86_64: Process 12111 attached [pid 12110] <... sendmsg resumed>) = 0 [pid 12109] rt_sigprocmask(SIG_SETMASK, [], [pid 12111] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12111] <... set_robust_list resumed>) = 0 [pid 12109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12111] rt_sigprocmask(SIG_SETMASK, [], [pid 12110] <... sendmsg resumed>) = 0 [pid 12109] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12111] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12109] <... futex resumed>) = 0 [pid 12111] <... setsockopt resumed>) = 0 [pid 12110] <... sendmsg resumed>) = 0 [pid 12109] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12111] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12111] <... futex resumed>) = 0 [pid 12110] <... sendmsg resumed>) = 0 [pid 12111] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12110] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12110] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12109] exit_group(0) = ? [pid 12110] <... futex resumed>) = ? [pid 12111] <... futex resumed>) = ? [pid 12110] +++ exited with 0 +++ [pid 12111] +++ exited with 0 +++ [pid 12109] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12109, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12112 ./strace-static-x86_64: Process 12112 attached [pid 12112] set_robust_list(0x555575da9760, 24) = 0 [pid 12112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12112] setpgid(0, 0) = 0 [pid 12112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12112] write(3, "1000", 4) = 4 [pid 12112] close(3executing program ) = 0 [pid 12112] write(1, "executing program\n", 18) = 18 [pid 12112] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12112] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12112] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12112] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12112] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12112] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12113 attached => {parent_tid=[12113]}, 88) = 12113 [pid 12113] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12113] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12112] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12113] <... futex resumed>) = 0 [pid 12112] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12113] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12113] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12113] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12112] <... futex resumed>) = 0 [pid 12112] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12112] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12112] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12112] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12112] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12112] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12112] <... clone3 resumed> => {parent_tid=[12114]}, 88) = 12114 [pid 12112] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12112] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12112] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12114 attached [pid 12114] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12114] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12114] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12112] <... futex resumed>) = 0 [pid 12114] <... futex resumed>) = 1 [pid 12114] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12113] <... sendmsg resumed>) = 0 [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12113] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12113] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12112] exit_group(0 [pid 12113] <... futex resumed>) = ? [pid 12112] <... exit_group resumed>) = ? [pid 12113] +++ exited with 0 +++ [pid 12114] <... futex resumed>) = ? [pid 12114] +++ exited with 0 +++ [pid 12112] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12112, si_uid=0, si_status=0, 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 12115 attached , child_tidptr=0x555575da9750) = 12115 [pid 12115] set_robust_list(0x555575da9760, 24) = 0 [pid 12115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12115] setpgid(0, 0) = 0 [pid 12115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12115] write(3, "1000", 4) = 4 [pid 12115] close(3) = 0 executing program [pid 12115] write(1, "executing program\n", 18) = 18 [pid 12115] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12115] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12115] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12115] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12115] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12116 attached => {parent_tid=[12116]}, 88) = 12116 [pid 12116] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12116] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12115] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12116] <... futex resumed>) = 0 [pid 12116] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12115] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12116] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12116] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12115] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12115] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12115] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12115] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12117]}, 88) = 12117 [pid 12115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12115] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12115] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12116] <... futex resumed>) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12116] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12116] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12117 attached [pid 12117] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12117] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12117] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12117] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12115] <... futex resumed>) = 0 [pid 12115] exit_group(0 [pid 12117] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12115] <... exit_group resumed>) = ? [pid 12116] <... futex resumed>) = ? [pid 12117] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 12117] +++ exited with 0 +++ [pid 12116] +++ exited with 0 +++ [pid 12115] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12115, si_uid=0, si_status=0, 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 12118 attached [pid 12118] set_robust_list(0x555575da9760, 24) = 0 [pid 12118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12118] setpgid(0, 0) = 0 [pid 12118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 363] <... clone resumed>, child_tidptr=0x555575da9750) = 12118 [pid 12118] <... openat resumed>) = 3 [pid 12118] write(3, "1000", 4) = 4 [pid 12118] close(3executing program ) = 0 [pid 12118] write(1, "executing program\n", 18) = 18 [pid 12118] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12118] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12118] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12118] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12118] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12119]}, 88) = 12119 [pid 12118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12118] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12118] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12119 attached [pid 12119] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12119] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12119] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12119] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12118] <... futex resumed>) = 0 [pid 12118] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12118] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12118] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12118] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12120]}, 88) = 12120 [pid 12118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12118] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12118] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12119] <... futex resumed>) = 1 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {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 12120 attached ) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12120] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12119] <... sendmsg resumed>) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12119] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12119] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12120] <... set_robust_list resumed>) = 0 [pid 12120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12120] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12120] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12118] <... futex resumed>) = 0 [pid 12118] exit_group(0) = ? [pid 12120] <... futex resumed>) = ? [pid 12119] <... futex resumed>) = ? [pid 12119] +++ exited with 0 +++ [pid 12120] +++ exited with 0 +++ [pid 12118] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12118, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12121 ./strace-static-x86_64: Process 12121 attached [pid 12121] set_robust_list(0x555575da9760, 24) = 0 [pid 12121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12121] setpgid(0, 0) = 0 [pid 12121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12121] write(3, "1000", 4) = 4 [pid 12121] close(3) = 0 [pid 12121] write(1, "executing program\n", 18executing program ) = 18 [pid 12121] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12121] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12121] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12121] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12122 attached => {parent_tid=[12122]}, 88) = 12122 [pid 12122] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12122] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12122] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12121] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12121] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12122] <... futex resumed>) = 0 [pid 12122] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12121] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12122] <... socketpair resumed>[3, 4]) = 0 [pid 12122] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12121] <... futex resumed>) = 0 [pid 12122] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12121] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12122] <... futex resumed>) = 0 [pid 12121] <... futex resumed>) = 1 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12121] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12122] <... sendmsg resumed>) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12121] <... futex resumed>) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12122] <... sendmsg resumed>) = 0 [pid 12121] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12121] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12122] <... sendmsg resumed>) = 0 [pid 12121] <... mprotect resumed>) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12121] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12123]}, 88) = 12123 [pid 12121] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12122] <... sendmsg resumed>) = 0 [pid 12121] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12121] <... futex resumed>) = 0 [pid 12121] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12122] <... sendmsg resumed>) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {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 12123 attached ) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12123] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12122] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12122] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12123] <... set_robust_list resumed>) = 0 [pid 12123] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12123] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12123] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12121] <... futex resumed>) = 0 [pid 12121] exit_group(0) = ? [pid 12122] <... futex resumed>) = ? [pid 12123] +++ exited with 0 +++ [pid 12122] +++ exited with 0 +++ [pid 12121] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12121, si_uid=0, si_status=0, 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 12124 attached , child_tidptr=0x555575da9750) = 12124 [pid 12124] set_robust_list(0x555575da9760, 24) = 0 [pid 12124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12124] setpgid(0, 0) = 0 [pid 12124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12124] write(3, "1000", 4) = 4 [pid 12124] close(3) = 0 [pid 12124] write(1, "executing program\n", 18executing program ) = 18 [pid 12124] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12124] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12124] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12124] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12125]}, 88) = 12125 ./strace-static-x86_64: Process 12125 attached [pid 12124] rt_sigprocmask(SIG_SETMASK, [], [pid 12125] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12125] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12124] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12125] <... futex resumed>) = 0 [pid 12124] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12125] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12125] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12125] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12124] <... futex resumed>) = 0 [pid 12124] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12124] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12124] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12124] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12124] <... clone3 resumed> => {parent_tid=[12126]}, 88) = 12126 [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12124] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12124] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12126 attached [pid 12126] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12126] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12126] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12126] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12124] <... futex resumed>) = 0 [pid 12126] <... futex resumed>) = 1 [pid 12126] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12125] <... sendmsg resumed>) = 0 [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12125] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12125] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12124] exit_group(0 [pid 12125] <... futex resumed>) = ? [pid 12124] <... exit_group resumed>) = ? [pid 12126] <... futex resumed>) = ? [pid 12125] +++ exited with 0 +++ [pid 12126] +++ exited with 0 +++ [pid 12124] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12124, si_uid=0, si_status=0, 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 12127 attached , child_tidptr=0x555575da9750) = 12127 [pid 12127] set_robust_list(0x555575da9760, 24) = 0 [pid 12127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12127] setpgid(0, 0) = 0 [pid 12127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12127] write(3, "1000", 4) = 4 [pid 12127] close(3) = 0 executing program [pid 12127] write(1, "executing program\n", 18) = 18 [pid 12127] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12127] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12127] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12127] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12127] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12128 attached [pid 12128] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12128] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12127] <... clone3 resumed> => {parent_tid=[12128]}, 88) = 12128 [pid 12127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12127] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12128] <... futex resumed>) = 0 [pid 12128] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12127] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12128] <... socketpair resumed>[3, 4]) = 0 [pid 12128] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12128] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12127] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12128] <... futex resumed>) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12128] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12128] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12127] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12128] <... futex resumed>) = 0 [pid 12127] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12128] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12128] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12127] <... futex resumed>) = 0 [pid 12128] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12127] exit_group(0) = ? [pid 12128] <... futex resumed>) = ? [pid 12128] +++ exited with 0 +++ [pid 12127] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12127, si_uid=0, si_status=0, 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 12129 attached , child_tidptr=0x555575da9750) = 12129 [pid 12129] set_robust_list(0x555575da9760, 24) = 0 [pid 12129] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12129] setpgid(0, 0) = 0 [pid 12129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12129] write(3, "1000", 4) = 4 [pid 12129] close(3) = 0 [pid 12129] write(1, "executing program\n", 18executing program ) = 18 [pid 12129] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12129] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12129] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12129] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12129] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12130 attached => {parent_tid=[12130]}, 88) = 12130 [pid 12129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12129] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12129] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12130] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12130] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12130] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12129] <... futex resumed>) = 0 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12129] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12130] <... sendmsg resumed>) = 0 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12129] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12130] <... sendmsg resumed>) = 0 [pid 12129] <... futex resumed>) = 0 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12130] <... sendmsg resumed>) = 0 [pid 12129] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12129] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12130] <... sendmsg resumed>) = 0 [pid 12129] <... mprotect resumed>) = 0 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12129] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12130] <... sendmsg resumed>) = 0 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12130] <... sendmsg resumed>) = 0 [pid 12129] <... clone3 resumed> => {parent_tid=[12131]}, 88) = 12131 ./strace-static-x86_64: Process 12131 attached [pid 12131] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12129] rt_sigprocmask(SIG_SETMASK, [], [pid 12131] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12130] <... sendmsg resumed>) = 0 [pid 12129] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12129] <... futex resumed>) = 1 [pid 12131] <... futex resumed>) = 0 [pid 12131] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12129] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12131] <... setsockopt resumed>) = 0 [pid 12131] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12131] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12129] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12130] <... sendmsg resumed>) = 0 [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12130] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12130] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12129] exit_group(0) = ? [pid 12131] <... futex resumed>) = ? [pid 12130] <... futex resumed>) = ? [pid 12131] +++ exited with 0 +++ [pid 12130] +++ exited with 0 +++ [pid 12129] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12129, 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=0x555575da9750) = 12132 ./strace-static-x86_64: Process 12132 attached [pid 12132] set_robust_list(0x555575da9760, 24) = 0 [pid 12132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12132] setpgid(0, 0) = 0 [pid 12132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12132] write(3, "1000", 4) = 4 [pid 12132] close(3) = 0 executing program [pid 12132] write(1, "executing program\n", 18) = 18 [pid 12132] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12132] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12132] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12132] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12133 attached [pid 12133] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12133] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12133] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12132] <... clone3 resumed> => {parent_tid=[12133]}, 88) = 12133 [pid 12132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12132] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12133] <... futex resumed>) = 0 [pid 12132] <... futex resumed>) = 1 [pid 12133] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12132] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12133] <... socketpair resumed>[3, 4]) = 0 [pid 12133] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12133] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12132] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12133] <... futex resumed>) = 0 [pid 12132] <... futex resumed>) = 1 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12132] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12133] <... sendmsg resumed>) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12132] <... futex resumed>) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12133] <... sendmsg resumed>) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12132] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12132] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12133] <... sendmsg resumed>) = 0 [pid 12132] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12132] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12133] <... sendmsg resumed>) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12133] <... sendmsg resumed>) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12132] <... clone3 resumed> => {parent_tid=[12134]}, 88) = 12134 [pid 12133] <... sendmsg resumed>) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12132] rt_sigprocmask(SIG_SETMASK, [], [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12132] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12133] <... sendmsg resumed>) = 0 [pid 12132] <... futex resumed>) = 0 ./strace-static-x86_64: Process 12134 attached [pid 12132] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12133] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12133] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12134] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12134] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12134] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12132] <... futex resumed>) = 0 [pid 12134] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12132] exit_group(0) = ? [pid 12133] <... futex resumed>) = ? [pid 12133] +++ exited with 0 +++ [pid 12134] <... futex resumed>) = ? [pid 12134] +++ exited with 0 +++ [pid 12132] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12132, si_uid=0, si_status=0, 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 12135 attached , child_tidptr=0x555575da9750) = 12135 [pid 12135] set_robust_list(0x555575da9760, 24) = 0 [pid 12135] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12135] setpgid(0, 0) = 0 [pid 12135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12135] write(3, "1000", 4) = 4 [pid 12135] close(3) = 0 [pid 12135] write(1, "executing program\n", 18executing program ) = 18 [pid 12135] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12135] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12135] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12135] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12135] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12135] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12136 attached [pid 12136] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12135] <... clone3 resumed> => {parent_tid=[12136]}, 88) = 12136 [pid 12136] <... set_robust_list resumed>) = 0 [pid 12136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12136] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12135] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12136] <... futex resumed>) = 0 [pid 12135] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12136] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12136] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12136] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12135] <... futex resumed>) = 0 [pid 12135] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12135] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12135] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12135] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12135] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12135] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12135] <... clone3 resumed> => {parent_tid=[12137]}, 88) = 12137 [pid 12136] <... sendmsg resumed>) = 0 [pid 12135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12135] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12135] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12137 attached [pid 12137] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12137] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12137] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12135] <... futex resumed>) = 0 [pid 12137] <... futex resumed>) = 1 [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12137] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12136] <... sendmsg resumed>) = 0 [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12136] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12136] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12135] exit_group(0 [pid 12137] <... futex resumed>) = ? [pid 12136] <... futex resumed>) = ? [pid 12135] <... exit_group resumed>) = ? [pid 12136] +++ exited with 0 +++ [pid 12137] +++ exited with 0 +++ [pid 12135] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12135, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12138 ./strace-static-x86_64: Process 12138 attached [pid 12138] set_robust_list(0x555575da9760, 24) = 0 [pid 12138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12138] setpgid(0, 0) = 0 [pid 12138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12138] write(3, "1000", 4) = 4 executing program [pid 12138] close(3) = 0 [pid 12138] write(1, "executing program\n", 18) = 18 [pid 12138] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12138] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12138] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12138] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12138] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12138] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12138] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12139 attached => {parent_tid=[12139]}, 88) = 12139 [pid 12139] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12139] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12139] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12138] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12139] <... futex resumed>) = 0 [pid 12138] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12139] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12139] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12139] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12138] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12138] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12139] <... futex resumed>) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12139] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12139] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12138] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12139] <... futex resumed>) = 0 [pid 12138] <... futex resumed>) = 1 [pid 12139] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12138] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12139] <... setsockopt resumed>) = 0 [pid 12139] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12138] <... futex resumed>) = 0 [pid 12139] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12138] exit_group(0) = ? [pid 12139] <... futex resumed>) = ? [pid 12139] +++ exited with 0 +++ [pid 12138] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12138, si_uid=0, si_status=0, 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 12140 attached , child_tidptr=0x555575da9750) = 12140 [pid 12140] set_robust_list(0x555575da9760, 24) = 0 [pid 12140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12140] setpgid(0, 0) = 0 [pid 12140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12140] write(3, "1000", 4) = 4 [pid 12140] close(3) = 0 [pid 12140] write(1, "executing program\n", 18executing program ) = 18 [pid 12140] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12140] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12140] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12140] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12141 attached => {parent_tid=[12141]}, 88) = 12141 [pid 12141] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12141] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12141] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12140] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12140] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12141] <... futex resumed>) = 0 [pid 12141] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12141] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12141] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12140] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12140] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12141] <... futex resumed>) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12141] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12140] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12141] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12141] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12140] <... futex resumed>) = 0 [pid 12140] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12140] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12140] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12140] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12142 attached => {parent_tid=[12142]}, 88) = 12142 [pid 12142] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12140] rt_sigprocmask(SIG_SETMASK, [], [pid 12142] <... set_robust_list resumed>) = 0 [pid 12142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12142] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12140] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12142] <... futex resumed>) = 0 [pid 12142] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12142] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12142] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12140] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12140] exit_group(0 [pid 12141] <... futex resumed>) = ? [pid 12140] <... exit_group resumed>) = ? [pid 12141] +++ exited with 0 +++ [pid 12142] <... futex resumed>) = ? [pid 12142] +++ exited with 0 +++ [pid 12140] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12140, si_uid=0, si_status=0, 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 12143 attached , child_tidptr=0x555575da9750) = 12143 [pid 12143] set_robust_list(0x555575da9760, 24) = 0 [pid 12143] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12143] setpgid(0, 0) = 0 [pid 12143] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12143] write(3, "1000", 4) = 4 [pid 12143] close(3) = 0 [pid 12143] write(1, "executing program\n", 18executing program ) = 18 [pid 12143] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12143] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12143] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12143] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12143] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12143] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12143] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12144 attached [pid 12144] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12144] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12144] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12143] <... clone3 resumed> => {parent_tid=[12144]}, 88) = 12144 [pid 12143] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12143] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12144] <... futex resumed>) = 0 [pid 12144] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12144] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12144] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12143] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12143] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12144] <... futex resumed>) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12144] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12144] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12143] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12144] <... futex resumed>) = 0 [pid 12144] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12144] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12144] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12143] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12143] exit_group(0) = ? [pid 12144] <... futex resumed>) = ? [pid 12144] +++ exited with 0 +++ [pid 12143] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12143, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12145 ./strace-static-x86_64: Process 12145 attached [pid 12145] set_robust_list(0x555575da9760, 24) = 0 [pid 12145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12145] setpgid(0, 0) = 0 [pid 12145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12145] write(3, "1000", 4) = 4 [pid 12145] close(3executing program ) = 0 [pid 12145] write(1, "executing program\n", 18) = 18 [pid 12145] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12145] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12145] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12145] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12146 attached => {parent_tid=[12146]}, 88) = 12146 [pid 12146] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12146] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12145] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12146] <... futex resumed>) = 0 [pid 12146] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12145] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12146] <... socketpair resumed>[3, 4]) = 0 [pid 12146] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12146] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12145] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12146] <... futex resumed>) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12145] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12146] <... sendmsg resumed>) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12145] <... futex resumed>) = 0 [pid 12145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12146] <... sendmsg resumed>) = 0 [pid 12145] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12145] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12146] <... sendmsg resumed>) = 0 [pid 12145] <... mprotect resumed>) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12145] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12146] <... sendmsg resumed>) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12145] <... clone3 resumed> => {parent_tid=[12147]}, 88) = 12147 [pid 12146] <... sendmsg resumed>) = 0 [pid 12145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12145] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12146] <... sendmsg resumed>) = 0 [pid 12145] <... futex resumed>) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12145] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12146] <... sendmsg resumed>) = 0 [pid 12146] sendmsg(4, {msg_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 12147 attached [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12147] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12146] <... sendmsg resumed>) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12147] <... set_robust_list resumed>) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12146] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12147] rt_sigprocmask(SIG_SETMASK, [], [pid 12146] <... futex resumed>) = 0 [pid 12146] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12147] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12147] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12145] <... futex resumed>) = 0 [pid 12145] exit_group(0) = ? [pid 12146] <... futex resumed>) = ? [pid 12146] +++ exited with 0 +++ [pid 12147] +++ exited with 0 +++ [pid 12145] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12145, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12148 ./strace-static-x86_64: Process 12148 attached [pid 12148] set_robust_list(0x555575da9760, 24) = 0 [pid 12148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12148] setpgid(0, 0) = 0 [pid 12148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12148] write(3, "1000", 4) = 4 [pid 12148] close(3) = 0 [pid 12148] write(1, "executing program\n", 18executing program ) = 18 [pid 12148] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12148] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12148] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12148] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12149 attached => {parent_tid=[12149]}, 88) = 12149 [pid 12149] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12149] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12149] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12148] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12148] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12149] <... futex resumed>) = 0 [pid 12149] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12149] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12149] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12148] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12148] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12149] <... futex resumed>) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12148] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12149] <... sendmsg resumed>) = 0 [pid 12148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12148] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12148] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12149] <... sendmsg resumed>) = 0 [pid 12148] <... mprotect resumed>) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12148] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12149] <... sendmsg resumed>) = 0 [pid 12148] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12149] <... sendmsg resumed>) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12148] <... clone3 resumed> => {parent_tid=[12150]}, 88) = 12150 [pid 12148] rt_sigprocmask(SIG_SETMASK, [], [pid 12149] <... sendmsg resumed>) = 0 [pid 12148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12148] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12148] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12149] <... sendmsg resumed>) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_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 12150 attached [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12149] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12149] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12150] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12150] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12150] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12150] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12148] <... futex resumed>) = 0 [pid 12148] exit_group(0) = ? [pid 12149] <... futex resumed>) = ? [pid 12149] +++ exited with 0 +++ [pid 12150] +++ exited with 0 +++ [pid 12148] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12148, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12151 ./strace-static-x86_64: Process 12151 attached [pid 12151] set_robust_list(0x555575da9760, 24) = 0 [pid 12151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12151] setpgid(0, 0) = 0 [pid 12151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12151] write(3, "1000", 4) = 4 [pid 12151] close(3) = 0 executing program [pid 12151] write(1, "executing program\n", 18) = 18 [pid 12151] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12151] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12151] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12151] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12151] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12151] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12152 attached => {parent_tid=[12152]}, 88) = 12152 [pid 12151] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12151] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12151] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12152] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12152] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12152] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12151] <... futex resumed>) = 0 [pid 12151] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12151] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12151] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12151] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12151] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12151] <... clone3 resumed> => {parent_tid=[12153]}, 88) = 12153 [pid 12151] rt_sigprocmask(SIG_SETMASK, [], [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12151] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12152] <... sendmsg resumed>) = 0 [pid 12151] <... futex resumed>) = 0 [pid 12151] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12152] sendmsg(4, {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 12153 attached ) = 0 [pid 12153] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12153] <... set_robust_list resumed>) = 0 [pid 12152] <... sendmsg resumed>) = 0 [pid 12153] rt_sigprocmask(SIG_SETMASK, [], [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12152] <... sendmsg resumed>) = 0 [pid 12153] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12153] <... setsockopt resumed>) = 0 [pid 12152] <... sendmsg resumed>) = 0 [pid 12153] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12153] <... futex resumed>) = 1 [pid 12152] <... sendmsg resumed>) = 0 [pid 12151] <... futex resumed>) = 0 [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12153] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12152] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12152] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12151] exit_group(0 [pid 12152] <... futex resumed>) = ? [pid 12151] <... exit_group resumed>) = ? [pid 12152] +++ exited with 0 +++ [pid 12153] <... futex resumed>) = ? [pid 12153] +++ exited with 0 +++ [pid 12151] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12151, si_uid=0, si_status=0, 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 12154 attached , child_tidptr=0x555575da9750) = 12154 [pid 12154] set_robust_list(0x555575da9760, 24) = 0 [pid 12154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12154] setpgid(0, 0) = 0 [pid 12154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12154] write(3, "1000", 4) = 4 [pid 12154] close(3) = 0 executing program [pid 12154] write(1, "executing program\n", 18) = 18 [pid 12154] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12154] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12154] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12154] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12154] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12155 attached [pid 12155] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12155] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12155] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12154] <... clone3 resumed> => {parent_tid=[12155]}, 88) = 12155 [pid 12154] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12154] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12155] <... futex resumed>) = 0 [pid 12154] <... futex resumed>) = 1 [pid 12155] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12154] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12155] <... socketpair resumed>[3, 4]) = 0 [pid 12155] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12155] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12154] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12155] <... futex resumed>) = 0 [pid 12154] <... futex resumed>) = 1 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12154] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12155] <... sendmsg resumed>) = 0 [pid 12154] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12154] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12155] <... sendmsg resumed>) = 0 [pid 12154] <... mprotect resumed>) = 0 [pid 12154] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12154] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12155] <... sendmsg resumed>) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12154] <... clone3 resumed> => {parent_tid=[12156]}, 88) = 12156 [pid 12154] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 12156 attached NULL, 8) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12154] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12154] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12155] <... sendmsg resumed>) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12156] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12155] <... sendmsg resumed>) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12156] <... set_robust_list resumed>) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12156] rt_sigprocmask(SIG_SETMASK, [], [pid 12155] <... sendmsg resumed>) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12156] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12156] <... setsockopt resumed>) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12155] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12155] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12156] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12154] <... futex resumed>) = 0 [pid 12156] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12154] exit_group(0) = ? [pid 12156] <... futex resumed>) = 231 [pid 12155] <... futex resumed>) = ? [pid 12156] +++ exited with 0 +++ [pid 12155] +++ exited with 0 +++ [pid 12154] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12154, si_uid=0, si_status=0, 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 12157 attached , child_tidptr=0x555575da9750) = 12157 [pid 12157] set_robust_list(0x555575da9760, 24) = 0 [pid 12157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12157] setpgid(0, 0) = 0 [pid 12157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12157] write(3, "1000", 4) = 4 [pid 12157] close(3) = 0 executing program [pid 12157] write(1, "executing program\n", 18) = 18 [pid 12157] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12157] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12157] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12158 attached [pid 12158] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12158] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12157] <... clone3 resumed> => {parent_tid=[12158]}, 88) = 12158 [pid 12157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12157] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12158] <... futex resumed>) = 0 [pid 12158] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12157] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12158] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12158] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12157] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12158] <... futex resumed>) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12157] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12158] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12158] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12157] <... futex resumed>) = 0 [pid 12157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12157] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12159 attached [pid 12159] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12157] <... clone3 resumed> => {parent_tid=[12159]}, 88) = 12159 [pid 12159] <... set_robust_list resumed>) = 0 [pid 12157] rt_sigprocmask(SIG_SETMASK, [], [pid 12159] rt_sigprocmask(SIG_SETMASK, [], [pid 12157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12157] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12159] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12157] <... futex resumed>) = 0 [pid 12159] <... setsockopt resumed>) = 0 [pid 12157] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12159] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12157] <... futex resumed>) = 0 [pid 12159] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12157] exit_group(0) = ? [pid 12158] <... futex resumed>) = ? [pid 12158] +++ exited with 0 +++ [pid 12159] <... futex resumed>) = ? [pid 12159] +++ exited with 0 +++ [pid 12157] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12157, si_uid=0, si_status=0, 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 12160 attached , child_tidptr=0x555575da9750) = 12160 [pid 12160] set_robust_list(0x555575da9760, 24) = 0 [pid 12160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12160] setpgid(0, 0) = 0 [pid 12160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12160] write(3, "1000", 4) = 4 [pid 12160] close(3) = 0 [pid 12160] write(1, "executing program\n", 18executing program ) = 18 [pid 12160] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12160] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12160] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12160] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12160] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12160] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12161 attached [pid 12161] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12161] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12161] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12160] <... clone3 resumed> => {parent_tid=[12161]}, 88) = 12161 [pid 12160] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12160] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12161] <... futex resumed>) = 0 [pid 12160] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12161] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12161] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12160] <... futex resumed>) = 0 [pid 12160] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12160] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12160] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12160] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12160] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12160] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12161] <... sendmsg resumed>) = 0 [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12160] <... clone3 resumed> => {parent_tid=[12162]}, 88) = 12162 [pid 12161] <... sendmsg resumed>) = 0 [pid 12160] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12160] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12160] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12162 attached [pid 12162] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12162] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12162] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12162] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12160] <... futex resumed>) = 0 [pid 12162] <... futex resumed>) = 1 [pid 12161] <... sendmsg resumed>) = 0 [pid 12162] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12161] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12161] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12160] exit_group(0 [pid 12161] <... futex resumed>) = ? [pid 12162] <... futex resumed>) = ? [pid 12160] <... exit_group resumed>) = ? [pid 12161] +++ exited with 0 +++ [pid 12162] +++ exited with 0 +++ [pid 12160] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12163 ./strace-static-x86_64: Process 12163 attached [pid 12163] set_robust_list(0x555575da9760, 24) = 0 [pid 12163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12163] setpgid(0, 0) = 0 [pid 12163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12163] write(3, "1000", 4) = 4 [pid 12163] close(3) = 0 [pid 12163] write(1, "executing program\n", 18executing program ) = 18 [pid 12163] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12163] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12163] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12163] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12163] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12164]}, 88) = 12164 [pid 12163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12163] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12163] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12164 attached [pid 12164] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12164] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12164] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12164] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12163] <... futex resumed>) = 0 [pid 12163] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12163] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12163] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12163] <... mprotect resumed>) = 0 [pid 12163] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12165]}, 88) = 12165 [pid 12163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12164] <... sendmsg resumed>) = 0 [pid 12163] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12163] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12165 attached [pid 12165] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12165] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12165] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12165] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12163] <... futex resumed>) = 0 [pid 12165] <... futex resumed>) = 1 [pid 12165] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12164] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12164] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12163] exit_group(0 [pid 12164] <... futex resumed>) = 231 [pid 12163] <... exit_group resumed>) = ? [pid 12165] <... futex resumed>) = ? [pid 12165] +++ exited with 0 +++ [pid 12164] +++ exited with 0 +++ [pid 12163] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12166 ./strace-static-x86_64: Process 12166 attached [pid 12166] set_robust_list(0x555575da9760, 24) = 0 [pid 12166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12166] setpgid(0, 0) = 0 [pid 12166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12166] write(3, "1000", 4) = 4 [pid 12166] close(3) = 0 executing program [pid 12166] write(1, "executing program\n", 18) = 18 [pid 12166] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12166] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12166] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12166] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12166] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12167]}, 88) = 12167 [pid 12166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12166] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12166] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12167 attached [pid 12167] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12167] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12167] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12166] <... futex resumed>) = 0 [pid 12166] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12166] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12166] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12166] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12168 attached => {parent_tid=[12168]}, 88) = 12168 [pid 12166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12166] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12166] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12167] <... futex resumed>) = 1 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12168] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12167] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12167] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12168] <... set_robust_list resumed>) = 0 [pid 12168] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12168] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12168] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12166] <... futex resumed>) = 0 [pid 12166] exit_group(0) = ? [pid 12167] <... futex resumed>) = ? [pid 12167] +++ exited with 0 +++ [pid 12168] +++ exited with 0 +++ [pid 12166] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12166, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12169 ./strace-static-x86_64: Process 12169 attached [pid 12169] set_robust_list(0x555575da9760, 24) = 0 [pid 12169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12169] setpgid(0, 0) = 0 [pid 12169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12169] write(3, "1000", 4) = 4 [pid 12169] close(3) = 0 executing program [pid 12169] write(1, "executing program\n", 18) = 18 [pid 12169] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12169] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12169] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12169] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12169] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12170 attached [pid 12170] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12170] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12169] <... clone3 resumed> => {parent_tid=[12170]}, 88) = 12170 [pid 12169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12169] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12170] <... futex resumed>) = 0 [pid 12169] <... futex resumed>) = 1 [pid 12170] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12169] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12170] <... socketpair resumed>[3, 4]) = 0 [pid 12170] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12170] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12169] <... futex resumed>) = 0 [pid 12169] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12170] <... futex resumed>) = 0 [pid 12169] <... futex resumed>) = 1 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12169] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12170] <... sendmsg resumed>) = 0 [pid 12169] <... futex resumed>) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12169] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12169] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12169] <... mprotect resumed>) = 0 [pid 12169] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12170] <... sendmsg resumed>) = 0 [pid 12169] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12171 attached [pid 12170] <... sendmsg resumed>) = 0 [pid 12171] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12169] <... clone3 resumed> => {parent_tid=[12171]}, 88) = 12171 [pid 12170] <... sendmsg resumed>) = 0 [pid 12169] rt_sigprocmask(SIG_SETMASK, [], [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12169] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12169] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12171] <... set_robust_list resumed>) = 0 [pid 12170] <... sendmsg resumed>) = 0 [pid 12169] <... futex resumed>) = 0 [pid 12171] rt_sigprocmask(SIG_SETMASK, [], [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12169] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12170] <... sendmsg resumed>) = 0 [pid 12171] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12171] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12169] <... futex resumed>) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12171] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12170] <... sendmsg resumed>) = 0 [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12170] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12169] exit_group(0) = ? [pid 12170] +++ exited with 0 +++ [pid 12171] <... futex resumed>) = ? [pid 12171] +++ exited with 0 +++ [pid 12169] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12169, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12172 ./strace-static-x86_64: Process 12172 attached [pid 12172] set_robust_list(0x555575da9760, 24) = 0 [pid 12172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12172] setpgid(0, 0) = 0 [pid 12172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12172] write(3, "1000", 4) = 4 [pid 12172] close(3) = 0 [pid 12172] write(1, "executing program\n", 18executing program ) = 18 [pid 12172] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12172] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12172] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12172] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12172] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12173 attached => {parent_tid=[12173]}, 88) = 12173 [pid 12173] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12172] rt_sigprocmask(SIG_SETMASK, [], [pid 12173] <... set_robust_list resumed>) = 0 [pid 12172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12173] rt_sigprocmask(SIG_SETMASK, [], [pid 12172] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12172] <... futex resumed>) = 0 [pid 12173] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12172] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12173] <... socketpair resumed>[3, 4]) = 0 [pid 12173] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12172] <... futex resumed>) = 0 [pid 12173] <... futex resumed>) = 1 [pid 12172] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12172] <... futex resumed>) = 0 [pid 12172] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12173] <... sendmsg resumed>) = 0 [pid 12172] <... futex resumed>) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12173] <... sendmsg resumed>) = 0 [pid 12172] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12172] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12173] <... sendmsg resumed>) = 0 [pid 12172] <... mprotect resumed>) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12172] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12173] <... sendmsg resumed>) = 0 [pid 12172] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12174]}, 88) = 12174 [pid 12172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12172] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12172] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12173] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12173] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12174 attached [pid 12174] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12174] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12174] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12174] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12172] <... futex resumed>) = 0 [pid 12172] exit_group(0) = ? [pid 12173] <... futex resumed>) = ? [pid 12173] +++ exited with 0 +++ [pid 12174] <... futex resumed>) = ? [pid 12174] +++ exited with 0 +++ [pid 12172] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12175 ./strace-static-x86_64: Process 12175 attached [pid 12175] set_robust_list(0x555575da9760, 24) = 0 [pid 12175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12175] setpgid(0, 0) = 0 [pid 12175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12175] write(3, "1000", 4) = 4 [pid 12175] close(3executing program ) = 0 [pid 12175] write(1, "executing program\n", 18) = 18 [pid 12175] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12175] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12175] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12175] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12176 attached [pid 12176] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12176] rt_sigprocmask(SIG_SETMASK, [], [pid 12175] <... clone3 resumed> => {parent_tid=[12176]}, 88) = 12176 [pid 12176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12176] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12175] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12175] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12176] <... futex resumed>) = 0 [pid 12175] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12176] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12176] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12175] <... futex resumed>) = 0 [pid 12175] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12175] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12175] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12175] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12177]}, 88) = 12177 [pid 12175] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12175] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12175] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12177 attached [pid 12177] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12177] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12177] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12175] <... futex resumed>) = 0 [pid 12177] <... futex resumed>) = 1 [pid 12177] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12176] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12176] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12175] exit_group(0 [pid 12176] <... futex resumed>) = ? [pid 12177] <... futex resumed>) = ? [pid 12175] <... exit_group resumed>) = ? [pid 12176] +++ exited with 0 +++ [pid 12177] +++ exited with 0 +++ [pid 12175] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12175, si_uid=0, si_status=0, 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 12178 attached , child_tidptr=0x555575da9750) = 12178 [pid 12178] set_robust_list(0x555575da9760, 24) = 0 [pid 12178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12178] setpgid(0, 0) = 0 [pid 12178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12178] write(3, "1000", 4) = 4 [pid 12178] close(3) = 0 [pid 12178] write(1, "executing program\n", 18executing program ) = 18 [pid 12178] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12178] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12178] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12178] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12178] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12179 attached => {parent_tid=[12179]}, 88) = 12179 [pid 12179] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12178] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12178] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12178] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12179] <... set_robust_list resumed>) = 0 [pid 12179] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12179] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12179] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12178] <... futex resumed>) = 0 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12179] <... sendmsg resumed>) = 0 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12179] <... sendmsg resumed>) = 0 [pid 12178] <... futex resumed>) = 0 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12179] <... sendmsg resumed>) = 0 [pid 12178] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12179] <... sendmsg resumed>) = 0 [pid 12178] <... mprotect resumed>) = 0 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12179] <... sendmsg resumed>) = 0 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12180 attached [pid 12180] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12180] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12180] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12179] <... sendmsg resumed>) = 0 [pid 12178] <... clone3 resumed> => {parent_tid=[12180]}, 88) = 12180 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] rt_sigprocmask(SIG_SETMASK, [], [pid 12179] <... sendmsg resumed>) = 0 [pid 12178] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12179] <... sendmsg resumed>) = 0 [pid 12178] <... futex resumed>) = 1 [pid 12180] <... futex resumed>) = 0 [pid 12180] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12180] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12180] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12178] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12179] <... sendmsg resumed>) = 0 [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12179] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12179] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12178] exit_group(0) = ? [pid 12180] <... futex resumed>) = 231 [pid 12179] <... futex resumed>) = ? [pid 12179] +++ exited with 0 +++ [pid 12180] +++ exited with 0 +++ [pid 12178] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12178, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12181 ./strace-static-x86_64: Process 12181 attached [pid 12181] set_robust_list(0x555575da9760, 24) = 0 [pid 12181] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12181] setpgid(0, 0) = 0 [pid 12181] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12181] write(3, "1000", 4) = 4 [pid 12181] close(3) = 0 [pid 12181] write(1, "executing program\n", 18executing program ) = 18 [pid 12181] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12181] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12181] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12181] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12181] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12181] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12182 attached [pid 12182] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12182] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12181] <... clone3 resumed> => {parent_tid=[12182]}, 88) = 12182 [pid 12181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12181] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12182] <... futex resumed>) = 0 [pid 12182] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12181] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12182] <... socketpair resumed>[3, 4]) = 0 [pid 12182] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12182] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12181] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12181] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12182] <... futex resumed>) = 0 [pid 12181] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12181] <... futex resumed>) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12182] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12182] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12181] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12181] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12181] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12181] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12183 attached => {parent_tid=[12183]}, 88) = 12183 [pid 12183] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12181] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12181] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12183] <... set_robust_list resumed>) = 0 [pid 12183] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12183] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12183] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12183] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12181] <... futex resumed>) = 0 [pid 12181] exit_group(0) = ? [pid 12182] <... futex resumed>) = ? [pid 12182] +++ exited with 0 +++ [pid 12183] <... futex resumed>) = ? [pid 12183] +++ exited with 0 +++ [pid 12181] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12181, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12184 ./strace-static-x86_64: Process 12184 attached [pid 12184] set_robust_list(0x555575da9760, 24) = 0 [pid 12184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12184] setpgid(0, 0) = 0 [pid 12184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12184] write(3, "1000", 4) = 4 executing program [pid 12184] close(3) = 0 [pid 12184] write(1, "executing program\n", 18) = 18 [pid 12184] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12184] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12184] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12184] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12184] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12184] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12185]}, 88) = 12185 ./strace-static-x86_64: Process 12185 attached [pid 12184] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12184] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12184] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12185] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12185] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12185] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12185] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12184] <... futex resumed>) = 0 [pid 12184] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12184] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12184] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12184] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12184] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12184] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12186]}, 88) = 12186 [pid 12185] <... sendmsg resumed>) = 0 [pid 12184] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12184] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12184] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12186 attached [pid 12186] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12186] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12186] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12184] <... futex resumed>) = 0 [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12186] <... futex resumed>) = 1 [pid 12186] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12185] <... sendmsg resumed>) = 0 [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12185] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12185] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12184] exit_group(0) = ? [pid 12186] <... futex resumed>) = ? [pid 12185] <... futex resumed>) = ? [pid 12186] +++ exited with 0 +++ [pid 12185] +++ exited with 0 +++ [pid 12184] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12184, si_uid=0, si_status=0, 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 12187 attached , child_tidptr=0x555575da9750) = 12187 [pid 12187] set_robust_list(0x555575da9760, 24) = 0 [pid 12187] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12187] setpgid(0, 0) = 0 [pid 12187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12187] write(3, "1000", 4) = 4 [pid 12187] close(3executing program ) = 0 [pid 12187] write(1, "executing program\n", 18) = 18 [pid 12187] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12187] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12187] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12187] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12187] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12188 attached => {parent_tid=[12188]}, 88) = 12188 [pid 12188] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12188] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12187] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12187] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12188] <... futex resumed>) = 0 [pid 12188] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12188] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12188] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12187] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12187] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12188] <... futex resumed>) = 0 [pid 12187] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12187] <... futex resumed>) = 0 [pid 12187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12188] <... sendmsg resumed>) = 0 [pid 12187] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12187] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12188] <... sendmsg resumed>) = 0 [pid 12187] <... mprotect resumed>) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12187] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12188] <... sendmsg resumed>) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12187] <... clone3 resumed> => {parent_tid=[12189]}, 88) = 12189 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12187] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12188] <... sendmsg resumed>) = 0 [pid 12187] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12187] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12188] <... sendmsg resumed>) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_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 12189 attached [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12189] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12188] <... sendmsg resumed>) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12188] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12188] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12189] <... set_robust_list resumed>) = 0 [pid 12189] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12189] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12189] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12187] <... futex resumed>) = 0 [pid 12187] exit_group(0) = ? [pid 12188] <... futex resumed>) = ? [pid 12188] +++ exited with 0 +++ [pid 12189] +++ exited with 0 +++ [pid 12187] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12187, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12190 ./strace-static-x86_64: Process 12190 attached [pid 12190] set_robust_list(0x555575da9760, 24) = 0 [pid 12190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12190] setpgid(0, 0) = 0 [pid 12190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12190] write(3, "1000", 4) = 4 [pid 12190] close(3) = 0 executing program [pid 12190] write(1, "executing program\n", 18) = 18 [pid 12190] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12190] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12190] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12190] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12190] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12191 attached => {parent_tid=[12191]}, 88) = 12191 [pid 12191] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12191] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12191] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12190] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12191] <... futex resumed>) = 0 [pid 12191] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12190] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12191] <... socketpair resumed>[3, 4]) = 0 [pid 12191] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12190] <... futex resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12190] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12190] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12190] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12191] <... sendmsg resumed>) = 0 [pid 12190] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12190] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12191] <... sendmsg resumed>) = 0 [pid 12190] <... mprotect resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12190] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12190] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12191] <... sendmsg resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12190] <... clone3 resumed> => {parent_tid=[12192]}, 88) = 12192 [pid 12190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12191] <... sendmsg resumed>) = 0 [pid 12190] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12190] <... futex resumed>) = 0 [pid 12190] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12192 attached [pid 12191] <... sendmsg resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12192] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12191] <... sendmsg resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12192] <... set_robust_list resumed>) = 0 [pid 12191] <... sendmsg resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12192] rt_sigprocmask(SIG_SETMASK, [], [pid 12191] <... sendmsg resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12191] <... sendmsg resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12192] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12191] <... sendmsg resumed>) = 0 [pid 12191] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12191] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12191] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12192] <... setsockopt resumed>) = 0 [pid 12192] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12190] <... futex resumed>) = 0 [pid 12192] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12190] exit_group(0) = ? [pid 12192] <... futex resumed>) = 231 [pid 12192] +++ exited with 0 +++ [pid 12191] <... futex resumed>) = ? [pid 12191] +++ exited with 0 +++ [pid 12190] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12190, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12193 ./strace-static-x86_64: Process 12193 attached [pid 12193] set_robust_list(0x555575da9760, 24) = 0 [pid 12193] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12193] setpgid(0, 0) = 0 [pid 12193] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12193] write(3, "1000", 4executing program ) = 4 [pid 12193] close(3) = 0 [pid 12193] write(1, "executing program\n", 18) = 18 [pid 12193] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12193] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12193] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12193] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12193] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12194 attached => {parent_tid=[12194]}, 88) = 12194 [pid 12194] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12193] rt_sigprocmask(SIG_SETMASK, [], [pid 12194] <... set_robust_list resumed>) = 0 [pid 12194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12194] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12193] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12194] <... futex resumed>) = 0 [pid 12193] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12194] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12194] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12194] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12193] <... futex resumed>) = 0 [pid 12193] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12194] <... futex resumed>) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12193] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12194] <... sendmsg resumed>) = 0 [pid 12193] <... futex resumed>) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12193] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12194] <... sendmsg resumed>) = 0 [pid 12193] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12193] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12194] <... sendmsg resumed>) = 0 [pid 12193] <... mprotect resumed>) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12193] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12194] <... sendmsg resumed>) = 0 [pid 12193] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12193] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12194] <... sendmsg resumed>) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12193] <... clone3 resumed> => {parent_tid=[12195]}, 88) = 12195 [pid 12193] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12194] <... sendmsg resumed>) = 0 [pid 12193] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12194] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12193] <... futex resumed>) = 0 [pid 12193] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12194] <... sendmsg resumed>) = 0 [pid 12194] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12194] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12195 attached [pid 12195] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12195] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12195] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12195] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12193] <... futex resumed>) = 0 [pid 12193] exit_group(0) = ? [pid 12195] +++ exited with 0 +++ [pid 12194] <... futex resumed>) = ? [pid 12194] +++ exited with 0 +++ [pid 12193] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12193, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12196 ./strace-static-x86_64: Process 12196 attached [pid 12196] set_robust_list(0x555575da9760, 24) = 0 [pid 12196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12196] setpgid(0, 0) = 0 [pid 12196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12196] write(3, "1000", 4) = 4 [pid 12196] close(3) = 0 [pid 12196] write(1, "executing program\n", 18executing program ) = 18 [pid 12196] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12196] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12196] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12196] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12197 attached => {parent_tid=[12197]}, 88) = 12197 [pid 12197] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12197] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12196] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12197] <... futex resumed>) = 0 [pid 12197] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12196] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12197] <... socketpair resumed>[3, 4]) = 0 [pid 12197] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12197] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12196] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12197] <... futex resumed>) = 0 [pid 12196] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12196] <... futex resumed>) = 0 [pid 12196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12197] <... sendmsg resumed>) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12196] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12196] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12197] <... sendmsg resumed>) = 0 [pid 12196] <... mprotect resumed>) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12196] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12197] <... sendmsg resumed>) = 0 [pid 12197] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12197] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12197] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12198 attached [pid 12196] <... clone3 resumed> => {parent_tid=[12198]}, 88) = 12198 [pid 12198] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12198] <... set_robust_list resumed>) = 0 [pid 12196] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12198] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12196] <... futex resumed>) = 0 [pid 12198] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12196] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12198] <... setsockopt resumed>) = 0 [pid 12198] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12196] <... futex resumed>) = 0 [pid 12198] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12196] exit_group(0) = ? [pid 12197] <... futex resumed>) = ? [pid 12197] +++ exited with 0 +++ [pid 12198] <... futex resumed>) = ? [pid 12198] +++ exited with 0 +++ [pid 12196] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12196, si_uid=0, si_status=0, 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 12199 attached , child_tidptr=0x555575da9750) = 12199 [pid 12199] set_robust_list(0x555575da9760, 24) = 0 [pid 12199] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12199] setpgid(0, 0) = 0 [pid 12199] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12199] write(3, "1000", 4) = 4 [pid 12199] close(3) = 0 executing program [pid 12199] write(1, "executing program\n", 18) = 18 [pid 12199] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12199] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12199] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12199] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12199] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12199] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12199] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12200 attached [pid 12200] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12200] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12199] <... clone3 resumed> => {parent_tid=[12200]}, 88) = 12200 [pid 12199] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12199] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12200] <... futex resumed>) = 0 [pid 12199] <... futex resumed>) = 1 [pid 12200] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12199] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12200] <... socketpair resumed>[3, 4]) = 0 [pid 12200] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12199] <... futex resumed>) = 0 [pid 12199] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12199] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12199] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12199] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12199] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12199] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12201]}, 88) = 12201 [pid 12200] <... sendmsg resumed>) = 0 [pid 12199] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12199] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12199] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12201 attached [pid 12201] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12201] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12201] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12201] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12199] <... futex resumed>) = 0 [pid 12201] <... futex resumed>) = 1 [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12201] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12200] <... sendmsg resumed>) = 0 [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12200] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12200] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12199] exit_group(0 [pid 12200] <... futex resumed>) = ? [pid 12199] <... exit_group resumed>) = ? [pid 12201] <... futex resumed>) = ? [pid 12200] +++ exited with 0 +++ [pid 12201] +++ exited with 0 +++ [pid 12199] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12199, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12202 ./strace-static-x86_64: Process 12202 attached [pid 12202] set_robust_list(0x555575da9760, 24) = 0 [pid 12202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12202] setpgid(0, 0) = 0 [pid 12202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12202] write(3, "1000", 4) = 4 [pid 12202] close(3) = 0 [pid 12202] write(1, "executing program\n", 18executing program ) = 18 [pid 12202] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12202] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12202] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12202] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12202] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12202] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12202] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12203 attached [pid 12203] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12203] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12203] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12202] <... clone3 resumed> => {parent_tid=[12203]}, 88) = 12203 [pid 12202] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12202] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12203] <... futex resumed>) = 0 [pid 12203] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12203] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12203] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12202] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12202] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12203] <... futex resumed>) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12203] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12203] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12202] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12203] <... futex resumed>) = 0 [pid 12203] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12203] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12202] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12203] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12202] exit_group(0) = ? [pid 12203] <... futex resumed>) = ? [pid 12203] +++ exited with 0 +++ [pid 12202] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12202, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12204 ./strace-static-x86_64: Process 12204 attached [pid 12204] set_robust_list(0x555575da9760, 24) = 0 [pid 12204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12204] setpgid(0, 0) = 0 [pid 12204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12204] write(3, "1000", 4) = 4 [pid 12204] close(3executing program ) = 0 [pid 12204] write(1, "executing program\n", 18) = 18 [pid 12204] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12204] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12204] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12204] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12204] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12205 attached => {parent_tid=[12205]}, 88) = 12205 [pid 12204] rt_sigprocmask(SIG_SETMASK, [], [pid 12205] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12205] <... set_robust_list resumed>) = 0 [pid 12204] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12205] rt_sigprocmask(SIG_SETMASK, [], [pid 12204] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12205] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12205] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12204] <... futex resumed>) = 0 [pid 12204] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12204] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12204] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12204] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12204] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12204] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12205] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12206 attached [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12204] <... clone3 resumed> => {parent_tid=[12206]}, 88) = 12206 [pid 12204] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12204] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12204] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12206] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12205] <... sendmsg resumed>) = 0 [pid 12206] <... set_robust_list resumed>) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12206] rt_sigprocmask(SIG_SETMASK, [], [pid 12205] <... sendmsg resumed>) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12205] <... sendmsg resumed>) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12206] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12205] <... sendmsg resumed>) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12205] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12206] <... setsockopt resumed>) = 0 [pid 12205] <... futex resumed>) = 0 [pid 12205] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12206] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12204] <... futex resumed>) = 0 [pid 12206] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12204] exit_group(0 [pid 12205] <... futex resumed>) = ? [pid 12204] <... exit_group resumed>) = ? [pid 12206] <... futex resumed>) = ? [pid 12205] +++ exited with 0 +++ [pid 12206] +++ exited with 0 +++ [pid 12204] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12204, si_uid=0, si_status=0, 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 12207 attached , child_tidptr=0x555575da9750) = 12207 [pid 12207] set_robust_list(0x555575da9760, 24) = 0 [pid 12207] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12207] setpgid(0, 0) = 0 [pid 12207] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12207] write(3, "1000", 4) = 4 [pid 12207] close(3executing program ) = 0 [pid 12207] write(1, "executing program\n", 18) = 18 [pid 12207] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12207] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12207] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12207] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12207] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12207] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12207] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12208 attached => {parent_tid=[12208]}, 88) = 12208 [pid 12208] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12208] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12208] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12207] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12208] <... futex resumed>) = 0 [pid 12207] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12208] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12208] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12207] <... futex resumed>) = 0 [pid 12207] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12207] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12207] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12207] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12207] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12207] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12207] <... clone3 resumed> => {parent_tid=[12209]}, 88) = 12209 [pid 12208] <... sendmsg resumed>) = 0 [pid 12207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12207] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12207] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12209 attached [pid 12209] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12209] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12209] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12209] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12207] <... futex resumed>) = 0 [pid 12209] <... futex resumed>) = 1 [pid 12209] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12208] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12208] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12207] exit_group(0 [pid 12208] <... futex resumed>) = ? [pid 12207] <... exit_group resumed>) = ? [pid 12208] +++ exited with 0 +++ [pid 12209] <... futex resumed>) = ? [pid 12209] +++ exited with 0 +++ [pid 12207] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12207, si_uid=0, si_status=0, 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 12210 attached , child_tidptr=0x555575da9750) = 12210 [pid 12210] set_robust_list(0x555575da9760, 24) = 0 [pid 12210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12210] setpgid(0, 0) = 0 [pid 12210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12210] write(3, "1000", 4) = 4 [pid 12210] close(3) = 0 [pid 12210] write(1, "executing program\n", 18executing program ) = 18 [pid 12210] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12210] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12210] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12210] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12210] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12210] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12211 attached => {parent_tid=[12211]}, 88) = 12211 [pid 12211] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12211] rt_sigprocmask(SIG_SETMASK, [], [pid 12210] rt_sigprocmask(SIG_SETMASK, [], [pid 12211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12211] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12210] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12211] <... futex resumed>) = 0 [pid 12211] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12210] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12211] <... socketpair resumed>[3, 4]) = 0 [pid 12211] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12211] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12210] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12210] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12211] <... futex resumed>) = 0 [pid 12210] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12210] <... futex resumed>) = 0 [pid 12210] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12211] <... sendmsg resumed>) = 0 [pid 12210] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12210] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12211] <... sendmsg resumed>) = 0 [pid 12210] <... mprotect resumed>) = 0 [pid 12210] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12210] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12210] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12211] <... sendmsg resumed>) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12210] <... clone3 resumed> => {parent_tid=[12212]}, 88) = 12212 [pid 12210] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12210] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12210] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12211] <... sendmsg resumed>) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {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 12212 attached ) = 0 [pid 12212] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12212] <... set_robust_list resumed>) = 0 [pid 12211] <... sendmsg resumed>) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12212] rt_sigprocmask(SIG_SETMASK, [], [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12211] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12211] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12212] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12212] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12210] <... futex resumed>) = 0 [pid 12210] exit_group(0) = ? [pid 12211] <... futex resumed>) = ? [pid 12212] +++ exited with 0 +++ [pid 12211] +++ exited with 0 +++ [pid 12210] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12210, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12214 ./strace-static-x86_64: Process 12214 attached [pid 12214] set_robust_list(0x555575da9760, 24) = 0 [pid 12214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12214] setpgid(0, 0) = 0 [pid 12214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12214] write(3, "1000", 4) = 4 [pid 12214] close(3) = 0 executing program [pid 12214] write(1, "executing program\n", 18) = 18 [pid 12214] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12214] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12214] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12214] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12214] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12215]}, 88) = 12215 [pid 12214] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12214] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12214] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12215 attached [pid 12215] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12215] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12215] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12214] <... futex resumed>) = 0 [pid 12214] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12214] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12214] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12214] <... mprotect resumed>) = 0 [pid 12214] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12216]}, 88) = 12216 [pid 12215] <... sendmsg resumed>) = 0 [pid 12214] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12214] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12214] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12216 attached [pid 12216] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12216] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12216] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12214] <... futex resumed>) = 0 [pid 12216] <... futex resumed>) = 1 [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12216] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12215] <... sendmsg resumed>) = 0 [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12215] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12215] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12214] exit_group(0 [pid 12215] <... futex resumed>) = ? [pid 12214] <... exit_group resumed>) = ? [pid 12215] +++ exited with 0 +++ [pid 12216] <... futex resumed>) = ? [pid 12216] +++ exited with 0 +++ [pid 12214] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12214, si_uid=0, si_status=0, 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 12217 attached , child_tidptr=0x555575da9750) = 12217 [pid 12217] set_robust_list(0x555575da9760, 24) = 0 [pid 12217] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12217] setpgid(0, 0) = 0 [pid 12217] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12217] write(3, "1000", 4) = 4 [pid 12217] close(3) = 0 executing program [pid 12217] write(1, "executing program\n", 18) = 18 [pid 12217] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12217] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12217] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12217] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12217] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12218 attached => {parent_tid=[12218]}, 88) = 12218 [pid 12217] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12217] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12217] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12218] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12218] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12218] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12218] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12217] <... futex resumed>) = 0 [pid 12217] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12217] <... futex resumed>) = 0 [pid 12217] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12217] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12217] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12217] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12217] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12218] <... sendmsg resumed>) = 0 [pid 12217] <... clone3 resumed> => {parent_tid=[12219]}, 88) = 12219 [pid 12217] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12217] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12217] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12219 attached [pid 12219] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12219] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12219] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12219] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12217] <... futex resumed>) = 0 [pid 12219] <... futex resumed>) = 1 [pid 12219] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12218] <... sendmsg resumed>) = 0 [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12218] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12218] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12217] exit_group(0) = ? [pid 12218] <... futex resumed>) = ? [pid 12218] +++ exited with 0 +++ [pid 12219] <... futex resumed>) = ? [pid 12219] +++ exited with 0 +++ [pid 12217] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12217, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12220 ./strace-static-x86_64: Process 12220 attached [pid 12220] set_robust_list(0x555575da9760, 24) = 0 [pid 12220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12220] setpgid(0, 0) = 0 [pid 12220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12220] write(3, "1000", 4) = 4 [pid 12220] close(3) = 0 [pid 12220] write(1, "executing program\n", 18executing program ) = 18 [pid 12220] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12220] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12220] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12220] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12220] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12221 attached => {parent_tid=[12221]}, 88) = 12221 [pid 12221] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12220] rt_sigprocmask(SIG_SETMASK, [], [pid 12221] <... set_robust_list resumed>) = 0 [pid 12220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12221] rt_sigprocmask(SIG_SETMASK, [], [pid 12220] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12220] <... futex resumed>) = 0 [pid 12221] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12220] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12221] <... socketpair resumed>[3, 4]) = 0 [pid 12221] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12220] <... futex resumed>) = 0 [pid 12221] <... futex resumed>) = 1 [pid 12220] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12220] <... futex resumed>) = 0 [pid 12221] <... sendmsg resumed>) = 0 [pid 12220] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12220] <... futex resumed>) = 0 [pid 12221] <... sendmsg resumed>) = 0 [pid 12220] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12220] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12221] <... sendmsg resumed>) = 0 [pid 12220] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12220] <... mprotect resumed>) = 0 [pid 12221] <... sendmsg resumed>) = 0 [pid 12220] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12220] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12220] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12221] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12222 attached [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12220] <... clone3 resumed> => {parent_tid=[12222]}, 88) = 12222 [pid 12222] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12221] <... sendmsg resumed>) = 0 [pid 12220] rt_sigprocmask(SIG_SETMASK, [], [pid 12222] <... set_robust_list resumed>) = 0 [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12222] rt_sigprocmask(SIG_SETMASK, [], [pid 12221] <... sendmsg resumed>) = 0 [pid 12220] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12220] <... futex resumed>) = 0 [pid 12222] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12221] <... sendmsg resumed>) = 0 [pid 12220] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12222] <... setsockopt resumed>) = 0 [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12222] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12221] <... sendmsg resumed>) = 0 [pid 12222] <... futex resumed>) = 1 [pid 12220] <... futex resumed>) = 0 [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12222] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12221] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12221] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12221] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12220] exit_group(0 [pid 12222] <... futex resumed>) = ? [pid 12221] <... futex resumed>) = ? [pid 12220] <... exit_group resumed>) = ? [pid 12221] +++ exited with 0 +++ [pid 12222] +++ exited with 0 +++ [pid 12220] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12220, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12223 ./strace-static-x86_64: Process 12223 attached [pid 12223] set_robust_list(0x555575da9760, 24) = 0 [pid 12223] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12223] setpgid(0, 0) = 0 [pid 12223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12223] write(3, "1000", 4) = 4 [pid 12223] close(3) = 0 [pid 12223] write(1, "executing program\n", 18executing program ) = 18 [pid 12223] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12223] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12223] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12223] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12223] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12224 attached => {parent_tid=[12224]}, 88) = 12224 [pid 12224] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12223] rt_sigprocmask(SIG_SETMASK, [], [pid 12224] <... set_robust_list resumed>) = 0 [pid 12223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12224] rt_sigprocmask(SIG_SETMASK, [], [pid 12223] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12223] <... futex resumed>) = 0 [pid 12224] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12223] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12224] <... socketpair resumed>[3, 4]) = 0 [pid 12224] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12223] <... futex resumed>) = 0 [pid 12224] <... futex resumed>) = 1 [pid 12223] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12223] <... futex resumed>) = 0 [pid 12224] <... sendmsg resumed>) = 0 [pid 12223] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12223] <... futex resumed>) = 0 [pid 12223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12224] <... sendmsg resumed>) = 0 [pid 12223] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12223] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12224] <... sendmsg resumed>) = 0 [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12223] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12224] <... sendmsg resumed>) = 0 [pid 12223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12224] sendmsg(4, {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 12225 attached [pid 12223] <... clone3 resumed> => {parent_tid=[12225]}, 88) = 12225 [pid 12224] <... sendmsg resumed>) = 0 [pid 12223] rt_sigprocmask(SIG_SETMASK, [], [pid 12225] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12225] <... set_robust_list resumed>) = 0 [pid 12223] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12224] <... sendmsg resumed>) = 0 [pid 12223] <... futex resumed>) = 0 [pid 12225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12225] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12223] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12225] <... setsockopt resumed>) = 0 [pid 12225] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12223] <... futex resumed>) = 0 [pid 12224] <... sendmsg resumed>) = 0 [pid 12225] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12224] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12223] exit_group(0) = ? [pid 12224] +++ exited with 0 +++ [pid 12225] <... futex resumed>) = ? [pid 12225] +++ exited with 0 +++ [pid 12223] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12223, si_uid=0, si_status=0, 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 12226 attached , child_tidptr=0x555575da9750) = 12226 [pid 12226] set_robust_list(0x555575da9760, 24) = 0 [pid 12226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12226] setpgid(0, 0) = 0 [pid 12226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12226] write(3, "1000", 4) = 4 [pid 12226] close(3) = 0 [pid 12226] write(1, "executing program\n", 18executing program ) = 18 [pid 12226] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12226] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12226] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12226] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12226] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12227 attached => {parent_tid=[12227]}, 88) = 12227 [pid 12227] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12227] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12227] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12226] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12227] <... futex resumed>) = 0 [pid 12226] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12227] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12227] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12226] <... futex resumed>) = 0 [pid 12226] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12226] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12226] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12226] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12226] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12226] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12226] <... clone3 resumed> => {parent_tid=[12228]}, 88) = 12228 [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12226] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12226] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12227] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12228 attached [pid 12228] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12228] rt_sigprocmask(SIG_SETMASK, [], [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12228] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12228] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12228] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12226] <... futex resumed>) = 0 [pid 12228] <... futex resumed>) = 1 [pid 12228] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12227] <... sendmsg resumed>) = 0 [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12227] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12227] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12226] exit_group(0 [pid 12227] <... futex resumed>) = ? [pid 12226] <... exit_group resumed>) = ? [pid 12227] +++ exited with 0 +++ [pid 12228] <... futex resumed>) = ? [pid 12228] +++ exited with 0 +++ [pid 12226] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12226, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12229 ./strace-static-x86_64: Process 12229 attached [pid 12229] set_robust_list(0x555575da9760, 24) = 0 [pid 12229] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12229] setpgid(0, 0) = 0 [pid 12229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12229] write(3, "1000", 4) = 4 [pid 12229] close(3) = 0 [pid 12229] write(1, "executing program\n", 18executing program ) = 18 [pid 12229] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12229] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12229] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12229] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12229] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12229] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12230 attached => {parent_tid=[12230]}, 88) = 12230 [pid 12230] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12230] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12230] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12229] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12229] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12230] <... futex resumed>) = 0 [pid 12230] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12230] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12230] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12229] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12229] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12230] <... futex resumed>) = 0 [pid 12229] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12229] <... futex resumed>) = 0 [pid 12229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12230] <... sendmsg resumed>) = 0 [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12229] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12230] <... sendmsg resumed>) = 0 [pid 12229] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12229] <... mprotect resumed>) = 0 [pid 12230] <... sendmsg resumed>) = 0 [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12229] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12229] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12230] <... sendmsg resumed>) = 0 [pid 12229] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12230] sendmsg(4, {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 12231 attached [pid 12229] <... clone3 resumed> => {parent_tid=[12231]}, 88) = 12231 [pid 12230] <... sendmsg resumed>) = 0 [pid 12229] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12229] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12229] <... futex resumed>) = 0 [pid 12229] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12231] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12231] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12231] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12230] <... sendmsg resumed>) = 0 [pid 12229] <... futex resumed>) = 0 [pid 12231] <... futex resumed>) = 1 [pid 12231] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12230] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12230] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12229] exit_group(0 [pid 12231] <... futex resumed>) = ? [pid 12230] <... futex resumed>) = ? [pid 12229] <... exit_group resumed>) = ? [pid 12231] +++ exited with 0 +++ [pid 12230] +++ exited with 0 +++ [pid 12229] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12229, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12232 attached , child_tidptr=0x555575da9750) = 12232 [pid 12232] set_robust_list(0x555575da9760, 24) = 0 [pid 12232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12232] setpgid(0, 0) = 0 [pid 12232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12232] write(3, "1000", 4) = 4 [pid 12232] close(3) = 0 executing program [pid 12232] write(1, "executing program\n", 18) = 18 [pid 12232] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12232] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12232] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12232] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12232] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12233 attached => {parent_tid=[12233]}, 88) = 12233 [pid 12233] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12233] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12232] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12232] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12233] <... futex resumed>) = 0 [pid 12233] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12232] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12233] <... socketpair resumed>[3, 4]) = 0 [pid 12233] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12232] <... futex resumed>) = 0 [pid 12232] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12232] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12232] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12232] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12232] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12232] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12234]}, 88) = 12234 [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12232] rt_sigprocmask(SIG_SETMASK, [], [pid 12233] <... sendmsg resumed>) = 0 [pid 12232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12232] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12232] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12234 attached [pid 12234] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12234] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12234] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12232] <... futex resumed>) = 0 [pid 12234] <... futex resumed>) = 1 [pid 12234] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12233] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12233] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12232] exit_group(0 [pid 12233] <... futex resumed>) = ? [pid 12232] <... exit_group resumed>) = ? [pid 12234] <... futex resumed>) = ? [pid 12233] +++ exited with 0 +++ [pid 12234] +++ exited with 0 +++ [pid 12232] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12232, si_uid=0, si_status=0, 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 12235 attached , child_tidptr=0x555575da9750) = 12235 [pid 12235] set_robust_list(0x555575da9760, 24) = 0 [pid 12235] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12235] setpgid(0, 0) = 0 [pid 12235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12235] write(3, "1000", 4) = 4 [pid 12235] close(3) = 0 [pid 12235] write(1, "executing program\n", 18executing program ) = 18 [pid 12235] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12235] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12235] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12235] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12235] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12236 attached => {parent_tid=[12236]}, 88) = 12236 [pid 12236] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12236] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12235] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12235] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12236] <... futex resumed>) = 0 [pid 12236] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12236] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12236] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12235] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12235] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12236] <... futex resumed>) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12235] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12236] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12236] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12235] <... futex resumed>) = 0 [pid 12235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12235] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12235] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12237 attached [pid 12237] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12237] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12235] <... clone3 resumed> => {parent_tid=[12237]}, 88) = 12237 [pid 12235] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12235] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12237] <... futex resumed>) = 0 [pid 12237] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12235] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12237] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12237] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12235] exit_group(0) = ? [pid 12236] <... futex resumed>) = ? [pid 12236] +++ exited with 0 +++ [pid 12237] <... futex resumed>) = ? [pid 12237] +++ exited with 0 +++ [pid 12235] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12235, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12238 ./strace-static-x86_64: Process 12238 attached [pid 12238] set_robust_list(0x555575da9760, 24) = 0 [pid 12238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12238] setpgid(0, 0) = 0 [pid 12238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12238] write(3, "1000", 4) = 4 [pid 12238] close(3) = 0 [pid 12238] write(1, "executing program\n", 18executing program ) = 18 [pid 12238] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12238] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12238] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12238] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12238] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12238] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12239 attached => {parent_tid=[12239]}, 88) = 12239 [pid 12239] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12239] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12239] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12238] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12239] <... futex resumed>) = 0 [pid 12239] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12238] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12239] <... socketpair resumed>[3, 4]) = 0 [pid 12239] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12238] <... futex resumed>) = 0 [pid 12238] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12238] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12238] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12238] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12238] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12238] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12240]}, 88) = 12240 [pid 12238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12238] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12238] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12240 attached [pid 12240] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12240] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12240] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12240] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12238] <... futex resumed>) = 0 [pid 12240] <... futex resumed>) = 1 [pid 12240] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12239] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12239] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12238] exit_group(0 [pid 12240] <... futex resumed>) = ? [pid 12239] <... futex resumed>) = ? [pid 12238] <... exit_group resumed>) = ? [pid 12239] +++ exited with 0 +++ [pid 12240] +++ exited with 0 +++ [pid 12238] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12238, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12241 attached , child_tidptr=0x555575da9750) = 12241 [pid 12241] set_robust_list(0x555575da9760, 24) = 0 [pid 12241] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12241] setpgid(0, 0) = 0 [pid 12241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12241] write(3, "1000", 4executing program ) = 4 [pid 12241] close(3) = 0 [pid 12241] write(1, "executing program\n", 18) = 18 [pid 12241] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12241] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12241] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12241] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12241] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12242]}, 88) = 12242 [pid 12241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12241] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12241] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12242 attached [pid 12242] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12242] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12242] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12242] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12241] <... futex resumed>) = 0 [pid 12241] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12241] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12241] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12243]}, 88) = 12243 [pid 12242] <... sendmsg resumed>) = 0 [pid 12241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12241] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12241] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12243 attached [pid 12243] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12243] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12243] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12243] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12241] <... futex resumed>) = 0 [pid 12243] <... futex resumed>) = 1 [pid 12243] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12242] <... sendmsg resumed>) = 0 [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12242] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12242] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12241] exit_group(0 [pid 12242] <... futex resumed>) = ? [pid 12241] <... exit_group resumed>) = ? [pid 12243] <... futex resumed>) = -1 (errno 18446744073709551555) [pid 12242] +++ exited with 0 +++ [pid 12243] +++ exited with 0 +++ [pid 12241] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12241, si_uid=0, si_status=0, 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 12244 attached , child_tidptr=0x555575da9750) = 12244 [pid 12244] set_robust_list(0x555575da9760, 24) = 0 [pid 12244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12244] setpgid(0, 0) = 0 [pid 12244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12244] write(3, "1000", 4) = 4 [pid 12244] close(3) = 0 [pid 12244] write(1, "executing program\n", 18executing program ) = 18 [pid 12244] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12244] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12244] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12244] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12244] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12244] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12244] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12245 attached => {parent_tid=[12245]}, 88) = 12245 [pid 12245] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12244] rt_sigprocmask(SIG_SETMASK, [], [pid 12245] <... set_robust_list resumed>) = 0 [pid 12244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12245] rt_sigprocmask(SIG_SETMASK, [], [pid 12244] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12244] <... futex resumed>) = 0 [pid 12245] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12244] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12245] <... socketpair resumed>[3, 4]) = 0 [pid 12245] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12244] <... futex resumed>) = 0 [pid 12244] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12244] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12244] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12244] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12244] <... mprotect resumed>) = 0 [pid 12244] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12244] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12246]}, 88) = 12246 [pid 12245] <... sendmsg resumed>) = 0 [pid 12244] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12244] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12244] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12246 attached [pid 12246] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12246] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12246] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12246] <... setsockopt resumed>) = 0 [pid 12246] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12244] <... futex resumed>) = 0 [pid 12246] <... futex resumed>) = 1 [pid 12246] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12245] <... sendmsg resumed>) = 0 [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12245] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12244] exit_group(0 [pid 12245] <... futex resumed>) = ? [pid 12244] <... exit_group resumed>) = ? [pid 12246] <... futex resumed>) = ? [pid 12245] +++ exited with 0 +++ [pid 12246] +++ exited with 0 +++ [pid 12244] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12244, si_uid=0, si_status=0, 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 12247 attached , child_tidptr=0x555575da9750) = 12247 [pid 12247] set_robust_list(0x555575da9760, 24) = 0 [pid 12247] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12247] setpgid(0, 0) = 0 [pid 12247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12247] write(3, "1000", 4) = 4 [pid 12247] close(3) = 0 [pid 12247] write(1, "executing program\n", 18executing program ) = 18 [pid 12247] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12247] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12247] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12247] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12247] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12248 attached [pid 12248] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12248] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12247] <... clone3 resumed> => {parent_tid=[12248]}, 88) = 12248 [pid 12248] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12247] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12247] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12248] <... futex resumed>) = 0 [pid 12247] <... futex resumed>) = 1 [pid 12248] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12247] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12248] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12248] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12247] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12248] <... futex resumed>) = 0 [pid 12247] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12248] <... sendmsg resumed>) = 0 [pid 12247] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12247] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12248] <... sendmsg resumed>) = 0 [pid 12247] <... mprotect resumed>) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12248] <... sendmsg resumed>) = 0 [pid 12247] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12248] <... sendmsg resumed>) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12247] <... clone3 resumed> => {parent_tid=[12249]}, 88) = 12249 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12247] rt_sigprocmask(SIG_SETMASK, [], [pid 12248] <... sendmsg resumed>) = 0 [pid 12247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12247] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12247] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12248] <... sendmsg resumed>) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {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 12249 attached ) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12249] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12248] <... sendmsg resumed>) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12249] <... set_robust_list resumed>) = 0 [pid 12249] rt_sigprocmask(SIG_SETMASK, [], [pid 12248] <... sendmsg resumed>) = 0 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12248] <... sendmsg resumed>) = 0 [pid 12249] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12249] <... setsockopt resumed>) = 0 [pid 12248] <... sendmsg resumed>) = 0 [pid 12249] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12247] <... futex resumed>) = 0 [pid 12249] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12248] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12248] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12248] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12247] exit_group(0) = ? [pid 12249] <... futex resumed>) = ? [pid 12248] <... futex resumed>) = ? [pid 12249] +++ exited with 0 +++ [pid 12248] +++ exited with 0 +++ [pid 12247] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12247, si_uid=0, si_status=0, 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 12250 attached , child_tidptr=0x555575da9750) = 12250 [pid 12250] set_robust_list(0x555575da9760, 24) = 0 [pid 12250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12250] setpgid(0, 0) = 0 [pid 12250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12250] write(3, "1000", 4) = 4 executing program [pid 12250] close(3) = 0 [pid 12250] write(1, "executing program\n", 18) = 18 [pid 12250] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12250] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12250] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12250] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12250] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12250] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12251 attached => {parent_tid=[12251]}, 88) = 12251 [pid 12250] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12250] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12250] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12251] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12251] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12251] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12251] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12250] <... futex resumed>) = 0 [pid 12250] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12250] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12250] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12251] <... sendmsg resumed>) = 0 [pid 12250] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12250] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12251] <... sendmsg resumed>) = 0 [pid 12250] <... mprotect resumed>) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12250] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12251] <... sendmsg resumed>) = 0 [pid 12250] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12250] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12251] <... sendmsg resumed>) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12250] <... clone3 resumed> => {parent_tid=[12252]}, 88) = 12252 [pid 12251] <... sendmsg resumed>) = 0 [pid 12250] rt_sigprocmask(SIG_SETMASK, [], [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12251] <... sendmsg resumed>) = 0 [pid 12250] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12250] <... futex resumed>) = 0 [pid 12251] <... sendmsg resumed>) = 0 [pid 12250] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12251] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12251] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12252 attached [pid 12252] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12252] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12252] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12252] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12250] <... futex resumed>) = 0 [pid 12250] exit_group(0 [pid 12251] <... futex resumed>) = ? [pid 12250] <... exit_group resumed>) = ? [pid 12251] +++ exited with 0 +++ [pid 12252] <... futex resumed>) = ? [pid 12252] +++ exited with 0 +++ [pid 12250] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12250, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12253 ./strace-static-x86_64: Process 12253 attached [pid 12253] set_robust_list(0x555575da9760, 24) = 0 [pid 12253] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12253] setpgid(0, 0) = 0 [pid 12253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12253] write(3, "1000", 4) = 4 executing program [pid 12253] close(3) = 0 [pid 12253] write(1, "executing program\n", 18) = 18 [pid 12253] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12253] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12253] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12253] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12253] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12254]}, 88) = 12254 [pid 12253] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12253] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12253] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12254 attached [pid 12254] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12254] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12254] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12253] <... futex resumed>) = 0 [pid 12253] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12253] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12253] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12253] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12255]}, 88) = 12255 [pid 12253] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12253] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12253] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12254] <... futex resumed>) = 1 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12254] sendmsg(4, {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 12255 attached ) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12255] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12254] <... sendmsg resumed>) = 0 [pid 12255] <... set_robust_list resumed>) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12255] rt_sigprocmask(SIG_SETMASK, [], [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12255] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12254] <... sendmsg resumed>) = 0 [pid 12255] <... setsockopt resumed>) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12255] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12254] <... sendmsg resumed>) = 0 [pid 12253] <... futex resumed>) = 0 [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12255] <... futex resumed>) = 1 [pid 12254] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12255] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12254] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12254] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12254] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12253] exit_group(0 [pid 12254] <... futex resumed>) = ? [pid 12255] <... futex resumed>) = ? [pid 12253] <... exit_group resumed>) = ? [pid 12254] +++ exited with 0 +++ [pid 12255] +++ exited with 0 +++ [pid 12253] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12253, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12256 ./strace-static-x86_64: Process 12256 attached [pid 12256] set_robust_list(0x555575da9760, 24) = 0 [pid 12256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12256] setpgid(0, 0) = 0 [pid 12256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12256] write(3, "1000", 4) = 4 [pid 12256] close(3) = 0 executing program [pid 12256] write(1, "executing program\n", 18) = 18 [pid 12256] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12256] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12256] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12256] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12256] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12256] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12256] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12257 attached [pid 12257] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12257] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12257] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12256] <... clone3 resumed> => {parent_tid=[12257]}, 88) = 12257 [pid 12256] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12256] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12257] <... futex resumed>) = 0 [pid 12256] <... futex resumed>) = 1 [pid 12257] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12256] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12257] <... socketpair resumed>[3, 4]) = 0 [pid 12257] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12257] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12256] <... futex resumed>) = 0 [pid 12256] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12257] <... futex resumed>) = 0 [pid 12256] <... futex resumed>) = 1 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12256] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12256] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12257] <... sendmsg resumed>) = 0 [pid 12256] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12256] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12257] <... sendmsg resumed>) = 0 [pid 12256] <... mprotect resumed>) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12256] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12257] <... sendmsg resumed>) = 0 [pid 12256] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12256] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12257] <... sendmsg resumed>) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12256] <... clone3 resumed> => {parent_tid=[12258]}, 88) = 12258 [pid 12256] rt_sigprocmask(SIG_SETMASK, [], [pid 12257] <... sendmsg resumed>) = 0 [pid 12256] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12256] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 12258 attached [pid 12256] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12257] <... sendmsg resumed>) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12258] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12257] <... sendmsg resumed>) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12258] <... set_robust_list resumed>) = 0 [pid 12257] <... sendmsg resumed>) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12258] rt_sigprocmask(SIG_SETMASK, [], [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12257] <... sendmsg resumed>) = 0 [pid 12257] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12257] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12257] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12258] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12258] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12256] <... futex resumed>) = 0 [pid 12256] exit_group(0) = ? [pid 12258] +++ exited with 0 +++ [pid 12257] <... futex resumed>) = ? [pid 12257] +++ exited with 0 +++ [pid 12256] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12256, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12259 ./strace-static-x86_64: Process 12259 attached [pid 12259] set_robust_list(0x555575da9760, 24) = 0 [pid 12259] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12259] setpgid(0, 0) = 0 [pid 12259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12259] write(3, "1000", 4executing program ) = 4 [pid 12259] close(3) = 0 [pid 12259] write(1, "executing program\n", 18) = 18 [pid 12259] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12259] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12259] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12259] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12259] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12259] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12259] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12260]}, 88) = 12260 ./strace-static-x86_64: Process 12260 attached [pid 12259] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12259] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12259] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12260] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12260] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12260] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12260] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12259] <... futex resumed>) = 0 [pid 12259] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12259] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12259] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12259] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12259] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12259] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12259] <... clone3 resumed> => {parent_tid=[12261]}, 88) = 12261 [pid 12260] <... sendmsg resumed>) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12260] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12260] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12261 attached [pid 12261] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12261] rt_sigprocmask(SIG_SETMASK, [], [pid 12259] rt_sigprocmask(SIG_SETMASK, [], [pid 12261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12261] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12259] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12261] <... futex resumed>) = 0 [pid 12261] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12259] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12261] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12259] <... futex resumed>) = 0 [pid 12259] exit_group(0 [pid 12261] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12260] <... futex resumed>) = ? [pid 12260] +++ exited with 0 +++ [pid 12261] <... futex resumed>) = ? [pid 12259] <... exit_group resumed>) = ? [pid 12261] +++ exited with 0 +++ [pid 12259] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12259, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12262 ./strace-static-x86_64: Process 12262 attached [pid 12262] set_robust_list(0x555575da9760, 24) = 0 [pid 12262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12262] setpgid(0, 0) = 0 [pid 12262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12262] write(3, "1000", 4) = 4 [pid 12262] close(3) = 0 [pid 12262] write(1, "executing program\n", 18executing program ) = 18 [pid 12262] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12262] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12262] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12262] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12263 attached => {parent_tid=[12263]}, 88) = 12263 [pid 12263] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12262] rt_sigprocmask(SIG_SETMASK, [], [pid 12263] <... set_robust_list resumed>) = 0 [pid 12263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12263] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12262] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12263] <... futex resumed>) = 0 [pid 12262] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12263] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12263] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12262] <... futex resumed>) = 0 [pid 12262] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12262] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12262] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12262] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12262] <... clone3 resumed> => {parent_tid=[12264]}, 88) = 12264 [pid 12262] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12262] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12262] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12264 attached [pid 12264] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12264] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12264] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12264] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12262] <... futex resumed>) = 0 [pid 12264] <... futex resumed>) = 1 [pid 12263] <... sendmsg resumed>) = 0 [pid 12264] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12263] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12263] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12262] exit_group(0) = ? [pid 12263] <... futex resumed>) = ? [pid 12264] <... futex resumed>) = ? [pid 12263] +++ exited with 0 +++ [pid 12264] +++ exited with 0 +++ [pid 12262] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12262, si_uid=0, si_status=0, 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 12265 attached , child_tidptr=0x555575da9750) = 12265 [pid 12265] set_robust_list(0x555575da9760, 24) = 0 [pid 12265] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12265] setpgid(0, 0) = 0 [pid 12265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12265] write(3, "1000", 4) = 4 [pid 12265] close(3) = 0 executing program [pid 12265] write(1, "executing program\n", 18) = 18 [pid 12265] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12265] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12265] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12265] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12265] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12266]}, 88) = 12266 [pid 12265] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12265] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12265] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12266 attached [pid 12266] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12266] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12266] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12266] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12265] <... futex resumed>) = 0 [pid 12266] <... futex resumed>) = 1 [pid 12265] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12265] <... futex resumed>) = 0 [pid 12265] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12266] <... sendmsg resumed>) = 0 [pid 12265] <... futex resumed>) = 0 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12266] <... sendmsg resumed>) = 0 [pid 12265] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12265] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12266] <... sendmsg resumed>) = 0 [pid 12265] <... mprotect resumed>) = 0 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12265] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12266] <... sendmsg resumed>) = 0 [pid 12265] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12266] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12267 attached [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12267] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12266] <... sendmsg resumed>) = 0 [pid 12265] <... clone3 resumed> => {parent_tid=[12267]}, 88) = 12267 [pid 12267] <... set_robust_list resumed>) = 0 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12265] rt_sigprocmask(SIG_SETMASK, [], [pid 12266] <... sendmsg resumed>) = 0 [pid 12265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12267] rt_sigprocmask(SIG_SETMASK, [], [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12265] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12266] <... sendmsg resumed>) = 0 [pid 12265] <... futex resumed>) = 0 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12267] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12265] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12266] <... sendmsg resumed>) = 0 [pid 12267] <... setsockopt resumed>) = 0 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12267] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12266] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12266] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12266] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12265] <... futex resumed>) = 0 [pid 12265] exit_group(0 [pid 12266] <... futex resumed>) = ? [pid 12265] <... exit_group resumed>) = ? [pid 12266] +++ exited with 0 +++ [pid 12267] <... futex resumed>) = ? [pid 12267] +++ exited with 0 +++ [pid 12265] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12265, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12268 ./strace-static-x86_64: Process 12268 attached [pid 12268] set_robust_list(0x555575da9760, 24) = 0 [pid 12268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12268] setpgid(0, 0) = 0 [pid 12268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12268] write(3, "1000", 4) = 4 [pid 12268] close(3) = 0 executing program [pid 12268] write(1, "executing program\n", 18) = 18 [pid 12268] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12268] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12268] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12268] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12268] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12269 attached [pid 12269] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12268] <... clone3 resumed> => {parent_tid=[12269]}, 88) = 12269 [pid 12269] <... set_robust_list resumed>) = 0 [pid 12268] rt_sigprocmask(SIG_SETMASK, [], [pid 12269] rt_sigprocmask(SIG_SETMASK, [], [pid 12268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12268] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12269] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12268] <... futex resumed>) = 0 [pid 12268] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12269] <... socketpair resumed>[3, 4]) = 0 [pid 12269] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12268] <... futex resumed>) = 0 [pid 12268] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12268] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12268] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12268] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12270]}, 88) = 12270 [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12268] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12268] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12268] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12270 attached [pid 12270] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12270] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12270] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12270] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12268] <... futex resumed>) = 0 [pid 12270] <... futex resumed>) = 1 [pid 12270] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12269] <... sendmsg resumed>) = 0 [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12269] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12269] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12268] exit_group(0 [pid 12270] <... futex resumed>) = ? [pid 12269] <... futex resumed>) = ? [pid 12268] <... exit_group resumed>) = ? [pid 12269] +++ exited with 0 +++ [pid 12270] +++ exited with 0 +++ [pid 12268] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12268, si_uid=0, si_status=0, 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 12271 attached , child_tidptr=0x555575da9750) = 12271 [pid 12271] set_robust_list(0x555575da9760, 24) = 0 [pid 12271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12271] setpgid(0, 0) = 0 [pid 12271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12271] write(3, "1000", 4) = 4 [pid 12271] close(3) = 0 executing program [pid 12271] write(1, "executing program\n", 18) = 18 [pid 12271] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12271] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12271] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12271] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12271] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12272 attached => {parent_tid=[12272]}, 88) = 12272 [pid 12272] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12271] rt_sigprocmask(SIG_SETMASK, [], [pid 12272] <... set_robust_list resumed>) = 0 [pid 12272] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12272] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12271] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12272] <... futex resumed>) = 0 [pid 12272] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12271] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12272] <... socketpair resumed>[3, 4]) = 0 [pid 12272] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12271] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12272] <... futex resumed>) = 0 [pid 12272] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12271] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12272] <... futex resumed>) = 0 [pid 12271] <... futex resumed>) = 1 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12271] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12272] <... sendmsg resumed>) = 0 [pid 12271] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12271] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12272] <... sendmsg resumed>) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12271] <... mprotect resumed>) = 0 [pid 12272] <... sendmsg resumed>) = 0 [pid 12271] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12271] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12272] <... sendmsg resumed>) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12271] <... clone3 resumed> => {parent_tid=[12273]}, 88) = 12273 [pid 12272] <... sendmsg resumed>) = 0 [pid 12271] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 12273 attached NULL, 8) = 0 [pid 12271] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12271] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12272] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12272] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12273] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12273] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12273] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12273] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12271] <... futex resumed>) = 0 [pid 12273] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12271] exit_group(0) = ? [pid 12272] <... futex resumed>) = ? [pid 12272] +++ exited with 0 +++ [pid 12273] <... futex resumed>) = ? [pid 12273] +++ exited with 0 +++ [pid 12271] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12274 ./strace-static-x86_64: Process 12274 attached [pid 12274] set_robust_list(0x555575da9760, 24) = 0 [pid 12274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12274] setpgid(0, 0) = 0 [pid 12274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12274] write(3, "1000", 4) = 4 [pid 12274] close(3executing program ) = 0 [pid 12274] write(1, "executing program\n", 18) = 18 [pid 12274] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12274] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12274] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12274] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12275 attached [pid 12275] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12275] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12275] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12274] <... clone3 resumed> => {parent_tid=[12275]}, 88) = 12275 [pid 12274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12274] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12274] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12275] <... futex resumed>) = 0 [pid 12275] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12275] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12275] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12274] <... futex resumed>) = 0 [pid 12274] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12274] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12274] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12274] <... clone3 resumed> => {parent_tid=[12276]}, 88) = 12276 [pid 12274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12274] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12274] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12276 attached [pid 12276] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12276] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12276] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12276] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12274] <... futex resumed>) = 0 [pid 12276] <... futex resumed>) = 1 [pid 12276] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12275] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12275] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12274] exit_group(0 [pid 12275] <... futex resumed>) = ? [pid 12274] <... exit_group resumed>) = ? [pid 12275] +++ exited with 0 +++ [pid 12276] <... futex resumed>) = ? [pid 12276] +++ exited with 0 +++ [pid 12274] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12274, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12277 attached , child_tidptr=0x555575da9750) = 12277 [pid 12277] set_robust_list(0x555575da9760, 24) = 0 [pid 12277] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12277] setpgid(0, 0) = 0 [pid 12277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12277] write(3, "1000", 4) = 4 [pid 12277] close(3) = 0 executing program [pid 12277] write(1, "executing program\n", 18) = 18 [pid 12277] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12277] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12277] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12277] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12277] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12278 attached => {parent_tid=[12278]}, 88) = 12278 [pid 12278] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12278] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12278] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12277] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12277] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12278] <... futex resumed>) = 0 [pid 12278] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12277] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12278] <... socketpair resumed>[3, 4]) = 0 [pid 12278] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12278] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12277] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12278] <... futex resumed>) = 0 [pid 12277] <... futex resumed>) = 1 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12277] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12277] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12277] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12279]}, 88) = 12279 [pid 12277] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12277] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12277] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12279 attached [pid 12278] <... sendmsg resumed>) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12279] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12278] <... sendmsg resumed>) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12279] <... set_robust_list resumed>) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12279] rt_sigprocmask(SIG_SETMASK, [], [pid 12278] <... sendmsg resumed>) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12279] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12279] <... setsockopt resumed>) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12279] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12278] <... sendmsg resumed>) = 0 [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12277] <... futex resumed>) = 0 [pid 12278] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12278] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12278] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12279] <... futex resumed>) = 1 [pid 12279] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12277] exit_group(0) = ? [pid 12279] <... futex resumed>) = ? [pid 12278] <... futex resumed>) = ? [pid 12279] +++ exited with 0 +++ [pid 12278] +++ exited with 0 +++ [pid 12277] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12280 ./strace-static-x86_64: Process 12280 attached [pid 12280] set_robust_list(0x555575da9760, 24) = 0 [pid 12280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12280] setpgid(0, 0) = 0 [pid 12280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12280] write(3, "1000", 4) = 4 [pid 12280] close(3) = 0 [pid 12280] write(1, "executing program\n", 18executing program ) = 18 [pid 12280] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12280] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12280] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12280] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12280] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12281 attached [pid 12281] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12280] <... clone3 resumed> => {parent_tid=[12281]}, 88) = 12281 [pid 12281] <... set_robust_list resumed>) = 0 [pid 12280] rt_sigprocmask(SIG_SETMASK, [], [pid 12281] rt_sigprocmask(SIG_SETMASK, [], [pid 12280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12280] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12280] <... futex resumed>) = 0 [pid 12281] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12280] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12281] <... socketpair resumed>[3, 4]) = 0 [pid 12281] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12280] <... futex resumed>) = 0 [pid 12281] <... futex resumed>) = 1 [pid 12280] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12280] <... futex resumed>) = 0 [pid 12280] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12281] <... sendmsg resumed>) = 0 [pid 12280] <... futex resumed>) = 0 [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12281] <... sendmsg resumed>) = 0 [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12280] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12280] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12281] <... sendmsg resumed>) = 0 [pid 12280] <... mprotect resumed>) = 0 [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12280] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12281] <... sendmsg resumed>) = 0 [pid 12280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12281] sendmsg(4, {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 12282 attached ) = 0 [pid 12280] <... clone3 resumed> => {parent_tid=[12282]}, 88) = 12282 [pid 12282] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12280] rt_sigprocmask(SIG_SETMASK, [], [pid 12282] <... set_robust_list resumed>) = 0 [pid 12281] <... sendmsg resumed>) = 0 [pid 12280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12282] rt_sigprocmask(SIG_SETMASK, [], [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12280] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12280] <... futex resumed>) = 0 [pid 12281] <... sendmsg resumed>) = 0 [pid 12280] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12282] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12282] <... setsockopt resumed>) = 0 [pid 12282] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12280] <... futex resumed>) = 0 [pid 12281] <... sendmsg resumed>) = 0 [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12282] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12281] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12281] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12280] exit_group(0) = ? [pid 12281] +++ exited with 0 +++ [pid 12282] <... futex resumed>) = ? [pid 12282] +++ exited with 0 +++ [pid 12280] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12280, si_uid=0, si_status=0, 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 12283 attached , child_tidptr=0x555575da9750) = 12283 [pid 12283] set_robust_list(0x555575da9760, 24) = 0 [pid 12283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12283] setpgid(0, 0) = 0 [pid 12283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12283] write(3, "1000", 4) = 4 [pid 12283] close(3) = 0 [pid 12283] write(1, "executing program\n", 18executing program ) = 18 [pid 12283] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12283] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12283] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12283] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12283] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12283] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12284]}, 88) = 12284 ./strace-static-x86_64: Process 12284 attached [pid 12283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12283] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12283] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12284] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12284] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12284] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12284] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12283] <... futex resumed>) = 0 [pid 12283] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12283] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12283] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12283] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12283] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12283] <... clone3 resumed> => {parent_tid=[12285]}, 88) = 12285 ./strace-static-x86_64: Process 12285 attached [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12283] rt_sigprocmask(SIG_SETMASK, [], [pid 12284] <... sendmsg resumed>) = 0 [pid 12283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12283] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12284] <... sendmsg resumed>) = 0 [pid 12283] <... futex resumed>) = 0 [pid 12285] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12283] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12284] <... sendmsg resumed>) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12285] <... set_robust_list resumed>) = 0 [pid 12284] <... sendmsg resumed>) = 0 [pid 12285] rt_sigprocmask(SIG_SETMASK, [], [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12284] <... sendmsg resumed>) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12284] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12284] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12285] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12285] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12283] <... futex resumed>) = 0 [pid 12285] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12283] exit_group(0 [pid 12285] <... futex resumed>) = ? [pid 12284] <... futex resumed>) = ? [pid 12283] <... exit_group resumed>) = ? [pid 12285] +++ exited with 0 +++ [pid 12284] +++ exited with 0 +++ [pid 12283] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12286 ./strace-static-x86_64: Process 12286 attached [pid 12286] set_robust_list(0x555575da9760, 24) = 0 [pid 12286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12286] setpgid(0, 0) = 0 [pid 12286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12286] write(3, "1000", 4) = 4 [pid 12286] close(3) = 0 executing program [pid 12286] write(1, "executing program\n", 18) = 18 [pid 12286] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12286] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12286] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12286] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12286] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12286] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12286] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12287]}, 88) = 12287 [pid 12286] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12286] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12286] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12287 attached [pid 12287] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12287] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12287] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12286] <... futex resumed>) = 0 [pid 12286] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12286] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12286] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12286] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12286] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12286] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12288]}, 88) = 12288 [pid 12286] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12286] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12286] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12287] <... futex resumed>) = 1 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12287] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12287] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12288 attached [pid 12288] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12288] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12288] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12286] <... futex resumed>) = 0 [pid 12286] exit_group(0) = ? [pid 12287] <... futex resumed>) = ? [pid 12288] <... futex resumed>) = ? [pid 12287] +++ exited with 0 +++ [pid 12288] +++ exited with 0 +++ [pid 12286] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12289 ./strace-static-x86_64: Process 12289 attached [pid 12289] set_robust_list(0x555575da9760, 24) = 0 [pid 12289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12289] setpgid(0, 0) = 0 [pid 12289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12289] write(3, "1000", 4) = 4 [pid 12289] close(3) = 0 executing program [pid 12289] write(1, "executing program\n", 18) = 18 [pid 12289] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12289] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12289] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12289] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12289] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12290 attached [pid 12290] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12290] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12290] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12289] <... clone3 resumed> => {parent_tid=[12290]}, 88) = 12290 [pid 12289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12289] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12290] <... futex resumed>) = 0 [pid 12290] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12289] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12290] <... socketpair resumed>[3, 4]) = 0 [pid 12290] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12290] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12289] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12290] <... futex resumed>) = 0 [pid 12289] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12289] <... futex resumed>) = 0 [pid 12289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12289] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12289] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12290] <... sendmsg resumed>) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12289] <... clone3 resumed> => {parent_tid=[12291]}, 88) = 12291 [pid 12289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12289] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12290] <... sendmsg resumed>) = 0 [pid 12289] <... futex resumed>) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12289] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12290] <... sendmsg resumed>) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_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 12291 attached [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12290] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12290] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12291] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12291] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12291] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12289] <... futex resumed>) = 0 [pid 12289] exit_group(0) = ? [pid 12290] <... futex resumed>) = ? [pid 12290] +++ exited with 0 +++ [pid 12291] +++ exited with 0 +++ [pid 12289] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12289, si_uid=0, si_status=0, 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 12292 attached , child_tidptr=0x555575da9750) = 12292 [pid 12292] set_robust_list(0x555575da9760, 24) = 0 [pid 12292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12292] setpgid(0, 0) = 0 [pid 12292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12292] write(3, "1000", 4) = 4 [pid 12292] close(3executing program ) = 0 [pid 12292] write(1, "executing program\n", 18) = 18 [pid 12292] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12292] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12292] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12292] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12292] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12293 attached [pid 12293] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12293] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12293] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12292] <... clone3 resumed> => {parent_tid=[12293]}, 88) = 12293 [pid 12292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12292] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12293] <... futex resumed>) = 0 [pid 12292] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12293] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12293] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12293] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12292] <... futex resumed>) = 0 [pid 12292] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12292] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12292] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12292] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12293] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12292] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12294]}, 88) = 12294 [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12292] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12292] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12294 attached [pid 12294] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12294] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12294] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12294] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12292] <... futex resumed>) = 0 [pid 12294] <... futex resumed>) = 1 [pid 12294] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12293] <... sendmsg resumed>) = 0 [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12293] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12293] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12292] exit_group(0 [pid 12293] <... futex resumed>) = ? [pid 12292] <... exit_group resumed>) = ? [pid 12293] +++ exited with 0 +++ [pid 12294] <... futex resumed>) = ? [pid 12294] +++ exited with 0 +++ [pid 12292] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12292, si_uid=0, si_status=0, 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 12295 attached , child_tidptr=0x555575da9750) = 12295 [pid 12295] set_robust_list(0x555575da9760, 24) = 0 [pid 12295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12295] setpgid(0, 0) = 0 [pid 12295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12295] write(3, "1000", 4) = 4 [pid 12295] close(3) = 0 executing program [pid 12295] write(1, "executing program\n", 18) = 18 [pid 12295] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12295] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12295] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12296 attached => {parent_tid=[12296]}, 88) = 12296 [pid 12296] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12295] rt_sigprocmask(SIG_SETMASK, [], [pid 12296] <... set_robust_list resumed>) = 0 [pid 12296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12296] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12295] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12296] <... futex resumed>) = 0 [pid 12296] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12296] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12296] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12295] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12295] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12296] <... futex resumed>) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12295] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12296] <... sendmsg resumed>) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12295] <... futex resumed>) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12296] <... sendmsg resumed>) = 0 [pid 12295] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12295] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12296] <... sendmsg resumed>) = 0 [pid 12295] <... mprotect resumed>) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12296] <... sendmsg resumed>) = 0 [pid 12295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12295] <... clone3 resumed> => {parent_tid=[12297]}, 88) = 12297 [pid 12296] <... sendmsg resumed>) = 0 [pid 12295] rt_sigprocmask(SIG_SETMASK, [], [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12296] <... sendmsg resumed>) = 0 [pid 12295] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12295] <... futex resumed>) = 0 [pid 12295] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12296] <... sendmsg resumed>) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {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 12297 attached ) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12296] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12296] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12297] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12297] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12297] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12295] <... futex resumed>) = 0 [pid 12295] exit_group(0) = ? [pid 12296] <... futex resumed>) = ? [pid 12296] +++ exited with 0 +++ [pid 12297] +++ exited with 0 +++ [pid 12295] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12295, si_uid=0, si_status=0, 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 12298 attached , child_tidptr=0x555575da9750) = 12298 [pid 12298] set_robust_list(0x555575da9760, 24) = 0 [pid 12298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12298] setpgid(0, 0) = 0 [pid 12298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12298] write(3, "1000", 4) = 4 [pid 12298] close(3) = 0 [pid 12298] write(1, "executing program\n", 18executing program ) = 18 [pid 12298] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12298] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12298] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12298] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12299 attached => {parent_tid=[12299]}, 88) = 12299 [pid 12298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12298] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12298] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12299] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12299] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12299] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12298] <... futex resumed>) = 0 [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12298] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12299] <... sendmsg resumed>) = 0 [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12298] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12299] <... sendmsg resumed>) = 0 [pid 12298] <... futex resumed>) = 0 [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12299] <... sendmsg resumed>) = 0 [pid 12298] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12298] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12299] <... sendmsg resumed>) = 0 [pid 12298] <... mprotect resumed>) = 0 [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12299] <... sendmsg resumed>) = 0 [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12299] <... sendmsg resumed>) = 0 [pid 12298] <... clone3 resumed> => {parent_tid=[12300]}, 88) = 12300 [pid 12299] sendmsg(4, {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 12300 attached [pid 12300] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12300] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12298] rt_sigprocmask(SIG_SETMASK, [], [pid 12299] <... sendmsg resumed>) = 0 [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12299] <... sendmsg resumed>) = 0 [pid 12298] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12298] <... futex resumed>) = 1 [pid 12300] <... futex resumed>) = 0 [pid 12300] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12300] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12300] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12298] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12299] <... sendmsg resumed>) = 0 [pid 12298] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12299] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12299] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12298] exit_group(0 [pid 12299] <... futex resumed>) = ? [pid 12298] <... exit_group resumed>) = ? [pid 12299] +++ exited with 0 +++ [pid 12300] <... futex resumed>) = ? [pid 12300] +++ exited with 0 +++ [pid 12298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12301 ./strace-static-x86_64: Process 12301 attached [pid 12301] set_robust_list(0x555575da9760, 24) = 0 [pid 12301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12301] setpgid(0, 0) = 0 [pid 12301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12301] write(3, "1000", 4) = 4 [pid 12301] close(3) = 0 [pid 12301] write(1, "executing program\n", 18executing program ) = 18 [pid 12301] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12301] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12301] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12301] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12302 attached => {parent_tid=[12302]}, 88) = 12302 [pid 12302] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12302] <... set_robust_list resumed>) = 0 [pid 12301] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12302] rt_sigprocmask(SIG_SETMASK, [], [pid 12301] <... futex resumed>) = 0 [pid 12302] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12301] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12302] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12302] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12301] <... futex resumed>) = 0 [pid 12302] <... futex resumed>) = 1 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12301] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12302] <... sendmsg resumed>) = 0 [pid 12301] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12301] <... futex resumed>) = 0 [pid 12302] <... sendmsg resumed>) = 0 [pid 12301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12301] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12302] <... sendmsg resumed>) = 0 [pid 12301] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12301] <... mprotect resumed>) = 0 [pid 12302] <... sendmsg resumed>) = 0 [pid 12301] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12301] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12302] <... sendmsg resumed>) = 0 [pid 12302] sendmsg(4, {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 12303 attached [pid 12301] <... clone3 resumed> => {parent_tid=[12303]}, 88) = 12303 [pid 12302] <... sendmsg resumed>) = 0 [pid 12301] rt_sigprocmask(SIG_SETMASK, [], [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12302] <... sendmsg resumed>) = 0 [pid 12301] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12301] <... futex resumed>) = 0 [pid 12302] <... sendmsg resumed>) = 0 [pid 12301] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12303] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12303] <... set_robust_list resumed>) = 0 [pid 12302] <... sendmsg resumed>) = 0 [pid 12303] rt_sigprocmask(SIG_SETMASK, [], [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12302] <... sendmsg resumed>) = 0 [pid 12303] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12303] <... setsockopt resumed>) = 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12303] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12302] <... sendmsg resumed>) = 0 [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12303] <... futex resumed>) = 1 [pid 12301] <... futex resumed>) = 0 [pid 12302] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12303] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12302] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12302] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12301] exit_group(0) = ? [pid 12302] <... futex resumed>) = ? [pid 12302] +++ exited with 0 +++ [pid 12303] <... futex resumed>) = ? [pid 12303] +++ exited with 0 +++ [pid 12301] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12301, si_uid=0, si_status=0, 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 12304 attached , child_tidptr=0x555575da9750) = 12304 [pid 12304] set_robust_list(0x555575da9760, 24) = 0 [pid 12304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12304] setpgid(0, 0) = 0 [pid 12304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12304] write(3, "1000", 4) = 4 [pid 12304] close(3) = 0 executing program [pid 12304] write(1, "executing program\n", 18) = 18 [pid 12304] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12304] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12304] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12305]}, 88) = 12305 [pid 12304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12304] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12304] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12305 attached [pid 12305] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12305] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12305] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12304] <... futex resumed>) = 0 [pid 12304] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12304] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12304] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12306]}, 88) = 12306 [pid 12304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12304] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12304] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12305] <... futex resumed>) = 1 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_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 12306 attached [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12306] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12305] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12305] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12306] <... set_robust_list resumed>) = 0 [pid 12306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12306] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12306] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12304] <... futex resumed>) = 0 [pid 12304] exit_group(0) = ? [pid 12305] <... futex resumed>) = ? [pid 12305] +++ exited with 0 +++ [pid 12306] <... futex resumed>) = ? [pid 12306] +++ exited with 0 +++ [pid 12304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12304, si_uid=0, si_status=0, 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 12307 attached , child_tidptr=0x555575da9750) = 12307 [pid 12307] set_robust_list(0x555575da9760, 24) = 0 [pid 12307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12307] setpgid(0, 0) = 0 [pid 12307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12307] write(3, "1000", 4) = 4 [pid 12307] close(3executing program ) = 0 [pid 12307] write(1, "executing program\n", 18) = 18 [pid 12307] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12307] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12307] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12308]}, 88) = 12308 [pid 12307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12307] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12307] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12308 attached [pid 12308] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12308] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12308] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12307] <... futex resumed>) = 0 [pid 12307] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12307] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12307] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12309]}, 88) = 12309 [pid 12307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12307] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12307] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12308] <... futex resumed>) = 1 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12308] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12308] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12309 attached [pid 12309] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12309] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12309] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12307] <... futex resumed>) = 0 [pid 12307] exit_group(0) = ? [pid 12308] <... futex resumed>) = ? [pid 12309] <... futex resumed>) = 231 [pid 12308] +++ exited with 0 +++ [pid 12309] +++ exited with 0 +++ [pid 12307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12310 ./strace-static-x86_64: Process 12310 attached [pid 12310] set_robust_list(0x555575da9760, 24) = 0 [pid 12310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12310] setpgid(0, 0) = 0 [pid 12310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12310] write(3, "1000", 4) = 4 [pid 12310] close(3) = 0 executing program [pid 12310] write(1, "executing program\n", 18) = 18 [pid 12310] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12310] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12310] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12310] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12310] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12311 attached [pid 12311] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12311] rt_sigprocmask(SIG_SETMASK, [], [pid 12310] <... clone3 resumed> => {parent_tid=[12311]}, 88) = 12311 [pid 12311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12311] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12310] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12311] <... futex resumed>) = 0 [pid 12310] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12311] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12311] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12310] <... futex resumed>) = 0 [pid 12310] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12310] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12310] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12310] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12312]}, 88) = 12312 [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12310] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12310] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12312 attached [pid 12312] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12312] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12312] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12310] <... futex resumed>) = 0 [pid 12312] <... futex resumed>) = 1 [pid 12312] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12311] <... sendmsg resumed>) = 0 [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12311] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12311] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12310] exit_group(0 [pid 12311] <... futex resumed>) = ? [pid 12310] <... exit_group resumed>) = ? [pid 12311] +++ exited with 0 +++ [pid 12312] <... futex resumed>) = ? [pid 12312] +++ exited with 0 +++ [pid 12310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12310, si_uid=0, si_status=0, 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 12313 attached , child_tidptr=0x555575da9750) = 12313 [pid 12313] set_robust_list(0x555575da9760, 24) = 0 [pid 12313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12313] setpgid(0, 0) = 0 [pid 12313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12313] write(3, "1000", 4) = 4 [pid 12313] close(3) = 0 executing program [pid 12313] write(1, "executing program\n", 18) = 18 [pid 12313] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12313] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12313] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12313] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12313] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12314]}, 88) = 12314 [pid 12313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12313] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12313] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12314 attached [pid 12314] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12314] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12314] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12313] <... futex resumed>) = 0 [pid 12313] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12313] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12313] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12313] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12315]}, 88) = 12315 [pid 12313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12313] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12313] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12315 attached [pid 12315] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12314] <... sendmsg resumed>) = 0 [pid 12315] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12315] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12313] <... futex resumed>) = 0 [pid 12315] <... futex resumed>) = 1 [pid 12315] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12314] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12314] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12313] exit_group(0 [pid 12315] <... futex resumed>) = 231 [pid 12314] <... futex resumed>) = ? [pid 12313] <... exit_group resumed>) = ? [pid 12314] +++ exited with 0 +++ [pid 12315] +++ exited with 0 +++ [pid 12313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12313, si_uid=0, si_status=0, 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 12316 attached , child_tidptr=0x555575da9750) = 12316 [pid 12316] set_robust_list(0x555575da9760, 24) = 0 [pid 12316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12316] setpgid(0, 0) = 0 [pid 12316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12316] write(3, "1000", 4) = 4 [pid 12316] close(3) = 0 executing program [pid 12316] write(1, "executing program\n", 18) = 18 [pid 12316] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12316] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12316] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12316] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12316] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12317 attached [pid 12317] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12317] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12316] <... clone3 resumed> => {parent_tid=[12317]}, 88) = 12317 [pid 12316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12316] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12317] <... futex resumed>) = 0 [pid 12317] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12316] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12317] <... socketpair resumed>[3, 4]) = 0 [pid 12317] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12317] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12316] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12316] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12317] <... futex resumed>) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12316] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12317] <... sendmsg resumed>) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12316] <... futex resumed>) = 0 [pid 12316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12317] <... sendmsg resumed>) = 0 [pid 12316] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12316] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12317] <... sendmsg resumed>) = 0 [pid 12316] <... mprotect resumed>) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12316] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12317] <... sendmsg resumed>) = 0 [pid 12316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12316] <... clone3 resumed> => {parent_tid=[12318]}, 88) = 12318 [pid 12316] rt_sigprocmask(SIG_SETMASK, [], [pid 12317] <... sendmsg resumed>) = 0 [pid 12316] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12316] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12317] <... sendmsg resumed>) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12316] <... futex resumed>) = 0 [pid 12316] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12317] <... sendmsg resumed>) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {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 12318 attached [pid 12318] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12317] <... sendmsg resumed>) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12317] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12317] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12318] <... set_robust_list resumed>) = 0 [pid 12318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12318] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12318] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12316] <... futex resumed>) = 0 [pid 12316] exit_group(0) = ? [pid 12317] <... futex resumed>) = ? [pid 12317] +++ exited with 0 +++ [pid 12318] +++ exited with 0 +++ [pid 12316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12316, si_uid=0, si_status=0, 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 12319 attached , child_tidptr=0x555575da9750) = 12319 [pid 12319] set_robust_list(0x555575da9760, 24) = 0 [pid 12319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12319] setpgid(0, 0) = 0 [pid 12319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12319] write(3, "1000", 4) = 4 [pid 12319] close(3executing program ) = 0 [pid 12319] write(1, "executing program\n", 18) = 18 [pid 12319] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12319] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12319] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12319] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12319] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12320 attached => {parent_tid=[12320]}, 88) = 12320 [pid 12319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12319] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12319] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12320] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12320] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12320] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12319] <... futex resumed>) = 0 [pid 12320] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12319] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12319] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12319] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12320] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12319] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12319] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12321]}, 88) = 12321 [pid 12320] <... sendmsg resumed>) = 0 [pid 12319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12319] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12319] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12321 attached [pid 12321] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12321] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12321] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12319] <... futex resumed>) = 0 [pid 12321] <... futex resumed>) = 1 [pid 12321] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12320] <... sendmsg resumed>) = 0 [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12320] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12320] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12319] exit_group(0 [pid 12320] <... futex resumed>) = ? [pid 12319] <... exit_group resumed>) = ? [pid 12320] +++ exited with 0 +++ [pid 12321] <... futex resumed>) = ? [pid 12321] +++ exited with 0 +++ [pid 12319] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12319, si_uid=0, si_status=0, 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 12322 attached , child_tidptr=0x555575da9750) = 12322 [pid 12322] set_robust_list(0x555575da9760, 24) = 0 [pid 12322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12322] setpgid(0, 0) = 0 [pid 12322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12322] write(3, "1000", 4) = 4 [pid 12322] close(3) = 0 executing program [pid 12322] write(1, "executing program\n", 18) = 18 [pid 12322] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12322] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12322] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12323 attached => {parent_tid=[12323]}, 88) = 12323 [pid 12323] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12323] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12322] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12323] <... futex resumed>) = 0 [pid 12323] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12323] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12323] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12322] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12322] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12323] <... futex resumed>) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12322] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12323] <... sendmsg resumed>) = 0 [pid 12322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12322] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12322] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12323] <... sendmsg resumed>) = 0 [pid 12322] <... mprotect resumed>) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12323] <... sendmsg resumed>) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12322] <... clone3 resumed> => {parent_tid=[12324]}, 88) = 12324 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12322] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12323] <... sendmsg resumed>) = 0 [pid 12322] <... futex resumed>) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12322] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12323] <... sendmsg resumed>) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_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 12324 attached [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12323] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12323] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12324] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12324] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12324] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12322] <... futex resumed>) = 0 [pid 12324] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12322] exit_group(0) = ? [pid 12323] <... futex resumed>) = ? [pid 12323] +++ exited with 0 +++ [pid 12324] <... futex resumed>) = ? [pid 12324] +++ exited with 0 +++ [pid 12322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12325 ./strace-static-x86_64: Process 12325 attached [pid 12325] set_robust_list(0x555575da9760, 24) = 0 [pid 12325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12325] setpgid(0, 0) = 0 [pid 12325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12325] write(3, "1000", 4) = 4 [pid 12325] close(3) = 0 [pid 12325] write(1, "executing program\n", 18executing program ) = 18 [pid 12325] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12325] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12325] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12325] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12325] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12326 attached [pid 12326] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12326] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12325] <... clone3 resumed> => {parent_tid=[12326]}, 88) = 12326 [pid 12325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12325] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12326] <... futex resumed>) = 0 [pid 12326] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12325] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12326] <... socketpair resumed>[3, 4]) = 0 [pid 12326] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12326] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12325] <... futex resumed>) = 0 [pid 12325] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12326] <... futex resumed>) = 0 [pid 12325] <... futex resumed>) = 1 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12325] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12326] <... sendmsg resumed>) = 0 [pid 12325] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12325] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12326] <... sendmsg resumed>) = 0 [pid 12325] <... mprotect resumed>) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12325] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12326] <... sendmsg resumed>) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12325] <... clone3 resumed> => {parent_tid=[12327]}, 88) = 12327 [pid 12326] <... sendmsg resumed>) = 0 [pid 12325] rt_sigprocmask(SIG_SETMASK, [], [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12325] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12326] <... sendmsg resumed>) = 0 [pid 12325] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12327 attached [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12327] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12326] <... sendmsg resumed>) = 0 [pid 12327] <... set_robust_list resumed>) = 0 [pid 12327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12327] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12327] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12325] <... futex resumed>) = 0 [pid 12327] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12326] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12326] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12325] exit_group(0) = ? [pid 12327] <... futex resumed>) = ? [pid 12327] +++ exited with 0 +++ [pid 12326] <... futex resumed>) = ? [pid 12326] +++ exited with 0 +++ [pid 12325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12325, si_uid=0, si_status=0, 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 12328 attached , child_tidptr=0x555575da9750) = 12328 [pid 12328] set_robust_list(0x555575da9760, 24) = 0 [pid 12328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12328] setpgid(0, 0) = 0 [pid 12328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12328] write(3, "1000", 4) = 4 [pid 12328] close(3) = 0 [pid 12328] write(1, "executing program\n", 18executing program ) = 18 [pid 12328] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12328] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12328] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12329]}, 88) = 12329 [pid 12328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12328] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12328] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12329 attached [pid 12329] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12329] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12329] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12328] <... futex resumed>) = 0 [pid 12328] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12328] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12328] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12328] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12328] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12329] <... sendmsg resumed>) = 0 [pid 12328] <... clone3 resumed> => {parent_tid=[12330]}, 88) = 12330 [pid 12328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12328] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12328] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12330 attached [pid 12330] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12330] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12330] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12328] <... futex resumed>) = 0 [pid 12330] <... futex resumed>) = 1 [pid 12330] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12329] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12329] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12328] exit_group(0 [pid 12329] <... futex resumed>) = ? [pid 12328] <... exit_group resumed>) = ? [pid 12329] +++ exited with 0 +++ [pid 12330] <... futex resumed>) = ? [pid 12330] +++ exited with 0 +++ [pid 12328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12328, si_uid=0, si_status=0, 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 12331 attached , child_tidptr=0x555575da9750) = 12331 [pid 12331] set_robust_list(0x555575da9760, 24) = 0 [pid 12331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12331] setpgid(0, 0) = 0 [pid 12331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12331] write(3, "1000", 4) = 4 [pid 12331] close(3) = 0 executing program [pid 12331] write(1, "executing program\n", 18) = 18 [pid 12331] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12331] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12331] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12332 attached [pid 12332] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12332] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12331] <... clone3 resumed> => {parent_tid=[12332]}, 88) = 12332 [pid 12331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12331] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12332] <... futex resumed>) = 0 [pid 12332] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12332] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12332] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12331] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12331] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12332] <... futex resumed>) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12331] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12332] <... sendmsg resumed>) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12331] <... futex resumed>) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12332] <... sendmsg resumed>) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12331] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12331] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12332] <... sendmsg resumed>) = 0 [pid 12331] <... mprotect resumed>) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12331] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12332] <... sendmsg resumed>) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12331] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12332] <... sendmsg resumed>) = 0 [pid 12331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12331] <... clone3 resumed> => {parent_tid=[12333]}, 88) = 12333 ./strace-static-x86_64: Process 12333 attached [pid 12332] <... sendmsg resumed>) = 0 [pid 12331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12331] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12331] <... futex resumed>) = 0 [pid 12331] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12332] <... sendmsg resumed>) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12332] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12332] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12333] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12333] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12333] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12331] <... futex resumed>) = 0 [pid 12333] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12331] exit_group(0) = ? [pid 12332] <... futex resumed>) = ? [pid 12332] +++ exited with 0 +++ [pid 12333] <... futex resumed>) = ? [pid 12333] +++ exited with 0 +++ [pid 12331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12334 ./strace-static-x86_64: Process 12334 attached [pid 12334] set_robust_list(0x555575da9760, 24) = 0 [pid 12334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12334] setpgid(0, 0) = 0 [pid 12334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12334] write(3, "1000", 4) = 4 [pid 12334] close(3) = 0 [pid 12334] write(1, "executing program\n", 18executing program ) = 18 [pid 12334] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12334] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12334] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12335 attached [pid 12335] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12335] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12334] <... clone3 resumed> => {parent_tid=[12335]}, 88) = 12335 [pid 12334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12334] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12334] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12335] <... futex resumed>) = 0 [pid 12335] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12335] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12334] <... futex resumed>) = 0 [pid 12334] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12334] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12334] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12334] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12334] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12335] <... sendmsg resumed>) = 0 [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12334] <... clone3 resumed> => {parent_tid=[12336]}, 88) = 12336 [pid 12334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12334] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12334] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12336 attached [pid 12336] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12336] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12336] <... setsockopt resumed>) = 0 [pid 12336] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12334] <... futex resumed>) = 0 [pid 12336] <... futex resumed>) = 1 [pid 12336] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12335] <... sendmsg resumed>) = 0 [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12335] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12335] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12334] exit_group(0 [pid 12336] <... futex resumed>) = ? [pid 12335] <... futex resumed>) = ? [pid 12334] <... exit_group resumed>) = ? [pid 12335] +++ exited with 0 +++ [pid 12336] +++ exited with 0 +++ [pid 12334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12337 ./strace-static-x86_64: Process 12337 attached [pid 12337] set_robust_list(0x555575da9760, 24) = 0 [pid 12337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12337] setpgid(0, 0) = 0 [pid 12337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12337] write(3, "1000", 4) = 4 [pid 12337] close(3executing program ) = 0 [pid 12337] write(1, "executing program\n", 18) = 18 [pid 12337] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12337] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12337] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12337] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12338]}, 88) = 12338 [pid 12337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12337] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12337] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12338 attached [pid 12338] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12338] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12338] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12337] <... futex resumed>) = 0 [pid 12337] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12337] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12337] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12337] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12339]}, 88) = 12339 [pid 12337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12337] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12337] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12338] <... futex resumed>) = 1 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12338] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12338] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12339 attached [pid 12339] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12339] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12339] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12337] <... futex resumed>) = 0 [pid 12337] exit_group(0) = ? [pid 12338] <... futex resumed>) = ? [pid 12338] +++ exited with 0 +++ [pid 12339] <... futex resumed>) = ? [pid 12339] +++ exited with 0 +++ [pid 12337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12337, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12340 ./strace-static-x86_64: Process 12340 attached [pid 12340] set_robust_list(0x555575da9760, 24) = 0 [pid 12340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12340] setpgid(0, 0) = 0 [pid 12340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12340] write(3, "1000", 4) = 4 [pid 12340] close(3) = 0 executing program [pid 12340] write(1, "executing program\n", 18) = 18 [pid 12340] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12340] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12340] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12341 attached => {parent_tid=[12341]}, 88) = 12341 [pid 12341] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12341] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12340] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12341] <... futex resumed>) = 0 [pid 12341] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12341] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12340] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12341] <... futex resumed>) = 0 [pid 12341] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12340] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12341] <... futex resumed>) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12340] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12340] <... futex resumed>) = 0 [pid 12340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12341] <... sendmsg resumed>) = 0 [pid 12340] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12340] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12341] <... sendmsg resumed>) = 0 [pid 12340] <... mprotect resumed>) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12341] <... sendmsg resumed>) = 0 [pid 12340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12341] <... sendmsg resumed>) = 0 [pid 12340] <... clone3 resumed> => {parent_tid=[12342]}, 88) = 12342 [pid 12340] rt_sigprocmask(SIG_SETMASK, [], [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12340] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12340] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12342 attached [pid 12342] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12342] rt_sigprocmask(SIG_SETMASK, [], [pid 12341] <... sendmsg resumed>) = 0 [pid 12342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12342] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12342] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12340] <... futex resumed>) = 0 [pid 12342] <... futex resumed>) = 1 [pid 12342] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12341] <... sendmsg resumed>) = 0 [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12341] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12341] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12340] exit_group(0) = ? [pid 12341] <... futex resumed>) = ? [pid 12341] +++ exited with 0 +++ [pid 12342] <... futex resumed>) = ? [pid 12342] +++ exited with 0 +++ [pid 12340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12343 ./strace-static-x86_64: Process 12343 attached [pid 12343] set_robust_list(0x555575da9760, 24) = 0 [pid 12343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12343] setpgid(0, 0) = 0 [pid 12343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12343] write(3, "1000", 4) = 4 [pid 12343] close(3) = 0 executing program [pid 12343] write(1, "executing program\n", 18) = 18 [pid 12343] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12343] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12343] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12344 attached => {parent_tid=[12344]}, 88) = 12344 [pid 12343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12343] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12343] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12344] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12344] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12344] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12343] <... futex resumed>) = 0 [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12344] <... sendmsg resumed>) = 0 [pid 12343] <... futex resumed>) = 0 [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12344] <... sendmsg resumed>) = 0 [pid 12343] <... futex resumed>) = 0 [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12344] <... sendmsg resumed>) = 0 [pid 12343] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12344] <... sendmsg resumed>) = 0 [pid 12343] <... mprotect resumed>) = 0 [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12344] <... sendmsg resumed>) = 0 [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12344] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12345 attached [pid 12345] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12345] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] <... clone3 resumed> => {parent_tid=[12345]}, 88) = 12345 [pid 12344] <... sendmsg resumed>) = 0 [pid 12343] rt_sigprocmask(SIG_SETMASK, [], [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12344] <... sendmsg resumed>) = 0 [pid 12343] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] <... futex resumed>) = 1 [pid 12345] <... futex resumed>) = 0 [pid 12345] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12345] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12345] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12344] <... sendmsg resumed>) = 0 [pid 12343] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12344] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12344] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12343] exit_group(0) = ? [pid 12344] +++ exited with 0 +++ [pid 12345] <... futex resumed>) = ? [pid 12345] +++ exited with 0 +++ [pid 12343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12343, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12346 ./strace-static-x86_64: Process 12346 attached [pid 12346] set_robust_list(0x555575da9760, 24) = 0 [pid 12346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12346] setpgid(0, 0) = 0 [pid 12346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12346] write(3, "1000", 4) = 4 [pid 12346] close(3) = 0 executing program [pid 12346] write(1, "executing program\n", 18) = 18 [pid 12346] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12346] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12346] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12346] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12347 attached [pid 12347] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12347] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12346] <... clone3 resumed> => {parent_tid=[12347]}, 88) = 12347 [pid 12346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12346] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12347] <... futex resumed>) = 0 [pid 12347] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12346] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12347] <... socketpair resumed>[3, 4]) = 0 [pid 12347] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12347] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12346] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12346] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12347] <... futex resumed>) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12347] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12347] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12346] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12347] <... futex resumed>) = 0 [pid 12346] <... futex resumed>) = 1 [pid 12347] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12346] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12347] <... setsockopt resumed>) = 0 [pid 12347] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12347] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12346] <... futex resumed>) = 0 [pid 12346] exit_group(0) = ? [pid 12347] <... futex resumed>) = ? [pid 12347] +++ exited with 0 +++ [pid 12346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12348 ./strace-static-x86_64: Process 12348 attached [pid 12348] set_robust_list(0x555575da9760, 24) = 0 [pid 12348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12348] setpgid(0, 0) = 0 [pid 12348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12348] write(3, "1000", 4) = 4 executing program [pid 12348] close(3) = 0 [pid 12348] write(1, "executing program\n", 18) = 18 [pid 12348] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12348] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12348] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12348] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12348] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12348] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12349]}, 88) = 12349 [pid 12348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12348] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12348] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12349 attached [pid 12349] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12349] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12349] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12348] <... futex resumed>) = 0 [pid 12348] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12348] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12348] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12348] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12348] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12348] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12350 attached [pid 12349] <... futex resumed>) = 1 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12350] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12348] <... clone3 resumed> => {parent_tid=[12350]}, 88) = 12350 [pid 12348] rt_sigprocmask(SIG_SETMASK, [], [pid 12350] <... set_robust_list resumed>) = 0 [pid 12348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12348] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12350] rt_sigprocmask(SIG_SETMASK, [], [pid 12348] <... futex resumed>) = 0 [pid 12348] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12349] <... sendmsg resumed>) = 0 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12350] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12349] <... sendmsg resumed>) = 0 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12350] <... setsockopt resumed>) = 0 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12350] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12350] <... futex resumed>) = 1 [pid 12348] <... futex resumed>) = 0 [pid 12350] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12349] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12349] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12348] exit_group(0 [pid 12350] <... futex resumed>) = 231 [pid 12348] <... exit_group resumed>) = ? [pid 12350] +++ exited with 0 +++ [pid 12349] <... futex resumed>) = ? [pid 12349] +++ exited with 0 +++ [pid 12348] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12348, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12351 ./strace-static-x86_64: Process 12351 attached [pid 12351] set_robust_list(0x555575da9760, 24) = 0 [pid 12351] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12351] setpgid(0, 0) = 0 [pid 12351] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12351] write(3, "1000", 4) = 4 [pid 12351] close(3) = 0 [pid 12351] write(1, "executing program\n", 18executing program ) = 18 [pid 12351] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12351] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12351] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12351] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12351] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12351] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12352 attached => {parent_tid=[12352]}, 88) = 12352 [pid 12352] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12352] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12352] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12351] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12352] <... futex resumed>) = 0 [pid 12352] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12351] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12352] <... socketpair resumed>[3, 4]) = 0 [pid 12352] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12352] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12351] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12351] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12352] <... futex resumed>) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12351] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12352] <... sendmsg resumed>) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12351] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12352] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12352] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12351] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12351] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12351] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12351] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12353 attached => {parent_tid=[12353]}, 88) = 12353 [pid 12353] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12353] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12351] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12353] <... futex resumed>) = 0 [pid 12353] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12353] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12353] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12351] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12351] exit_group(0 [pid 12352] <... futex resumed>) = ? [pid 12351] <... exit_group resumed>) = ? [pid 12352] +++ exited with 0 +++ [pid 12353] <... futex resumed>) = ? [pid 12353] +++ exited with 0 +++ [pid 12351] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12351, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12354 ./strace-static-x86_64: Process 12354 attached [pid 12354] set_robust_list(0x555575da9760, 24) = 0 [pid 12354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12354] setpgid(0, 0) = 0 [pid 12354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12354] write(3, "1000", 4) = 4 [pid 12354] close(3) = 0 [pid 12354] write(1, "executing program\n", 18executing program ) = 18 [pid 12354] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12354] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12354] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12354] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12354] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12355 attached => {parent_tid=[12355]}, 88) = 12355 [pid 12355] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12355] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12354] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12355] <... futex resumed>) = 0 [pid 12355] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12354] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12355] <... socketpair resumed>[3, 4]) = 0 [pid 12355] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12354] <... futex resumed>) = 0 [pid 12354] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12354] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12354] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12354] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12356]}, 88) = 12356 [pid 12354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12354] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12354] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12356 attached [pid 12356] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12356] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12356] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12354] <... futex resumed>) = 0 [pid 12356] <... futex resumed>) = 1 [pid 12356] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12355] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12355] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12354] exit_group(0 [pid 12355] <... futex resumed>) = ? [pid 12354] <... exit_group resumed>) = ? [pid 12355] +++ exited with 0 +++ [pid 12356] <... futex resumed>) = ? [pid 12356] +++ exited with 0 +++ [pid 12354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12354, si_uid=0, si_status=0, 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 12358 attached , child_tidptr=0x555575da9750) = 12358 [pid 12358] set_robust_list(0x555575da9760, 24) = 0 [pid 12358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12358] setpgid(0, 0) = 0 [pid 12358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 12358] write(3, "1000", 4) = 4 [pid 12358] close(3) = 0 [pid 12358] write(1, "executing program\n", 18) = 18 [pid 12358] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12358] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12358] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12358] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12358] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12358] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12359 attached => {parent_tid=[12359]}, 88) = 12359 [pid 12359] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12359] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12358] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12358] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12359] <... futex resumed>) = 0 [pid 12359] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12358] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12359] <... socketpair resumed>[3, 4]) = 0 [pid 12359] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12359] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12358] <... futex resumed>) = 0 [pid 12358] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12359] <... futex resumed>) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12358] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12358] <... futex resumed>) = 0 [pid 12359] <... sendmsg resumed>) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12359] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12359] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12358] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12358] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12358] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12358] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12360 attached [pid 12360] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12360] rt_sigprocmask(SIG_SETMASK, [], [pid 12358] <... clone3 resumed> => {parent_tid=[12360]}, 88) = 12360 [pid 12360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12358] rt_sigprocmask(SIG_SETMASK, [], [pid 12360] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12358] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12360] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12358] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12360] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12358] <... futex resumed>) = 0 [pid 12358] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12360] <... setsockopt resumed>) = 0 [pid 12360] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12358] <... futex resumed>) = 0 [pid 12360] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12358] exit_group(0) = ? [pid 12359] <... futex resumed>) = ? [pid 12359] +++ exited with 0 +++ [pid 12360] <... futex resumed>) = ? [pid 12360] +++ exited with 0 +++ [pid 12358] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12358, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12361 ./strace-static-x86_64: Process 12361 attached [pid 12361] set_robust_list(0x555575da9760, 24) = 0 [pid 12361] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12361] setpgid(0, 0) = 0 [pid 12361] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12361] write(3, "1000", 4) = 4 [pid 12361] close(3) = 0 executing program [pid 12361] write(1, "executing program\n", 18) = 18 [pid 12361] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12361] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12361] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12361] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12361] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12361] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12361] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12362]}, 88) = 12362 [pid 12361] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12361] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12361] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12362 attached [pid 12362] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12362] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12362] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12362] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12361] <... futex resumed>) = 0 [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12361] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12361] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12361] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12361] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12361] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12362] <... sendmsg resumed>) = 0 [pid 12361] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12361] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12363]}, 88) = 12363 [pid 12361] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12361] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12361] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12363 attached [pid 12363] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12363] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12363] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12363] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12361] <... futex resumed>) = 0 [pid 12363] <... futex resumed>) = 1 [pid 12363] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12362] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12362] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12361] exit_group(0 [pid 12363] <... futex resumed>) = ? [pid 12362] <... futex resumed>) = ? [pid 12361] <... exit_group resumed>) = ? [pid 12362] +++ exited with 0 +++ [pid 12363] +++ exited with 0 +++ [pid 12361] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12361, si_uid=0, si_status=0, 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 12364 attached , child_tidptr=0x555575da9750) = 12364 [pid 12364] set_robust_list(0x555575da9760, 24) = 0 [pid 12364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12364] setpgid(0, 0) = 0 [pid 12364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12364] write(3, "1000", 4) = 4 executing program [pid 12364] close(3) = 0 [pid 12364] write(1, "executing program\n", 18) = 18 [pid 12364] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12364] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12364] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12364] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12365]}, 88) = 12365 [pid 12364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12364] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12364] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12365 attached [pid 12365] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12365] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12365] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12364] <... futex resumed>) = 0 [pid 12364] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12364] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12364] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12364] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12364] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12364] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12366 attached [pid 12365] <... futex resumed>) = 1 [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12366] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12364] <... clone3 resumed> => {parent_tid=[12366]}, 88) = 12366 [pid 12364] rt_sigprocmask(SIG_SETMASK, [], [pid 12366] <... set_robust_list resumed>) = 0 [pid 12364] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12364] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12366] rt_sigprocmask(SIG_SETMASK, [], [pid 12364] <... futex resumed>) = 0 [pid 12366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12365] <... sendmsg resumed>) = 0 [pid 12364] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12366] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12366] <... setsockopt resumed>) = 0 [pid 12366] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12365] <... sendmsg resumed>) = 0 [pid 12364] <... futex resumed>) = 0 [pid 12366] <... futex resumed>) = 1 [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12366] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12365] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12365] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12365] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12364] exit_group(0) = ? [pid 12366] <... futex resumed>) = 231 [pid 12365] <... futex resumed>) = ? [pid 12366] +++ exited with 0 +++ [pid 12365] +++ exited with 0 +++ [pid 12364] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12364, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12367 ./strace-static-x86_64: Process 12367 attached [pid 12367] set_robust_list(0x555575da9760, 24) = 0 [pid 12367] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12367] setpgid(0, 0) = 0 [pid 12367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12367] write(3, "1000", 4) = 4 [pid 12367] close(3) = 0 executing program [pid 12367] write(1, "executing program\n", 18) = 18 [pid 12367] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12367] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12367] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12367] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12367] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12368 attached [pid 12368] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12368] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12368] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12367] <... clone3 resumed> => {parent_tid=[12368]}, 88) = 12368 [pid 12367] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12367] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12368] <... futex resumed>) = 0 [pid 12367] <... futex resumed>) = 1 [pid 12368] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12367] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12368] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12368] <... futex resumed>) = 0 [pid 12368] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12367] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12368] <... futex resumed>) = 0 [pid 12367] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12367] <... futex resumed>) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12368] <... sendmsg resumed>) = 0 [pid 12367] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12367] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12368] <... sendmsg resumed>) = 0 [pid 12367] <... mprotect resumed>) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12367] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12368] <... sendmsg resumed>) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12368] <... sendmsg resumed>) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12367] <... clone3 resumed> => {parent_tid=[12369]}, 88) = 12369 [pid 12367] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12368] <... sendmsg resumed>) = 0 [pid 12367] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12367] <... futex resumed>) = 0 [pid 12367] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12368] <... sendmsg resumed>) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12368] sendmsg(4, {msg_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 12369 attached [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12369] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12368] <... sendmsg resumed>) = 0 [pid 12369] rt_sigprocmask(SIG_SETMASK, [], [pid 12368] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12368] <... sendmsg resumed>) = 0 [pid 12369] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12368] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12369] <... setsockopt resumed>) = 0 [pid 12368] <... futex resumed>) = 0 [pid 12369] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12368] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12369] <... futex resumed>) = 1 [pid 12367] <... futex resumed>) = 0 [pid 12367] exit_group(0) = ? [pid 12368] <... futex resumed>) = ? [pid 12369] +++ exited with 0 +++ [pid 12368] +++ exited with 0 +++ [pid 12367] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12367, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12370 ./strace-static-x86_64: Process 12370 attached [pid 12370] set_robust_list(0x555575da9760, 24) = 0 [pid 12370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12370] setpgid(0, 0) = 0 [pid 12370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12370] write(3, "1000", 4) = 4 [pid 12370] close(3) = 0 [pid 12370] write(1, "executing program\n", 18executing program ) = 18 [pid 12370] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12370] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12370] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12370] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12370] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12371 attached [pid 12371] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12371] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12370] <... clone3 resumed> => {parent_tid=[12371]}, 88) = 12371 [pid 12370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12370] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12371] <... futex resumed>) = 0 [pid 12371] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12371] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12371] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12370] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12370] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12371] <... futex resumed>) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12370] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12371] <... sendmsg resumed>) = 0 [pid 12370] <... futex resumed>) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12370] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12371] <... sendmsg resumed>) = 0 [pid 12370] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12370] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12371] <... sendmsg resumed>) = 0 [pid 12370] <... mprotect resumed>) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12370] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12370] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12371] <... sendmsg resumed>) = 0 [pid 12370] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12370] <... clone3 resumed> => {parent_tid=[12372]}, 88) = 12372 [pid 12370] rt_sigprocmask(SIG_SETMASK, [], [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12370] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12371] <... sendmsg resumed>) = 0 [pid 12370] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12370] <... futex resumed>) = 0 [pid 12371] <... sendmsg resumed>) = 0 [pid 12370] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12371] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12371] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12372 attached [pid 12372] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12372] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12372] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12370] <... futex resumed>) = 0 [pid 12370] exit_group(0) = ? [pid 12371] <... futex resumed>) = ? [pid 12371] +++ exited with 0 +++ [pid 12372] +++ exited with 0 +++ [pid 12370] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12370, si_uid=0, si_status=0, 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 12373 attached , child_tidptr=0x555575da9750) = 12373 [pid 12373] set_robust_list(0x555575da9760, 24) = 0 [pid 12373] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12373] setpgid(0, 0) = 0 [pid 12373] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12373] write(3, "1000", 4) = 4 [pid 12373] close(3) = 0 [pid 12373] write(1, "executing program\n", 18executing program ) = 18 [pid 12373] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12373] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12373] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12373] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12373] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12373] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12374 attached => {parent_tid=[12374]}, 88) = 12374 [pid 12374] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12374] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12373] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12374] <... futex resumed>) = 0 [pid 12373] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12374] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12374] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12374] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12373] <... futex resumed>) = 0 [pid 12373] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12373] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12373] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12373] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12373] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12373] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12375]}, 88) = 12375 [pid 12373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12373] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12373] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12375 attached [pid 12375] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12375] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12375] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12373] <... futex resumed>) = 0 [pid 12375] <... futex resumed>) = 1 [pid 12375] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12374] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12374] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12374] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12373] exit_group(0) = ? [pid 12374] <... futex resumed>) = ? [pid 12375] <... futex resumed>) = ? [pid 12374] +++ exited with 0 +++ [pid 12375] +++ exited with 0 +++ [pid 12373] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12373, si_uid=0, si_status=0, 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 12376 attached , child_tidptr=0x555575da9750) = 12376 [pid 12376] set_robust_list(0x555575da9760, 24) = 0 [pid 12376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12376] setpgid(0, 0) = 0 [pid 12376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12376] write(3, "1000", 4) = 4 [pid 12376] close(3) = 0 [pid 12376] write(1, "executing program\n", 18executing program ) = 18 [pid 12376] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12376] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12376] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12376] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12376] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12377 attached => {parent_tid=[12377]}, 88) = 12377 [pid 12377] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12377] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12376] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12377] <... futex resumed>) = 0 [pid 12376] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12377] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12377] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12377] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12376] <... futex resumed>) = 0 [pid 12376] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12376] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12376] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12376] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12376] <... clone3 resumed> => {parent_tid=[12378]}, 88) = 12378 [pid 12376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12376] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12376] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12378 attached [pid 12378] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12378] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12378] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12376] <... futex resumed>) = 0 [pid 12378] <... futex resumed>) = 1 [pid 12378] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12377] <... sendmsg resumed>) = 0 [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12377] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12377] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12376] exit_group(0 [pid 12377] <... futex resumed>) = ? [pid 12376] <... exit_group resumed>) = ? [pid 12378] <... futex resumed>) = ? [pid 12377] +++ exited with 0 +++ [pid 12378] +++ exited with 0 +++ [pid 12376] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12376, si_uid=0, si_status=0, 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 12379 attached , child_tidptr=0x555575da9750) = 12379 [pid 12379] set_robust_list(0x555575da9760, 24) = 0 [pid 12379] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12379] setpgid(0, 0) = 0 [pid 12379] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12379] write(3, "1000", 4) = 4 [pid 12379] close(3) = 0 [pid 12379] write(1, "executing program\n", 18executing program ) = 18 [pid 12379] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12379] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12379] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12379] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12379] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12379] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12380 attached => {parent_tid=[12380]}, 88) = 12380 [pid 12380] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12380] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12379] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12380] <... futex resumed>) = 0 [pid 12380] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12379] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12380] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12380] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12379] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12380] <... futex resumed>) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12379] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12380] <... sendmsg resumed>) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12379] <... futex resumed>) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12379] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12379] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12380] <... sendmsg resumed>) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12379] <... mprotect resumed>) = 0 [pid 12380] <... sendmsg resumed>) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12379] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12379] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12380] <... sendmsg resumed>) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12380] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12380] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12379] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12381 attached => {parent_tid=[12381]}, 88) = 12381 [pid 12381] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12381] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12379] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12381] <... futex resumed>) = 0 [pid 12381] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12381] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12381] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12379] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12379] exit_group(0 [pid 12380] <... futex resumed>) = ? [pid 12379] <... exit_group resumed>) = ? [pid 12380] +++ exited with 0 +++ [pid 12381] <... futex resumed>) = ? [pid 12381] +++ exited with 0 +++ [pid 12379] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12379, 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=0x555575da9750) = 12382 ./strace-static-x86_64: Process 12382 attached [pid 12382] set_robust_list(0x555575da9760, 24) = 0 [pid 12382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12382] setpgid(0, 0) = 0 [pid 12382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12382] write(3, "1000", 4) = 4 [pid 12382] close(3) = 0 executing program [pid 12382] write(1, "executing program\n", 18) = 18 [pid 12382] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12382] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12382] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12382] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12382] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12382] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12383 attached => {parent_tid=[12383]}, 88) = 12383 [pid 12383] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12383] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12382] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12383] <... futex resumed>) = 0 [pid 12383] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12382] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12383] <... socketpair resumed>[3, 4]) = 0 [pid 12383] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12383] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12382] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12382] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12383] <... futex resumed>) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12382] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12382] <... futex resumed>) = 0 [pid 12383] <... sendmsg resumed>) = 0 [pid 12382] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12382] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12382] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12383] <... sendmsg resumed>) = 0 [pid 12382] <... mprotect resumed>) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12382] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12382] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12383] <... sendmsg resumed>) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12382] <... clone3 resumed> => {parent_tid=[12384]}, 88) = 12384 [pid 12382] rt_sigprocmask(SIG_SETMASK, [], [pid 12383] <... sendmsg resumed>) = 0 [pid 12382] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12382] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12382] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12383] <... sendmsg resumed>) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {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 12384 attached ) = 0 [pid 12384] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12384] <... set_robust_list resumed>) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12383] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12383] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12384] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12384] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12382] <... futex resumed>) = 0 [pid 12382] exit_group(0) = ? [pid 12383] <... futex resumed>) = ? [pid 12384] +++ exited with 0 +++ [pid 12383] +++ exited with 0 +++ [pid 12382] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12382, 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=0x555575da9750) = 12385 ./strace-static-x86_64: Process 12385 attached [pid 12385] set_robust_list(0x555575da9760, 24) = 0 [pid 12385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12385] setpgid(0, 0) = 0 [pid 12385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12385] write(3, "1000", 4) = 4 [pid 12385] close(3) = 0 executing program [pid 12385] write(1, "executing program\n", 18) = 18 [pid 12385] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12385] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12385] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12385] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12385] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12386 attached => {parent_tid=[12386]}, 88) = 12386 [pid 12386] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12386] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12385] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12385] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12386] <... futex resumed>) = 0 [pid 12386] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12386] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12386] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12385] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12385] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12386] <... futex resumed>) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12385] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12385] <... futex resumed>) = 0 [pid 12386] <... sendmsg resumed>) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12386] <... sendmsg resumed>) = 0 [pid 12385] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12385] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12386] <... sendmsg resumed>) = 0 [pid 12385] <... mprotect resumed>) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12385] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12386] <... sendmsg resumed>) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12385] <... clone3 resumed> => {parent_tid=[12387]}, 88) = 12387 [pid 12385] rt_sigprocmask(SIG_SETMASK, [], [pid 12386] <... sendmsg resumed>) = 0 [pid 12385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12385] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12386] <... sendmsg resumed>) = 0 [pid 12385] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12387 attached [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12387] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12387] <... set_robust_list resumed>) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12387] rt_sigprocmask(SIG_SETMASK, [], [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12387] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12386] <... sendmsg resumed>) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12386] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12386] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12387] <... setsockopt resumed>) = 0 [pid 12387] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12385] <... futex resumed>) = 0 [pid 12387] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12385] exit_group(0) = ? [pid 12386] <... futex resumed>) = ? [pid 12386] +++ exited with 0 +++ [pid 12387] <... futex resumed>) = ? [pid 12387] +++ exited with 0 +++ [pid 12385] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12385, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12388 ./strace-static-x86_64: Process 12388 attached [pid 12388] set_robust_list(0x555575da9760, 24) = 0 [pid 12388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12388] setpgid(0, 0) = 0 [pid 12388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12388] write(3, "1000", 4) = 4 [pid 12388] close(3executing program ) = 0 [pid 12388] write(1, "executing program\n", 18) = 18 [pid 12388] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12388] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12388] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12388] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12388] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12389 attached [pid 12389] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12388] <... clone3 resumed> => {parent_tid=[12389]}, 88) = 12389 [pid 12389] <... set_robust_list resumed>) = 0 [pid 12388] rt_sigprocmask(SIG_SETMASK, [], [pid 12389] rt_sigprocmask(SIG_SETMASK, [], [pid 12388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12388] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12389] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12388] <... futex resumed>) = 0 [pid 12388] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12389] <... socketpair resumed>[3, 4]) = 0 [pid 12389] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12388] <... futex resumed>) = 0 [pid 12388] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12388] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12388] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12388] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12388] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12388] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12388] <... clone3 resumed> => {parent_tid=[12390]}, 88) = 12390 [pid 12388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12388] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12388] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12390 attached [pid 12390] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12390] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12389] <... sendmsg resumed>) = 0 [pid 12390] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12388] <... futex resumed>) = 0 [pid 12390] <... futex resumed>) = 1 [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12390] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12389] <... sendmsg resumed>) = 0 [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12389] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12389] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12388] exit_group(0) = ? [pid 12389] <... futex resumed>) = ? [pid 12389] +++ exited with 0 +++ [pid 12390] <... futex resumed>) = ? [pid 12390] +++ exited with 0 +++ [pid 12388] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12388, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12391 ./strace-static-x86_64: Process 12391 attached [pid 12391] set_robust_list(0x555575da9760, 24) = 0 [pid 12391] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12391] setpgid(0, 0) = 0 [pid 12391] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12391] write(3, "1000", 4) = 4 executing program [pid 12391] close(3) = 0 [pid 12391] write(1, "executing program\n", 18) = 18 [pid 12391] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12391] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12391] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12391] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12391] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12392 attached => {parent_tid=[12392]}, 88) = 12392 [pid 12392] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12392] rt_sigprocmask(SIG_SETMASK, [], [pid 12391] rt_sigprocmask(SIG_SETMASK, [], [pid 12392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12392] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12391] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12391] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12392] <... futex resumed>) = 0 [pid 12392] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12391] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12392] <... socketpair resumed>[3, 4]) = 0 [pid 12392] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12392] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12391] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12391] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12392] <... futex resumed>) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12391] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12392] <... sendmsg resumed>) = 0 [pid 12391] <... futex resumed>) = 0 [pid 12391] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12391] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12391] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12391] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12392] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12393 attached [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12392] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12392] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12393] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12393] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12391] <... clone3 resumed> => {parent_tid=[12393]}, 88) = 12393 [pid 12391] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12391] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12391] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12393] <... futex resumed>) = 0 [pid 12393] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12393] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12391] <... futex resumed>) = 0 [pid 12391] exit_group(0 [pid 12392] <... futex resumed>) = ? [pid 12391] <... exit_group resumed>) = ? [pid 12392] +++ exited with 0 +++ [pid 12393] <... futex resumed>) = ? [pid 12393] +++ exited with 0 +++ [pid 12391] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12391, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12394 ./strace-static-x86_64: Process 12394 attached [pid 12394] set_robust_list(0x555575da9760, 24) = 0 [pid 12394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12394] setpgid(0, 0) = 0 [pid 12394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12394] write(3, "1000", 4) = 4 [pid 12394] close(3) = 0 [pid 12394] write(1, "executing program\n", 18executing program ) = 18 [pid 12394] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12394] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12394] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12394] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12394] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12394] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12395 attached => {parent_tid=[12395]}, 88) = 12395 [pid 12395] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12395] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12394] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12395] <... futex resumed>) = 0 [pid 12395] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12395] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12395] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12394] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12394] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12395] <... futex resumed>) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12394] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12395] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12395] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12394] <... futex resumed>) = 0 [pid 12394] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12394] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12394] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12394] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12396 attached => {parent_tid=[12396]}, 88) = 12396 [pid 12396] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12394] rt_sigprocmask(SIG_SETMASK, [], [pid 12396] <... set_robust_list resumed>) = 0 [pid 12394] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12396] rt_sigprocmask(SIG_SETMASK, [], [pid 12394] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12394] <... futex resumed>) = 0 [pid 12396] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12394] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12396] <... setsockopt resumed>) = 0 [pid 12396] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12394] <... futex resumed>) = 0 [pid 12396] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12394] exit_group(0) = ? [pid 12395] <... futex resumed>) = ? [pid 12395] +++ exited with 0 +++ [pid 12396] <... futex resumed>) = ? [pid 12396] +++ exited with 0 +++ [pid 12394] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12394, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12397 ./strace-static-x86_64: Process 12397 attached [pid 12397] set_robust_list(0x555575da9760, 24) = 0 [pid 12397] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12397] setpgid(0, 0) = 0 [pid 12397] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12397] write(3, "1000", 4) = 4 [pid 12397] close(3) = 0 executing program [pid 12397] write(1, "executing program\n", 18) = 18 [pid 12397] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12397] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12397] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12397] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12397] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12397] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12398 attached => {parent_tid=[12398]}, 88) = 12398 [pid 12398] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12398] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12397] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12398] <... futex resumed>) = 0 [pid 12397] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12398] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12398] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12397] <... futex resumed>) = 0 [pid 12397] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12397] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12397] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12397] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12397] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12397] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12397] <... clone3 resumed> => {parent_tid=[12399]}, 88) = 12399 [pid 12397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12397] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12397] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12399 attached [pid 12399] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12399] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12399] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12397] <... futex resumed>) = 0 [pid 12399] <... futex resumed>) = 1 [pid 12399] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12398] <... sendmsg resumed>) = 0 [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12398] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12398] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12397] exit_group(0 [pid 12398] <... futex resumed>) = ? [pid 12397] <... exit_group resumed>) = ? [pid 12398] +++ exited with 0 +++ [pid 12399] <... futex resumed>) = ? [pid 12399] +++ exited with 0 +++ [pid 12397] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12397, si_uid=0, si_status=0, 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 12400 attached , child_tidptr=0x555575da9750) = 12400 [pid 12400] set_robust_list(0x555575da9760, 24) = 0 [pid 12400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12400] setpgid(0, 0) = 0 [pid 12400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12400] write(3, "1000", 4) = 4 [pid 12400] close(3) = 0 [pid 12400] write(1, "executing program\n", 18executing program ) = 18 [pid 12400] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12400] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12400] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12400] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12400] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12401 attached => {parent_tid=[12401]}, 88) = 12401 [pid 12401] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12401] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12400] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12401] <... futex resumed>) = 0 [pid 12401] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12400] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12401] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12401] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12400] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12401] <... futex resumed>) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12400] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12400] <... futex resumed>) = 0 [pid 12401] <... sendmsg resumed>) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12401] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12401] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12400] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12400] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12402 attached [pid 12402] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12402] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12400] <... clone3 resumed> => {parent_tid=[12402]}, 88) = 12402 [pid 12400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12400] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12402] <... futex resumed>) = 0 [pid 12402] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12402] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12402] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12400] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12400] exit_group(0) = ? [pid 12401] <... futex resumed>) = ? [pid 12401] +++ exited with 0 +++ [pid 12402] <... futex resumed>) = ? [pid 12402] +++ exited with 0 +++ [pid 12400] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12400, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12403 ./strace-static-x86_64: Process 12403 attached [pid 12403] set_robust_list(0x555575da9760, 24) = 0 [pid 12403] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12403] setpgid(0, 0) = 0 [pid 12403] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12403] write(3, "1000", 4) = 4 [pid 12403] close(3) = 0 executing program [pid 12403] write(1, "executing program\n", 18) = 18 [pid 12403] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12403] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12403] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12403] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12403] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12404 attached [pid 12404] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12404] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12403] <... clone3 resumed> => {parent_tid=[12404]}, 88) = 12404 [pid 12403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12403] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12404] <... futex resumed>) = 0 [pid 12403] <... futex resumed>) = 1 [pid 12404] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12403] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12404] <... socketpair resumed>[3, 4]) = 0 [pid 12404] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12404] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12403] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12403] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12404] <... futex resumed>) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12403] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12403] <... futex resumed>) = 0 [pid 12404] <... sendmsg resumed>) = 0 [pid 12403] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12403] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12403] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12403] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {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 12405 attached ) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12405] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12403] <... clone3 resumed> => {parent_tid=[12405]}, 88) = 12405 [pid 12403] rt_sigprocmask(SIG_SETMASK, [], [pid 12405] <... set_robust_list resumed>) = 0 [pid 12403] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12405] rt_sigprocmask(SIG_SETMASK, [], [pid 12403] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12404] <... sendmsg resumed>) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12403] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12405] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12405] <... setsockopt resumed>) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12404] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12404] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12405] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12405] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12403] <... futex resumed>) = 0 [pid 12403] exit_group(0) = ? [pid 12405] <... futex resumed>) = ? [pid 12404] <... futex resumed>) = ? [pid 12405] +++ exited with 0 +++ [pid 12404] +++ exited with 0 +++ [pid 12403] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12403, si_uid=0, si_status=0, 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 12406 attached , child_tidptr=0x555575da9750) = 12406 [pid 12406] set_robust_list(0x555575da9760, 24) = 0 [pid 12406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12406] setpgid(0, 0) = 0 [pid 12406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12406] write(3, "1000", 4) = 4 [pid 12406] close(3) = 0 [pid 12406] write(1, "executing program\n", 18executing program ) = 18 [pid 12406] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12406] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12406] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12406] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12406] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12407 attached [pid 12407] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12406] <... clone3 resumed> => {parent_tid=[12407]}, 88) = 12407 [pid 12407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12407] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12406] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12407] <... futex resumed>) = 0 [pid 12407] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12406] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12407] <... socketpair resumed>[3, 4]) = 0 [pid 12407] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12407] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12406] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12406] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12407] <... futex resumed>) = 0 [pid 12406] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12406] <... futex resumed>) = 0 [pid 12406] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12407] <... sendmsg resumed>) = 0 [pid 12406] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12406] <... mprotect resumed>) = 0 [pid 12407] <... sendmsg resumed>) = 0 [pid 12406] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12406] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12407] <... sendmsg resumed>) = 0 [pid 12406] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12406] <... clone3 resumed> => {parent_tid=[12408]}, 88) = 12408 [pid 12407] <... sendmsg resumed>) = 0 [pid 12406] rt_sigprocmask(SIG_SETMASK, [], [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12407] <... sendmsg resumed>) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12406] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12406] <... futex resumed>) = 0 [pid 12406] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12407] <... sendmsg resumed>) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_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 12408 attached [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12407] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12407] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12408] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12408] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12408] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12406] <... futex resumed>) = 0 [pid 12406] exit_group(0) = ? [pid 12407] <... futex resumed>) = ? [pid 12407] +++ exited with 0 +++ [pid 12408] +++ exited with 0 +++ [pid 12406] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12406, si_uid=0, si_status=0, 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 12409 attached [pid 12409] set_robust_list(0x555575da9760, 24) = 0 [pid 12409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 363] <... clone resumed>, child_tidptr=0x555575da9750) = 12409 [pid 12409] <... prctl resumed>) = 0 [pid 12409] setpgid(0, 0) = 0 [pid 12409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12409] write(3, "1000", 4) = 4 [pid 12409] close(3) = 0 [pid 12409] write(1, "executing program\n", 18executing program ) = 18 [pid 12409] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12409] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12409] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12409] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12409] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12410 attached => {parent_tid=[12410]}, 88) = 12410 [pid 12410] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12410] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12409] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12410] <... futex resumed>) = 0 [pid 12410] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12409] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12410] <... socketpair resumed>[3, 4]) = 0 [pid 12410] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12409] <... futex resumed>) = 0 [pid 12409] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12409] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12409] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12409] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12409] <... clone3 resumed> => {parent_tid=[12411]}, 88) = 12411 [pid 12409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12409] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12409] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12411 attached [pid 12411] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12411] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12411] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12409] <... futex resumed>) = 0 [pid 12411] <... futex resumed>) = 1 [pid 12411] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12410] <... sendmsg resumed>) = 0 [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12410] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12410] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12409] exit_group(0 [pid 12410] <... futex resumed>) = ? [pid 12409] <... exit_group resumed>) = ? [pid 12410] +++ exited with 0 +++ [pid 12411] <... futex resumed>) = ? [pid 12411] +++ exited with 0 +++ [pid 12409] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12409, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12412 ./strace-static-x86_64: Process 12412 attached [pid 12412] set_robust_list(0x555575da9760, 24) = 0 [pid 12412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12412] setpgid(0, 0) = 0 [pid 12412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12412] write(3, "1000", 4) = 4 [pid 12412] close(3) = 0 executing program [pid 12412] write(1, "executing program\n", 18) = 18 [pid 12412] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12412] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12412] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12412] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12412] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12413 attached [pid 12413] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12413] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12412] <... clone3 resumed> => {parent_tid=[12413]}, 88) = 12413 [pid 12412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12412] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12413] <... futex resumed>) = 0 [pid 12412] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12413] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12413] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12412] <... futex resumed>) = 0 [pid 12412] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12412] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12412] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12412] <... mprotect resumed>) = 0 [pid 12412] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12413] <... sendmsg resumed>) = 0 [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12412] <... clone3 resumed> => {parent_tid=[12414]}, 88) = 12414 [pid 12412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12412] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12412] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12414 attached [pid 12414] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12414] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12414] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12412] <... futex resumed>) = 0 [pid 12414] <... futex resumed>) = 1 [pid 12413] <... sendmsg resumed>) = 0 [pid 12414] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12413] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12413] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12412] exit_group(0 [pid 12413] <... futex resumed>) = ? [pid 12412] <... exit_group resumed>) = ? [pid 12413] +++ exited with 0 +++ [pid 12414] <... futex resumed>) = ? [pid 12414] +++ exited with 0 +++ [pid 12412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12415 ./strace-static-x86_64: Process 12415 attached [pid 12415] set_robust_list(0x555575da9760, 24) = 0 [pid 12415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12415] setpgid(0, 0) = 0 [pid 12415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12415] write(3, "1000", 4) = 4 [pid 12415] close(3) = 0 [pid 12415] write(1, "executing program\n", 18executing program ) = 18 [pid 12415] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12415] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12415] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12415] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12415] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12416 attached [pid 12416] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12416] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12415] <... clone3 resumed> => {parent_tid=[12416]}, 88) = 12416 [pid 12415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12415] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12416] <... futex resumed>) = 0 [pid 12415] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12416] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12416] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12415] <... futex resumed>) = 0 [pid 12415] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12415] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12415] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12415] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12417]}, 88) = 12417 [pid 12415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12415] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12415] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12417 attached [pid 12417] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12417] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12417] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12415] <... futex resumed>) = 0 [pid 12417] <... futex resumed>) = 1 [pid 12417] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12416] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12415] exit_group(0) = ? [pid 12416] +++ exited with 0 +++ [pid 12417] <... futex resumed>) = ? [pid 12417] +++ exited with 0 +++ [pid 12415] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12415, si_uid=0, si_status=0, 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 12418 attached , child_tidptr=0x555575da9750) = 12418 [pid 12418] set_robust_list(0x555575da9760, 24) = 0 [pid 12418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12418] setpgid(0, 0) = 0 [pid 12418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 12418] write(3, "1000", 4) = 4 [pid 12418] close(3) = 0 [pid 12418] write(1, "executing program\n", 18) = 18 [pid 12418] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12418] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12418] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12418] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12418] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12419 attached => {parent_tid=[12419]}, 88) = 12419 [pid 12419] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12418] rt_sigprocmask(SIG_SETMASK, [], [pid 12419] <... set_robust_list resumed>) = 0 [pid 12419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12419] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12418] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12419] <... futex resumed>) = 0 [pid 12419] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12419] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12419] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12418] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12418] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12419] <... futex resumed>) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12418] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12419] <... sendmsg resumed>) = 0 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12419] <... sendmsg resumed>) = 0 [pid 12418] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12419] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12418] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12419] <... sendmsg resumed>) = 0 [pid 12418] <... mprotect resumed>) = 0 [pid 12419] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12419] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12418] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12420 attached => {parent_tid=[12420]}, 88) = 12420 [pid 12420] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12418] rt_sigprocmask(SIG_SETMASK, [], [pid 12420] <... set_robust_list resumed>) = 0 [pid 12418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12420] rt_sigprocmask(SIG_SETMASK, [], [pid 12418] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12418] <... futex resumed>) = 0 [pid 12420] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12418] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12420] <... setsockopt resumed>) = 0 [pid 12420] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12420] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12418] <... futex resumed>) = 0 [pid 12418] exit_group(0) = ? [pid 12419] <... futex resumed>) = ? [pid 12419] +++ exited with 0 +++ [pid 12420] <... futex resumed>) = ? [pid 12420] +++ exited with 0 +++ [pid 12418] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12421 ./strace-static-x86_64: Process 12421 attached [pid 12421] set_robust_list(0x555575da9760, 24) = 0 [pid 12421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12421] setpgid(0, 0) = 0 [pid 12421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12421] write(3, "1000", 4) = 4 [pid 12421] close(3) = 0 executing program [pid 12421] write(1, "executing program\n", 18) = 18 [pid 12421] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12421] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12421] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12421] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12421] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12422 attached => {parent_tid=[12422]}, 88) = 12422 [pid 12421] rt_sigprocmask(SIG_SETMASK, [], [pid 12422] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12422] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12422] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12421] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12422] <... futex resumed>) = 0 [pid 12422] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12421] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12422] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12422] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12421] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12421] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12422] <... futex resumed>) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12421] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12422] <... sendmsg resumed>) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12421] <... futex resumed>) = 0 [pid 12422] <... sendmsg resumed>) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12422] <... sendmsg resumed>) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12421] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12422] <... sendmsg resumed>) = 0 [pid 12421] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12422] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12422] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12421] <... mprotect resumed>) = 0 [pid 12421] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12423]}, 88) = 12423 ./strace-static-x86_64: Process 12423 attached [pid 12421] rt_sigprocmask(SIG_SETMASK, [], [pid 12423] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12423] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12421] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12423] <... futex resumed>) = 0 [pid 12421] <... futex resumed>) = 1 [pid 12423] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12421] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12423] <... setsockopt resumed>) = 0 [pid 12423] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12421] <... futex resumed>) = 0 [pid 12423] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12421] exit_group(0 [pid 12422] <... futex resumed>) = ? [pid 12421] <... exit_group resumed>) = ? [pid 12422] +++ exited with 0 +++ [pid 12423] <... futex resumed>) = ? [pid 12423] +++ exited with 0 +++ [pid 12421] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12424 ./strace-static-x86_64: Process 12424 attached [pid 12424] set_robust_list(0x555575da9760, 24) = 0 [pid 12424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12424] setpgid(0, 0) = 0 [pid 12424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12424] write(3, "1000", 4) = 4 [pid 12424] close(3) = 0 [pid 12424] write(1, "executing program\n", 18executing program ) = 18 [pid 12424] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12424] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12424] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12424] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12424] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12425 attached => {parent_tid=[12425]}, 88) = 12425 [pid 12425] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12424] rt_sigprocmask(SIG_SETMASK, [], [pid 12425] <... set_robust_list resumed>) = 0 [pid 12424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12425] rt_sigprocmask(SIG_SETMASK, [], [pid 12424] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12424] <... futex resumed>) = 0 [pid 12425] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12424] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12425] <... socketpair resumed>[3, 4]) = 0 [pid 12425] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12424] <... futex resumed>) = 0 [pid 12424] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12424] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12424] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12424] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12425] <... sendmsg resumed>) = 0 [pid 12424] <... clone3 resumed> => {parent_tid=[12426]}, 88) = 12426 [pid 12424] rt_sigprocmask(SIG_SETMASK, [], [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12424] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12424] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12426 attached [pid 12426] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12426] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12426] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12424] <... futex resumed>) = 0 [pid 12426] <... futex resumed>) = 1 [pid 12426] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12425] <... sendmsg resumed>) = 0 [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12425] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12425] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12424] exit_group(0 [pid 12425] <... futex resumed>) = ? [pid 12424] <... exit_group resumed>) = ? [pid 12426] <... futex resumed>) = 231 [pid 12425] +++ exited with 0 +++ [pid 12426] +++ exited with 0 +++ [pid 12424] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12427 ./strace-static-x86_64: Process 12427 attached [pid 12427] set_robust_list(0x555575da9760, 24) = 0 [pid 12427] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12427] setpgid(0, 0) = 0 [pid 12427] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12427] write(3, "1000", 4) = 4 [pid 12427] close(3executing program ) = 0 [pid 12427] write(1, "executing program\n", 18) = 18 [pid 12427] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12427] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12427] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12427] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12427] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12428]}, 88) = 12428 ./strace-static-x86_64: Process 12428 attached [pid 12427] rt_sigprocmask(SIG_SETMASK, [], [pid 12428] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12428] <... set_robust_list resumed>) = 0 [pid 12428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12428] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12427] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12428] <... futex resumed>) = 0 [pid 12428] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12427] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12428] <... socketpair resumed>[3, 4]) = 0 [pid 12428] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12427] <... futex resumed>) = 0 [pid 12427] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12427] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12427] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12427] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12427] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12427] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12427] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12429]}, 88) = 12429 [pid 12427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12427] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12427] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12429 attached [pid 12429] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12429] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12429] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12427] <... futex resumed>) = 0 [pid 12429] <... futex resumed>) = 1 [pid 12429] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12428] <... sendmsg resumed>) = 0 [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12428] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12428] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12427] exit_group(0 [pid 12429] <... futex resumed>) = ? [pid 12428] <... futex resumed>) = ? [pid 12427] <... exit_group resumed>) = ? [pid 12429] +++ exited with 0 +++ [pid 12428] +++ exited with 0 +++ [pid 12427] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12427, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12430 ./strace-static-x86_64: Process 12430 attached [pid 12430] set_robust_list(0x555575da9760, 24) = 0 [pid 12430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12430] setpgid(0, 0) = 0 [pid 12430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12430] write(3, "1000", 4) = 4 [pid 12430] close(3) = 0 executing program [pid 12430] write(1, "executing program\n", 18) = 18 [pid 12430] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12430] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12430] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12430] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12430] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12431 attached [pid 12431] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12431] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12430] <... clone3 resumed> => {parent_tid=[12431]}, 88) = 12431 [pid 12430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12430] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12431] <... futex resumed>) = 0 [pid 12431] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12430] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12431] <... socketpair resumed>[3, 4]) = 0 [pid 12431] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12431] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12430] <... futex resumed>) = 0 [pid 12430] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12431] <... futex resumed>) = 0 [pid 12430] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12430] <... futex resumed>) = 0 [pid 12430] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12431] <... sendmsg resumed>) = 0 [pid 12430] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12430] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12431] <... sendmsg resumed>) = 0 [pid 12430] <... mprotect resumed>) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12430] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12430] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12431] <... sendmsg resumed>) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12430] <... clone3 resumed> => {parent_tid=[12432]}, 88) = 12432 [pid 12430] rt_sigprocmask(SIG_SETMASK, [], [pid 12431] <... sendmsg resumed>) = 0 [pid 12430] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12430] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12430] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12431] <... sendmsg resumed>) = 0 [pid 12431] sendmsg(4, {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 12432 attached ) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12432] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12431] <... sendmsg resumed>) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12432] <... set_robust_list resumed>) = 0 [pid 12432] rt_sigprocmask(SIG_SETMASK, [], [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12432] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12431] <... sendmsg resumed>) = 0 [pid 12432] <... setsockopt resumed>) = 0 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12432] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12431] <... sendmsg resumed>) = 0 [pid 12432] <... futex resumed>) = 1 [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12430] <... futex resumed>) = 0 [pid 12432] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12431] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12431] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12430] exit_group(0) = ? [pid 12432] <... futex resumed>) = ? [pid 12431] +++ exited with 0 +++ [pid 12432] +++ exited with 0 +++ [pid 12430] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12430, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12433 ./strace-static-x86_64: Process 12433 attached [pid 12433] set_robust_list(0x555575da9760, 24) = 0 [pid 12433] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12433] setpgid(0, 0) = 0 [pid 12433] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12433] write(3, "1000", 4) = 4 [pid 12433] close(3executing program ) = 0 [pid 12433] write(1, "executing program\n", 18) = 18 [pid 12433] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12433] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12433] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12433] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12433] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12434]}, 88) = 12434 ./strace-static-x86_64: Process 12434 attached [pid 12433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12433] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12433] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12434] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12434] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12434] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12433] <... futex resumed>) = 0 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12434] <... sendmsg resumed>) = 0 [pid 12433] <... futex resumed>) = 0 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12434] <... sendmsg resumed>) = 0 [pid 12433] <... futex resumed>) = 0 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12434] <... sendmsg resumed>) = 0 [pid 12433] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12434] <... sendmsg resumed>) = 0 [pid 12433] <... mprotect resumed>) = 0 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12434] <... sendmsg resumed>) = 0 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12434] <... sendmsg resumed>) = 0 [pid 12433] <... clone3 resumed> => {parent_tid=[12435]}, 88) = 12435 ./strace-static-x86_64: Process 12435 attached [pid 12435] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] rt_sigprocmask(SIG_SETMASK, [], [pid 12435] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12434] <... sendmsg resumed>) = 0 [pid 12433] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12434] <... sendmsg resumed>) = 0 [pid 12435] <... futex resumed>) = 0 [pid 12435] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12433] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12435] <... setsockopt resumed>) = 0 [pid 12435] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12435] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12433] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12434] <... sendmsg resumed>) = 0 [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12434] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12434] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12433] exit_group(0) = ? [pid 12434] <... futex resumed>) = ? [pid 12434] +++ exited with 0 +++ [pid 12435] <... futex resumed>) = ? [pid 12435] +++ exited with 0 +++ [pid 12433] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12433, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12436 ./strace-static-x86_64: Process 12436 attached [pid 12436] set_robust_list(0x555575da9760, 24) = 0 [pid 12436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12436] setpgid(0, 0) = 0 [pid 12436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12436] write(3, "1000", 4) = 4 [pid 12436] close(3) = 0 executing program [pid 12436] write(1, "executing program\n", 18) = 18 [pid 12436] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12436] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12436] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12436] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12436] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12437 attached [pid 12437] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12437] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12436] <... clone3 resumed> => {parent_tid=[12437]}, 88) = 12437 [pid 12436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12436] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12437] <... futex resumed>) = 0 [pid 12436] <... futex resumed>) = 1 [pid 12437] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12437] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12437] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12436] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12436] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12437] <... futex resumed>) = 0 [pid 12436] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12436] <... futex resumed>) = 0 [pid 12436] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12437] <... sendmsg resumed>) = 0 [pid 12436] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12436] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12437] <... sendmsg resumed>) = 0 [pid 12436] <... mprotect resumed>) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12436] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12437] <... sendmsg resumed>) = 0 [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12436] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12436] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12437] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12438 attached [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12436] <... clone3 resumed> => {parent_tid=[12438]}, 88) = 12438 [pid 12437] <... sendmsg resumed>) = 0 [pid 12436] rt_sigprocmask(SIG_SETMASK, [], [pid 12437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12437] <... sendmsg resumed>) = 0 [pid 12436] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12437] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12436] <... futex resumed>) = 0 [pid 12437] <... futex resumed>) = 0 [pid 12437] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12436] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12438] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12438] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12438] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12436] <... futex resumed>) = 0 [pid 12438] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12436] exit_group(0) = ? [pid 12437] <... futex resumed>) = ? [pid 12437] +++ exited with 0 +++ [pid 12438] <... futex resumed>) = ? [pid 12438] +++ exited with 0 +++ [pid 12436] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12436, si_uid=0, si_status=0, 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 12439 attached , child_tidptr=0x555575da9750) = 12439 [pid 12439] set_robust_list(0x555575da9760, 24) = 0 [pid 12439] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12439] setpgid(0, 0) = 0 [pid 12439] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12439] write(3, "1000", 4) = 4 executing program [pid 12439] close(3) = 0 [pid 12439] write(1, "executing program\n", 18) = 18 [pid 12439] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12439] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12439] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12439] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12440]}, 88) = 12440 [pid 12439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12439] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 12440 attached [pid 12439] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12440] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12440] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12440] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12439] <... futex resumed>) = 0 [pid 12439] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12439] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12439] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12439] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12439] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12439] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12441]}, 88) = 12441 [pid 12440] <... sendmsg resumed>) = 0 [pid 12439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12439] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12439] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12441 attached [pid 12441] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12441] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12441] <... setsockopt resumed>) = 0 [pid 12441] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12439] <... futex resumed>) = 0 [pid 12441] <... futex resumed>) = 1 [pid 12441] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12440] <... sendmsg resumed>) = 0 [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12440] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12439] exit_group(0) = ? [pid 12441] <... futex resumed>) = ? [pid 12440] +++ exited with 0 +++ [pid 12441] +++ exited with 0 +++ [pid 12439] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12439, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12442 ./strace-static-x86_64: Process 12442 attached [pid 12442] set_robust_list(0x555575da9760, 24) = 0 [pid 12442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12442] setpgid(0, 0) = 0 [pid 12442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12442] write(3, "1000", 4) = 4 [pid 12442] close(3) = 0 [pid 12442] write(1, "executing program\n", 18executing program ) = 18 [pid 12442] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12442] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12442] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12443 attached => {parent_tid=[12443]}, 88) = 12443 [pid 12443] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12443] <... set_robust_list resumed>) = 0 [pid 12442] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12443] rt_sigprocmask(SIG_SETMASK, [], [pid 12442] <... futex resumed>) = 0 [pid 12443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12442] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12443] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12443] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12442] <... futex resumed>) = 0 [pid 12443] <... futex resumed>) = 1 [pid 12442] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12442] <... futex resumed>) = 0 [pid 12442] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12443] <... sendmsg resumed>) = 0 [pid 12442] <... futex resumed>) = 0 [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12443] <... sendmsg resumed>) = 0 [pid 12442] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12442] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12443] <... sendmsg resumed>) = 0 [pid 12442] <... mprotect resumed>) = 0 [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12442] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12443] <... sendmsg resumed>) = 0 [pid 12442] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12443] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12444 attached [pid 12442] <... clone3 resumed> => {parent_tid=[12444]}, 88) = 12444 [pid 12444] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12444] <... set_robust_list resumed>) = 0 [pid 12442] rt_sigprocmask(SIG_SETMASK, [], [pid 12444] rt_sigprocmask(SIG_SETMASK, [], [pid 12443] <... sendmsg resumed>) = 0 [pid 12444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12444] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12442] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12443] <... sendmsg resumed>) = 0 [pid 12444] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12442] <... futex resumed>) = 0 [pid 12444] <... setsockopt resumed>) = 0 [pid 12443] <... sendmsg resumed>) = 0 [pid 12442] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12444] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12444] <... futex resumed>) = 0 [pid 12442] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12444] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12443] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12443] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12443] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12442] exit_group(0 [pid 12443] <... futex resumed>) = ? [pid 12442] <... exit_group resumed>) = ? [pid 12443] +++ exited with 0 +++ [pid 12444] <... futex resumed>) = ? [pid 12444] +++ exited with 0 +++ [pid 12442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12445 ./strace-static-x86_64: Process 12445 attached [pid 12445] set_robust_list(0x555575da9760, 24) = 0 [pid 12445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12445] setpgid(0, 0) = 0 [pid 12445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12445] write(3, "1000", 4) = 4 [pid 12445] close(3executing program ) = 0 [pid 12445] write(1, "executing program\n", 18) = 18 [pid 12445] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12445] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12445] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12445] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12445] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12446 attached => {parent_tid=[12446]}, 88) = 12446 [pid 12446] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12446] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12445] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12446] <... futex resumed>) = 0 [pid 12445] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12446] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12446] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12445] <... futex resumed>) = 0 [pid 12445] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12445] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12445] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12445] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12445] <... clone3 resumed> => {parent_tid=[12447]}, 88) = 12447 [pid 12446] <... sendmsg resumed>) = 0 [pid 12445] rt_sigprocmask(SIG_SETMASK, [], [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12445] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12445] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12447 attached [pid 12447] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12447] rt_sigprocmask(SIG_SETMASK, [], [pid 12446] <... sendmsg resumed>) = 0 [pid 12447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12447] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12447] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12445] <... futex resumed>) = 0 [pid 12447] <... futex resumed>) = 1 [pid 12447] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12446] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12446] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12445] exit_group(0 [pid 12446] <... futex resumed>) = ? [pid 12445] <... exit_group resumed>) = ? [pid 12446] +++ exited with 0 +++ [pid 12447] <... futex resumed>) = ? [pid 12447] +++ exited with 0 +++ [pid 12445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12445, si_uid=0, si_status=0, 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 12448 attached , child_tidptr=0x555575da9750) = 12448 [pid 12448] set_robust_list(0x555575da9760, 24) = 0 [pid 12448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12448] setpgid(0, 0) = 0 [pid 12448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12448] write(3, "1000", 4) = 4 [pid 12448] close(3executing program ) = 0 [pid 12448] write(1, "executing program\n", 18) = 18 [pid 12448] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12448] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12448] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12449 attached => {parent_tid=[12449]}, 88) = 12449 [pid 12449] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12449] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12449] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12448] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12449] <... futex resumed>) = 0 [pid 12448] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12449] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12449] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12449] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12448] <... futex resumed>) = 0 [pid 12448] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12448] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12448] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12450]}, 88) = 12450 [pid 12449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12448] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12448] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12450 attached [pid 12450] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12450] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12450] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12448] <... futex resumed>) = 0 [pid 12450] <... futex resumed>) = 1 [pid 12450] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12449] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12449] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12448] exit_group(0 [pid 12450] <... futex resumed>) = ? [pid 12449] <... futex resumed>) = ? [pid 12448] <... exit_group resumed>) = ? [pid 12449] +++ exited with 0 +++ [pid 12450] +++ exited with 0 +++ [pid 12448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12448, si_uid=0, si_status=0, 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 12451 attached , child_tidptr=0x555575da9750) = 12451 [pid 12451] set_robust_list(0x555575da9760, 24) = 0 [pid 12451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12451] setpgid(0, 0) = 0 [pid 12451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12451] write(3, "1000", 4) = 4 [pid 12451] close(3) = 0 executing program [pid 12451] write(1, "executing program\n", 18) = 18 [pid 12451] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12451] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12451] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12451] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12452 attached [pid 12452] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12452] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12452] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12451] <... clone3 resumed> => {parent_tid=[12452]}, 88) = 12452 [pid 12451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12451] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12452] <... futex resumed>) = 0 [pid 12452] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12451] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12452] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12452] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12451] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12452] <... futex resumed>) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12451] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12452] <... sendmsg resumed>) = 0 [pid 12451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12451] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12451] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12452] <... sendmsg resumed>) = 0 [pid 12451] <... mprotect resumed>) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12452] <... sendmsg resumed>) = 0 [pid 12451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12452] <... sendmsg resumed>) = 0 [pid 12452] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12452] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12451] <... clone3 resumed> => {parent_tid=[12453]}, 88) = 12453 [pid 12451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12451] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12451] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12453 attached [pid 12453] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12453] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12453] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12451] <... futex resumed>) = 0 [pid 12451] exit_group(0) = ? [pid 12452] <... futex resumed>) = ? [pid 12452] +++ exited with 0 +++ [pid 12453] +++ exited with 0 +++ [pid 12451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12451, si_uid=0, si_status=0, 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 12454 attached , child_tidptr=0x555575da9750) = 12454 [pid 12454] set_robust_list(0x555575da9760, 24) = 0 [pid 12454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12454] setpgid(0, 0) = 0 [pid 12454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12454] write(3, "1000", 4) = 4 [pid 12454] close(3) = 0 [pid 12454] write(1, "executing program\n", 18executing program ) = 18 [pid 12454] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12454] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12454] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12454] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12455 attached [pid 12455] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12455] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12454] <... clone3 resumed> => {parent_tid=[12455]}, 88) = 12455 [pid 12454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12454] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12455] <... futex resumed>) = 0 [pid 12455] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12455] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12455] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12454] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12454] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12455] <... futex resumed>) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12454] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12454] <... futex resumed>) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12455] <... sendmsg resumed>) = 0 [pid 12455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12454] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12455] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12454] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12455] <... futex resumed>) = 0 [pid 12454] <... mprotect resumed>) = 0 [pid 12455] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12456 attached => {parent_tid=[12456]}, 88) = 12456 [pid 12456] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12454] rt_sigprocmask(SIG_SETMASK, [], [pid 12456] <... set_robust_list resumed>) = 0 [pid 12454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12456] rt_sigprocmask(SIG_SETMASK, [], [pid 12454] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12456] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12454] <... futex resumed>) = 0 [pid 12456] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12454] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12456] <... setsockopt resumed>) = 0 [pid 12456] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12454] <... futex resumed>) = 0 [pid 12456] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12454] exit_group(0) = ? [pid 12455] <... futex resumed>) = ? [pid 12455] +++ exited with 0 +++ [pid 12456] <... futex resumed>) = ? [pid 12456] +++ exited with 0 +++ [pid 12454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12457 ./strace-static-x86_64: Process 12457 attached [pid 12457] set_robust_list(0x555575da9760, 24) = 0 [pid 12457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12457] setpgid(0, 0) = 0 [pid 12457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12457] write(3, "1000", 4) = 4 [pid 12457] close(3executing program ) = 0 [pid 12457] write(1, "executing program\n", 18) = 18 [pid 12457] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12457] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12457] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12457] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12457] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12458]}, 88) = 12458 [pid 12457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12457] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12457] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12458 attached [pid 12458] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12458] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12458] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12457] <... futex resumed>) = 0 [pid 12457] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12457] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12457] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12457] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12459 attached [pid 12458] <... futex resumed>) = 1 [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12459] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12457] <... clone3 resumed> => {parent_tid=[12459]}, 88) = 12459 [pid 12457] rt_sigprocmask(SIG_SETMASK, [], [pid 12459] <... set_robust_list resumed>) = 0 [pid 12457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12457] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12459] rt_sigprocmask(SIG_SETMASK, [], [pid 12457] <... futex resumed>) = 0 [pid 12458] <... sendmsg resumed>) = 0 [pid 12457] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12459] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12458] <... sendmsg resumed>) = 0 [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12459] <... setsockopt resumed>) = 0 [pid 12458] <... sendmsg resumed>) = 0 [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12459] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12457] <... futex resumed>) = 0 [pid 12458] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12459] <... futex resumed>) = 1 [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12459] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12458] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12458] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12458] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12457] exit_group(0) = ? [pid 12459] <... futex resumed>) = ? [pid 12458] <... futex resumed>) = ? [pid 12459] +++ exited with 0 +++ [pid 12458] +++ exited with 0 +++ [pid 12457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12460 ./strace-static-x86_64: Process 12460 attached [pid 12460] set_robust_list(0x555575da9760, 24) = 0 [pid 12460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12460] setpgid(0, 0) = 0 [pid 12460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12460] write(3, "1000", 4) = 4 [pid 12460] close(3) = 0 executing program [pid 12460] write(1, "executing program\n", 18) = 18 [pid 12460] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12460] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12460] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12460] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12460] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12461 attached => {parent_tid=[12461]}, 88) = 12461 [pid 12461] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12460] rt_sigprocmask(SIG_SETMASK, [], [pid 12461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12461] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12460] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12461] <... futex resumed>) = 0 [pid 12461] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12460] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12461] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12461] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12460] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12461] <... futex resumed>) = 0 [pid 12460] <... futex resumed>) = 1 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12460] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12461] <... sendmsg resumed>) = 0 [pid 12460] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12460] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12461] <... sendmsg resumed>) = 0 [pid 12460] <... mprotect resumed>) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12460] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12461] <... sendmsg resumed>) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12460] <... clone3 resumed> => {parent_tid=[12462]}, 88) = 12462 [pid 12460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12460] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12461] <... sendmsg resumed>) = 0 [pid 12460] <... futex resumed>) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12460] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12461] <... sendmsg resumed>) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_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 12462 attached [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12462] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12461] <... sendmsg resumed>) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12462] <... set_robust_list resumed>) = 0 [pid 12461] <... sendmsg resumed>) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12462] rt_sigprocmask(SIG_SETMASK, [], [pid 12461] <... sendmsg resumed>) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12462] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12461] <... sendmsg resumed>) = 0 [pid 12462] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12462] <... setsockopt resumed>) = 0 [pid 12461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12462] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12461] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12461] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12462] <... futex resumed>) = 1 [pid 12460] <... futex resumed>) = 0 [pid 12460] exit_group(0) = ? [pid 12461] <... futex resumed>) = ? [pid 12462] +++ exited with 0 +++ [pid 12461] +++ exited with 0 +++ [pid 12460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12463 ./strace-static-x86_64: Process 12463 attached [pid 12463] set_robust_list(0x555575da9760, 24) = 0 [pid 12463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12463] setpgid(0, 0) = 0 [pid 12463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12463] write(3, "1000", 4) = 4 [pid 12463] close(3) = 0 executing program [pid 12463] write(1, "executing program\n", 18) = 18 [pid 12463] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12463] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12463] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12463] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12464]}, 88) = 12464 ./strace-static-x86_64: Process 12464 attached [pid 12463] rt_sigprocmask(SIG_SETMASK, [], [pid 12464] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12463] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12463] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12464] <... set_robust_list resumed>) = 0 [pid 12464] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12464] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12464] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12463] <... futex resumed>) = 0 [pid 12463] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12463] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12463] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12465]}, 88) = 12465 [pid 12463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12463] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12463] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12465 attached [pid 12465] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12465] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12465] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12463] <... futex resumed>) = 0 [pid 12465] <... futex resumed>) = 1 [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12465] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12464] <... sendmsg resumed>) = 0 [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12464] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12464] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12463] exit_group(0) = ? [pid 12465] <... futex resumed>) = ? [pid 12465] +++ exited with 0 +++ [pid 12464] <... futex resumed>) = ? [pid 12464] +++ exited with 0 +++ [pid 12463] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12466 ./strace-static-x86_64: Process 12466 attached [pid 12466] set_robust_list(0x555575da9760, 24) = 0 [pid 12466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12466] setpgid(0, 0) = 0 [pid 12466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12466] write(3, "1000", 4) = 4 [pid 12466] close(3) = 0 executing program [pid 12466] write(1, "executing program\n", 18) = 18 [pid 12466] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12466] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12466] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12466] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12467 attached => {parent_tid=[12467]}, 88) = 12467 [pid 12467] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12467] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12466] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12467] <... futex resumed>) = 0 [pid 12466] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12467] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12467] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12466] <... futex resumed>) = 0 [pid 12466] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12466] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12466] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12468]}, 88) = 12468 [pid 12466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12466] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12466] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12468 attached [pid 12468] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12468] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12468] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12466] <... futex resumed>) = 0 [pid 12468] <... futex resumed>) = 1 [pid 12468] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12467] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12467] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12466] exit_group(0) = ? [pid 12467] <... futex resumed>) = 231 [pid 12468] <... futex resumed>) = ? [pid 12468] +++ exited with 0 +++ [pid 12467] +++ exited with 0 +++ [pid 12466] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12469 ./strace-static-x86_64: Process 12469 attached [pid 12469] set_robust_list(0x555575da9760, 24) = 0 [pid 12469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12469] setpgid(0, 0) = 0 [pid 12469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12469] write(3, "1000", 4) = 4 executing program [pid 12469] close(3) = 0 [pid 12469] write(1, "executing program\n", 18) = 18 [pid 12469] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12469] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12469] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12470 attached => {parent_tid=[12470]}, 88) = 12470 [pid 12470] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12469] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12469] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12470] <... set_robust_list resumed>) = 0 [pid 12470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12470] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12470] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12469] <... futex resumed>) = 0 [pid 12469] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12469] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12469] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12471]}, 88) = 12471 [pid 12469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12469] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12469] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12471 attached [pid 12471] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12471] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12471] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12469] <... futex resumed>) = 0 [pid 12471] <... futex resumed>) = 1 [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12471] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12470] <... sendmsg resumed>) = 0 [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12470] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12470] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12469] exit_group(0) = ? [pid 12471] <... futex resumed>) = ? [pid 12471] +++ exited with 0 +++ [pid 12470] <... futex resumed>) = ? [pid 12470] +++ exited with 0 +++ [pid 12469] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12469, si_uid=0, si_status=0, 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 12472 attached , child_tidptr=0x555575da9750) = 12472 [pid 12472] set_robust_list(0x555575da9760, 24) = 0 [pid 12472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12472] setpgid(0, 0) = 0 [pid 12472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12472] write(3, "1000", 4) = 4 [pid 12472] close(3) = 0 executing program [pid 12472] write(1, "executing program\n", 18) = 18 [pid 12472] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12472] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12472] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12472] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12472] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12473 attached [pid 12473] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12473] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12472] <... clone3 resumed> => {parent_tid=[12473]}, 88) = 12473 [pid 12472] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12472] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12473] <... futex resumed>) = 0 [pid 12473] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12472] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12473] <... socketpair resumed>[3, 4]) = 0 [pid 12473] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12473] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12472] <... futex resumed>) = 0 [pid 12472] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12473] <... futex resumed>) = 0 [pid 12472] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12472] <... futex resumed>) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12473] <... sendmsg resumed>) = 0 [pid 12472] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12472] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12473] <... sendmsg resumed>) = 0 [pid 12472] <... mprotect resumed>) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12472] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12472] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12473] <... sendmsg resumed>) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12472] <... clone3 resumed> => {parent_tid=[12474]}, 88) = 12474 [pid 12473] <... sendmsg resumed>) = 0 [pid 12472] rt_sigprocmask(SIG_SETMASK, [], [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12473] <... sendmsg resumed>) = 0 [pid 12472] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12472] <... futex resumed>) = 0 [pid 12473] <... sendmsg resumed>) = 0 [pid 12472] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12473] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12473] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12474 attached [pid 12474] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12474] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12474] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12472] <... futex resumed>) = 0 [pid 12472] exit_group(0) = ? [pid 12473] <... futex resumed>) = ? [pid 12473] +++ exited with 0 +++ [pid 12474] +++ exited with 0 +++ [pid 12472] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12472, si_uid=0, si_status=0, 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 12475 attached , child_tidptr=0x555575da9750) = 12475 [pid 12475] set_robust_list(0x555575da9760, 24) = 0 [pid 12475] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12475] setpgid(0, 0) = 0 [pid 12475] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12475] write(3, "1000", 4) = 4 [pid 12475] close(3) = 0 executing program [pid 12475] write(1, "executing program\n", 18) = 18 [pid 12475] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12475] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12475] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12475] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12475] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12476 attached => {parent_tid=[12476]}, 88) = 12476 [pid 12476] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12476] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12475] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12476] <... futex resumed>) = 0 [pid 12476] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12475] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12476] <... socketpair resumed>[3, 4]) = 0 [pid 12476] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12475] <... futex resumed>) = 0 [pid 12475] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12475] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12475] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12475] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12475] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12475] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12477]}, 88) = 12477 [pid 12475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12475] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12475] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12477 attached [pid 12477] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12477] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12477] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12475] <... futex resumed>) = 0 [pid 12477] <... futex resumed>) = 1 [pid 12477] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12476] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12476] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12475] exit_group(0) = ? [pid 12477] <... futex resumed>) = ? [pid 12477] +++ exited with 0 +++ [pid 12476] <... futex resumed>) = ? [pid 12476] +++ exited with 0 +++ [pid 12475] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12475, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12478 ./strace-static-x86_64: Process 12478 attached [pid 12478] set_robust_list(0x555575da9760, 24) = 0 [pid 12478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12478] setpgid(0, 0) = 0 [pid 12478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12478] write(3, "1000", 4) = 4 [pid 12478] close(3) = 0 [pid 12478] write(1, "executing program\n", 18executing program ) = 18 [pid 12478] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12478] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12478] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12478] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12479 attached => {parent_tid=[12479]}, 88) = 12479 [pid 12479] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12478] rt_sigprocmask(SIG_SETMASK, [], [pid 12479] <... set_robust_list resumed>) = 0 [pid 12478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12479] rt_sigprocmask(SIG_SETMASK, [], [pid 12478] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12478] <... futex resumed>) = 0 [pid 12479] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12478] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12479] <... socketpair resumed>[3, 4]) = 0 [pid 12479] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12478] <... futex resumed>) = 0 [pid 12478] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12478] <... futex resumed>) = 0 [pid 12478] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12479] <... sendmsg resumed>) = 0 [pid 12478] <... futex resumed>) = 0 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12479] <... sendmsg resumed>) = 0 [pid 12478] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12478] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12479] <... sendmsg resumed>) = 0 [pid 12478] <... mprotect resumed>) = 0 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12479] <... sendmsg resumed>) = 0 [pid 12478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12479] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12480 attached [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12480] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12478] <... clone3 resumed> => {parent_tid=[12480]}, 88) = 12480 [pid 12479] <... sendmsg resumed>) = 0 [pid 12478] rt_sigprocmask(SIG_SETMASK, [], [pid 12480] <... set_robust_list resumed>) = 0 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12480] rt_sigprocmask(SIG_SETMASK, [], [pid 12479] <... sendmsg resumed>) = 0 [pid 12478] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12478] <... futex resumed>) = 0 [pid 12479] <... sendmsg resumed>) = 0 [pid 12478] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12480] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12480] <... setsockopt resumed>) = 0 [pid 12479] <... sendmsg resumed>) = 0 [pid 12480] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12480] <... futex resumed>) = 1 [pid 12479] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12478] <... futex resumed>) = 0 [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12480] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12479] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12478] exit_group(0) = ? [pid 12480] <... futex resumed>) = ? [pid 12479] +++ exited with 0 +++ [pid 12480] +++ exited with 0 +++ [pid 12478] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12478, si_uid=0, si_status=0, 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 12481 attached , child_tidptr=0x555575da9750) = 12481 [pid 12481] set_robust_list(0x555575da9760, 24) = 0 [pid 12481] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12481] setpgid(0, 0) = 0 [pid 12481] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12481] write(3, "1000", 4executing program ) = 4 [pid 12481] close(3) = 0 [pid 12481] write(1, "executing program\n", 18) = 18 [pid 12481] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12481] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12481] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12481] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12481] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12481] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12481] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12482 attached => {parent_tid=[12482]}, 88) = 12482 [pid 12481] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12481] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12481] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12482] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12482] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12482] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12481] <... futex resumed>) = 0 [pid 12481] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12481] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12481] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12481] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12481] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12481] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12483 attached [pid 12482] <... sendmsg resumed>) = 0 [pid 12481] <... clone3 resumed> => {parent_tid=[12483]}, 88) = 12483 [pid 12483] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12481] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12481] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12481] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12483] <... set_robust_list resumed>) = 0 [pid 12482] <... sendmsg resumed>) = 0 [pid 12483] rt_sigprocmask(SIG_SETMASK, [], [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12483] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12482] <... sendmsg resumed>) = 0 [pid 12483] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12483] <... setsockopt resumed>) = 0 [pid 12482] <... sendmsg resumed>) = 0 [pid 12483] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12483] <... futex resumed>) = 1 [pid 12482] <... sendmsg resumed>) = 0 [pid 12481] <... futex resumed>) = 0 [pid 12483] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12482] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12482] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12481] exit_group(0 [pid 12483] <... futex resumed>) = ? [pid 12482] <... futex resumed>) = ? [pid 12481] <... exit_group resumed>) = ? [pid 12482] +++ exited with 0 +++ [pid 12483] +++ exited with 0 +++ [pid 12481] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12481, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12484 ./strace-static-x86_64: Process 12484 attached [pid 12484] set_robust_list(0x555575da9760, 24) = 0 [pid 12484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12484] setpgid(0, 0) = 0 [pid 12484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12484] write(3, "1000", 4) = 4 [pid 12484] close(3) = 0 executing program [pid 12484] write(1, "executing program\n", 18) = 18 [pid 12484] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12484] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12484] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12484] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12484] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12484] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12485 attached => {parent_tid=[12485]}, 88) = 12485 [pid 12485] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12485] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12484] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12485] <... futex resumed>) = 0 [pid 12484] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12485] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12485] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12485] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12484] <... futex resumed>) = 0 [pid 12484] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12484] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12484] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12484] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12484] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12484] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12484] <... clone3 resumed> => {parent_tid=[12486]}, 88) = 12486 [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12484] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12484] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12486 attached [pid 12486] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12486] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12486] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12484] <... futex resumed>) = 0 [pid 12486] <... futex resumed>) = 1 [pid 12486] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12485] <... sendmsg resumed>) = 0 [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12485] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12484] exit_group(0 [pid 12485] <... futex resumed>) = ? [pid 12484] <... exit_group resumed>) = ? [pid 12485] +++ exited with 0 +++ [pid 12486] <... futex resumed>) = ? [pid 12486] +++ exited with 0 +++ [pid 12484] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12484, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12487 ./strace-static-x86_64: Process 12487 attached [pid 12487] set_robust_list(0x555575da9760, 24) = 0 [pid 12487] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12487] setpgid(0, 0) = 0 [pid 12487] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12487] write(3, "1000", 4) = 4 [pid 12487] close(3) = 0 [pid 12487] write(1, "executing program\n", 18executing program ) = 18 [pid 12487] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12487] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12487] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12487] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12487] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12487] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12488 attached => {parent_tid=[12488]}, 88) = 12488 [pid 12488] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12488] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12487] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12488] <... futex resumed>) = 0 [pid 12488] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12488] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12488] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12487] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12487] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12488] <... futex resumed>) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12487] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12488] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12488] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12487] <... futex resumed>) = 0 [pid 12487] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12487] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12487] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12487] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12489 attached [pid 12489] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12489] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12487] <... clone3 resumed> => {parent_tid=[12489]}, 88) = 12489 [pid 12487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12487] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12489] <... futex resumed>) = 0 [pid 12489] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12489] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12489] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12487] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12487] exit_group(0) = ? [pid 12488] <... futex resumed>) = ? [pid 12488] +++ exited with 0 +++ [pid 12489] <... futex resumed>) = ? [pid 12489] +++ exited with 0 +++ [pid 12487] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12487, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12490 ./strace-static-x86_64: Process 12490 attached [pid 12490] set_robust_list(0x555575da9760, 24) = 0 [pid 12490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12490] setpgid(0, 0) = 0 [pid 12490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12490] write(3, "1000", 4) = 4 [pid 12490] close(3) = 0 [pid 12490] write(1, "executing program\n", 18executing program ) = 18 [pid 12490] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12490] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12490] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12490] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12490] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12491 attached => {parent_tid=[12491]}, 88) = 12491 [pid 12491] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12491] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12490] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12491] <... futex resumed>) = 0 [pid 12491] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12491] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12491] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12490] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12490] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12491] <... futex resumed>) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12490] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12491] <... sendmsg resumed>) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12491] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12491] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12490] <... futex resumed>) = 0 [pid 12490] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12490] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12490] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12490] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12492 attached [pid 12492] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12490] <... clone3 resumed> => {parent_tid=[12492]}, 88) = 12492 [pid 12492] <... set_robust_list resumed>) = 0 [pid 12492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12492] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12490] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12492] <... futex resumed>) = 0 [pid 12492] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12492] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12492] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12490] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12490] exit_group(0 [pid 12491] <... futex resumed>) = ? [pid 12490] <... exit_group resumed>) = ? [pid 12491] +++ exited with 0 +++ [pid 12492] <... futex resumed>) = ? [pid 12492] +++ exited with 0 +++ [pid 12490] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12490, si_uid=0, si_status=0, 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 12493 attached , child_tidptr=0x555575da9750) = 12493 [pid 12493] set_robust_list(0x555575da9760, 24) = 0 [pid 12493] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12493] setpgid(0, 0) = 0 [pid 12493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12493] write(3, "1000", 4) = 4 [pid 12493] close(3) = 0 [pid 12493] write(1, "executing program\n", 18executing program ) = 18 [pid 12493] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12493] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12493] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12494 attached => {parent_tid=[12494]}, 88) = 12494 [pid 12494] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12494] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12493] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12494] <... futex resumed>) = 0 [pid 12494] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12493] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12494] <... socketpair resumed>[3, 4]) = 0 [pid 12494] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12493] <... futex resumed>) = 0 [pid 12493] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12493] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12493] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12495]}, 88) = 12495 [pid 12493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12493] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12493] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12495 attached [pid 12495] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12495] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12495] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12493] <... futex resumed>) = 0 [pid 12495] <... futex resumed>) = 1 [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12495] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12494] <... sendmsg resumed>) = 0 [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12494] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12493] exit_group(0 [pid 12494] <... futex resumed>) = 0 [pid 12493] <... exit_group resumed>) = ? [pid 12495] <... futex resumed>) = ? [pid 12495] +++ exited with 0 +++ [pid 12494] +++ exited with 0 +++ [pid 12493] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12493, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12496 ./strace-static-x86_64: Process 12496 attached [pid 12496] set_robust_list(0x555575da9760, 24) = 0 [pid 12496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12496] setpgid(0, 0) = 0 [pid 12496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12496] write(3, "1000", 4) = 4 [pid 12496] close(3) = 0 executing program [pid 12496] write(1, "executing program\n", 18) = 18 [pid 12496] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12496] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12496] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12496] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12496] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12497 attached => {parent_tid=[12497]}, 88) = 12497 [pid 12497] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12497] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12496] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12497] <... futex resumed>) = 0 [pid 12497] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12496] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12497] <... socketpair resumed>[3, 4]) = 0 [pid 12497] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12496] <... futex resumed>) = 0 [pid 12496] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12496] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12496] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12496] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12496] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12496] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12496] <... clone3 resumed> => {parent_tid=[12498]}, 88) = 12498 [pid 12496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12496] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12496] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12498 attached [pid 12498] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12498] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12498] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12496] <... futex resumed>) = 0 [pid 12498] <... futex resumed>) = 1 [pid 12498] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12497] <... sendmsg resumed>) = 0 [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12497] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12497] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12496] exit_group(0) = ? [pid 12498] <... futex resumed>) = ? [pid 12497] <... futex resumed>) = ? [pid 12498] +++ exited with 0 +++ [pid 12497] +++ exited with 0 +++ [pid 12496] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12496, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12500 ./strace-static-x86_64: Process 12500 attached [pid 12500] set_robust_list(0x555575da9760, 24) = 0 [pid 12500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12500] setpgid(0, 0) = 0 [pid 12500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12500] write(3, "1000", 4) = 4 [pid 12500] close(3) = 0 [pid 12500] write(1, "executing program\n", 18executing program ) = 18 [pid 12500] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12500] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12500] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12500] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12500] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12501 attached [pid 12501] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12501] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12500] <... clone3 resumed> => {parent_tid=[12501]}, 88) = 12501 [pid 12500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12500] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12501] <... futex resumed>) = 0 [pid 12500] <... futex resumed>) = 1 [pid 12501] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12500] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12501] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12501] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12500] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12501] <... futex resumed>) = 0 [pid 12500] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12500] <... futex resumed>) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12500] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12501] <... sendmsg resumed>) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12500] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12500] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12501] <... sendmsg resumed>) = 0 [pid 12500] <... mprotect resumed>) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12500] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12501] <... sendmsg resumed>) = 0 [pid 12500] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12500] <... clone3 resumed> => {parent_tid=[12502]}, 88) = 12502 [pid 12501] <... sendmsg resumed>) = 0 [pid 12500] rt_sigprocmask(SIG_SETMASK, [], [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12501] <... sendmsg resumed>) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12500] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12500] <... futex resumed>) = 0 [pid 12501] <... sendmsg resumed>) = 0 [pid 12500] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12501] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12501] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12502 attached [pid 12502] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12502] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12502] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12500] <... futex resumed>) = 0 [pid 12500] exit_group(0) = ? [pid 12501] <... futex resumed>) = ? [pid 12501] +++ exited with 0 +++ [pid 12502] +++ exited with 0 +++ [pid 12500] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12500, si_uid=0, si_status=0, 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 12503 attached , child_tidptr=0x555575da9750) = 12503 [pid 12503] set_robust_list(0x555575da9760, 24) = 0 [pid 12503] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12503] setpgid(0, 0) = 0 [pid 12503] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12503] write(3, "1000", 4) = 4 [pid 12503] close(3) = 0 [pid 12503] write(1, "executing program\n", 18executing program ) = 18 [pid 12503] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12503] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12503] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12503] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12503] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12503] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12504 attached => {parent_tid=[12504]}, 88) = 12504 [pid 12504] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12504] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12503] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12504] <... futex resumed>) = 0 [pid 12504] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12503] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12504] <... socketpair resumed>[3, 4]) = 0 [pid 12504] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12504] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12503] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12503] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12504] <... futex resumed>) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12503] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12503] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12503] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12503] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12504] <... sendmsg resumed>) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12504] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12504] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12503] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12503] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12505]}, 88) = 12505 [pid 12503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12503] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12503] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12505 attached [pid 12505] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12505] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12505] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12503] <... futex resumed>) = 0 [pid 12503] exit_group(0 [pid 12504] <... futex resumed>) = ? [pid 12503] <... exit_group resumed>) = ? [pid 12504] +++ exited with 0 +++ [pid 12505] <... futex resumed>) = ? [pid 12505] +++ exited with 0 +++ [pid 12503] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12503, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12506 ./strace-static-x86_64: Process 12506 attached [pid 12506] set_robust_list(0x555575da9760, 24) = 0 [pid 12506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12506] setpgid(0, 0) = 0 [pid 12506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12506] write(3, "1000", 4) = 4 [pid 12506] close(3executing program ) = 0 [pid 12506] write(1, "executing program\n", 18) = 18 [pid 12506] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12506] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12506] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12506] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12506] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12507 attached => {parent_tid=[12507]}, 88) = 12507 [pid 12507] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12506] rt_sigprocmask(SIG_SETMASK, [], [pid 12507] <... set_robust_list resumed>) = 0 [pid 12507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12507] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12506] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12507] <... futex resumed>) = 0 [pid 12506] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12507] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12507] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12506] <... futex resumed>) = 0 [pid 12506] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12506] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12506] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12506] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12508]}, 88) = 12508 [pid 12506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12506] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12506] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12508 attached [pid 12508] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12508] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12508] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12506] <... futex resumed>) = 0 [pid 12508] <... futex resumed>) = 1 [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12508] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12507] <... sendmsg resumed>) = 0 [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12507] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12507] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12506] exit_group(0 [pid 12507] <... futex resumed>) = ? [pid 12506] <... exit_group resumed>) = ? [pid 12507] +++ exited with 0 +++ [pid 12508] <... futex resumed>) = ? [pid 12508] +++ exited with 0 +++ [pid 12506] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12506, si_uid=0, si_status=0, 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 12509 attached , child_tidptr=0x555575da9750) = 12509 [pid 12509] set_robust_list(0x555575da9760, 24) = 0 [pid 12509] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12509] setpgid(0, 0) = 0 [pid 12509] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12509] write(3, "1000", 4) = 4 [pid 12509] close(3) = 0 executing program [pid 12509] write(1, "executing program\n", 18) = 18 [pid 12509] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12509] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12509] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12509] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12509] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12509] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12510]}, 88) = 12510 ./strace-static-x86_64: Process 12510 attached [pid 12509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12509] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12509] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12510] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12510] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12510] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12509] <... futex resumed>) = 0 [pid 12509] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12509] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12509] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12509] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12509] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12509] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12509] <... clone3 resumed> => {parent_tid=[12511]}, 88) = 12511 [pid 12509] rt_sigprocmask(SIG_SETMASK, [], [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12510] <... sendmsg resumed>) = 0 [pid 12509] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12509] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12510] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12510] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12511 attached [pid 12511] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12511] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12511] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12509] <... futex resumed>) = 0 [pid 12509] exit_group(0 [pid 12510] <... futex resumed>) = ? [pid 12509] <... exit_group resumed>) = ? [pid 12510] +++ exited with 0 +++ [pid 12511] <... futex resumed>) = ? [pid 12511] +++ exited with 0 +++ [pid 12509] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12509, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12512 ./strace-static-x86_64: Process 12512 attached [pid 12512] set_robust_list(0x555575da9760, 24) = 0 [pid 12512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12512] setpgid(0, 0) = 0 [pid 12512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12512] write(3, "1000", 4) = 4 [pid 12512] close(3) = 0 [pid 12512] write(1, "executing program\n", 18executing program ) = 18 [pid 12512] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12512] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12512] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12512] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12513 attached => {parent_tid=[12513]}, 88) = 12513 [pid 12513] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12513] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12512] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12513] <... futex resumed>) = 0 [pid 12513] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12512] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12513] <... socketpair resumed>[3, 4]) = 0 [pid 12513] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12513] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12512] <... futex resumed>) = 0 [pid 12512] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12513] <... futex resumed>) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12512] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12513] <... sendmsg resumed>) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12512] <... futex resumed>) = 0 [pid 12513] <... sendmsg resumed>) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12512] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12513] <... sendmsg resumed>) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12512] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12512] <... mprotect resumed>) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_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 12514 attached [pid 12512] <... clone3 resumed> => {parent_tid=[12514]}, 88) = 12514 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12513] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12514] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12512] rt_sigprocmask(SIG_SETMASK, [], [pid 12513] <... sendmsg resumed>) = 0 [pid 12513] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12513] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12514] <... set_robust_list resumed>) = 0 [pid 12512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12514] rt_sigprocmask(SIG_SETMASK, [], [pid 12512] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12514] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12512] <... futex resumed>) = 0 [pid 12514] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12512] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12514] <... setsockopt resumed>) = 0 [pid 12514] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12512] <... futex resumed>) = 0 [pid 12512] exit_group(0) = ? [pid 12513] <... futex resumed>) = ? [pid 12513] +++ exited with 0 +++ [pid 12514] +++ exited with 0 +++ [pid 12512] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12512, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12515 ./strace-static-x86_64: Process 12515 attached [pid 12515] set_robust_list(0x555575da9760, 24) = 0 [pid 12515] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12515] setpgid(0, 0) = 0 [pid 12515] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12515] write(3, "1000", 4) = 4 [pid 12515] close(3executing program ) = 0 [pid 12515] write(1, "executing program\n", 18) = 18 [pid 12515] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12515] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12515] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12515] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12515] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12516 attached => {parent_tid=[12516]}, 88) = 12516 [pid 12515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12515] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12515] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12516] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12516] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12516] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12515] <... futex resumed>) = 0 [pid 12515] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12515] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12515] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12515] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12515] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12515] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12517]}, 88) = 12517 [pid 12515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12515] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12515] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12517 attached [pid 12517] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12517] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12517] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12515] <... futex resumed>) = 0 [pid 12517] <... futex resumed>) = 1 [pid 12517] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12516] <... sendmsg resumed>) = 0 [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12516] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12516] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12515] exit_group(0) = ? [pid 12516] <... futex resumed>) = ? [pid 12516] +++ exited with 0 +++ [pid 12517] <... futex resumed>) = ? [pid 12517] +++ exited with 0 +++ [pid 12515] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12515, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12518 ./strace-static-x86_64: Process 12518 attached [pid 12518] set_robust_list(0x555575da9760, 24) = 0 [pid 12518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12518] setpgid(0, 0) = 0 [pid 12518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12518] write(3, "1000", 4) = 4 [pid 12518] close(3) = 0 [pid 12518] write(1, "executing program\n", 18executing program ) = 18 [pid 12518] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12518] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12518] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12518] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12518] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12519 attached [pid 12519] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12519] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12518] <... clone3 resumed> => {parent_tid=[12519]}, 88) = 12519 [pid 12518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12518] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12519] <... futex resumed>) = 0 [pid 12519] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12519] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12518] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12519] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12518] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12518] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12519] <... futex resumed>) = 0 [pid 12518] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12519] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12519] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12518] <... futex resumed>) = 0 [pid 12518] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12518] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12518] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12518] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12520 attached [pid 12520] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12518] <... clone3 resumed> => {parent_tid=[12520]}, 88) = 12520 [pid 12520] <... set_robust_list resumed>) = 0 [pid 12518] rt_sigprocmask(SIG_SETMASK, [], [pid 12520] rt_sigprocmask(SIG_SETMASK, [], [pid 12518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12520] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12518] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12520] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12518] <... futex resumed>) = 0 [pid 12518] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12520] <... setsockopt resumed>) = 0 [pid 12520] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12518] <... futex resumed>) = 0 [pid 12520] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12518] exit_group(0) = ? [pid 12519] <... futex resumed>) = ? [pid 12519] +++ exited with 0 +++ [pid 12520] <... futex resumed>) = ? [pid 12520] +++ exited with 0 +++ [pid 12518] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12518, si_uid=0, si_status=0, 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 12521 attached , child_tidptr=0x555575da9750) = 12521 [pid 12521] set_robust_list(0x555575da9760, 24) = 0 [pid 12521] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12521] setpgid(0, 0) = 0 [pid 12521] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12521] write(3, "1000", 4) = 4 [pid 12521] close(3) = 0 executing program [pid 12521] write(1, "executing program\n", 18) = 18 [pid 12521] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12521] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12521] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12521] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12521] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12521] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12522 attached [pid 12522] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12522] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12521] <... clone3 resumed> => {parent_tid=[12522]}, 88) = 12522 [pid 12521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12521] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12522] <... futex resumed>) = 0 [pid 12521] <... futex resumed>) = 1 [pid 12522] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12521] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12522] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12522] <... futex resumed>) = 0 [pid 12522] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12521] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12522] <... futex resumed>) = 0 [pid 12521] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12521] <... futex resumed>) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12521] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12522] <... sendmsg resumed>) = 0 [pid 12521] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12521] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12522] <... sendmsg resumed>) = 0 [pid 12521] <... mprotect resumed>) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12521] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12521] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12522] <... sendmsg resumed>) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12521] <... clone3 resumed> => {parent_tid=[12523]}, 88) = 12523 [pid 12522] <... sendmsg resumed>) = 0 [pid 12521] rt_sigprocmask(SIG_SETMASK, [], [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12521] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12522] <... sendmsg resumed>) = 0 [pid 12521] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12522] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 12523 attached ) = 0 [pid 12522] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12523] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12523] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12523] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12521] <... futex resumed>) = 0 [pid 12521] exit_group(0) = ? [pid 12522] <... futex resumed>) = ? [pid 12522] +++ exited with 0 +++ [pid 12523] +++ exited with 0 +++ [pid 12521] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12521, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12524 ./strace-static-x86_64: Process 12524 attached [pid 12524] set_robust_list(0x555575da9760, 24) = 0 [pid 12524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12524] setpgid(0, 0) = 0 [pid 12524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12524] write(3, "1000", 4) = 4 [pid 12524] close(3) = 0 [pid 12524] write(1, "executing program\n", 18executing program ) = 18 [pid 12524] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12524] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12524] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12524] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12524] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12525 attached => {parent_tid=[12525]}, 88) = 12525 [pid 12525] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12525] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12524] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12525] <... futex resumed>) = 0 [pid 12524] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12525] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12525] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12524] <... futex resumed>) = 0 [pid 12524] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12524] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12524] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12524] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12524] <... mprotect resumed>) = 0 [pid 12524] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12524] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12525] <... sendmsg resumed>) = 0 [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12524] <... clone3 resumed> => {parent_tid=[12526]}, 88) = 12526 [pid 12525] <... sendmsg resumed>) = 0 [pid 12524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12524] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12524] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12525] sendmsg(4, {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 12526 attached [pid 12526] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12526] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12526] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12524] <... futex resumed>) = 0 [pid 12526] <... futex resumed>) = 1 [pid 12526] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12525] <... sendmsg resumed>) = 0 [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12525] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12525] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12524] exit_group(0 [pid 12525] <... futex resumed>) = ? [pid 12524] <... exit_group resumed>) = ? [pid 12525] +++ exited with 0 +++ [pid 12526] <... futex resumed>) = ? [pid 12526] +++ exited with 0 +++ [pid 12524] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12524, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12527 ./strace-static-x86_64: Process 12527 attached [pid 12527] set_robust_list(0x555575da9760, 24) = 0 [pid 12527] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12527] setpgid(0, 0) = 0 [pid 12527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12527] write(3, "1000", 4) = 4 [pid 12527] close(3executing program ) = 0 [pid 12527] write(1, "executing program\n", 18) = 18 [pid 12527] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12527] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12527] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12527] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12528]}, 88) = 12528 [pid 12527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12527] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12527] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12528 attached [pid 12528] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12528] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12528] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12527] <... futex resumed>) = 0 [pid 12527] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12527] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12527] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12528] <... futex resumed>) = 1 [pid 12527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12529]}, 88) = 12529 [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12527] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12527] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12529 attached [pid 12529] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12529] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12529] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12527] <... futex resumed>) = 0 [pid 12529] <... futex resumed>) = 1 [pid 12529] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12528] <... sendmsg resumed>) = 0 [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12528] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12528] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12527] exit_group(0) = ? [pid 12529] <... futex resumed>) = ? [pid 12528] <... futex resumed>) = ? [pid 12529] +++ exited with 0 +++ [pid 12528] +++ exited with 0 +++ [pid 12527] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12527, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12530 ./strace-static-x86_64: Process 12530 attached [pid 12530] set_robust_list(0x555575da9760, 24) = 0 [pid 12530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12530] setpgid(0, 0) = 0 [pid 12530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12530] write(3, "1000", 4) = 4 [pid 12530] close(3) = 0 [pid 12530] write(1, "executing program\n", 18executing program ) = 18 [pid 12530] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12530] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12530] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12530] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12530] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12531]}, 88) = 12531 [pid 12530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12530] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12530] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12531 attached [pid 12531] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12531] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12531] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12530] <... futex resumed>) = 0 [pid 12530] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12530] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12530] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12530] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12530] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12530] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12532]}, 88) = 12532 [pid 12530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12530] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12530] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12531] <... futex resumed>) = 1 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12531] sendmsg(4, {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 12532 attached ) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12532] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12531] <... sendmsg resumed>) = 0 [pid 12532] <... set_robust_list resumed>) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12532] rt_sigprocmask(SIG_SETMASK, [], [pid 12531] <... sendmsg resumed>) = 0 [pid 12532] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12532] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12531] <... sendmsg resumed>) = 0 [pid 12532] <... setsockopt resumed>) = 0 [pid 12531] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12532] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12531] <... sendmsg resumed>) = 0 [pid 12531] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12530] <... futex resumed>) = 0 [pid 12532] <... futex resumed>) = 1 [pid 12531] <... futex resumed>) = 0 [pid 12532] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12530] exit_group(0 [pid 12531] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 12532] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 12530] <... exit_group resumed>) = ? [pid 12531] +++ exited with 0 +++ [pid 12532] +++ exited with 0 +++ [pid 12530] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12530, si_uid=0, si_status=0, 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 12533 attached , child_tidptr=0x555575da9750) = 12533 [pid 12533] set_robust_list(0x555575da9760, 24) = 0 [pid 12533] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12533] setpgid(0, 0) = 0 [pid 12533] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12533] write(3, "1000", 4) = 4 [pid 12533] close(3) = 0 [pid 12533] write(1, "executing program\n", 18executing program ) = 18 [pid 12533] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12533] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12533] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12533] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12533] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12534 attached => {parent_tid=[12534]}, 88) = 12534 [pid 12534] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12533] rt_sigprocmask(SIG_SETMASK, [], [pid 12534] <... set_robust_list resumed>) = 0 [pid 12533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12534] rt_sigprocmask(SIG_SETMASK, [], [pid 12533] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12533] <... futex resumed>) = 0 [pid 12534] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12533] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12534] <... socketpair resumed>[3, 4]) = 0 [pid 12534] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12533] <... futex resumed>) = 0 [pid 12534] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12533] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12533] <... futex resumed>) = 0 [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12533] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12534] <... sendmsg resumed>) = 0 [pid 12533] <... futex resumed>) = 0 [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12533] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12534] <... sendmsg resumed>) = 0 [pid 12533] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12533] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12534] <... sendmsg resumed>) = 0 [pid 12533] <... mprotect resumed>) = 0 [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12533] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12534] <... sendmsg resumed>) = 0 [pid 12533] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12533] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12534] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12535 attached [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12533] <... clone3 resumed> => {parent_tid=[12535]}, 88) = 12535 [pid 12535] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12533] rt_sigprocmask(SIG_SETMASK, [], [pid 12535] <... set_robust_list resumed>) = 0 [pid 12534] <... sendmsg resumed>) = 0 [pid 12533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12535] rt_sigprocmask(SIG_SETMASK, [], [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12533] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12535] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12534] <... sendmsg resumed>) = 0 [pid 12533] <... futex resumed>) = 0 [pid 12535] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12533] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12535] <... setsockopt resumed>) = 0 [pid 12534] <... sendmsg resumed>) = 0 [pid 12535] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12535] <... futex resumed>) = 1 [pid 12533] <... futex resumed>) = 0 [pid 12535] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12534] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12534] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12534] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12533] exit_group(0 [pid 12535] <... futex resumed>) = ? [pid 12534] <... futex resumed>) = ? [pid 12533] <... exit_group resumed>) = ? [pid 12535] +++ exited with 0 +++ [pid 12534] +++ exited with 0 +++ [pid 12533] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12533, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12536 ./strace-static-x86_64: Process 12536 attached [pid 12536] set_robust_list(0x555575da9760, 24) = 0 [pid 12536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12536] setpgid(0, 0) = 0 [pid 12536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12536] write(3, "1000", 4) = 4 executing program [pid 12536] close(3) = 0 [pid 12536] write(1, "executing program\n", 18) = 18 [pid 12536] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12536] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12536] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12536] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12537]}, 88) = 12537 [pid 12536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12536] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12536] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12537 attached [pid 12537] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12537] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12537] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12536] <... futex resumed>) = 0 [pid 12536] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12536] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12536] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12536] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12538]}, 88) = 12538 [pid 12536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12536] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12536] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12537] <... futex resumed>) = 1 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12537] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12537] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12538 attached [pid 12538] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12538] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12538] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12536] <... futex resumed>) = 0 [pid 12536] exit_group(0) = ? [pid 12537] <... futex resumed>) = ? [pid 12537] +++ exited with 0 +++ [pid 12538] <... futex resumed>) = ? [pid 12538] +++ exited with 0 +++ [pid 12536] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12536, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12539 ./strace-static-x86_64: Process 12539 attached [pid 12539] set_robust_list(0x555575da9760, 24) = 0 [pid 12539] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12539] setpgid(0, 0) = 0 [pid 12539] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12539] write(3, "1000", 4) = 4 [pid 12539] close(3) = 0 executing program [pid 12539] write(1, "executing program\n", 18) = 18 [pid 12539] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12539] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12539] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12539] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12539] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12540 attached [pid 12540] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12540] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12539] <... clone3 resumed> => {parent_tid=[12540]}, 88) = 12540 [pid 12539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12539] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12540] <... futex resumed>) = 0 [pid 12540] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12539] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12540] <... socketpair resumed>[3, 4]) = 0 [pid 12540] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12540] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12539] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12540] <... futex resumed>) = 0 [pid 12539] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12539] <... futex resumed>) = 0 [pid 12540] <... sendmsg resumed>) = 0 [pid 12539] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12539] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12540] <... sendmsg resumed>) = 0 [pid 12539] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12539] <... mprotect resumed>) = 0 [pid 12540] <... sendmsg resumed>) = 0 [pid 12539] rt_sigprocmask(SIG_BLOCK, ~[], [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12539] <... rt_sigprocmask resumed>[], 8) = 0 [pid 12540] <... sendmsg resumed>) = 0 [pid 12539] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12539] <... clone3 resumed> => {parent_tid=[12541]}, 88) = 12541 ./strace-static-x86_64: Process 12541 attached [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12539] rt_sigprocmask(SIG_SETMASK, [], [pid 12541] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12540] <... sendmsg resumed>) = 0 [pid 12539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12541] <... set_robust_list resumed>) = 0 [pid 12539] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12540] <... sendmsg resumed>) = 0 [pid 12539] <... futex resumed>) = 0 [pid 12541] rt_sigprocmask(SIG_SETMASK, [], [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12539] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12540] <... sendmsg resumed>) = 0 [pid 12541] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12541] <... setsockopt resumed>) = 0 [pid 12540] <... sendmsg resumed>) = 0 [pid 12541] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12541] <... futex resumed>) = 1 [pid 12540] <... sendmsg resumed>) = 0 [pid 12539] <... futex resumed>) = 0 [pid 12541] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12540] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12540] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12539] exit_group(0 [pid 12540] <... futex resumed>) = ? [pid 12541] <... futex resumed>) = 231 [pid 12539] <... exit_group resumed>) = ? [pid 12541] +++ exited with 0 +++ [pid 12540] +++ exited with 0 +++ [pid 12539] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12539, si_uid=0, si_status=0, 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 12542 attached , child_tidptr=0x555575da9750) = 12542 [pid 12542] set_robust_list(0x555575da9760, 24) = 0 [pid 12542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12542] setpgid(0, 0) = 0 [pid 12542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12542] write(3, "1000", 4) = 4 executing program [pid 12542] close(3) = 0 [pid 12542] write(1, "executing program\n", 18) = 18 [pid 12542] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12542] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12542] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12543]}, 88) = 12543 ./strace-static-x86_64: Process 12543 attached [pid 12542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12542] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12542] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12543] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12543] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12543] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12542] <... futex resumed>) = 0 [pid 12542] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12542] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12542] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12542] <... clone3 resumed> => {parent_tid=[12544]}, 88) = 12544 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12543] <... sendmsg resumed>) = 0 [pid 12542] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12542] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12543] <... sendmsg resumed>) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_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 12544 attached [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12543] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12543] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12544] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12544] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12544] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12542] <... futex resumed>) = 0 [pid 12544] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12542] exit_group(0 [pid 12544] <... futex resumed>) = ? [pid 12543] <... futex resumed>) = ? [pid 12542] <... exit_group resumed>) = ? [pid 12543] +++ exited with 0 +++ [pid 12544] +++ exited with 0 +++ [pid 12542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12545 ./strace-static-x86_64: Process 12545 attached [pid 12545] set_robust_list(0x555575da9760, 24) = 0 [pid 12545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12545] setpgid(0, 0) = 0 [pid 12545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12545] write(3, "1000", 4) = 4 [pid 12545] close(3) = 0 [pid 12545] write(1, "executing program\n", 18executing program ) = 18 [pid 12545] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12545] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12545] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12546 attached => {parent_tid=[12546]}, 88) = 12546 [pid 12546] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12546] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12545] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12546] <... futex resumed>) = 0 [pid 12546] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12545] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12546] <... socketpair resumed>[3, 4]) = 0 [pid 12546] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12545] <... futex resumed>) = 0 [pid 12545] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12545] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12545] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12545] <... clone3 resumed> => {parent_tid=[12547]}, 88) = 12547 [pid 12545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12545] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12545] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12547 attached [pid 12547] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12547] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12547] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12545] <... futex resumed>) = 0 [pid 12547] <... futex resumed>) = 1 [pid 12547] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12546] <... sendmsg resumed>) = 0 [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12546] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12546] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12545] exit_group(0 [pid 12547] <... futex resumed>) = ? [pid 12546] <... futex resumed>) = ? [pid 12545] <... exit_group resumed>) = ? [pid 12546] +++ exited with 0 +++ [pid 12547] +++ exited with 0 +++ [pid 12545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12548 ./strace-static-x86_64: Process 12548 attached [pid 12548] set_robust_list(0x555575da9760, 24) = 0 [pid 12548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12548] setpgid(0, 0) = 0 [pid 12548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12548] write(3, "1000", 4) = 4 [pid 12548] close(3) = 0 [pid 12548] write(1, "executing program\n", 18executing program ) = 18 [pid 12548] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12548] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12548] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12548] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12549 attached [pid 12549] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12549] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12548] <... clone3 resumed> => {parent_tid=[12549]}, 88) = 12549 [pid 12548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12548] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12549] <... futex resumed>) = 0 [pid 12548] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12549] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12549] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12549] <... futex resumed>) = 0 [pid 12549] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12548] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12549] <... futex resumed>) = 0 [pid 12548] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12548] <... futex resumed>) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12549] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12549] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12548] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12550 attached => {parent_tid=[12550]}, 88) = 12550 [pid 12550] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12548] rt_sigprocmask(SIG_SETMASK, [], [pid 12550] <... set_robust_list resumed>) = 0 [pid 12550] rt_sigprocmask(SIG_SETMASK, [], [pid 12548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12550] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12548] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12550] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12548] <... futex resumed>) = 0 [pid 12548] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12550] <... setsockopt resumed>) = 0 [pid 12550] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12548] <... futex resumed>) = 0 [pid 12550] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12548] exit_group(0) = ? [pid 12549] <... futex resumed>) = ? [pid 12549] +++ exited with 0 +++ [pid 12550] <... futex resumed>) = ? [pid 12550] +++ exited with 0 +++ [pid 12548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12548, si_uid=0, si_status=0, 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 12551 attached , child_tidptr=0x555575da9750) = 12551 [pid 12551] set_robust_list(0x555575da9760, 24) = 0 [pid 12551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12551] setpgid(0, 0) = 0 [pid 12551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12551] write(3, "1000", 4) = 4 [pid 12551] close(3) = 0 executing program [pid 12551] write(1, "executing program\n", 18) = 18 [pid 12551] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12551] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12551] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12552 attached [pid 12552] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12552] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12552] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12551] <... clone3 resumed> => {parent_tid=[12552]}, 88) = 12552 [pid 12551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12551] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12552] <... futex resumed>) = 0 [pid 12551] <... futex resumed>) = 1 [pid 12552] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12551] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12552] <... socketpair resumed>[3, 4]) = 0 [pid 12552] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12552] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12551] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12552] <... futex resumed>) = 0 [pid 12551] <... futex resumed>) = 1 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12551] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12551] <... futex resumed>) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12552] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12552] <... sendmsg resumed>) = 0 [pid 12551] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12552] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12551] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12552] <... futex resumed>) = 0 [pid 12551] <... mprotect resumed>) = 0 [pid 12552] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12553]}, 88) = 12553 [pid 12551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12551] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12551] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12553 attached [pid 12553] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12553] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12553] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12551] <... futex resumed>) = 0 [pid 12551] exit_group(0) = ? [pid 12552] <... futex resumed>) = ? [pid 12552] +++ exited with 0 +++ [pid 12553] +++ exited with 0 +++ [pid 12551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12551, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 12554 attached , child_tidptr=0x555575da9750) = 12554 [pid 12554] set_robust_list(0x555575da9760, 24) = 0 [pid 12554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12554] setpgid(0, 0) = 0 [pid 12554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12554] write(3, "1000", 4) = 4 [pid 12554] close(3) = 0 [pid 12554] write(1, "executing program\n", 18executing program ) = 18 [pid 12554] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12554] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12554] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12554] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12554] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12555 attached [pid 12555] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12555] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12554] <... clone3 resumed> => {parent_tid=[12555]}, 88) = 12555 [pid 12554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12554] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12555] <... futex resumed>) = 0 [pid 12555] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12554] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12555] <... socketpair resumed>[3, 4]) = 0 [pid 12555] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12555] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12554] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12555] <... futex resumed>) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12554] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12554] <... futex resumed>) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12554] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12555] <... sendmsg resumed>) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12555] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12555] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12554] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12554] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12556 attached [pid 12556] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12554] <... clone3 resumed> => {parent_tid=[12556]}, 88) = 12556 [pid 12556] <... set_robust_list resumed>) = 0 [pid 12556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12556] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12554] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12556] <... futex resumed>) = 0 [pid 12554] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12556] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12556] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12554] <... futex resumed>) = 0 [pid 12556] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12554] exit_group(0 [pid 12555] <... futex resumed>) = ? [pid 12554] <... exit_group resumed>) = ? [pid 12555] +++ exited with 0 +++ [pid 12556] <... futex resumed>) = ? [pid 12556] +++ exited with 0 +++ [pid 12554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12557 ./strace-static-x86_64: Process 12557 attached [pid 12557] set_robust_list(0x555575da9760, 24) = 0 [pid 12557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12557] setpgid(0, 0) = 0 [pid 12557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12557] write(3, "1000", 4) = 4 [pid 12557] close(3) = 0 [pid 12557] write(1, "executing program\n", 18executing program ) = 18 [pid 12557] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12557] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12557] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12557] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12557] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12558 attached => {parent_tid=[12558]}, 88) = 12558 [pid 12558] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12558] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12557] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12558] <... futex resumed>) = 0 [pid 12558] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12557] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12558] <... socketpair resumed>[3, 4]) = 0 [pid 12558] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12558] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12557] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12557] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12558] <... futex resumed>) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12557] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12558] <... sendmsg resumed>) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12558] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12557] <... futex resumed>) = 0 [pid 12558] <... sendmsg resumed>) = 0 [pid 12558] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12558] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12557] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12557] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12559 attached => {parent_tid=[12559]}, 88) = 12559 [pid 12559] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12559] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12557] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12559] <... futex resumed>) = 0 [pid 12559] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12559] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12559] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12557] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 12557] exit_group(0 [pid 12558] <... futex resumed>) = ? [pid 12557] <... exit_group resumed>) = ? [pid 12558] +++ exited with 0 +++ [pid 12559] <... futex resumed>) = ? [pid 12559] +++ exited with 0 +++ [pid 12557] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12557, si_uid=0, si_status=0, 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 12560 attached , child_tidptr=0x555575da9750) = 12560 [pid 12560] set_robust_list(0x555575da9760, 24) = 0 [pid 12560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12560] setpgid(0, 0) = 0 [pid 12560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12560] write(3, "1000", 4) = 4 [pid 12560] close(3) = 0 [pid 12560] write(1, "executing program\n", 18executing program ) = 18 [pid 12560] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12560] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12560] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12560] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12560] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12561 attached => {parent_tid=[12561]}, 88) = 12561 [pid 12561] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12561] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12560] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12561] <... futex resumed>) = 0 [pid 12561] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 12560] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12561] <... socketpair resumed>[3, 4]) = 0 [pid 12561] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12560] <... futex resumed>) = 0 [pid 12560] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12560] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12560] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12560] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12560] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12560] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} => {parent_tid=[12562]}, 88) = 12562 [pid 12560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12560] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12560] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 12562 attached [pid 12562] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12562] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12562] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12560] <... futex resumed>) = 0 [pid 12562] <... futex resumed>) = 1 [pid 12562] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12561] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12561] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12560] exit_group(0 [pid 12562] <... futex resumed>) = ? [pid 12561] <... futex resumed>) = ? [pid 12560] <... exit_group resumed>) = ? [pid 12561] +++ exited with 0 +++ [pid 12562] +++ exited with 0 +++ [pid 12560] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12560, si_uid=0, si_status=0, 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 12563 attached , child_tidptr=0x555575da9750) = 12563 [pid 12563] set_robust_list(0x555575da9760, 24) = 0 [pid 12563] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12563] setpgid(0, 0) = 0 [pid 12563] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12563] write(3, "1000", 4) = 4 executing program [pid 12563] close(3) = 0 [pid 12563] write(1, "executing program\n", 18) = 18 [pid 12563] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12563] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12563] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12563] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12563] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12563] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12564]}, 88) = 12564 ./strace-static-x86_64: Process 12564 attached [pid 12563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12563] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12563] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12564] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12564] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12564] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12564] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12563] <... futex resumed>) = 0 [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12564] <... sendmsg resumed>) = 0 [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12564] <... sendmsg resumed>) = 0 [pid 12563] <... futex resumed>) = 0 [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12564] <... sendmsg resumed>) = 0 [pid 12563] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12564] <... sendmsg resumed>) = 0 [pid 12563] <... mprotect resumed>) = 0 [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12564] <... sendmsg resumed>) = 0 [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12564] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 12565 attached [pid 12565] set_robust_list(0x7f8ea29cd9a0, 24) = 0 [pid 12565] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12565] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] <... clone3 resumed> => {parent_tid=[12565]}, 88) = 12565 [pid 12564] <... sendmsg resumed>) = 0 [pid 12563] rt_sigprocmask(SIG_SETMASK, [], [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12563] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12564] <... sendmsg resumed>) = 0 [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] <... futex resumed>) = 1 [pid 12565] <... futex resumed>) = 0 [pid 12565] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 12565] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12565] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12563] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12564] <... sendmsg resumed>) = 0 [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12563] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12564] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 12564] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12563] exit_group(0 [pid 12565] <... futex resumed>) = ? [pid 12563] <... exit_group resumed>) = ? [pid 12565] +++ exited with 0 +++ [pid 12564] <... futex resumed>) = ? [pid 12564] +++ exited with 0 +++ [pid 12563] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12563, si_uid=0, si_status=0, 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 12566 attached , child_tidptr=0x555575da9750) = 12566 [pid 12566] set_robust_list(0x555575da9760, 24) = 0 [pid 12566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12566] setpgid(0, 0) = 0 [pid 12566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12566] write(3, "1000", 4) = 4 [pid 12566] close(3) = 0 [pid 12566] write(1, "executing program\n", 18executing program ) = 18 [pid 12566] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12566] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12566] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12566] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0}./strace-static-x86_64: Process 12567 attached => {parent_tid=[12567]}, 88) = 12567 [pid 12567] set_robust_list(0x7f8ea29ee9a0, 24 [pid 12566] rt_sigprocmask(SIG_SETMASK, [], [pid 12567] <... set_robust_list resumed>) = 0 [pid 12567] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12567] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12566] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000 [pid 12567] <... futex resumed>) = 0 [pid 12566] <... futex resumed>) = 1 [pid 12567] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12566] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12567] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 12567] <... futex resumed>) = 0 [pid 12567] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12566] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12567] <... futex resumed>) = 0 [pid 12566] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12566] <... futex resumed>) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12566] <... mmap resumed>) = 0x7f8ea29ad000 [pid 12566] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE [pid 12567] <... sendmsg resumed>) = 0 [pid 12566] <... mprotect resumed>) = 0 [pid 12567] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12566] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0} [pid 12567] <... sendmsg resumed>) = 0 [pid 12567] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12567] futex(0x7f8ea2ab8328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 12568 attached [pid 12568] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12566] <... clone3 resumed> => {parent_tid=[12568]}, 88) = 12568 [pid 12568] <... set_robust_list resumed>) = 0 [pid 12566] rt_sigprocmask(SIG_SETMASK, [], [pid 12568] rt_sigprocmask(SIG_SETMASK, [], [pid 12566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 12566] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000 [pid 12568] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12566] <... futex resumed>) = 0 [pid 12566] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12568] <... setsockopt resumed>) = 0 [pid 12568] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12566] <... futex resumed>) = 0 [pid 12568] futex(0x7f8ea2ab8338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 12566] exit_group(0) = ? [pid 12567] <... futex resumed>) = ? [pid 12567] +++ exited with 0 +++ [pid 12568] <... futex resumed>) = ? [pid 12568] +++ exited with 0 +++ [pid 12566] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12566, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555575da9750) = 12569 ./strace-static-x86_64: Process 12569 attached [pid 12569] set_robust_list(0x555575da9760, 24) = 0 [pid 12569] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 12569] setpgid(0, 0) = 0 [pid 12569] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 12569] write(3, "1000", 4) = 4 [pid 12569] close(3executing program ) = 0 [pid 12569] write(1, "executing program\n", 18) = 18 [pid 12569] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12569] rt_sigaction(SIGRT_1, {sa_handler=0x7f8ea2a53b70, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f8ea2a006a0}, NULL, 8) = 0 [pid 12569] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 12569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ce000 [pid 12569] mprotect(0x7f8ea29cf000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12569] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29ee990, parent_tid=0x7f8ea29ee990, exit_signal=0, stack=0x7f8ea29ce000, stack_size=0x20240, tls=0x7f8ea29ee6c0} => {parent_tid=[12570]}, 88) = 12570 ./strace-static-x86_64: Process 12570 attached [pid 12569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12569] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12569] futex(0x7f8ea2ab832c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12570] set_robust_list(0x7f8ea29ee9a0, 24) = 0 [pid 12570] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12570] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 12570] futex(0x7f8ea2ab832c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 12569] <... futex resumed>) = 0 [pid 12569] futex(0x7f8ea2ab8328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12569] futex(0x7f8ea2ab833c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12569] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f8ea29ad000 [pid 12569] mprotect(0x7f8ea29ae000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 12569] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 12569] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f8ea29cd990, parent_tid=0x7f8ea29cd990, exit_signal=0, stack=0x7f8ea29ad000, stack_size=0x20240, tls=0x7f8ea29cd6c0}./strace-static-x86_64: Process 12571 attached [pid 12570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12569] <... clone3 resumed> => {parent_tid=[12571]}, 88) = 12571 [pid 12571] set_robust_list(0x7f8ea29cd9a0, 24 [pid 12570] <... sendmsg resumed>) = 0 [pid 12570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 12571] <... set_robust_list resumed>) = 0 [pid 12569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12569] futex(0x7f8ea2ab8338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 12569] futex(0x7f8ea2ab833c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 12571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 12571] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 12570] <... sendmsg resumed>) = 0 [pid 12570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 12570] sendmsg(4, {msg_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 12570] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [ 283.770259][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 283.776718][ C0] rcu: 0-...!: (9999 ticks this GP) idle=d1e/1/0x4000000000000000 softirq=11232/11232 fqs=0 last_accelerate: d24b/f95b dyntick_enabled: 1 [ 283.790699][ C0] (t=10000 jiffies g=26685 q=25) [ 283.795528][ C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g26685 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 283.806721][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 283.816522][ C0] rcu: RCU grace-period kthread stack dump: [ 283.822260][ C0] task:rcu_preempt state:I stack: 0 pid: 13 ppid: 2 flags:0x00004000 [ 283.831284][ C0] Call Trace: [ 283.834436][ C0] __schedule+0xbe6/0x1330 [ 283.838669][ C0] ? release_firmware_map_entry+0x18d/0x18d [ 283.844401][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 283.849686][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 283.854370][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 283.859326][ C0] schedule+0x13d/0x1d0 [ 283.863311][ C0] schedule_timeout+0x18c/0x360 [ 283.867998][ C0] ? prepare_to_swait_event+0x39f/0x3e0 [ 283.873381][ C0] ? console_conditional_schedule+0x10/0x10 [ 283.879109][ C0] ? run_local_timers+0x160/0x160 [ 283.883969][ C0] ? __note_gp_changes+0x2d8/0x6f0 [ 283.888937][ C0] rcu_gp_kthread+0xefc/0x23a0 [ 283.893520][ C0] ? dump_blkd_tasks+0x7e0/0x7e0 [ 283.898293][ C0] ? rcu_barrier_callback+0x50/0x50 [ 283.903328][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 283.908014][ C0] ? __kasan_check_read+0x11/0x20 [ 283.912876][ C0] ? __kthread_parkme+0xb9/0x1c0 [ 283.917650][ C0] kthread+0x34b/0x3d0 [ 283.921550][ C0] ? rcu_barrier_callback+0x50/0x50 [ 283.926581][ C0] ? kthread_blkcg+0xd0/0xd0 [ 283.931007][ C0] ret_from_fork+0x1f/0x30 [ 283.935284][ C0] NMI backtrace for cpu 0 [ 283.939438][ C0] CPU: 0 PID: 12570 Comm: syz-executor228 Not tainted 5.10.236-syzkaller #0 [ 283.947930][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 283.957829][ C0] Call Trace: [ 283.960944][ C0] [ 283.963647][ C0] dump_stack_lvl+0x1e2/0x24b [ 283.968158][ C0] ? panic+0x812/0x812 [ 283.972062][ C0] ? bfq_pos_tree_add_move+0x43b/0x43b [ 283.977358][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 283.982654][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 283.987341][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 283.993239][ C0] dump_stack+0x15/0x17 [ 283.997233][ C0] nmi_trigger_cpumask_backtrace+0x2b5/0x300 [ 284.003051][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 284.008958][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 284.014677][ C0] rcu_dump_cpu_stacks+0x199/0x2b0 [ 284.019625][ C0] rcu_sched_clock_irq+0xf8a/0x1890 [ 284.024665][ C0] ? rcutree_dead_cpu+0x340/0x340 [ 284.029522][ C0] ? hrtimer_run_queues+0x15f/0x440 [ 284.034562][ C0] update_process_times+0x198/0x200 [ 284.039761][ C0] tick_sched_timer+0x188/0x240 [ 284.044449][ C0] ? tick_setup_sched_timer+0x480/0x480 [ 284.049831][ C0] __hrtimer_run_queues+0x3d7/0xa50 [ 284.054870][ C0] ? hrtimer_interrupt+0x8b0/0x8b0 [ 284.059822][ C0] ? clockevents_program_event+0x214/0x2c0 [ 284.065451][ C0] ? ktime_get_update_offsets_now+0x266/0x280 [ 284.071356][ C0] hrtimer_interrupt+0x39a/0x8b0 [ 284.076132][ C0] __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 284.081856][ C0] asm_call_irq_on_stack+0xf/0x20 [ 284.086711][ C0] [ 284.089500][ C0] sysvec_apic_timer_interrupt+0x85/0xe0 [ 284.094966][ C0] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 284.100789][ C0] RIP: 0010:kvm_wait+0xfc/0x150 [ 284.105478][ C0] Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 65 5d d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 56 5d d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04 [ 284.124918][ C0] RSP: 0018:ffffc90004827680 EFLAGS: 00000246 [ 284.130815][ C0] RAX: 0000000000000003 RBX: 1ffff92000904ed4 RCX: ffffffff8150d8d4 [ 284.138620][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc900048276c0 [ 284.146427][ C0] RBP: ffffc90004827730 R08: dffffc0000000000 R09: ffffed1023492b32 [ 284.154240][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 284.162049][ C0] R13: ffff88811a495988 R14: 0000000000000003 R15: 0000000000000246 [ 284.169881][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 284.175943][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 284.181928][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 284.186877][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 284.192954][ C0] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 284.198861][ C0] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 284.205103][ C0] ? yield_to_task_fair+0x150/0x150 [ 284.210140][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 284.214910][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 284.219949][ C0] ? selinux_socket_sendmsg+0x243/0x340 [ 284.225324][ C0] lock_sock_nested+0x92/0x300 [ 284.229928][ C0] ? sock_init_data+0xc0/0xc0 [ 284.234447][ C0] tipc_sendstream+0x47/0x70 [ 284.238866][ C0] ? tipc_getsockopt+0x790/0x790 [ 284.243636][ C0] ____sys_sendmsg+0x59e/0x8f0 [ 284.248234][ C0] ? iovec_from_user+0x60/0x330 [ 284.252932][ C0] ? __import_iovec+0x253/0x3b0 [ 284.257615][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 284.262475][ C0] ___sys_sendmsg+0x252/0x2e0 [ 284.266983][ C0] ? __sys_sendmsg+0x280/0x280 [ 284.271610][ C0] ? finish_task_switch+0x130/0x5a0 [ 284.276619][ C0] ? __schedule+0xbee/0x1330 [ 284.281049][ C0] ? __kasan_check_write+0x14/0x20 [ 284.285996][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 284.290951][ C0] ? __fdget+0x1bc/0x240 [ 284.295016][ C0] __se_sys_sendmsg+0x1b1/0x280 [ 284.299704][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 284.304738][ C0] ? __x64_sys_sendmsg+0x90/0x90 [ 284.309515][ C0] ? fpu__clear_all+0x20/0x20 [ 284.314024][ C0] __x64_sys_sendmsg+0x7b/0x90 [ 284.318631][ C0] do_syscall_64+0x31/0x40 [ 284.322880][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 284.328610][ C0] RIP: 0033:0x7f8ea2a2ded9 [ 284.332864][ C0] 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 [ 284.352300][ C0] RSP: 002b:00007f8ea29ee158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 284.360646][ C0] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f8ea2a2ded9 [ 284.368439][ C0] RDX: 0000000000000000 RSI: 00002000000002c0 RDI: 0000000000000004 [ 284.376253][ C0] RBP: 00002000000002c0 R08: 0000000000000000 R09: 0000000000000000 [ 284.384062][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ea2ab832c [ 284.391873][ C0] R13: 0000000000000000 R14: 00007ffdc2ecd3a0 R15: 00007ffdc2ecd488 [ 330.946452][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor228:12571] [ 330.955039][ C1] Modules linked in: [ 330.958794][ C1] CPU: 1 PID: 12571 Comm: syz-executor228 Not tainted 5.10.236-syzkaller #0 [ 330.967278][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 330.977196][ C1] RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x90 [ 330.983772][ C1] Code: 08 03 00 00 00 48 89 44 0a 10 48 89 74 0a 18 4c 89 44 0a 20 49 ff c1 4c 89 09 5d c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <55> 48 89 e5 4c 8b 45 08 65 48 8b 15 d0 a9 97 7e 65 8b 05 d5 a9 97 [ 331.003672][ C1] RSP: 0018:ffffc900048968f8 EFLAGS: 00000246 [ 331.009569][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 331.017374][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 331.025189][ C1] RBP: ffffc90004896b90 R08: dffffc0000000000 R09: ffffed1023492b32 [ 331.033000][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 331.040810][ C1] R13: ffffc90004896d80 R14: 00000000d32e0ce4 R15: ffffc90004896d80 [ 331.048621][ C1] FS: 00007f8ea29cd6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 331.057473][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 331.063895][ C1] CR2: 00007f8ea2ab929c CR3: 00000001165e1000 CR4: 00000000003506a0 [ 331.071723][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 331.079520][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 331.087334][ C1] Call Trace: [ 331.090481][ C1] ? tipc_sk_rcv+0x4cd/0x1e30 [ 331.094974][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 331.100618][ C1] ? __stack_depot_save+0x468/0x4d0 [ 331.105645][ C1] ? kmem_cache_free+0xa9/0x1e0 [ 331.110333][ C1] ? kasan_set_free_info+0x23/0x40 [ 331.115279][ C1] ? ____kasan_slab_free+0x121/0x160 [ 331.120398][ C1] ? __kasan_slab_free+0x11/0x20 [ 331.125173][ C1] ? slab_free_freelist_hook+0xc0/0x190 [ 331.130558][ C1] ? kfree_skbmem+0x104/0x170 [ 331.135067][ C1] ? kfree_skb+0xc1/0x320 [ 331.139234][ C1] ? tipc_sk_rcv+0x8a1/0x1e30 [ 331.143746][ C1] ? tipc_node_xmit+0x34b/0xe30 [ 331.148434][ C1] ? __skb_queue_purge+0x180/0x180 [ 331.153383][ C1] tipc_node_xmit+0x34b/0xe30 [ 331.157894][ C1] ? ____kasan_slab_free+0x12c/0x160 [ 331.163016][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 331.168396][ C1] ? __kasan_slab_free+0x11/0x20 [ 331.173170][ C1] ? slab_free_freelist_hook+0xc0/0x190 [ 331.178552][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 331.183595][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 331.188621][ C1] ? trace_tipc_sk_rej_msg+0x2b/0x6f0 [ 331.193826][ C1] tipc_sk_rcv+0x177d/0x1e30 [ 331.198299][ C1] ? __skb_queue_purge+0x180/0x180 [ 331.203203][ C1] tipc_node_xmit+0x34b/0xe30 [ 331.207810][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 331.212680][ C1] ? __kernel_text_address+0x9b/0x110 [ 331.217880][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 331.223256][ C1] ? arch_stack_walk+0xf3/0x140 [ 331.227946][ C1] tipc_sk_filter_rcv+0x1da8/0x3e00 [ 331.232985][ C1] ? tipc_sk_dump+0xf50/0xf50 [ 331.237492][ C1] ? __kasan_check_write+0x14/0x20 [ 331.242445][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 331.247300][ C1] ? kmem_cache_free+0xa9/0x1e0 [ 331.251991][ C1] tipc_sk_rcv+0x8a1/0x1e30 [ 331.256331][ C1] ? __skb_queue_purge+0x180/0x180 [ 331.261274][ C1] ? tipc_sk_filter_rcv+0x3583/0x3e00 [ 331.266483][ C1] tipc_node_xmit+0x34b/0xe30 [ 331.270997][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 331.276377][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 331.281414][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 331.286445][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 331.291390][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 331.296164][ C1] ? irqentry_exit+0x4f/0x60 [ 331.300592][ C1] __release_sock+0x148/0x410 [ 331.305105][ C1] sock_setsockopt+0x1e3b/0x2e00 [ 331.309878][ C1] ? __sock_set_mark+0x160/0x160 [ 331.314653][ C1] ? selinux_socket_getsockopt+0x340/0x340 [ 331.320297][ C1] ? security_socket_setsockopt+0x82/0xb0 [ 331.325847][ C1] __sys_setsockopt+0x3bf/0x7e0 [ 331.330535][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 331.335568][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 331.340178][ C1] ? fpu__clear_all+0x20/0x20 [ 331.344687][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 331.349543][ C1] do_syscall_64+0x31/0x40 [ 331.353796][ C1] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 331.359521][ C1] RIP: 0033:0x7f8ea2a2ded9 [ 331.363794][ 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 [ 331.383214][ C1] RSP: 002b:00007f8ea29cd158 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 331.391463][ C1] RAX: ffffffffffffffda RBX: 00007f8ea2ab8338 RCX: 00007f8ea2a2ded9 [ 331.399270][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 331.407089][ C1] RBP: 00007f8ea2ab8330 R08: 0000000000000004 R09: 0000000000000000 [ 331.414893][ C1] R10: 0000200000000540 R11: 0000000000000246 R12: 00007f8ea2ab833c [ 331.422707][ C1] R13: 0000000000000000 R14: 00007ffdc2ecd3a0 R15: 00007ffdc2ecd488 [ 331.430542][ C1] Sending NMI from CPU 1 to CPUs 0: [ 331.436027][ C0] NMI backtrace for cpu 0 [ 331.436037][ C0] CPU: 0 PID: 12570 Comm: syz-executor228 Not tainted 5.10.236-syzkaller #0 [ 331.436044][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 331.436047][ C0] RIP: 0010:kvm_wait+0xfc/0x150 [ 331.436058][ C0] Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d 65 5d d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 56 5d d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04 [ 331.436062][ C0] RSP: 0018:ffffc90004827680 EFLAGS: 00000246 [ 331.436071][ C0] RAX: 0000000000000003 RBX: 1ffff92000904ed4 RCX: ffffffff8150d8d4 [ 331.436076][ C0] RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc900048276c0 [ 331.436080][ C0] RBP: ffffc90004827730 R08: dffffc0000000000 R09: ffffed1023492b32 [ 331.436085][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 331.436090][ C0] R13: ffff88811a495988 R14: 0000000000000003 R15: 0000000000000246 [ 331.436096][ C0] FS: 00007f8ea29ee6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 331.436100][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 331.436105][ C0] CR2: 00007f8ea29cdd58 CR3: 00000001165e1000 CR4: 00000000003506b0 [ 331.436109][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 331.436114][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 331.436117][ C0] Call Trace: [ 331.436121][ C0] ? asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 331.436124][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 331.436128][ C0] ? __pv_queued_spin_lock_slowpath+0x6d4/0xc70 [ 331.436132][ C0] __pv_queued_spin_lock_slowpath+0x72f/0xc70 [ 331.436136][ C0] ? __pv_queued_spin_unlock_slowpath+0x280/0x280 [ 331.436140][ C0] ? yield_to_task_fair+0x150/0x150 [ 331.436143][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 331.436146][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 331.436150][ C0] ? selinux_socket_sendmsg+0x243/0x340 [ 331.436153][ C0] lock_sock_nested+0x92/0x300 [ 331.436157][ C0] ? sock_init_data+0xc0/0xc0 [ 331.436160][ C0] tipc_sendstream+0x47/0x70 [ 331.436163][ C0] ? tipc_getsockopt+0x790/0x790 [ 331.436166][ C0] ____sys_sendmsg+0x59e/0x8f0 [ 331.436170][ C0] ? iovec_from_user+0x60/0x330 [ 331.436173][ C0] ? __import_iovec+0x253/0x3b0 [ 331.436176][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 331.436179][ C0] ___sys_sendmsg+0x252/0x2e0 [ 331.436183][ C0] ? __sys_sendmsg+0x280/0x280 [ 331.436186][ C0] ? finish_task_switch+0x130/0x5a0 [ 331.436189][ C0] ? __schedule+0xbee/0x1330 [ 331.436193][ C0] ? __kasan_check_write+0x14/0x20 [ 331.436196][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 331.436199][ C0] ? __fdget+0x1bc/0x240 [ 331.436202][ C0] __se_sys_sendmsg+0x1b1/0x280 [ 331.436206][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 331.436209][ C0] ? __x64_sys_sendmsg+0x90/0x90 [ 331.436212][ C0] ? fpu__clear_all+0x20/0x20 [ 331.436216][ C0] __x64_sys_sendmsg+0x7b/0x90 [ 331.436219][ C0] do_syscall_64+0x31/0x40 [ 331.436223][ C0] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 331.436226][ C0] RIP: 0033:0x7f8ea2a2ded9 [ 331.436237][ C0] 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 [ 331.436241][ C0] RSP: 002b:00007f8ea29ee158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 331.436249][ C0] RAX: ffffffffffffffda RBX: 0000000000000019 RCX: 00007f8ea2a2ded9 [ 331.436254][ C0] RDX: 0000000000000000 RSI: 00002000000002c0 RDI: 0000000000000004 [ 331.436259][ C0] RBP: 00002000000002c0 R08: 0000000000000000 R09: 0000000000000000 [ 331.436264][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8ea2ab832c [ 331.436269][ C0] R13: 0000000000000000 R14: 00007ffdc2ecd3a0 R15: 00007ffdc2ecd488