./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1667551605 <...> g(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2983] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2983] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2982] exit_group(0) = ? [pid 2984] <... futex resumed>) = ? [pid 2983] <... futex resumed>) = ? [pid 2984] +++ exited with 0 +++ [pid 2983] +++ exited with 0 +++ [pid 2982] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2982, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 2985 ./strace-static-x86_64: Process 2985 attached [pid 2985] set_robust_list(0x555574f366a0, 24) = 0 [pid 2985] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2985] setpgid(0, 0) = 0 [pid 2985] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2985] write(3, "1000", 4) = 4 executing program [pid 2985] close(3) = 0 [pid 2985] write(1, "executing program\n", 18) = 18 [pid 2985] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2985] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 2985] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 2985] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2985] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2985] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 2986 attached => {parent_tid=[2986]}, 88) = 2986 [pid 2985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2985] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2985] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2986] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 2986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2986] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2986] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2985] <... futex resumed>) = 0 [pid 2985] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2985] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2985] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 2985] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2985] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2985] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 2987 attached [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2985] <... clone3 resumed> => {parent_tid=[2987]}, 88) = 2987 [pid 2985] rt_sigprocmask(SIG_SETMASK, [], [pid 2987] set_robust_list(0x7f177f54a9a0, 24 [pid 2985] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2987] <... set_robust_list resumed>) = 0 [pid 2987] rt_sigprocmask(SIG_SETMASK, [], [pid 2985] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2987] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2985] <... futex resumed>) = 0 [pid 2987] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2985] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2987] <... setsockopt resumed>) = 0 [pid 2987] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2985] <... futex resumed>) = 0 [pid 2986] <... sendmsg resumed>) = 0 [pid 2987] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2986] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2986] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2985] exit_group(0 [pid 2987] <... futex resumed>) = ? [pid 2986] <... futex resumed>) = ? [pid 2985] <... exit_group resumed>) = ? [pid 2987] +++ exited with 0 +++ [pid 2986] +++ exited with 0 +++ [pid 2985] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2985, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 2988 ./strace-static-x86_64: Process 2988 attached [pid 2988] set_robust_list(0x555574f366a0, 24) = 0 [pid 2988] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2988] setpgid(0, 0) = 0 [pid 2988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2988] write(3, "1000", 4) = 4 [pid 2988] close(3) = 0 [pid 2988] write(1, "executing program\n", 18executing program ) = 18 [pid 2988] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2988] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 2988] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 2988] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2988] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 2989 attached [pid 2989] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 2989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2989] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2988] <... clone3 resumed> => {parent_tid=[2989]}, 88) = 2989 [pid 2988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2988] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2989] <... futex resumed>) = 0 [pid 2989] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2988] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2989] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2989] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2988] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2989] <... futex resumed>) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2988] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2989] <... sendmsg resumed>) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2989] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2989] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2988] <... futex resumed>) = 0 [pid 2988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 2988] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2988] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 2990 attached => {parent_tid=[2990]}, 88) = 2990 [pid 2990] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 2990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2990] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2988] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2990] <... futex resumed>) = 0 [pid 2988] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2990] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2990] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2988] <... futex resumed>) = 0 [pid 2990] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2988] exit_group(0) = ? [pid 2989] <... futex resumed>) = ? [pid 2989] +++ exited with 0 +++ [pid 2990] <... futex resumed>) = ? [pid 2990] +++ exited with 0 +++ [pid 2988] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2988, 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=0x555574f36690) = 2991 ./strace-static-x86_64: Process 2991 attached [pid 2991] set_robust_list(0x555574f366a0, 24) = 0 [pid 2991] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2991] setpgid(0, 0) = 0 [pid 2991] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2991] write(3, "1000", 4) = 4 [pid 2991] close(3) = 0 [pid 2991] write(1, "executing program\n", 18executing program ) = 18 [pid 2991] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2991] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 2991] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 2991] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[2992]}, 88) = 2992 ./strace-static-x86_64: Process 2992 attached [pid 2992] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 2992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2992] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2991] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2991] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2992] <... futex resumed>) = 0 [pid 2992] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2992] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2992] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2991] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 2991] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2992] <... futex resumed>) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2991] <... futex resumed>) = 0 [pid 2992] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2991] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2992] <... sendmsg resumed>) = 0 [pid 2991] <... mmap resumed>) = 0x7f177f52a000 [pid 2992] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2991] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 2992] <... futex resumed>) = 0 [pid 2992] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2991] <... mprotect resumed>) = 0 [pid 2991] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2991] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 2993 attached => {parent_tid=[2993]}, 88) = 2993 [pid 2993] set_robust_list(0x7f177f54a9a0, 24 [pid 2991] rt_sigprocmask(SIG_SETMASK, [], [pid 2993] <... set_robust_list resumed>) = 0 [pid 2991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2991] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 2993] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2991] <... futex resumed>) = 0 [pid 2991] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2993] <... setsockopt resumed>) = 0 [pid 2993] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2993] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2991] <... futex resumed>) = 0 [pid 2991] exit_group(0) = ? [pid 2992] <... futex resumed>) = ? [pid 2992] +++ exited with 0 +++ [pid 2993] <... futex resumed>) = ? [pid 2993] +++ exited with 0 +++ [pid 2991] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2991, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 2994 ./strace-static-x86_64: Process 2994 attached [pid 2994] set_robust_list(0x555574f366a0, 24) = 0 [pid 2994] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2994] setpgid(0, 0) = 0 [pid 2994] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2994] write(3, "1000", 4) = 4 [pid 2994] close(3) = 0 [pid 2994] write(1, "executing program\n", 18executing program ) = 18 [pid 2994] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2994] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 2994] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 2994] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2994] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 2995 attached => {parent_tid=[2995]}, 88) = 2995 [pid 2995] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 2995] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2995] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2994] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2994] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2995] <... futex resumed>) = 0 [pid 2995] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 2994] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2995] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2995] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2994] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2995] <... futex resumed>) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2994] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2994] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2994] <... mmap resumed>) = 0x7f177f52a000 [pid 2995] <... sendmsg resumed>) = 0 [pid 2994] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2994] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2994] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2995] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2995] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2994] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[2996]}, 88) = 2996 ./strace-static-x86_64: Process 2996 attached [pid 2994] rt_sigprocmask(SIG_SETMASK, [], [pid 2996] set_robust_list(0x7f177f54a9a0, 24 [pid 2994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2994] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2994] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2996] <... set_robust_list resumed>) = 0 [pid 2996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2996] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 2996] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2994] <... futex resumed>) = 0 [pid 2994] exit_group(0) = ? [pid 2995] <... futex resumed>) = ? [pid 2995] +++ exited with 0 +++ [pid 2996] +++ exited with 0 +++ [pid 2994] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2994, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 2997 ./strace-static-x86_64: Process 2997 attached [pid 2997] set_robust_list(0x555574f366a0, 24) = 0 [pid 2997] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 2997] setpgid(0, 0) = 0 [pid 2997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 2997] write(3, "1000", 4) = 4 [pid 2997] close(3) = 0 [pid 2997] write(1, "executing program\n", 18executing program ) = 18 [pid 2997] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2997] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 2997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 2997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 2997] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 2997] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 2997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 2998 attached => {parent_tid=[2998]}, 88) = 2998 [pid 2998] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 2998] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2998] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2997] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2998] <... futex resumed>) = 0 [pid 2998] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 2997] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2998] <... socketpair resumed>[3, 4]) = 0 [pid 2998] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2998] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 2997] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2998] <... futex resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 2998] <... sendmsg resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] <... futex resumed>) = 0 [pid 2998] <... sendmsg resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 2998] <... sendmsg resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] <... mmap resumed>) = 0x7f177f52a000 [pid 2998] <... sendmsg resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 2998] <... sendmsg resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] <... mprotect resumed>) = 0 [pid 2998] <... sendmsg resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 2998] <... sendmsg resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 2998] <... sendmsg resumed>) = 0 [pid 2997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 2997] <... clone3 resumed> => {parent_tid=[2999]}, 88) = 2999 ./strace-static-x86_64: Process 2999 attached [pid 2999] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 2999] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 2999] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] rt_sigprocmask(SIG_SETMASK, [], [pid 2998] <... sendmsg resumed>) = 0 [pid 2997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2997] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2999] <... futex resumed>) = 0 [pid 2998] <... sendmsg resumed>) = 0 [pid 2997] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 2999] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 2999] <... setsockopt resumed>) = 0 [pid 2999] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 2997] <... futex resumed>) = 0 [pid 2999] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2998] <... sendmsg resumed>) = 0 [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2998] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 2998] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 2998] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 2997] exit_group(0) = ? [pid 2998] <... futex resumed>) = ? [pid 2998] +++ exited with 0 +++ [pid 2999] <... futex resumed>) = ? [pid 2999] +++ exited with 0 +++ [pid 2997] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2997, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3000 ./strace-static-x86_64: Process 3000 attached [pid 3000] set_robust_list(0x555574f366a0, 24) = 0 [pid 3000] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3000] setpgid(0, 0) = 0 [pid 3000] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3000] write(3, "1000", 4) = 4 [pid 3000] close(3) = 0 [pid 3000] write(1, "executing program\n", 18executing program ) = 18 [pid 3000] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3000] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3000] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3000] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3000] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3001 attached => {parent_tid=[3001]}, 88) = 3001 [pid 3001] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3001] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3001] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3000] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3001] <... futex resumed>) = 0 [pid 3001] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3001] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3001] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3000] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3000] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3001] <... futex resumed>) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3000] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3000] <... futex resumed>) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3001] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3001] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3000] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3000] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3000] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3000] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3002 attached [pid 3002] set_robust_list(0x7f177f54a9a0, 24 [pid 3000] <... clone3 resumed> => {parent_tid=[3002]}, 88) = 3002 [pid 3002] <... set_robust_list resumed>) = 0 [pid 3002] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3002] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3000] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3002] <... futex resumed>) = 0 [pid 3002] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3002] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3002] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3000] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3000] exit_group(0 [pid 3001] <... futex resumed>) = ? [pid 3000] <... exit_group resumed>) = ? [pid 3001] +++ exited with 0 +++ [pid 3002] <... futex resumed>) = ? [pid 3002] +++ exited with 0 +++ [pid 3000] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3000, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3003 ./strace-static-x86_64: Process 3003 attached [pid 3003] set_robust_list(0x555574f366a0, 24) = 0 [pid 3003] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3003] setpgid(0, 0) = 0 [pid 3003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3003] write(3, "1000", 4) = 4 [pid 3003] close(3) = 0 [pid 3003] write(1, "executing program\n", 18executing program ) = 18 [pid 3003] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3003] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3003] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3003] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3003] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3004 attached => {parent_tid=[3004]}, 88) = 3004 [pid 3004] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3004] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3004] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3003] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3004] <... futex resumed>) = 0 [pid 3004] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3004] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3004] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3003] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3003] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3004] <... futex resumed>) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3003] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3003] <... futex resumed>) = 0 [pid 3004] <... sendmsg resumed>) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3004] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3004] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3003] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3003] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3005 attached [pid 3005] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3005] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3005] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3003] <... clone3 resumed> => {parent_tid=[3005]}, 88) = 3005 [pid 3003] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3003] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3005] <... futex resumed>) = 0 [pid 3005] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3005] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3005] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3003] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3003] exit_group(0 [pid 3004] <... futex resumed>) = ? [pid 3003] <... exit_group resumed>) = ? [pid 3004] +++ exited with 0 +++ [pid 3005] <... futex resumed>) = ? [pid 3005] +++ exited with 0 +++ [pid 3003] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3003, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3006 ./strace-static-x86_64: Process 3006 attached [pid 3006] set_robust_list(0x555574f366a0, 24) = 0 [pid 3006] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3006] setpgid(0, 0) = 0 [pid 3006] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3006] write(3, "1000", 4) = 4 [pid 3006] close(3executing program ) = 0 [pid 3006] write(1, "executing program\n", 18) = 18 [pid 3006] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3006] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3006] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3006] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3006] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3007 attached => {parent_tid=[3007]}, 88) = 3007 [pid 3006] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3006] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3006] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3007] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3007] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3007] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3007] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3006] <... futex resumed>) = 0 [pid 3006] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3006] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3006] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3006] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3006] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3006] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3008]}, 88) = 3008 [pid 3006] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3006] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3006] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3007] <... futex resumed>) = 1 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_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 3008 attached [pid 3008] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3008] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3008] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3008] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3006] <... futex resumed>) = 0 [pid 3008] <... futex resumed>) = 1 [pid 3008] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3007] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3007] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3007] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3006] exit_group(0) = ? [pid 3008] <... futex resumed>) = ? [pid 3007] <... futex resumed>) = ? [pid 3007] +++ exited with 0 +++ [pid 3008] +++ exited with 0 +++ [pid 3006] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3006, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3009 ./strace-static-x86_64: Process 3009 attached [pid 3009] set_robust_list(0x555574f366a0, 24) = 0 [pid 3009] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3009] setpgid(0, 0) = 0 [pid 3009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3009] write(3, "1000", 4) = 4 [pid 3009] close(3) = 0 executing program [pid 3009] write(1, "executing program\n", 18) = 18 [pid 3009] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3009] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3009] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3009] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3010]}, 88) = 3010 [pid 3009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3009] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3010 attached [pid 3010] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3010] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3010] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3010] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3009] <... futex resumed>) = 0 [pid 3009] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3009] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3009] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3011]}, 88) = 3011 [pid 3009] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3009] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3009] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3010] <... futex resumed>) = 1 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3010] sendmsg(4, {msg_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 3011 attached [pid 3011] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3011] rt_sigprocmask(SIG_SETMASK, [], [pid 3010] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3010] <... sendmsg resumed>) = 0 [pid 3011] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3010] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3011] <... setsockopt resumed>) = 0 [pid 3011] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3010] <... futex resumed>) = 0 [pid 3009] <... futex resumed>) = 0 [pid 3009] exit_group(0) = ? [pid 3011] <... futex resumed>) = ? [pid 3010] +++ exited with 0 +++ [pid 3011] +++ exited with 0 +++ [pid 3009] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3009, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3012 ./strace-static-x86_64: Process 3012 attached [pid 3012] set_robust_list(0x555574f366a0, 24) = 0 [pid 3012] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3012] setpgid(0, 0) = 0 [pid 3012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3012] write(3, "1000", 4) = 4 [pid 3012] close(3) = 0 executing program [pid 3012] write(1, "executing program\n", 18) = 18 [pid 3012] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3012] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3013 attached => {parent_tid=[3013]}, 88) = 3013 [pid 3013] set_robust_list(0x7f177f56b9a0, 24 [pid 3012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3012] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3013] <... set_robust_list resumed>) = 0 [pid 3013] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3013] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3013] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3012] <... futex resumed>) = 0 [pid 3012] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3012] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3012] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3012] <... clone3 resumed> => {parent_tid=[3014]}, 88) = 3014 [pid 3013] <... sendmsg resumed>) = 0 [pid 3012] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3012] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3013] <... sendmsg resumed>) = 0 [pid 3012] <... futex resumed>) = 0 [pid 3012] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3013] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3013] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3014 attached [pid 3014] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3014] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3014] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3014] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3012] <... futex resumed>) = 0 [pid 3012] exit_group(0) = ? [pid 3013] <... futex resumed>) = ? [pid 3013] +++ exited with 0 +++ [pid 3014] <... futex resumed>) = ? [pid 3014] +++ exited with 0 +++ [pid 3012] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3015 ./strace-static-x86_64: Process 3015 attached [pid 3015] set_robust_list(0x555574f366a0, 24) = 0 [pid 3015] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3015] setpgid(0, 0) = 0 [pid 3015] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3015] write(3, "1000", 4) = 4 [pid 3015] close(3) = 0 [pid 3015] write(1, "executing program\n", 18executing program ) = 18 [pid 3015] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3015] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3015] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3015] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3015] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3016 attached [pid 3016] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3016] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3016] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] <... clone3 resumed> => {parent_tid=[3016]}, 88) = 3016 [pid 3015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3015] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3016] <... futex resumed>) = 0 [pid 3016] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3015] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3016] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3016] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3015] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3016] <... futex resumed>) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3015] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3016] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3016] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] <... futex resumed>) = 0 [pid 3015] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3015] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3015] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3015] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3017 attached [pid 3017] set_robust_list(0x7f177f54a9a0, 24 [pid 3015] <... clone3 resumed> => {parent_tid=[3017]}, 88) = 3017 [pid 3017] <... set_robust_list resumed>) = 0 [pid 3017] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3017] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3015] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3017] <... futex resumed>) = 0 [pid 3017] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3017] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3017] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3015] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3015] exit_group(0 [pid 3016] <... futex resumed>) = ? [pid 3015] <... exit_group resumed>) = ? [pid 3016] +++ exited with 0 +++ [pid 3017] <... futex resumed>) = ? [pid 3017] +++ exited with 0 +++ [pid 3015] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3015, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3018 ./strace-static-x86_64: Process 3018 attached [pid 3018] set_robust_list(0x555574f366a0, 24) = 0 [pid 3018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3018] setpgid(0, 0) = 0 [pid 3018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3018] write(3, "1000", 4) = 4 [pid 3018] close(3) = 0 executing program [pid 3018] write(1, "executing program\n", 18) = 18 [pid 3018] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3018] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3018] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3018] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3018] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3019]}, 88) = 3019 [pid 3018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3018] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3018] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3019 attached [pid 3019] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3019] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3019] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3019] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3018] <... futex resumed>) = 0 [pid 3018] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3018] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3018] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3018] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3020 attached [pid 3019] <... futex resumed>) = 1 [pid 3018] <... clone3 resumed> => {parent_tid=[3020]}, 88) = 3020 [pid 3018] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3018] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3018] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3020] set_robust_list(0x7f177f54a9a0, 24 [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3020] <... set_robust_list resumed>) = 0 [pid 3020] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3020] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3020] <... setsockopt resumed>) = 0 [pid 3019] <... sendmsg resumed>) = 0 [pid 3020] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3018] <... futex resumed>) = 0 [pid 3020] <... futex resumed>) = 1 [pid 3020] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3019] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3018] exit_group(0 [pid 3019] <... futex resumed>) = 0 [pid 3018] <... exit_group resumed>) = ? [pid 3020] <... futex resumed>) = ? [pid 3020] +++ exited with 0 +++ [pid 3019] +++ exited with 0 +++ [pid 3018] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3018, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3021 ./strace-static-x86_64: Process 3021 attached [pid 3021] set_robust_list(0x555574f366a0, 24) = 0 [pid 3021] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3021] setpgid(0, 0) = 0 [pid 3021] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3021] write(3, "1000", 4) = 4 [pid 3021] close(3) = 0 [pid 3021] write(1, "executing program\n", 18executing program ) = 18 [pid 3021] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3021] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3021] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3021] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3021] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3022]}, 88) = 3022 [pid 3021] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3021] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3021] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3022 attached [pid 3022] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3022] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3022] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3022] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3021] <... futex resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3022] <... sendmsg resumed>) = 0 [pid 3021] <... futex resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3022] <... sendmsg resumed>) = 0 [pid 3021] <... futex resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3022] <... sendmsg resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] <... mmap resumed>) = 0x7f177f52a000 [pid 3022] <... sendmsg resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3022] <... sendmsg resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3022] <... sendmsg resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3022] <... sendmsg resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3022] <... sendmsg resumed>) = 0 [pid 3022] sendmsg(4, {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 3023 attached ) = 0 [pid 3021] <... clone3 resumed> => {parent_tid=[3023]}, 88) = 3023 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] rt_sigprocmask(SIG_SETMASK, [], [pid 3022] <... sendmsg resumed>) = 0 [pid 3021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3022] <... sendmsg resumed>) = 0 [pid 3021] <... futex resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3022] <... sendmsg resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3023] set_robust_list(0x7f177f54a9a0, 24 [pid 3022] <... sendmsg resumed>) = 0 [pid 3023] <... set_robust_list resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3023] rt_sigprocmask(SIG_SETMASK, [], [pid 3022] <... sendmsg resumed>) = 0 [pid 3023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3023] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3022] <... sendmsg resumed>) = 0 [pid 3023] <... setsockopt resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3023] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3022] <... sendmsg resumed>) = 0 [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3021] <... futex resumed>) = 0 [pid 3022] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3023] <... futex resumed>) = 1 [pid 3022] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3023] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3022] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3022] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3021] exit_group(0 [pid 3022] <... futex resumed>) = ? [pid 3021] <... exit_group resumed>) = ? [pid 3022] +++ exited with 0 +++ [pid 3023] <... futex resumed>) = ? [pid 3023] +++ exited with 0 +++ [pid 3021] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3021, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3024 ./strace-static-x86_64: Process 3024 attached [pid 3024] set_robust_list(0x555574f366a0, 24) = 0 [pid 3024] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3024] setpgid(0, 0) = 0 [pid 3024] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3024] write(3, "1000", 4) = 4 [pid 3024] close(3) = 0 executing program [pid 3024] write(1, "executing program\n", 18) = 18 [pid 3024] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3024] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3024] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3024] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3024] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3025]}, 88) = 3025 [pid 3024] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3024] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3024] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3025 attached [pid 3025] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3025] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3025] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3025] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3024] <... futex resumed>) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3024] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3025] <... sendmsg resumed>) = 0 [pid 3024] <... futex resumed>) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3024] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3025] <... sendmsg resumed>) = 0 [pid 3024] <... futex resumed>) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3024] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3025] <... sendmsg resumed>) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3024] <... mmap resumed>) = 0x7f177f52a000 [pid 3025] <... sendmsg resumed>) = 0 [pid 3024] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3024] <... mprotect resumed>) = 0 [pid 3025] <... sendmsg resumed>) = 0 [pid 3024] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3024] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3025] <... sendmsg resumed>) = 0 [pid 3024] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3025] sendmsg(4, {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 3026 attached ) = 0 [pid 3026] set_robust_list(0x7f177f54a9a0, 24 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3026] <... set_robust_list resumed>) = 0 [pid 3024] <... clone3 resumed> => {parent_tid=[3026]}, 88) = 3026 [pid 3025] <... sendmsg resumed>) = 0 [pid 3024] rt_sigprocmask(SIG_SETMASK, [], [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3024] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3025] <... sendmsg resumed>) = 0 [pid 3024] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3024] <... futex resumed>) = 0 [pid 3025] <... sendmsg resumed>) = 0 [pid 3024] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3026] rt_sigprocmask(SIG_SETMASK, [], [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3026] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3025] <... sendmsg resumed>) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3026] <... setsockopt resumed>) = 0 [pid 3025] <... sendmsg resumed>) = 0 [pid 3026] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3024] <... futex resumed>) = 0 [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3026] <... futex resumed>) = 1 [pid 3026] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3025] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3025] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3025] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3025] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3024] exit_group(0 [pid 3025] <... futex resumed>) = ? [pid 3024] <... exit_group resumed>) = ? [pid 3025] +++ exited with 0 +++ [pid 3026] <... futex resumed>) = ? [pid 3026] +++ exited with 0 +++ [pid 3024] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3024, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3027 ./strace-static-x86_64: Process 3027 attached [pid 3027] set_robust_list(0x555574f366a0, 24) = 0 [pid 3027] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3027] setpgid(0, 0) = 0 [pid 3027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3027] write(3, "1000", 4) = 4 [pid 3027] close(3) = 0 [pid 3027] write(1, "executing program\n", 18executing program ) = 18 [pid 3027] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3027] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3027] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3027] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3027] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3028 attached => {parent_tid=[3028]}, 88) = 3028 [pid 3028] set_robust_list(0x7f177f56b9a0, 24 [pid 3027] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3027] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3027] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3028] <... set_robust_list resumed>) = 0 [pid 3028] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3028] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3028] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3027] <... futex resumed>) = 0 [pid 3028] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3027] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3027] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3027] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3027] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3028] <... futex resumed>) = 0 [pid 3027] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3028] sendmsg(4, {msg_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 3029 attached [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3029] set_robust_list(0x7f177f54a9a0, 24 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3027] <... clone3 resumed> => {parent_tid=[3029]}, 88) = 3029 [pid 3028] <... sendmsg resumed>) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3029] <... set_robust_list resumed>) = 0 [pid 3027] rt_sigprocmask(SIG_SETMASK, [], [pid 3028] <... sendmsg resumed>) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3029] rt_sigprocmask(SIG_SETMASK, [], [pid 3027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3028] <... sendmsg resumed>) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3029] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3027] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3028] <... sendmsg resumed>) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3029] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3027] <... futex resumed>) = 0 [pid 3028] <... sendmsg resumed>) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3027] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3028] <... sendmsg resumed>) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3029] <... setsockopt resumed>) = 0 [pid 3028] <... sendmsg resumed>) = 0 [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3028] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3028] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3028] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3029] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3027] <... futex resumed>) = 0 [pid 3027] exit_group(0 [pid 3029] ????( [pid 3028] <... futex resumed>) = ? [pid 3027] <... exit_group resumed>) = ? [pid 3028] +++ exited with 0 +++ [pid 3029] <... ???? resumed>) = ? [pid 3029] +++ exited with 0 +++ [pid 3027] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3027, si_uid=0, si_status=0, 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 3030 attached , child_tidptr=0x555574f36690) = 3030 [pid 3030] set_robust_list(0x555574f366a0, 24) = 0 [pid 3030] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3030] setpgid(0, 0) = 0 [pid 3030] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3030] write(3, "1000", 4) = 4 [pid 3030] close(3) = 0 executing program [pid 3030] write(1, "executing program\n", 18) = 18 [pid 3030] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3030] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3030] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3030] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3031 attached => {parent_tid=[3031]}, 88) = 3031 [pid 3031] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3031] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3031] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3030] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3031] <... futex resumed>) = 0 [pid 3031] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3031] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3030] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3031] <... futex resumed>) = 0 [pid 3031] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3030] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3030] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3031] <... futex resumed>) = 0 [pid 3030] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3030] <... futex resumed>) = 0 [pid 3030] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3031] <... sendmsg resumed>) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3030] <... mmap resumed>) = 0x7f177f52a000 [pid 3030] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3031] <... sendmsg resumed>) = 0 [pid 3030] <... mprotect resumed>) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3030] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3030] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3031] <... sendmsg resumed>) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3030] <... clone3 resumed> => {parent_tid=[3032]}, 88) = 3032 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3030] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3030] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3031] <... sendmsg resumed>) = 0 [pid 3030] <... futex resumed>) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3030] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3031] <... sendmsg resumed>) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {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 3032 attached ) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3032] set_robust_list(0x7f177f54a9a0, 24 [pid 3031] <... sendmsg resumed>) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3032] <... set_robust_list resumed>) = 0 [pid 3031] <... sendmsg resumed>) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3032] rt_sigprocmask(SIG_SETMASK, [], [pid 3031] <... sendmsg resumed>) = 0 [pid 3032] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3032] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3031] <... sendmsg resumed>) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3032] <... setsockopt resumed>) = 0 [pid 3031] <... sendmsg resumed>) = 0 [pid 3032] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3031] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3031] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3031] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3030] <... futex resumed>) = 0 [pid 3030] exit_group(0) = ? [pid 3032] <... futex resumed>) = ? [pid 3031] <... futex resumed>) = ? [pid 3032] +++ exited with 0 +++ [pid 3031] +++ exited with 0 +++ [pid 3030] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3030, si_uid=0, si_status=0, 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 3033 attached , child_tidptr=0x555574f36690) = 3033 [pid 3033] set_robust_list(0x555574f366a0, 24) = 0 [pid 3033] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3033] setpgid(0, 0) = 0 [pid 3033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3033] write(3, "1000", 4) = 4 executing program [pid 3033] close(3) = 0 [pid 3033] write(1, "executing program\n", 18) = 18 [pid 3033] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3033] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3033] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3033] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3034 attached => {parent_tid=[3034]}, 88) = 3034 [pid 3034] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3034] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3034] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3033] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3033] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3034] <... futex resumed>) = 0 [pid 3034] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3033] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3034] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3034] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3033] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3034] <... futex resumed>) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3034] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3034] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3033] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3034] <... futex resumed>) = 0 [pid 3034] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3034] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3034] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3033] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3033] exit_group(0 [pid 3034] <... futex resumed>) = ? [pid 3033] <... exit_group resumed>) = ? [pid 3034] +++ exited with 0 +++ [pid 3033] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3033, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3035 ./strace-static-x86_64: Process 3035 attached [pid 3035] set_robust_list(0x555574f366a0, 24) = 0 [pid 3035] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3035] setpgid(0, 0) = 0 [pid 3035] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3035] write(3, "1000", 4) = 4 executing program [pid 3035] close(3) = 0 [pid 3035] write(1, "executing program\n", 18) = 18 [pid 3035] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3035] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3035] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3035] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3036]}, 88) = 3036 ./strace-static-x86_64: Process 3036 attached [pid 3035] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3035] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3036] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3036] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3036] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3036] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3035] <... futex resumed>) = 0 [pid 3035] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3035] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3035] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3035] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3037 attached [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3035] <... clone3 resumed> => {parent_tid=[3037]}, 88) = 3037 [pid 3035] rt_sigprocmask(SIG_SETMASK, [], [pid 3037] set_robust_list(0x7f177f54a9a0, 24 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3036] <... sendmsg resumed>) = 0 [pid 3035] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3035] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3037] <... set_robust_list resumed>) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3037] rt_sigprocmask(SIG_SETMASK, [], [pid 3036] <... sendmsg resumed>) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3037] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3036] <... sendmsg resumed>) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3037] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3036] <... sendmsg resumed>) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3037] <... setsockopt resumed>) = 0 [pid 3036] <... sendmsg resumed>) = 0 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3037] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3037] <... futex resumed>) = 1 [pid 3035] <... futex resumed>) = 0 [pid 3037] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3036] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3036] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3036] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3035] exit_group(0) = ? [pid 3037] <... futex resumed>) = ? [pid 3036] <... futex resumed>) = ? [pid 3037] +++ exited with 0 +++ [pid 3036] +++ exited with 0 +++ [pid 3035] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3035, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3038 ./strace-static-x86_64: Process 3038 attached [pid 3038] set_robust_list(0x555574f366a0, 24) = 0 [pid 3038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3038] setpgid(0, 0) = 0 [pid 3038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3038] write(3, "1000", 4) = 4 [pid 3038] close(3) = 0 executing program [pid 3038] write(1, "executing program\n", 18) = 18 [pid 3038] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3038] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3038] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3038] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3039 attached [pid 3039] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3039] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3039] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3038] <... clone3 resumed> => {parent_tid=[3039]}, 88) = 3039 [pid 3038] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3038] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3039] <... futex resumed>) = 0 [pid 3039] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3038] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3039] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3039] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3038] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3039] <... futex resumed>) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3039] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3039] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3038] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3039] <... futex resumed>) = 0 [pid 3039] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3039] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3039] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3038] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3038] exit_group(0) = ? [pid 3039] <... futex resumed>) = ? [pid 3039] +++ exited with 0 +++ [pid 3038] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3038, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3040 ./strace-static-x86_64: Process 3040 attached [pid 3040] set_robust_list(0x555574f366a0, 24) = 0 [pid 3040] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3040] setpgid(0, 0) = 0 [pid 3040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3040] write(3, "1000", 4) = 4 [pid 3040] close(3executing program ) = 0 [pid 3040] write(1, "executing program\n", 18) = 18 [pid 3040] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3040] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3040] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3040] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3041 attached => {parent_tid=[3041]}, 88) = 3041 [pid 3040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3040] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3040] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3041] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3041] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3041] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3041] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3041] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3040] <... futex resumed>) = 0 [pid 3040] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3041] <... futex resumed>) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3040] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3040] <... futex resumed>) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3041] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3041] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3040] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3040] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3042 attached [pid 3042] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3042] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3042] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3040] <... clone3 resumed> => {parent_tid=[3042]}, 88) = 3042 [pid 3040] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3040] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3042] <... futex resumed>) = 0 [pid 3042] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3042] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3042] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3040] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3040] exit_group(0 [pid 3041] <... futex resumed>) = ? [pid 3040] <... exit_group resumed>) = ? [pid 3041] +++ exited with 0 +++ [pid 3042] <... futex resumed>) = ? [pid 3042] +++ exited with 0 +++ [pid 3040] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3040, 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=0x555574f36690) = 3043 ./strace-static-x86_64: Process 3043 attached [pid 3043] set_robust_list(0x555574f366a0, 24) = 0 [pid 3043] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3043] setpgid(0, 0) = 0 [pid 3043] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3043] write(3, "1000", 4) = 4 [pid 3043] close(3) = 0 executing program [pid 3043] write(1, "executing program\n", 18) = 18 [pid 3043] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3043] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3043] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3043] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3043] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3043] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3043] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3044 attached => {parent_tid=[3044]}, 88) = 3044 [pid 3044] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3044] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3044] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3043] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3043] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3044] <... futex resumed>) = 0 [pid 3044] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3043] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3044] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3044] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3043] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3044] <... futex resumed>) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3044] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3044] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3043] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3044] <... futex resumed>) = 0 [pid 3044] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3044] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3044] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3043] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3043] exit_group(0) = ? [pid 3044] <... futex resumed>) = ? [pid 3044] +++ exited with 0 +++ [pid 3043] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3043, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3045 ./strace-static-x86_64: Process 3045 attached [pid 3045] set_robust_list(0x555574f366a0, 24) = 0 [pid 3045] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3045] setpgid(0, 0) = 0 [pid 3045] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3045] write(3, "1000", 4) = 4 [pid 3045] close(3) = 0 executing program [pid 3045] write(1, "executing program\n", 18) = 18 [pid 3045] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3045] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3045] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3045] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3045] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3046]}, 88) = 3046 [pid 3045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3045] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3045] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3046 attached [pid 3046] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3046] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3046] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3046] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3045] <... futex resumed>) = 0 [pid 3045] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3045] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3045] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3045] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3045] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3045] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3045] <... clone3 resumed> => {parent_tid=[3048]}, 88) = 3048 [pid 3045] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3045] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3045] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3048 attached [pid 3048] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3048] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3048] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3048] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3045] <... futex resumed>) = 0 [pid 3048] <... futex resumed>) = 1 [pid 3048] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3046] <... sendmsg resumed>) = 0 [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3046] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3046] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3045] exit_group(0 [pid 3046] <... futex resumed>) = ? [pid 3045] <... exit_group resumed>) = ? [pid 3046] +++ exited with 0 +++ [pid 3048] <... futex resumed>) = ? [pid 3048] +++ exited with 0 +++ [pid 3045] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3045, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3049 ./strace-static-x86_64: Process 3049 attached [pid 3049] set_robust_list(0x555574f366a0, 24) = 0 [pid 3049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3049] setpgid(0, 0) = 0 [pid 3049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3049] write(3, "1000", 4) = 4 [pid 3049] close(3) = 0 [pid 3049] write(1, "executing program\n", 18executing program ) = 18 [pid 3049] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3049] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3049] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3049] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3049] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3050 attached => {parent_tid=[3050]}, 88) = 3050 [pid 3050] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3050] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3050] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3049] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3049] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3050] <... futex resumed>) = 0 [pid 3050] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3049] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3050] <... socketpair resumed>[3, 4]) = 0 [pid 3050] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3049] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3050] <... futex resumed>) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3049] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... futex resumed>) = 0 [pid 3050] <... sendmsg resumed>) = 0 [pid 3049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... mmap resumed>) = 0x7f177f52a000 [pid 3050] <... sendmsg resumed>) = 0 [pid 3049] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... mprotect resumed>) = 0 [pid 3050] <... sendmsg resumed>) = 0 [pid 3049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3050] <... sendmsg resumed>) = 0 [pid 3049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3050] sendmsg(4, {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 3051 attached [pid 3051] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3051] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3051] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3050] <... sendmsg resumed>) = 0 [pid 3049] <... clone3 resumed> => {parent_tid=[3051]}, 88) = 3051 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3049] rt_sigprocmask(SIG_SETMASK, [], [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3050] <... sendmsg resumed>) = 0 [pid 3049] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... futex resumed>) = 1 [pid 3051] <... futex resumed>) = 0 [pid 3051] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3051] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3051] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3050] <... sendmsg resumed>) = 0 [pid 3049] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3050] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3050] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3050] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3049] exit_group(0) = ? [pid 3050] <... futex resumed>) = ? [pid 3050] +++ exited with 0 +++ [pid 3051] <... futex resumed>) = ? [pid 3051] +++ exited with 0 +++ [pid 3049] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3049, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3052 ./strace-static-x86_64: Process 3052 attached [pid 3052] set_robust_list(0x555574f366a0, 24) = 0 [pid 3052] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3052] setpgid(0, 0) = 0 [pid 3052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3052] write(3, "1000", 4) = 4 [pid 3052] close(3) = 0 [pid 3052] write(1, "executing program\n", 18executing program ) = 18 [pid 3052] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3052] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3052] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3052] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3052] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3053 attached [pid 3053] set_robust_list(0x7f177f56b9a0, 24 [pid 3052] <... clone3 resumed> => {parent_tid=[3053]}, 88) = 3053 [pid 3053] <... set_robust_list resumed>) = 0 [pid 3052] rt_sigprocmask(SIG_SETMASK, [], [pid 3053] rt_sigprocmask(SIG_SETMASK, [], [pid 3052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3052] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3053] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3052] <... futex resumed>) = 0 [pid 3052] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3053] <... socketpair resumed>[3, 4]) = 0 [pid 3053] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3052] <... futex resumed>) = 0 [pid 3052] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3052] <... futex resumed>) = 0 [pid 3052] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3053] <... sendmsg resumed>) = 0 [pid 3052] <... futex resumed>) = 0 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3053] <... sendmsg resumed>) = 0 [pid 3052] <... mmap resumed>) = 0x7f177f52a000 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3052] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3053] <... sendmsg resumed>) = 0 [pid 3052] <... mprotect resumed>) = 0 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3052] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3053] <... sendmsg resumed>) = 0 [pid 3052] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3054 attached [pid 3053] <... sendmsg resumed>) = 0 [pid 3054] set_robust_list(0x7f177f54a9a0, 24 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3054] <... set_robust_list resumed>) = 0 [pid 3052] <... clone3 resumed> => {parent_tid=[3054]}, 88) = 3054 [pid 3054] rt_sigprocmask(SIG_SETMASK, [], [pid 3053] <... sendmsg resumed>) = 0 [pid 3054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3052] rt_sigprocmask(SIG_SETMASK, [], [pid 3054] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3053] <... sendmsg resumed>) = 0 [pid 3052] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3054] <... futex resumed>) = 0 [pid 3052] <... futex resumed>) = 1 [pid 3054] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3053] <... sendmsg resumed>) = 0 [pid 3052] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3054] <... setsockopt resumed>) = 0 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3054] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3053] <... sendmsg resumed>) = 0 [pid 3054] <... futex resumed>) = 1 [pid 3052] <... futex resumed>) = 0 [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3054] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3053] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3053] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3053] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3052] exit_group(0) = ? [pid 3053] <... futex resumed>) = ? [pid 3054] <... futex resumed>) = ? [pid 3053] +++ exited with 0 +++ [pid 3054] +++ exited with 0 +++ [pid 3052] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3052, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3055 ./strace-static-x86_64: Process 3055 attached [pid 3055] set_robust_list(0x555574f366a0, 24) = 0 [pid 3055] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3055] setpgid(0, 0) = 0 [pid 3055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3055] write(3, "1000", 4) = 4 [pid 3055] close(3) = 0 [pid 3055] write(1, "executing program\n", 18executing program ) = 18 [pid 3055] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3055] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3055] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3055] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3055] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3056 attached => {parent_tid=[3056]}, 88) = 3056 [pid 3055] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3055] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3055] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3056] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3056] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3056] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3056] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3056] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3055] <... futex resumed>) = 0 [pid 3055] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3056] <... futex resumed>) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3055] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3055] <... futex resumed>) = 0 [pid 3056] <... sendmsg resumed>) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3056] <... sendmsg resumed>) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3055] <... mmap resumed>) = 0x7f177f52a000 [pid 3056] <... sendmsg resumed>) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3055] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3056] <... sendmsg resumed>) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3055] <... mprotect resumed>) = 0 [pid 3056] <... sendmsg resumed>) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3056] <... sendmsg resumed>) = 0 [pid 3055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3056] <... sendmsg resumed>) = 0 [pid 3056] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3056] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3056] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3057 attached [pid 3057] set_robust_list(0x7f177f54a9a0, 24 [pid 3055] <... clone3 resumed> => {parent_tid=[3057]}, 88) = 3057 [pid 3057] <... set_robust_list resumed>) = 0 [pid 3055] rt_sigprocmask(SIG_SETMASK, [], [pid 3057] rt_sigprocmask(SIG_SETMASK, [], [pid 3055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3055] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3057] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3055] <... futex resumed>) = 0 [pid 3055] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3057] <... setsockopt resumed>) = 0 [pid 3057] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3055] <... futex resumed>) = 0 [pid 3057] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3055] exit_group(0 [pid 3056] <... futex resumed>) = ? [pid 3055] <... exit_group resumed>) = ? [pid 3056] +++ exited with 0 +++ [pid 3057] <... futex resumed>) = ? [pid 3057] +++ exited with 0 +++ [pid 3055] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3055, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3058 ./strace-static-x86_64: Process 3058 attached [pid 3058] set_robust_list(0x555574f366a0, 24) = 0 [pid 3058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3058] setpgid(0, 0) = 0 [pid 3058] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3058] write(3, "1000", 4) = 4 [pid 3058] close(3) = 0 executing program [pid 3058] write(1, "executing program\n", 18) = 18 [pid 3058] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3058] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3058] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3058] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3058] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3059 attached => {parent_tid=[3059]}, 88) = 3059 [pid 3058] rt_sigprocmask(SIG_SETMASK, [], [pid 3059] set_robust_list(0x7f177f56b9a0, 24 [pid 3058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3059] <... set_robust_list resumed>) = 0 [pid 3058] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3058] <... futex resumed>) = 0 [pid 3059] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3058] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3059] <... socketpair resumed>[3, 4]) = 0 [pid 3059] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3058] <... futex resumed>) = 0 [pid 3059] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3058] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3059] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3058] <... futex resumed>) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3058] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3059] <... sendmsg resumed>) = 0 [pid 3058] <... futex resumed>) = 0 [pid 3058] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3058] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3058] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3058] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3058] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3059] sendmsg(4, {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 3060 attached ) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3058] <... clone3 resumed> => {parent_tid=[3060]}, 88) = 3060 [pid 3059] <... sendmsg resumed>) = 0 [pid 3058] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3058] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3059] <... sendmsg resumed>) = 0 [pid 3058] <... futex resumed>) = 0 [pid 3058] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3059] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3059] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3060] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3060] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3060] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3060] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3058] <... futex resumed>) = 0 [pid 3058] exit_group(0) = ? [pid 3059] <... futex resumed>) = ? [pid 3059] +++ exited with 0 +++ [pid 3060] +++ exited with 0 +++ [pid 3058] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3058, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3061 ./strace-static-x86_64: Process 3061 attached [pid 3061] set_robust_list(0x555574f366a0, 24) = 0 [pid 3061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3061] setpgid(0, 0) = 0 [pid 3061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3061] write(3, "1000", 4) = 4 [pid 3061] close(3) = 0 [pid 3061] write(1, "executing program\n", 18executing program ) = 18 [pid 3061] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3061] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3061] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3061] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3062 attached => {parent_tid=[3062]}, 88) = 3062 [pid 3061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3061] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3061] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3062] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3062] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3062] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3062] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3061] <... futex resumed>) = 0 [pid 3062] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3061] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3061] <... futex resumed>) = 0 [pid 3061] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3061] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3061] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3063]}, 88) = 3063 [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3061] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3061] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3061] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3063 attached [pid 3063] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3063] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3063] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3063] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3061] <... futex resumed>) = 0 [pid 3063] <... futex resumed>) = 1 [pid 3063] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3062] <... sendmsg resumed>) = 0 [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3062] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3062] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3061] exit_group(0) = ? [pid 3062] <... futex resumed>) = ? [pid 3063] <... futex resumed>) = 231 [pid 3062] +++ exited with 0 +++ [pid 3063] +++ exited with 0 +++ [pid 3061] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3061, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3064 ./strace-static-x86_64: Process 3064 attached [pid 3064] set_robust_list(0x555574f366a0, 24) = 0 [pid 3064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3064] setpgid(0, 0) = 0 [pid 3064] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3064] write(3, "1000", 4) = 4 [pid 3064] close(3) = 0 [pid 3064] write(1, "executing program\n", 18executing program ) = 18 [pid 3064] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3064] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3064] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3064] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3064] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3064] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3064] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3065 attached [pid 3065] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3065] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3065] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3064] <... clone3 resumed> => {parent_tid=[3065]}, 88) = 3065 [pid 3064] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3064] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3065] <... futex resumed>) = 0 [pid 3065] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3064] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3065] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3065] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3064] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3065] <... futex resumed>) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3064] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3064] <... futex resumed>) = 0 [pid 3064] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3065] <... sendmsg resumed>) = 0 [pid 3064] <... mmap resumed>) = 0x7f177f52a000 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3064] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3065] <... sendmsg resumed>) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3064] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3065] <... sendmsg resumed>) = 0 [pid 3064] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3065] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3064] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3065] <... sendmsg resumed>) = 0 [pid 3065] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3065] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3066 attached [pid 3066] set_robust_list(0x7f177f54a9a0, 24 [pid 3064] <... clone3 resumed> => {parent_tid=[3066]}, 88) = 3066 [pid 3066] <... set_robust_list resumed>) = 0 [pid 3064] rt_sigprocmask(SIG_SETMASK, [], [pid 3066] rt_sigprocmask(SIG_SETMASK, [], [pid 3064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3066] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3064] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3066] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3066] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3064] <... futex resumed>) = 0 [pid 3066] <... futex resumed>) = 0 [pid 3064] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3066] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3064] exit_group(0) = ? [pid 3065] <... futex resumed>) = ? [pid 3065] +++ exited with 0 +++ [pid 3066] <... futex resumed>) = ? [pid 3066] +++ exited with 0 +++ [pid 3064] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3064, si_uid=0, si_status=0, 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 3067 attached , child_tidptr=0x555574f36690) = 3067 [pid 3067] set_robust_list(0x555574f366a0, 24) = 0 [pid 3067] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3067] setpgid(0, 0) = 0 [pid 3067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3067] write(3, "1000", 4) = 4 [pid 3067] close(3) = 0 [pid 3067] write(1, "executing program\n", 18executing program ) = 18 [pid 3067] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3067] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3067] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3067] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3068 attached [pid 3068] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3068] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3068] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] <... clone3 resumed> => {parent_tid=[3068]}, 88) = 3068 [pid 3067] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3067] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3068] <... futex resumed>) = 0 [pid 3068] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3067] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3068] <... socketpair resumed>[3, 4]) = 0 [pid 3068] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3067] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3068] <... futex resumed>) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3068] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3068] <... futex resumed>) = 0 [pid 3068] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3068] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3068] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3067] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3067] exit_group(0) = ? [pid 3068] <... futex resumed>) = ? [pid 3068] +++ exited with 0 +++ [pid 3067] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3067, si_uid=0, si_status=0, 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 3069 attached , child_tidptr=0x555574f36690) = 3069 [pid 3069] set_robust_list(0x555574f366a0, 24) = 0 [pid 3069] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3069] setpgid(0, 0) = 0 [pid 3069] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3069] write(3, "1000", 4) = 4 [pid 3069] close(3) = 0 executing program [pid 3069] write(1, "executing program\n", 18) = 18 [pid 3069] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3069] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3069] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3069] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3069] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3070 attached => {parent_tid=[3070]}, 88) = 3070 [pid 3070] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3070] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3070] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3069] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3070] <... futex resumed>) = 0 [pid 3070] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3069] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3070] <... socketpair resumed>[3, 4]) = 0 [pid 3070] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3070] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3069] <... futex resumed>) = 0 [pid 3069] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3070] <... futex resumed>) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3069] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3069] <... futex resumed>) = 0 [pid 3070] <... sendmsg resumed>) = 0 [pid 3069] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3069] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3069] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3069] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3070] <... sendmsg resumed>) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3069] <... clone3 resumed> => {parent_tid=[3071]}, 88) = 3071 [pid 3069] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3069] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3070] <... sendmsg resumed>) = 0 [pid 3069] <... futex resumed>) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3069] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3071 attached [pid 3070] <... sendmsg resumed>) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3071] set_robust_list(0x7f177f54a9a0, 24 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3071] <... set_robust_list resumed>) = 0 [pid 3070] <... sendmsg resumed>) = 0 [pid 3071] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3071] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3071] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3069] <... futex resumed>) = 0 [pid 3071] <... futex resumed>) = 1 [pid 3071] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3070] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3070] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3069] exit_group(0 [pid 3071] <... futex resumed>) = ? [pid 3070] <... futex resumed>) = ? [pid 3069] <... exit_group resumed>) = ? [pid 3071] +++ exited with 0 +++ [pid 3070] +++ exited with 0 +++ [pid 3069] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3069, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3072 ./strace-static-x86_64: Process 3072 attached [pid 3072] set_robust_list(0x555574f366a0, 24) = 0 [pid 3072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3072] setpgid(0, 0) = 0 [pid 3072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3072] write(3, "1000", 4) = 4 [pid 3072] close(3) = 0 [pid 3072] write(1, "executing program\n", 18executing program ) = 18 [pid 3072] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3072] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3072] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3072] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3073 attached [pid 3073] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3073] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3073] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] <... clone3 resumed> => {parent_tid=[3073]}, 88) = 3073 [pid 3072] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3072] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3073] <... futex resumed>) = 0 [pid 3073] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3072] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3073] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3073] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3072] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3073] <... futex resumed>) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3072] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3072] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3073] <... sendmsg resumed>) = 0 [pid 3072] <... mmap resumed>) = 0x7f177f52a000 [pid 3073] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3072] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3073] <... sendmsg resumed>) = 0 [pid 3073] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3072] <... mprotect resumed>) = 0 [pid 3073] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3072] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3074 attached => {parent_tid=[3074]}, 88) = 3074 [pid 3074] set_robust_list(0x7f177f54a9a0, 24 [pid 3072] rt_sigprocmask(SIG_SETMASK, [], [pid 3074] <... set_robust_list resumed>) = 0 [pid 3072] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3074] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3072] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3074] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3072] <... futex resumed>) = 0 [pid 3072] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3074] <... setsockopt resumed>) = 0 [pid 3074] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3072] <... futex resumed>) = 0 [pid 3074] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3072] exit_group(0) = ? [pid 3073] <... futex resumed>) = ? [pid 3073] +++ exited with 0 +++ [pid 3074] <... futex resumed>) = ? [pid 3074] +++ exited with 0 +++ [pid 3072] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3072, si_uid=0, si_status=0, 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 3075 attached , child_tidptr=0x555574f36690) = 3075 [pid 3075] set_robust_list(0x555574f366a0, 24) = 0 [pid 3075] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3075] setpgid(0, 0) = 0 [pid 3075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3075] write(3, "1000", 4) = 4 [pid 3075] close(3) = 0 executing program [pid 3075] write(1, "executing program\n", 18) = 18 [pid 3075] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3075] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3075] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3075] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3075] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3076]}, 88) = 3076 ./strace-static-x86_64: Process 3076 attached [pid 3075] rt_sigprocmask(SIG_SETMASK, [], [pid 3076] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3076] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3076] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3075] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3076] <... futex resumed>) = 0 [pid 3075] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3076] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3076] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3075] <... futex resumed>) = 0 [pid 3075] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3075] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3075] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3075] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3077]}, 88) = 3077 [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3075] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3075] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3077 attached [pid 3077] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3077] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3077] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3077] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3075] <... futex resumed>) = 0 [pid 3077] <... futex resumed>) = 1 [pid 3077] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3076] <... sendmsg resumed>) = 0 [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3076] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3076] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3075] exit_group(0 [pid 3076] <... futex resumed>) = ? [pid 3075] <... exit_group resumed>) = ? [pid 3076] +++ exited with 0 +++ [pid 3077] <... futex resumed>) = ? [pid 3077] +++ exited with 0 +++ [pid 3075] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3075, si_uid=0, si_status=0, 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 3078 attached , child_tidptr=0x555574f36690) = 3078 [pid 3078] set_robust_list(0x555574f366a0, 24) = 0 [pid 3078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3078] setpgid(0, 0) = 0 [pid 3078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3078] write(3, "1000", 4) = 4 [pid 3078] close(3) = 0 executing program [pid 3078] write(1, "executing program\n", 18) = 18 [pid 3078] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3078] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3078] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3078] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3078] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3079 attached [pid 3079] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3078] <... clone3 resumed> => {parent_tid=[3079]}, 88) = 3079 [pid 3079] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3079] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3078] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3078] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3079] <... futex resumed>) = 0 [pid 3079] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3078] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3079] <... socketpair resumed>[3, 4]) = 0 [pid 3079] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3079] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3078] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3079] <... futex resumed>) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3078] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3078] <... futex resumed>) = 0 [pid 3078] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3079] <... sendmsg resumed>) = 0 [pid 3078] <... mmap resumed>) = 0x7f177f52a000 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3078] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3079] <... sendmsg resumed>) = 0 [pid 3078] <... mprotect resumed>) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3078] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3078] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3079] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3080 attached [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3078] <... clone3 resumed> => {parent_tid=[3080]}, 88) = 3080 [pid 3079] <... sendmsg resumed>) = 0 [pid 3078] rt_sigprocmask(SIG_SETMASK, [], [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3079] <... sendmsg resumed>) = 0 [pid 3078] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3078] <... futex resumed>) = 0 [pid 3079] <... sendmsg resumed>) = 0 [pid 3078] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3079] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3079] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3080] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3080] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3080] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3080] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3078] <... futex resumed>) = 0 [pid 3080] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3078] exit_group(0) = ? [pid 3079] <... futex resumed>) = ? [pid 3079] +++ exited with 0 +++ [pid 3080] <... futex resumed>) = ? [pid 3080] +++ exited with 0 +++ [pid 3078] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3078, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3081 ./strace-static-x86_64: Process 3081 attached [pid 3081] set_robust_list(0x555574f366a0, 24) = 0 [pid 3081] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3081] setpgid(0, 0) = 0 [pid 3081] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3081] write(3, "1000", 4) = 4 [pid 3081] close(3) = 0 [pid 3081] write(1, "executing program\n", 18executing program ) = 18 [pid 3081] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3081] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3081] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3081] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3081] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3081] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3082]}, 88) = 3082 [pid 3081] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3081] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3081] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3082 attached [pid 3082] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3082] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3082] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3082] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3081] <... futex resumed>) = 0 [pid 3081] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3081] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3081] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3081] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3081] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3081] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3083]}, 88) = 3083 [pid 3081] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3081] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3081] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3083 attached [pid 3083] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3083] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3083] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3083] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3081] <... futex resumed>) = 0 [pid 3083] <... futex resumed>) = 1 [pid 3083] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3082] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3082] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3081] exit_group(0 [pid 3082] <... futex resumed>) = ? [pid 3081] <... exit_group resumed>) = ? [pid 3082] +++ exited with 0 +++ [pid 3083] <... futex resumed>) = ? [pid 3083] +++ exited with 0 +++ [pid 3081] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3081, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3084 ./strace-static-x86_64: Process 3084 attached [pid 3084] set_robust_list(0x555574f366a0, 24) = 0 [pid 3084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3084] setpgid(0, 0) = 0 [pid 3084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3084] write(3, "1000", 4) = 4 [pid 3084] close(3) = 0 executing program [pid 3084] write(1, "executing program\n", 18) = 18 [pid 3084] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3084] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3084] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3084] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3084] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3084] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3085 attached [pid 3085] set_robust_list(0x7f177f56b9a0, 24 [pid 3084] <... clone3 resumed> => {parent_tid=[3085]}, 88) = 3085 [pid 3085] <... set_robust_list resumed>) = 0 [pid 3085] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3085] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3084] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3084] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3085] <... futex resumed>) = 0 [pid 3084] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3085] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3085] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3084] <... futex resumed>) = 0 [pid 3084] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3084] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3084] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3084] <... mmap resumed>) = 0x7f177f52a000 [pid 3084] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3085] <... sendmsg resumed>) = 0 [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3084] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3084] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3085] <... sendmsg resumed>) = 0 [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3084] <... clone3 resumed> => {parent_tid=[3086]}, 88) = 3086 [pid 3084] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3084] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3084] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3086 attached [pid 3086] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3085] <... sendmsg resumed>) = 0 [pid 3086] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3086] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3086] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3084] <... futex resumed>) = 0 [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3086] <... futex resumed>) = 1 [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3086] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3085] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3085] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3084] exit_group(0) = ? [pid 3086] <... futex resumed>) = ? [pid 3085] +++ exited with 0 +++ [pid 3086] +++ exited with 0 +++ [pid 3084] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3084, 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=0x555574f36690) = 3087 ./strace-static-x86_64: Process 3087 attached [pid 3087] set_robust_list(0x555574f366a0, 24) = 0 [pid 3087] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3087] setpgid(0, 0) = 0 [pid 3087] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3087] write(3, "1000", 4) = 4 [pid 3087] close(3) = 0 executing program [pid 3087] write(1, "executing program\n", 18) = 18 [pid 3087] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3087] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3087] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3087] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3087] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3087] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3088]}, 88) = 3088 [pid 3087] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3087] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3087] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3088 attached [pid 3088] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3088] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3088] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3088] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3087] <... futex resumed>) = 0 [pid 3087] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3087] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3087] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3087] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3087] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3087] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3089 attached => {parent_tid=[3089]}, 88) = 3089 [pid 3087] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3087] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3087] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3088] <... futex resumed>) = 1 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3089] set_robust_list(0x7f177f54a9a0, 24 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3088] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3088] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3089] <... set_robust_list resumed>) = 0 [pid 3089] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3089] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3089] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3087] <... futex resumed>) = 0 [pid 3087] exit_group(0) = ? [pid 3088] <... futex resumed>) = ? [pid 3088] +++ exited with 0 +++ [pid 3089] +++ exited with 0 +++ [pid 3087] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3087, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3090 ./strace-static-x86_64: Process 3090 attached [pid 3090] set_robust_list(0x555574f366a0, 24) = 0 [pid 3090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3090] setpgid(0, 0) = 0 [pid 3090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3090] write(3, "1000", 4) = 4 [pid 3090] close(3executing program ) = 0 [pid 3090] write(1, "executing program\n", 18) = 18 [pid 3090] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3090] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3090] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3090] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3090] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3091 attached [pid 3091] set_robust_list(0x7f177f56b9a0, 24 [pid 3090] <... clone3 resumed> => {parent_tid=[3091]}, 88) = 3091 [pid 3091] <... set_robust_list resumed>) = 0 [pid 3090] rt_sigprocmask(SIG_SETMASK, [], [pid 3091] rt_sigprocmask(SIG_SETMASK, [], [pid 3090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3090] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3091] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3090] <... futex resumed>) = 0 [pid 3090] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3091] <... socketpair resumed>[3, 4]) = 0 [pid 3091] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3090] <... futex resumed>) = 0 [pid 3090] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3090] <... futex resumed>) = 0 [pid 3090] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3091] <... sendmsg resumed>) = 0 [pid 3090] <... futex resumed>) = 0 [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3090] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3091] <... sendmsg resumed>) = 0 [pid 3090] <... mmap resumed>) = 0x7f177f52a000 [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3090] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3091] <... sendmsg resumed>) = 0 [pid 3090] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3090] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3092 attached => {parent_tid=[3092]}, 88) = 3092 [pid 3092] set_robust_list(0x7f177f54a9a0, 24 [pid 3090] rt_sigprocmask(SIG_SETMASK, [], [pid 3092] <... set_robust_list resumed>) = 0 [pid 3090] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3092] rt_sigprocmask(SIG_SETMASK, [], [pid 3090] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3090] <... futex resumed>) = 0 [pid 3092] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3090] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3092] <... setsockopt resumed>) = 0 [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3092] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3090] <... futex resumed>) = 0 [pid 3092] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3091] <... sendmsg resumed>) = 0 [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3091] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3091] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3090] exit_group(0) = ? [pid 3092] <... futex resumed>) = ? [pid 3091] <... futex resumed>) = ? [pid 3092] +++ exited with 0 +++ [pid 3091] +++ exited with 0 +++ [pid 3090] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3090, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3093 ./strace-static-x86_64: Process 3093 attached [pid 3093] set_robust_list(0x555574f366a0, 24) = 0 [pid 3093] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3093] setpgid(0, 0) = 0 [pid 3093] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3093] write(3, "1000", 4) = 4 [pid 3093] close(3executing program ) = 0 [pid 3093] write(1, "executing program\n", 18) = 18 [pid 3093] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3093] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3093] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3093] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3093] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3094]}, 88) = 3094 ./strace-static-x86_64: Process 3094 attached [pid 3093] rt_sigprocmask(SIG_SETMASK, [], [pid 3094] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3094] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3094] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3093] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3094] <... futex resumed>) = 0 [pid 3093] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3094] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3094] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3093] <... futex resumed>) = 0 [pid 3093] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3093] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3093] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3093] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3093] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3093] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3093] <... clone3 resumed> => {parent_tid=[3095]}, 88) = 3095 [pid 3093] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3093] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3093] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3095 attached [pid 3095] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3095] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3095] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3095] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3093] <... futex resumed>) = 0 [pid 3095] <... futex resumed>) = 1 [pid 3095] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3094] <... sendmsg resumed>) = 0 [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3094] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3094] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3093] exit_group(0) = ? [pid 3094] <... futex resumed>) = ? [pid 3095] <... futex resumed>) = ? [pid 3094] +++ exited with 0 +++ [pid 3095] +++ exited with 0 +++ [pid 3093] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3093, 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=0x555574f36690) = 3096 ./strace-static-x86_64: Process 3096 attached [pid 3096] set_robust_list(0x555574f366a0, 24) = 0 [pid 3096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3096] setpgid(0, 0) = 0 [pid 3096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3096] write(3, "1000", 4) = 4 [pid 3096] close(3) = 0 [pid 3096] write(1, "executing program\n", 18executing program ) = 18 [pid 3096] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3096] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3096] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3096] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3096] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3096] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3097 attached => {parent_tid=[3097]}, 88) = 3097 [pid 3097] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3097] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3097] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3096] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3096] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3097] <... futex resumed>) = 0 [pid 3097] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3096] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3097] <... socketpair resumed>[3, 4]) = 0 [pid 3097] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3097] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3096] <... futex resumed>) = 0 [pid 3096] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3097] <... futex resumed>) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3097] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3096] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3097] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3096] <... futex resumed>) = 0 [pid 3096] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3097] <... setsockopt resumed>) = 0 [pid 3097] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3096] <... futex resumed>) = 0 [pid 3097] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3096] exit_group(0) = ? [pid 3097] <... futex resumed>) = ? [pid 3097] +++ exited with 0 +++ [pid 3096] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3096, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3098 attached , child_tidptr=0x555574f36690) = 3098 [pid 3098] set_robust_list(0x555574f366a0, 24) = 0 [pid 3098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3098] setpgid(0, 0) = 0 [pid 3098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3098] write(3, "1000", 4) = 4 [pid 3098] close(3) = 0 executing program [pid 3098] write(1, "executing program\n", 18) = 18 [pid 3098] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3098] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3098] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3098] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3099]}, 88) = 3099 [pid 3098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3098] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3098] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3099 attached [pid 3099] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3099] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3099] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3099] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3098] <... futex resumed>) = 0 [pid 3098] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3098] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3098] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3098] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3099] <... sendmsg resumed>) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3100 attached [pid 3098] <... clone3 resumed> => {parent_tid=[3100]}, 88) = 3100 [pid 3100] set_robust_list(0x7f177f54a9a0, 24 [pid 3098] rt_sigprocmask(SIG_SETMASK, [], [pid 3100] <... set_robust_list resumed>) = 0 [pid 3098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3100] rt_sigprocmask(SIG_SETMASK, [], [pid 3098] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3098] <... futex resumed>) = 0 [pid 3100] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3098] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3100] <... setsockopt resumed>) = 0 [pid 3100] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3098] <... futex resumed>) = 0 [pid 3100] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3099] <... sendmsg resumed>) = 0 [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3099] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3099] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3098] exit_group(0) = ? [pid 3099] <... futex resumed>) = ? [pid 3100] <... futex resumed>) = ? [pid 3099] +++ exited with 0 +++ [pid 3100] +++ exited with 0 +++ [pid 3098] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3098, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3101 attached , child_tidptr=0x555574f36690) = 3101 [pid 3101] set_robust_list(0x555574f366a0, 24) = 0 [pid 3101] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3101] setpgid(0, 0) = 0 [pid 3101] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3101] write(3, "1000", 4) = 4 [pid 3101] close(3) = 0 [pid 3101] write(1, "executing program\n", 18executing program ) = 18 [pid 3101] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3101] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3101] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3101] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3102 attached => {parent_tid=[3102]}, 88) = 3102 [pid 3102] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3102] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3102] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3101] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3101] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3102] <... futex resumed>) = 0 [pid 3101] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3102] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3102] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3101] <... futex resumed>) = 0 [pid 3102] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3101] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3101] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3101] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3101] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3101] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3101] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3103]}, 88) = 3103 [pid 3102] <... sendmsg resumed>) = 0 [pid 3101] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3103 attached [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3101] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3103] set_robust_list(0x7f177f54a9a0, 24 [pid 3101] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3102] <... sendmsg resumed>) = 0 [pid 3103] <... set_robust_list resumed>) = 0 [pid 3101] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3103] rt_sigprocmask(SIG_SETMASK, [], [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3103] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3102] <... sendmsg resumed>) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3103] <... setsockopt resumed>) = 0 [pid 3102] <... sendmsg resumed>) = 0 [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3103] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3102] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3102] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3102] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3103] <... futex resumed>) = 1 [pid 3101] <... futex resumed>) = 0 [pid 3101] exit_group(0 [pid 3102] <... futex resumed>) = ? [pid 3101] <... exit_group resumed>) = ? [pid 3102] +++ exited with 0 +++ [pid 3103] +++ exited with 0 +++ [pid 3101] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3101, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3104 attached , child_tidptr=0x555574f36690) = 3104 [pid 3104] set_robust_list(0x555574f366a0, 24) = 0 [pid 3104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3104] setpgid(0, 0) = 0 [pid 3104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3104] write(3, "1000", 4) = 4 [pid 3104] close(3) = 0 [pid 3104] write(1, "executing program\n", 18executing program ) = 18 [pid 3104] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3104] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3104] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3104] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3105]}, 88) = 3105 ./strace-static-x86_64: Process 3105 attached [pid 3104] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3104] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3104] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3105] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3105] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3105] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3104] <... futex resumed>) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3105] <... sendmsg resumed>) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3105] <... sendmsg resumed>) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3105] <... sendmsg resumed>) = 0 [pid 3104] <... mmap resumed>) = 0x7f177f52a000 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3105] <... sendmsg resumed>) = 0 [pid 3104] <... mprotect resumed>) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3105] <... sendmsg resumed>) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3105] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3106 attached [pid 3106] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3106] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3106] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] <... clone3 resumed> => {parent_tid=[3106]}, 88) = 3106 [pid 3105] <... sendmsg resumed>) = 0 [pid 3104] rt_sigprocmask(SIG_SETMASK, [], [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3104] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3105] <... sendmsg resumed>) = 0 [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] <... futex resumed>) = 1 [pid 3106] <... futex resumed>) = 0 [pid 3106] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3106] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3105] <... sendmsg resumed>) = 0 [pid 3104] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3106] <... futex resumed>) = 0 [pid 3106] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3105] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3105] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3105] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3104] exit_group(0 [pid 3105] <... futex resumed>) = ? [pid 3104] <... exit_group resumed>) = ? [pid 3105] +++ exited with 0 +++ [pid 3106] <... futex resumed>) = ? [pid 3106] +++ exited with 0 +++ [pid 3104] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3104, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3107 ./strace-static-x86_64: Process 3107 attached [pid 3107] set_robust_list(0x555574f366a0, 24) = 0 [pid 3107] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3107] setpgid(0, 0) = 0 [pid 3107] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3107] write(3, "1000", 4) = 4 [pid 3107] close(3) = 0 [pid 3107] write(1, "executing program\n", 18executing program ) = 18 [pid 3107] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3107] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3107] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3107] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3108]}, 88) = 3108 [pid 3107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3107] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3108 attached [pid 3108] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3108] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3108] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3108] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3107] <... futex resumed>) = 0 [pid 3107] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3107] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3107] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3107] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3107] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3109]}, 88) = 3109 [pid 3108] <... sendmsg resumed>) = 0 [pid 3107] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3107] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3107] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3109 attached [pid 3109] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3109] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3109] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3109] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3107] <... futex resumed>) = 0 [pid 3109] <... futex resumed>) = 1 [pid 3109] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3108] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3108] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3107] exit_group(0 [pid 3108] <... futex resumed>) = ? [pid 3107] <... exit_group resumed>) = ? [pid 3108] +++ exited with 0 +++ [pid 3109] <... futex resumed>) = ? [pid 3109] +++ exited with 0 +++ [pid 3107] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3107, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3110 attached , child_tidptr=0x555574f36690) = 3110 [pid 3110] set_robust_list(0x555574f366a0, 24) = 0 [pid 3110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3110] setpgid(0, 0) = 0 [pid 3110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3110] write(3, "1000", 4) = 4 [pid 3110] close(3) = 0 [pid 3110] write(1, "executing program\n", 18executing program ) = 18 [pid 3110] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3110] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3110] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3110] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3111 attached => {parent_tid=[3111]}, 88) = 3111 [pid 3111] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3111] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3111] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3110] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3110] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3111] <... futex resumed>) = 0 [pid 3110] <... futex resumed>) = 1 [pid 3111] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3110] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3111] <... socketpair resumed>[3, 4]) = 0 [pid 3111] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3111] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3110] <... futex resumed>) = 0 [pid 3110] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3111] <... futex resumed>) = 0 [pid 3110] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3110] <... futex resumed>) = 0 [pid 3110] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3111] <... sendmsg resumed>) = 0 [pid 3110] <... mmap resumed>) = 0x7f177f52a000 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3110] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3111] <... sendmsg resumed>) = 0 [pid 3110] <... mprotect resumed>) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3110] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3110] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3111] <... sendmsg resumed>) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3110] <... clone3 resumed> => {parent_tid=[3112]}, 88) = 3112 [pid 3110] rt_sigprocmask(SIG_SETMASK, [], [pid 3111] <... sendmsg resumed>) = 0 [pid 3110] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 3112 attached [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3110] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3110] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3112] set_robust_list(0x7f177f54a9a0, 24 [pid 3111] <... sendmsg resumed>) = 0 [pid 3112] <... set_robust_list resumed>) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3112] rt_sigprocmask(SIG_SETMASK, [], [pid 3111] <... sendmsg resumed>) = 0 [pid 3112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3112] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3111] <... sendmsg resumed>) = 0 [pid 3112] <... setsockopt resumed>) = 0 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3112] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3111] <... sendmsg resumed>) = 0 [pid 3112] <... futex resumed>) = 1 [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3110] <... futex resumed>) = 0 [pid 3112] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3111] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3111] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3111] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3110] exit_group(0) = ? [pid 3111] <... futex resumed>) = ? [pid 3111] +++ exited with 0 +++ [pid 3112] <... futex resumed>) = ? [pid 3112] +++ exited with 0 +++ [pid 3110] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3110, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3113 ./strace-static-x86_64: Process 3113 attached [pid 3113] set_robust_list(0x555574f366a0, 24) = 0 [pid 3113] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3113] setpgid(0, 0) = 0 [pid 3113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3113] write(3, "1000", 4) = 4 [pid 3113] close(3) = 0 [pid 3113] write(1, "executing program\n", 18executing program ) = 18 [pid 3113] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3113] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3113] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3113] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3114 attached => {parent_tid=[3114]}, 88) = 3114 [pid 3114] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3114] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3114] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3113] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3114] <... futex resumed>) = 0 [pid 3114] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3114] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3114] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3113] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3114] <... futex resumed>) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3114] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3114] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3113] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3114] <... futex resumed>) = 0 [pid 3114] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3114] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3113] <... futex resumed>) = 0 [pid 3114] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3113] exit_group(0) = ? [pid 3114] <... futex resumed>) = ? [pid 3114] +++ exited with 0 +++ [pid 3113] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3113, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3115 ./strace-static-x86_64: Process 3115 attached [pid 3115] set_robust_list(0x555574f366a0, 24) = 0 [pid 3115] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3115] setpgid(0, 0) = 0 [pid 3115] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3115] write(3, "1000", 4) = 4 [pid 3115] close(3) = 0 executing program [pid 3115] write(1, "executing program\n", 18) = 18 [pid 3115] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3115] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3115] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3115] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3115] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3116 attached => {parent_tid=[3116]}, 88) = 3116 [pid 3116] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3116] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3116] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3115] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3116] <... futex resumed>) = 0 [pid 3116] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3115] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3116] <... socketpair resumed>[3, 4]) = 0 [pid 3116] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3116] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3115] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3115] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3116] <... futex resumed>) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3115] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3116] <... sendmsg resumed>) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3115] <... futex resumed>) = 0 [pid 3116] <... sendmsg resumed>) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3116] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3115] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3116] <... futex resumed>) = 0 [pid 3115] <... mmap resumed>) = 0x7f177f52a000 [pid 3115] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3116] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3115] <... mprotect resumed>) = 0 [pid 3115] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3115] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3117 attached [pid 3117] set_robust_list(0x7f177f54a9a0, 24 [pid 3115] <... clone3 resumed> => {parent_tid=[3117]}, 88) = 3117 [pid 3117] <... set_robust_list resumed>) = 0 [pid 3115] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3117] rt_sigprocmask(SIG_SETMASK, [], [pid 3115] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3117] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3115] <... futex resumed>) = 0 [pid 3117] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3115] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3117] <... setsockopt resumed>) = 0 [pid 3117] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3115] <... futex resumed>) = 0 [pid 3117] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3115] exit_group(0) = ? [pid 3116] <... futex resumed>) = ? [pid 3116] +++ exited with 0 +++ [pid 3117] <... futex resumed>) = ? [pid 3117] +++ exited with 0 +++ [pid 3115] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3115, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3118 ./strace-static-x86_64: Process 3118 attached [pid 3118] set_robust_list(0x555574f366a0, 24) = 0 [pid 3118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3118] setpgid(0, 0) = 0 [pid 3118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3118] write(3, "1000", 4) = 4 [pid 3118] close(3) = 0 executing program [pid 3118] write(1, "executing program\n", 18) = 18 [pid 3118] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3118] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3118] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3118] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3118] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3119 attached => {parent_tid=[3119]}, 88) = 3119 [pid 3119] set_robust_list(0x7f177f56b9a0, 24 [pid 3118] rt_sigprocmask(SIG_SETMASK, [], [pid 3119] <... set_robust_list resumed>) = 0 [pid 3118] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3119] rt_sigprocmask(SIG_SETMASK, [], [pid 3118] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3119] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3118] <... futex resumed>) = 0 [pid 3119] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3118] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3119] <... socketpair resumed>[3, 4]) = 0 [pid 3119] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3118] <... futex resumed>) = 0 [pid 3118] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3118] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3118] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3118] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3118] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3118] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3118] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3120]}, 88) = 3120 [pid 3119] <... sendmsg resumed>) = 0 [pid 3118] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3118] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3118] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3120 attached [pid 3120] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3120] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3120] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3120] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3118] <... futex resumed>) = 0 [pid 3120] <... futex resumed>) = 1 [pid 3120] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3119] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3119] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3118] exit_group(0 [pid 3119] <... futex resumed>) = ? [pid 3118] <... exit_group resumed>) = ? [pid 3119] +++ exited with 0 +++ [pid 3120] <... futex resumed>) = ? [pid 3120] +++ exited with 0 +++ [pid 3118] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3118, si_uid=0, si_status=0, 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 3121 attached , child_tidptr=0x555574f36690) = 3121 [pid 3121] set_robust_list(0x555574f366a0, 24) = 0 [pid 3121] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3121] setpgid(0, 0) = 0 [pid 3121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3121] write(3, "1000", 4executing program ) = 4 [pid 3121] close(3) = 0 [pid 3121] write(1, "executing program\n", 18) = 18 [pid 3121] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3121] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3121] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3121] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3122 attached [pid 3122] set_robust_list(0x7f177f56b9a0, 24 [pid 3121] <... clone3 resumed> => {parent_tid=[3122]}, 88) = 3122 [pid 3122] <... set_robust_list resumed>) = 0 [pid 3121] rt_sigprocmask(SIG_SETMASK, [], [pid 3122] rt_sigprocmask(SIG_SETMASK, [], [pid 3121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3121] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3122] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3121] <... futex resumed>) = 0 [pid 3121] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3122] <... socketpair resumed>[3, 4]) = 0 [pid 3122] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3121] <... futex resumed>) = 0 [pid 3121] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3121] <... futex resumed>) = 0 [pid 3121] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3122] <... sendmsg resumed>) = 0 [pid 3121] <... futex resumed>) = 0 [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3122] <... sendmsg resumed>) = 0 [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3121] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3122] <... sendmsg resumed>) = 0 [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3121] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3123 attached => {parent_tid=[3123]}, 88) = 3123 [pid 3123] set_robust_list(0x7f177f54a9a0, 24 [pid 3121] rt_sigprocmask(SIG_SETMASK, [], [pid 3123] <... set_robust_list resumed>) = 0 [pid 3121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3123] rt_sigprocmask(SIG_SETMASK, [], [pid 3121] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3121] <... futex resumed>) = 0 [pid 3123] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3121] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3123] <... setsockopt resumed>) = 0 [pid 3123] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3121] <... futex resumed>) = 0 [pid 3123] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3122] <... sendmsg resumed>) = 0 [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3122] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3122] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3121] exit_group(0 [pid 3123] <... futex resumed>) = ? [pid 3122] <... futex resumed>) = ? [pid 3121] <... exit_group resumed>) = ? [pid 3123] +++ exited with 0 +++ [pid 3122] +++ exited with 0 +++ [pid 3121] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3121, si_uid=0, si_status=0, 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 3124 attached , child_tidptr=0x555574f36690) = 3124 [pid 3124] set_robust_list(0x555574f366a0, 24) = 0 [pid 3124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3124] setpgid(0, 0) = 0 [pid 3124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3124] write(3, "1000", 4) = 4 [pid 3124] close(3) = 0 [pid 3124] write(1, "executing program\n", 18executing program ) = 18 [pid 3124] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3124] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3124] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3124] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3125 attached => {parent_tid=[3125]}, 88) = 3125 [pid 3125] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3125] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3125] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3124] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3125] <... futex resumed>) = 0 [pid 3125] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3124] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3125] <... socketpair resumed>[3, 4]) = 0 [pid 3125] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3124] <... futex resumed>) = 0 [pid 3124] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3124] <... futex resumed>) = 0 [pid 3124] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3125] <... sendmsg resumed>) = 0 [pid 3124] <... mmap resumed>) = 0x7f177f52a000 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3124] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3125] <... sendmsg resumed>) = 0 [pid 3124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3125] <... sendmsg resumed>) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3124] <... clone3 resumed> => {parent_tid=[3126]}, 88) = 3126 [pid 3124] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3124] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3124] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3125] <... sendmsg resumed>) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {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 3126 attached ) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3126] set_robust_list(0x7f177f54a9a0, 24 [pid 3125] <... sendmsg resumed>) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3126] <... set_robust_list resumed>) = 0 [pid 3125] <... sendmsg resumed>) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3126] rt_sigprocmask(SIG_SETMASK, [], [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3125] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3125] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3126] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3126] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3124] <... futex resumed>) = 0 [pid 3124] exit_group(0) = ? [pid 3126] +++ exited with 0 +++ [pid 3125] <... futex resumed>) = ? [pid 3125] +++ exited with 0 +++ [pid 3124] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3127 ./strace-static-x86_64: Process 3127 attached [pid 3127] set_robust_list(0x555574f366a0, 24) = 0 [pid 3127] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3127] setpgid(0, 0) = 0 [pid 3127] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3127] write(3, "1000", 4) = 4 [pid 3127] close(3) = 0 executing program [pid 3127] write(1, "executing program\n", 18) = 18 [pid 3127] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3127] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3127] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3127] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3127] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3128 attached => {parent_tid=[3128]}, 88) = 3128 [pid 3128] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3128] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3128] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3127] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3128] <... futex resumed>) = 0 [pid 3128] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3127] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3128] <... socketpair resumed>[3, 4]) = 0 [pid 3128] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3128] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3127] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3128] <... futex resumed>) = 0 [pid 3127] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3127] <... futex resumed>) = 0 [pid 3127] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3128] <... sendmsg resumed>) = 0 [pid 3127] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3127] <... mprotect resumed>) = 0 [pid 3128] <... sendmsg resumed>) = 0 [pid 3127] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3127] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3127] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3128] <... sendmsg resumed>) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3127] <... clone3 resumed> => {parent_tid=[3129]}, 88) = 3129 [pid 3127] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3127] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3128] <... sendmsg resumed>) = 0 [pid 3127] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_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 3129 attached [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3129] set_robust_list(0x7f177f54a9a0, 24 [pid 3128] <... sendmsg resumed>) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3129] <... set_robust_list resumed>) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3129] rt_sigprocmask(SIG_SETMASK, [], [pid 3128] <... sendmsg resumed>) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3128] <... sendmsg resumed>) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3129] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3128] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3129] <... setsockopt resumed>) = 0 [pid 3128] <... sendmsg resumed>) = 0 [pid 3129] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3128] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3128] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3129] <... futex resumed>) = 1 [pid 3127] <... futex resumed>) = 0 [pid 3129] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3127] exit_group(0) = ? [pid 3129] <... futex resumed>) = ? [pid 3129] +++ exited with 0 +++ [pid 3128] <... futex resumed>) = ? [pid 3128] +++ exited with 0 +++ [pid 3127] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3127, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3130 ./strace-static-x86_64: Process 3130 attached [pid 3130] set_robust_list(0x555574f366a0, 24) = 0 [pid 3130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3130] setpgid(0, 0) = 0 [pid 3130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3130] write(3, "1000", 4) = 4 [pid 3130] close(3) = 0 [pid 3130] write(1, "executing program\n", 18executing program ) = 18 [pid 3130] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3130] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3130] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3130] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3130] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3131 attached => {parent_tid=[3131]}, 88) = 3131 [pid 3131] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3131] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3131] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3130] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3131] <... futex resumed>) = 0 [pid 3131] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3130] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3131] <... socketpair resumed>[3, 4]) = 0 [pid 3131] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3130] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3131] <... futex resumed>) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3130] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3130] <... futex resumed>) = 0 [pid 3130] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3131] <... sendmsg resumed>) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3130] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3131] <... sendmsg resumed>) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3131] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3131] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3130] <... mprotect resumed>) = 0 [pid 3130] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3130] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3132 attached => {parent_tid=[3132]}, 88) = 3132 [pid 3132] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3132] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3132] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3130] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3130] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3132] <... futex resumed>) = 0 [pid 3132] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3132] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3132] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3130] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3130] exit_group(0 [pid 3131] <... futex resumed>) = ? [pid 3131] +++ exited with 0 +++ [pid 3130] <... exit_group resumed>) = ? [pid 3132] <... futex resumed>) = ? [pid 3132] +++ exited with 0 +++ [pid 3130] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3130, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3133 ./strace-static-x86_64: Process 3133 attached [pid 3133] set_robust_list(0x555574f366a0, 24) = 0 [pid 3133] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3133] setpgid(0, 0) = 0 [pid 3133] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3133] write(3, "1000", 4) = 4 [pid 3133] close(3) = 0 [pid 3133] write(1, "executing program\n", 18executing program ) = 18 [pid 3133] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3133] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3133] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3133] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3133] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3134 attached => {parent_tid=[3134]}, 88) = 3134 [pid 3134] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3134] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3134] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3133] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3133] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3134] <... futex resumed>) = 0 [pid 3134] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3133] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3134] <... socketpair resumed>[3, 4]) = 0 [pid 3134] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3133] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3133] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3134] <... futex resumed>) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3134] <... sendmsg resumed>) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3133] <... futex resumed>) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3134] <... sendmsg resumed>) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] <... mmap resumed>) = 0x7f177f52a000 [pid 3134] <... sendmsg resumed>) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3134] <... sendmsg resumed>) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3133] <... mprotect resumed>) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3133] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3134] <... sendmsg resumed>) = 0 [pid 3133] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3134] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3134] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3134] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3135 attached [pid 3133] <... clone3 resumed> => {parent_tid=[3135]}, 88) = 3135 [pid 3133] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3133] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3133] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3135] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3135] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3135] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3135] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3133] <... futex resumed>) = 0 [pid 3135] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3133] exit_group(0) = ? [pid 3134] <... futex resumed>) = ? [pid 3135] <... futex resumed>) = ? [pid 3134] +++ exited with 0 +++ [pid 3135] +++ exited with 0 +++ [pid 3133] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3133, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3136 ./strace-static-x86_64: Process 3136 attached [pid 3136] set_robust_list(0x555574f366a0, 24) = 0 [pid 3136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3136] setpgid(0, 0) = 0 [pid 3136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3136] write(3, "1000", 4) = 4 [pid 3136] close(3) = 0 [pid 3136] write(1, "executing program\n", 18executing program ) = 18 [pid 3136] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3136] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3136] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3136] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3136] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3137 attached [pid 3137] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3137] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3137] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3136] <... clone3 resumed> => {parent_tid=[3137]}, 88) = 3137 [pid 3136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3136] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3137] <... futex resumed>) = 0 [pid 3137] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3136] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3137] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3136] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3137] <... futex resumed>) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3136] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3136] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3137] <... sendmsg resumed>) = 0 [pid 3136] <... mmap resumed>) = 0x7f177f52a000 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3136] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3137] <... sendmsg resumed>) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3136] <... mprotect resumed>) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3136] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3137] <... sendmsg resumed>) = 0 [pid 3136] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3136] <... clone3 resumed> => {parent_tid=[3138]}, 88) = 3138 [pid 3136] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3137] <... sendmsg resumed>) = 0 [pid 3136] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3136] <... futex resumed>) = 0 [pid 3137] <... sendmsg resumed>) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3136] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3137] <... sendmsg resumed>) = 0 [pid 3137] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3137] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3137] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3138 attached [pid 3138] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3138] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3138] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3136] <... futex resumed>) = 0 [pid 3138] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3136] exit_group(0) = ? [pid 3137] <... futex resumed>) = ? [pid 3137] +++ exited with 0 +++ [pid 3138] <... futex resumed>) = ? [pid 3138] +++ exited with 0 +++ [pid 3136] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3136, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3139 ./strace-static-x86_64: Process 3139 attached [pid 3139] set_robust_list(0x555574f366a0, 24) = 0 [pid 3139] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3139] setpgid(0, 0) = 0 [pid 3139] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3139] write(3, "1000", 4) = 4 [pid 3139] close(3) = 0 [pid 3139] write(1, "executing program\n", 18executing program ) = 18 [pid 3139] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3139] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3139] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3139] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3139] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3140 attached => {parent_tid=[3140]}, 88) = 3140 [pid 3140] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3140] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3140] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3139] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3139] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3140] <... futex resumed>) = 0 [pid 3140] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3140] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3140] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3139] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3139] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3140] <... futex resumed>) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3139] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3139] <... futex resumed>) = 0 [pid 3139] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3140] <... sendmsg resumed>) = 0 [pid 3139] <... mmap resumed>) = 0x7f177f52a000 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3139] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3140] <... sendmsg resumed>) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3139] <... mprotect resumed>) = 0 [pid 3140] <... sendmsg resumed>) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3139] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3140] <... sendmsg resumed>) = 0 [pid 3139] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3139] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3140] <... sendmsg resumed>) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3139] <... clone3 resumed> => {parent_tid=[3141]}, 88) = 3141 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3139] rt_sigprocmask(SIG_SETMASK, [], [pid 3140] <... sendmsg resumed>) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3139] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3139] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3140] <... sendmsg resumed>) = 0 [pid 3139] <... futex resumed>) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3139] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3140] <... sendmsg resumed>) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] sendmsg(4, {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 3141 attached ) = 0 [pid 3140] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3140] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3140] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3141] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3141] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3141] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3141] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3139] <... futex resumed>) = 0 [pid 3139] exit_group(0) = ? [pid 3140] <... futex resumed>) = ? [pid 3140] +++ exited with 0 +++ [pid 3141] +++ exited with 0 +++ [pid 3139] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3139, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3142 ./strace-static-x86_64: Process 3142 attached [pid 3142] set_robust_list(0x555574f366a0, 24) = 0 [pid 3142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3142] setpgid(0, 0) = 0 [pid 3142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3142] write(3, "1000", 4) = 4 [pid 3142] close(3) = 0 [pid 3142] write(1, "executing program\n", 18executing program ) = 18 [pid 3142] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3142] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3142] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3142] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3142] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3143 attached => {parent_tid=[3143]}, 88) = 3143 [pid 3143] set_robust_list(0x7f177f56b9a0, 24 [pid 3142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3142] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3142] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3143] <... set_robust_list resumed>) = 0 [pid 3143] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3143] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3143] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3142] <... futex resumed>) = 0 [pid 3142] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3142] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3142] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3142] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3142] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3144]}, 88) = 3144 ./strace-static-x86_64: Process 3144 attached [pid 3143] <... sendmsg resumed>) = 0 [pid 3142] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3142] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3142] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3144] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3144] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3144] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3144] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3142] <... futex resumed>) = 0 [pid 3144] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3143] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3143] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3142] exit_group(0 [pid 3143] <... futex resumed>) = ? [pid 3143] +++ exited with 0 +++ [pid 3142] <... exit_group resumed>) = ? [pid 3144] <... futex resumed>) = ? [pid 3144] +++ exited with 0 +++ [pid 3142] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3142, si_uid=0, si_status=0, 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 3145 attached , child_tidptr=0x555574f36690) = 3145 [pid 3145] set_robust_list(0x555574f366a0, 24) = 0 [pid 3145] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3145] setpgid(0, 0) = 0 [pid 3145] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3145] write(3, "1000", 4) = 4 [pid 3145] close(3) = 0 [pid 3145] write(1, "executing program\n", 18executing program ) = 18 [pid 3145] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3145] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3145] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3145] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3145] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3146 attached => {parent_tid=[3146]}, 88) = 3146 [pid 3146] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3146] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3146] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3145] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3145] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3146] <... futex resumed>) = 0 [pid 3146] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3145] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3146] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3146] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3145] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3146] <... futex resumed>) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3145] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3145] <... futex resumed>) = 0 [pid 3146] <... sendmsg resumed>) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3145] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3145] <... mmap resumed>) = 0x7f177f52a000 [pid 3145] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3146] <... sendmsg resumed>) = 0 [pid 3145] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3145] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3145] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3146] <... sendmsg resumed>) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3145] <... clone3 resumed> => {parent_tid=[3147]}, 88) = 3147 [pid 3145] rt_sigprocmask(SIG_SETMASK, [], [pid 3146] <... sendmsg resumed>) = 0 [pid 3145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3145] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3146] <... sendmsg resumed>) = 0 [pid 3145] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3147 attached [pid 3145] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] set_robust_list(0x7f177f54a9a0, 24 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3147] <... set_robust_list resumed>) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3146] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3146] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3147] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3147] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3147] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3145] <... futex resumed>) = 0 [pid 3147] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3145] exit_group(0) = ? [pid 3147] <... futex resumed>) = ? [pid 3147] +++ exited with 0 +++ [pid 3146] <... futex resumed>) = ? [pid 3146] +++ exited with 0 +++ [pid 3145] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3145, si_uid=0, si_status=0, 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 3148 attached , child_tidptr=0x555574f36690) = 3148 [pid 3148] set_robust_list(0x555574f366a0, 24) = 0 [pid 3148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3148] setpgid(0, 0) = 0 [pid 3148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3148] write(3, "1000", 4) = 4 [pid 3148] close(3executing program ) = 0 [pid 3148] write(1, "executing program\n", 18) = 18 [pid 3148] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3148] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3148] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3148] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3148] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3149 attached [pid 3149] set_robust_list(0x7f177f56b9a0, 24 [pid 3148] <... clone3 resumed> => {parent_tid=[3149]}, 88) = 3149 [pid 3149] <... set_robust_list resumed>) = 0 [pid 3148] rt_sigprocmask(SIG_SETMASK, [], [pid 3149] rt_sigprocmask(SIG_SETMASK, [], [pid 3148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3148] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3149] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3148] <... futex resumed>) = 0 [pid 3148] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3149] <... socketpair resumed>[3, 4]) = 0 [pid 3149] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3148] <... futex resumed>) = 0 [pid 3148] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3148] <... futex resumed>) = 0 [pid 3148] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3149] <... sendmsg resumed>) = 0 [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3148] <... futex resumed>) = 0 [pid 3148] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3149] <... sendmsg resumed>) = 0 [pid 3148] <... mmap resumed>) = 0x7f177f52a000 [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3148] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3149] <... sendmsg resumed>) = 0 [pid 3148] <... mprotect resumed>) = 0 [pid 3148] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3148] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3150 attached => {parent_tid=[3150]}, 88) = 3150 [pid 3150] set_robust_list(0x7f177f54a9a0, 24 [pid 3148] rt_sigprocmask(SIG_SETMASK, [], [pid 3150] <... set_robust_list resumed>) = 0 [pid 3148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3150] rt_sigprocmask(SIG_SETMASK, [], [pid 3148] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3148] <... futex resumed>) = 0 [pid 3150] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3148] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3150] <... setsockopt resumed>) = 0 [pid 3150] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3148] <... futex resumed>) = 0 [pid 3150] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3149] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3149] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3148] exit_group(0 [pid 3150] <... futex resumed>) = ? [pid 3149] <... futex resumed>) = ? [pid 3148] <... exit_group resumed>) = ? [pid 3149] +++ exited with 0 +++ [pid 3150] +++ exited with 0 +++ [pid 3148] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3148, si_uid=0, si_status=0, 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 3151 attached , child_tidptr=0x555574f36690) = 3151 [pid 3151] set_robust_list(0x555574f366a0, 24) = 0 [pid 3151] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3151] setpgid(0, 0) = 0 [pid 3151] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3151] write(3, "1000", 4) = 4 [pid 3151] close(3) = 0 [pid 3151] write(1, "executing program\n", 18executing program ) = 18 [pid 3151] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3151] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3151] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3151] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3151] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3151] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3152 attached => {parent_tid=[3152]}, 88) = 3152 [pid 3152] set_robust_list(0x7f177f56b9a0, 24 [pid 3151] rt_sigprocmask(SIG_SETMASK, [], [pid 3152] <... set_robust_list resumed>) = 0 [pid 3152] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3152] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3151] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3151] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3152] <... futex resumed>) = 0 [pid 3152] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3151] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3152] <... socketpair resumed>[3, 4]) = 0 [pid 3152] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3151] <... futex resumed>) = 0 [pid 3152] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3151] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3152] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3151] <... futex resumed>) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3151] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3152] <... sendmsg resumed>) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3151] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3151] <... mmap resumed>) = 0x7f177f52a000 [pid 3152] <... sendmsg resumed>) = 0 [pid 3151] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3151] <... mprotect resumed>) = 0 [pid 3152] <... sendmsg resumed>) = 0 [pid 3151] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3151] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3151] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3152] <... sendmsg resumed>) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3151] <... clone3 resumed> => {parent_tid=[3153]}, 88) = 3153 [pid 3151] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3152] <... sendmsg resumed>) = 0 [pid 3151] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3151] <... futex resumed>) = 0 [pid 3151] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3152] <... sendmsg resumed>) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {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 3153 attached [pid 3153] set_robust_list(0x7f177f54a9a0, 24 [pid 3152] <... sendmsg resumed>) = 0 [pid 3153] <... set_robust_list resumed>) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3152] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3152] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3153] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3153] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3153] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3151] <... futex resumed>) = 0 [pid 3151] exit_group(0) = ? [pid 3152] <... futex resumed>) = ? [pid 3152] +++ exited with 0 +++ [pid 3153] +++ exited with 0 +++ [pid 3151] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3151, si_uid=0, si_status=0, 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 3154 attached , child_tidptr=0x555574f36690) = 3154 [pid 3154] set_robust_list(0x555574f366a0, 24) = 0 [pid 3154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3154] setpgid(0, 0) = 0 [pid 3154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3154] write(3, "1000", 4) = 4 [pid 3154] close(3) = 0 [pid 3154] write(1, "executing program\n", 18executing program ) = 18 [pid 3154] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3154] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3154] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3154] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3154] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3155 attached => {parent_tid=[3155]}, 88) = 3155 [pid 3155] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3155] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3155] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3154] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3154] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3155] <... futex resumed>) = 0 [pid 3155] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3154] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3155] <... socketpair resumed>[3, 4]) = 0 [pid 3155] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3154] <... futex resumed>) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3154] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] <... sendmsg resumed>) = 0 [pid 3154] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3154] <... futex resumed>) = 0 [pid 3154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3155] <... sendmsg resumed>) = 0 [pid 3154] <... mmap resumed>) = 0x7f177f52a000 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3154] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3155] <... sendmsg resumed>) = 0 [pid 3154] <... mprotect resumed>) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3154] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3155] <... sendmsg resumed>) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3154] <... clone3 resumed> => {parent_tid=[3156]}, 88) = 3156 [pid 3154] rt_sigprocmask(SIG_SETMASK, [], [pid 3155] <... sendmsg resumed>) = 0 [pid 3154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3154] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] <... sendmsg resumed>) = 0 [pid 3154] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_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 3156 attached [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3156] set_robust_list(0x7f177f54a9a0, 24 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3156] <... set_robust_list resumed>) = 0 [pid 3155] <... sendmsg resumed>) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3156] rt_sigprocmask(SIG_SETMASK, [], [pid 3155] <... sendmsg resumed>) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3155] <... sendmsg resumed>) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3155] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3156] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3155] <... sendmsg resumed>) = 0 [pid 3155] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3155] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3156] <... setsockopt resumed>) = 0 [pid 3156] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3154] <... futex resumed>) = 0 [pid 3154] exit_group(0) = ? [pid 3156] +++ exited with 0 +++ [pid 3155] <... futex resumed>) = ? [pid 3155] +++ exited with 0 +++ [pid 3154] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3154, si_uid=0, si_status=0, 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 3157 attached , child_tidptr=0x555574f36690) = 3157 [pid 3157] set_robust_list(0x555574f366a0, 24) = 0 [pid 3157] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3157] setpgid(0, 0) = 0 [pid 3157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3157] write(3, "1000", 4) = 4 [pid 3157] close(3) = 0 [pid 3157] write(1, "executing program\n", 18executing program ) = 18 [pid 3157] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3157] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3157] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3158 attached [pid 3158] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3158] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3157] <... clone3 resumed> => {parent_tid=[3158]}, 88) = 3158 [pid 3158] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3157] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3157] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3158] <... futex resumed>) = 0 [pid 3158] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3157] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3158] <... socketpair resumed>[3, 4]) = 0 [pid 3158] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3157] <... futex resumed>) = 0 [pid 3157] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3157] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3157] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3157] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3159]}, 88) = 3159 [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3157] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3159 attached [pid 3159] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3159] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3159] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3158] <... sendmsg resumed>) = 0 [pid 3157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3157] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3158] <... sendmsg resumed>) = 0 [pid 3159] <... futex resumed>) = 0 [pid 3159] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3159] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3159] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3157] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3158] <... sendmsg resumed>) = 0 [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3158] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3157] exit_group(0 [pid 3158] <... futex resumed>) = ? [pid 3157] <... exit_group resumed>) = ? [pid 3159] <... futex resumed>) = ? [pid 3158] +++ exited with 0 +++ [pid 3159] +++ exited with 0 +++ [pid 3157] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3157, si_uid=0, si_status=0, 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 3160 attached , child_tidptr=0x555574f36690) = 3160 [pid 3160] set_robust_list(0x555574f366a0, 24) = 0 [pid 3160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3160] setpgid(0, 0) = 0 [pid 3160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3160] write(3, "1000", 4) = 4 [pid 3160] close(3) = 0 [pid 3160] write(1, "executing program\n", 18executing program ) = 18 [pid 3160] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3160] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3160] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3160] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3160] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3160] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3161 attached [pid 3161] set_robust_list(0x7f177f56b9a0, 24 [pid 3160] <... clone3 resumed> => {parent_tid=[3161]}, 88) = 3161 [pid 3161] <... set_robust_list resumed>) = 0 [pid 3161] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3161] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3160] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3160] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3161] <... futex resumed>) = 0 [pid 3161] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3160] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3161] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3160] <... futex resumed>) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3160] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3160] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3161] <... sendmsg resumed>) = 0 [pid 3160] <... futex resumed>) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3160] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3161] <... sendmsg resumed>) = 0 [pid 3160] <... mmap resumed>) = 0x7f177f52a000 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3160] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3161] <... sendmsg resumed>) = 0 [pid 3160] <... mprotect resumed>) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3160] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3161] <... sendmsg resumed>) = 0 [pid 3160] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3160] <... clone3 resumed> => {parent_tid=[3162]}, 88) = 3162 [pid 3160] rt_sigprocmask(SIG_SETMASK, [], [pid 3161] <... sendmsg resumed>) = 0 [pid 3160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3160] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3160] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3161] <... sendmsg resumed>) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {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 3162 attached ) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3162] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3162] rt_sigprocmask(SIG_SETMASK, [], [pid 3161] <... sendmsg resumed>) = 0 [pid 3162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3161] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3162] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3161] <... sendmsg resumed>) = 0 [pid 3162] <... setsockopt resumed>) = 0 [pid 3161] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3162] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3161] <... futex resumed>) = 0 [pid 3162] <... futex resumed>) = 1 [pid 3161] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3160] <... futex resumed>) = 0 [pid 3160] exit_group(0) = ? [pid 3161] <... futex resumed>) = ? [pid 3162] +++ exited with 0 +++ [pid 3161] +++ exited with 0 +++ [pid 3160] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3160, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3163 ./strace-static-x86_64: Process 3163 attached [pid 3163] set_robust_list(0x555574f366a0, 24) = 0 [pid 3163] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3163] setpgid(0, 0) = 0 [pid 3163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3163] write(3, "1000", 4) = 4 [pid 3163] close(3) = 0 [pid 3163] write(1, "executing program\n", 18executing program ) = 18 [pid 3163] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3163] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3163] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3163] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3163] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3164 attached [pid 3164] set_robust_list(0x7f177f56b9a0, 24 [pid 3163] <... clone3 resumed> => {parent_tid=[3164]}, 88) = 3164 [pid 3164] <... set_robust_list resumed>) = 0 [pid 3164] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3164] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3163] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3164] <... futex resumed>) = 0 [pid 3164] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3163] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3164] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3163] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] <... sendmsg resumed>) = 0 [pid 3163] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3163] <... futex resumed>) = 0 [pid 3164] <... sendmsg resumed>) = 0 [pid 3163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3163] <... mmap resumed>) = 0x7f177f52a000 [pid 3163] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3164] <... sendmsg resumed>) = 0 [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3163] <... mprotect resumed>) = 0 [pid 3164] <... sendmsg resumed>) = 0 [pid 3163] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3163] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3164] <... sendmsg resumed>) = 0 [pid 3164] sendmsg(4, {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 3165 attached ) = 0 [pid 3163] <... clone3 resumed> => {parent_tid=[3165]}, 88) = 3165 [pid 3165] set_robust_list(0x7f177f54a9a0, 24 [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3163] rt_sigprocmask(SIG_SETMASK, [], [pid 3165] <... set_robust_list resumed>) = 0 [pid 3163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3164] <... sendmsg resumed>) = 0 [pid 3163] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3165] rt_sigprocmask(SIG_SETMASK, [], [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3163] <... futex resumed>) = 0 [pid 3165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3163] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3164] <... sendmsg resumed>) = 0 [pid 3165] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3165] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3163] <... futex resumed>) = 0 [pid 3165] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3164] <... sendmsg resumed>) = 0 [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3164] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3164] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3163] exit_group(0 [pid 3164] <... futex resumed>) = ? [pid 3163] <... exit_group resumed>) = ? [pid 3164] +++ exited with 0 +++ [pid 3165] <... futex resumed>) = ? [pid 3165] +++ exited with 0 +++ [pid 3163] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3163, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3166 ./strace-static-x86_64: Process 3166 attached [pid 3166] set_robust_list(0x555574f366a0, 24) = 0 [pid 3166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3166] setpgid(0, 0) = 0 [pid 3166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3166] write(3, "1000", 4) = 4 [pid 3166] close(3) = 0 executing program [pid 3166] write(1, "executing program\n", 18) = 18 [pid 3166] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3166] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3166] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3166] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3166] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3167 attached [pid 3167] set_robust_list(0x7f177f56b9a0, 24 [pid 3166] <... clone3 resumed> => {parent_tid=[3167]}, 88) = 3167 [pid 3167] <... set_robust_list resumed>) = 0 [pid 3167] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3167] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3166] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3166] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3167] <... futex resumed>) = 0 [pid 3167] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3166] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3167] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3166] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3167] <... futex resumed>) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3166] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3167] <... sendmsg resumed>) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3167] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3167] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3166] <... futex resumed>) = 0 [pid 3166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3166] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3166] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3168 attached => {parent_tid=[3168]}, 88) = 3168 [pid 3166] rt_sigprocmask(SIG_SETMASK, [], [pid 3168] set_robust_list(0x7f177f54a9a0, 24 [pid 3166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3168] <... set_robust_list resumed>) = 0 [pid 3166] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3168] rt_sigprocmask(SIG_SETMASK, [], [pid 3166] <... futex resumed>) = 0 [pid 3168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3166] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3168] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3168] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3166] <... futex resumed>) = 0 [pid 3168] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3166] exit_group(0) = ? [pid 3167] <... futex resumed>) = ? [pid 3167] +++ exited with 0 +++ [pid 3168] <... futex resumed>) = ? [pid 3168] +++ exited with 0 +++ [pid 3166] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3166, 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=0x555574f36690) = 3169 ./strace-static-x86_64: Process 3169 attached [pid 3169] set_robust_list(0x555574f366a0, 24) = 0 [pid 3169] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3169] setpgid(0, 0) = 0 [pid 3169] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3169] write(3, "1000", 4) = 4 [pid 3169] close(3) = 0 [pid 3169] write(1, "executing program\n", 18executing program ) = 18 [pid 3169] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3169] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3169] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3169] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3169] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3170 attached => {parent_tid=[3170]}, 88) = 3170 [pid 3170] set_robust_list(0x7f177f56b9a0, 24 [pid 3169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3169] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3169] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3170] <... set_robust_list resumed>) = 0 [pid 3170] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3170] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3170] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3169] <... futex resumed>) = 0 [pid 3169] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3169] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3169] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3169] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3169] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3169] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3171]}, 88) = 3171 [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3169] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3169] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3169] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3171 attached [pid 3171] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3171] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3171] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3171] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3169] <... futex resumed>) = 0 [pid 3171] <... futex resumed>) = 1 [pid 3171] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3170] <... sendmsg resumed>) = 0 [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3170] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3170] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3169] exit_group(0 [pid 3170] <... futex resumed>) = ? [pid 3169] <... exit_group resumed>) = ? [pid 3170] +++ exited with 0 +++ [pid 3171] <... futex resumed>) = ? [pid 3171] +++ exited with 0 +++ [pid 3169] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3169, si_uid=0, si_status=0, 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 3172 attached , child_tidptr=0x555574f36690) = 3172 [pid 3172] set_robust_list(0x555574f366a0, 24) = 0 [pid 3172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3172] setpgid(0, 0) = 0 [pid 3172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3172] write(3, "1000", 4) = 4 [pid 3172] close(3) = 0 executing program [pid 3172] write(1, "executing program\n", 18) = 18 [pid 3172] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3172] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3172] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3172] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3172] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3173]}, 88) = 3173 [pid 3172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3172] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3172] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3173 attached [pid 3173] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3173] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3173] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3173] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3172] <... futex resumed>) = 0 [pid 3172] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3172] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3172] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3172] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3172] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3172] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3174 attached => {parent_tid=[3174]}, 88) = 3174 [pid 3172] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3172] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3172] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3173] <... futex resumed>) = 1 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3173] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3173] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3174] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3174] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3174] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3174] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3172] <... futex resumed>) = 0 [pid 3172] exit_group(0) = ? [pid 3173] <... futex resumed>) = ? [pid 3173] +++ exited with 0 +++ [pid 3174] <... futex resumed>) = ? [pid 3174] +++ exited with 0 +++ [pid 3172] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3172, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3175 ./strace-static-x86_64: Process 3175 attached [pid 3175] set_robust_list(0x555574f366a0, 24) = 0 [pid 3175] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3175] setpgid(0, 0) = 0 [pid 3175] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3175] write(3, "1000", 4) = 4 [pid 3175] close(3) = 0 executing program [pid 3175] write(1, "executing program\n", 18) = 18 [pid 3175] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3175] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3175] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3175] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3176]}, 88) = 3176 ./strace-static-x86_64: Process 3176 attached [pid 3175] rt_sigprocmask(SIG_SETMASK, [], [pid 3176] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3176] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3176] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3175] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3176] <... futex resumed>) = 0 [pid 3175] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3176] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3176] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3175] <... futex resumed>) = 0 [pid 3175] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3175] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3175] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3175] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3177]}, 88) = 3177 [pid 3175] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3175] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3175] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3177 attached [pid 3177] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3177] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3177] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3175] <... futex resumed>) = 0 [pid 3177] <... futex resumed>) = 1 [pid 3177] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3176] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3176] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3175] exit_group(0) = ? [pid 3177] <... futex resumed>) = ? [pid 3177] +++ exited with 0 +++ [pid 3176] <... futex resumed>) = ? [pid 3176] +++ exited with 0 +++ [pid 3175] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3175, si_uid=0, si_status=0, 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 3179 attached , child_tidptr=0x555574f36690) = 3179 [pid 3179] set_robust_list(0x555574f366a0, 24) = 0 [pid 3179] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3179] setpgid(0, 0) = 0 [pid 3179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3179] write(3, "1000", 4) = 4 [pid 3179] close(3) = 0 executing program [pid 3179] write(1, "executing program\n", 18) = 18 [pid 3179] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3179] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3179] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3179] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3180 attached [pid 3180] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3180] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3180] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3179] <... clone3 resumed> => {parent_tid=[3180]}, 88) = 3180 [pid 3179] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3179] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3180] <... futex resumed>) = 0 [pid 3179] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3180] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3180] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3179] <... futex resumed>) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3179] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3180] <... sendmsg resumed>) = 0 [pid 3179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] <... mmap resumed>) = 0x7f177f52a000 [pid 3180] <... sendmsg resumed>) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3180] <... sendmsg resumed>) = 0 [pid 3179] <... mprotect resumed>) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3180] <... sendmsg resumed>) = 0 [pid 3179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] <... clone3 resumed> => {parent_tid=[3181]}, 88) = 3181 [pid 3180] <... sendmsg resumed>) = 0 [pid 3179] rt_sigprocmask(SIG_SETMASK, [], [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3179] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3180] <... sendmsg resumed>) = 0 [pid 3179] <... futex resumed>) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3179] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3180] <... sendmsg resumed>) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3181 attached [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3180] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3180] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3181] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3181] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3181] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3181] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3179] <... futex resumed>) = 0 [pid 3179] exit_group(0) = ? [pid 3180] <... futex resumed>) = ? [pid 3180] +++ exited with 0 +++ [pid 3181] +++ exited with 0 +++ [pid 3179] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3179, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3182 ./strace-static-x86_64: Process 3182 attached [pid 3182] set_robust_list(0x555574f366a0, 24) = 0 [pid 3182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3182] setpgid(0, 0) = 0 [pid 3182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3182] write(3, "1000", 4) = 4 [pid 3182] close(3) = 0 executing program [pid 3182] write(1, "executing program\n", 18) = 18 [pid 3182] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3182] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3182] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3183]}, 88) = 3183 [pid 3182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3182] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3183 attached [pid 3183] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3183] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3183] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3183] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3182] <... futex resumed>) = 0 [pid 3182] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3182] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3182] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3182] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3184 attached [pid 3183] <... sendmsg resumed>) = 0 [pid 3182] <... clone3 resumed> => {parent_tid=[3184]}, 88) = 3184 [pid 3182] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3182] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3182] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3184] set_robust_list(0x7f177f54a9a0, 24 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3184] <... set_robust_list resumed>) = 0 [pid 3183] <... sendmsg resumed>) = 0 [pid 3184] rt_sigprocmask(SIG_SETMASK, [], [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3184] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3183] <... sendmsg resumed>) = 0 [pid 3184] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3184] <... setsockopt resumed>) = 0 [pid 3183] <... sendmsg resumed>) = 0 [pid 3184] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3184] <... futex resumed>) = 1 [pid 3183] <... sendmsg resumed>) = 0 [pid 3182] <... futex resumed>) = 0 [pid 3184] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3183] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3183] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3182] exit_group(0 [pid 3183] <... futex resumed>) = ? [pid 3182] <... exit_group resumed>) = ? [pid 3183] +++ exited with 0 +++ [pid 3184] <... futex resumed>) = ? [pid 3184] +++ exited with 0 +++ [pid 3182] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3182, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3185 ./strace-static-x86_64: Process 3185 attached [pid 3185] set_robust_list(0x555574f366a0, 24) = 0 [pid 3185] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3185] setpgid(0, 0) = 0 [pid 3185] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3185] write(3, "1000", 4) = 4 [pid 3185] close(3) = 0 [pid 3185] write(1, "executing program\n", 18executing program ) = 18 [pid 3185] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3185] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3185] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3185] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3185] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3185] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3186 attached => {parent_tid=[3186]}, 88) = 3186 [pid 3186] set_robust_list(0x7f177f56b9a0, 24 [pid 3185] rt_sigprocmask(SIG_SETMASK, [], [pid 3186] <... set_robust_list resumed>) = 0 [pid 3185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3186] rt_sigprocmask(SIG_SETMASK, [], [pid 3185] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3185] <... futex resumed>) = 0 [pid 3186] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3185] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3186] <... socketpair resumed>[3, 4]) = 0 [pid 3186] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3185] <... futex resumed>) = 0 [pid 3185] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3185] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3185] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3185] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3185] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3186] <... sendmsg resumed>) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3186] <... sendmsg resumed>) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] <... clone3 resumed> => {parent_tid=[3187]}, 88) = 3187 ./strace-static-x86_64: Process 3187 attached [pid 3186] <... sendmsg resumed>) = 0 [pid 3187] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3187] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3187] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] rt_sigprocmask(SIG_SETMASK, [], [pid 3186] <... sendmsg resumed>) = 0 [pid 3185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3186] <... sendmsg resumed>) = 0 [pid 3185] <... futex resumed>) = 1 [pid 3187] <... futex resumed>) = 0 [pid 3187] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3187] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3187] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3185] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3186] <... sendmsg resumed>) = 0 [pid 3185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3186] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3186] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3185] exit_group(0 [pid 3186] <... futex resumed>) = ? [pid 3185] <... exit_group resumed>) = ? [pid 3186] +++ exited with 0 +++ [pid 3187] <... futex resumed>) = ? [pid 3187] +++ exited with 0 +++ [pid 3185] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3185, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3188 ./strace-static-x86_64: Process 3188 attached [pid 3188] set_robust_list(0x555574f366a0, 24) = 0 [pid 3188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3188] setpgid(0, 0) = 0 [pid 3188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3188] write(3, "1000", 4) = 4 [pid 3188] close(3) = 0 executing program [pid 3188] write(1, "executing program\n", 18) = 18 [pid 3188] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3188] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3188] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3188] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3188] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3189 attached => {parent_tid=[3189]}, 88) = 3189 [pid 3189] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3189] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3189] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3188] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3188] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3189] <... futex resumed>) = 0 [pid 3189] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3188] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3189] <... socketpair resumed>[3, 4]) = 0 [pid 3189] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3188] <... futex resumed>) = 0 [pid 3188] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] <... futex resumed>) = 0 [pid 3188] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3188] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3189] <... sendmsg resumed>) = 0 [pid 3188] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] <... mprotect resumed>) = 0 [pid 3189] <... sendmsg resumed>) = 0 [pid 3188] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3188] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3189] <... sendmsg resumed>) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] <... clone3 resumed> => {parent_tid=[3190]}, 88) = 3190 [pid 3188] rt_sigprocmask(SIG_SETMASK, [], [pid 3189] <... sendmsg resumed>) = 0 [pid 3188] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 3190 attached [pid 3188] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3188] <... futex resumed>) = 0 [pid 3188] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3189] <... sendmsg resumed>) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3190] set_robust_list(0x7f177f54a9a0, 24 [pid 3189] <... sendmsg resumed>) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3190] <... set_robust_list resumed>) = 0 [pid 3189] <... sendmsg resumed>) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3190] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3190] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3190] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3188] <... futex resumed>) = 0 [pid 3190] <... futex resumed>) = 1 [pid 3190] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3189] <... sendmsg resumed>) = 0 [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3189] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3189] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3189] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3188] exit_group(0) = ? [pid 3190] <... futex resumed>) = 231 [pid 3189] <... futex resumed>) = ? [pid 3189] +++ exited with 0 +++ [pid 3190] +++ exited with 0 +++ [pid 3188] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3188, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3191 ./strace-static-x86_64: Process 3191 attached [pid 3191] set_robust_list(0x555574f366a0, 24) = 0 [pid 3191] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3191] setpgid(0, 0) = 0 [pid 3191] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3191] write(3, "1000", 4) = 4 [pid 3191] close(3) = 0 [pid 3191] write(1, "executing program\n", 18executing program ) = 18 [pid 3191] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3191] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3191] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3191] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3191] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3191] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3192 attached => {parent_tid=[3192]}, 88) = 3192 [pid 3192] set_robust_list(0x7f177f56b9a0, 24 [pid 3191] rt_sigprocmask(SIG_SETMASK, [], [pid 3192] <... set_robust_list resumed>) = 0 [pid 3191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3192] rt_sigprocmask(SIG_SETMASK, [], [pid 3191] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3191] <... futex resumed>) = 0 [pid 3192] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3191] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3192] <... socketpair resumed>[3, 4]) = 0 [pid 3192] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3191] <... futex resumed>) = 0 [pid 3191] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] <... futex resumed>) = 0 [pid 3191] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3192] <... sendmsg resumed>) = 0 [pid 3191] <... futex resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3192] <... sendmsg resumed>) = 0 [pid 3191] <... mmap resumed>) = 0x7f177f52a000 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3192] <... sendmsg resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] <... mprotect resumed>) = 0 [pid 3192] <... sendmsg resumed>) = 0 [pid 3191] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3193 attached [pid 3192] <... sendmsg resumed>) = 0 [pid 3191] <... clone3 resumed> => {parent_tid=[3193]}, 88) = 3193 [pid 3193] set_robust_list(0x7f177f54a9a0, 24 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] rt_sigprocmask(SIG_SETMASK, [], [pid 3193] <... set_robust_list resumed>) = 0 [pid 3191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3192] <... sendmsg resumed>) = 0 [pid 3191] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3193] rt_sigprocmask(SIG_SETMASK, [], [pid 3191] <... futex resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3191] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3192] <... sendmsg resumed>) = 0 [pid 3193] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3193] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3191] <... futex resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3193] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3192] <... sendmsg resumed>) = 0 [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3192] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3192] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3191] exit_group(0 [pid 3193] <... futex resumed>) = ? [pid 3192] <... futex resumed>) = ? [pid 3191] <... exit_group resumed>) = ? [pid 3192] +++ exited with 0 +++ [pid 3193] +++ exited with 0 +++ [pid 3191] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3191, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3194 attached , child_tidptr=0x555574f36690) = 3194 [pid 3194] set_robust_list(0x555574f366a0, 24) = 0 [pid 3194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3194] setpgid(0, 0) = 0 [pid 3194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3194] write(3, "1000", 4) = 4 [pid 3194] close(3) = 0 [pid 3194] write(1, "executing program\n", 18executing program ) = 18 [pid 3194] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3194] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3194] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3194] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3195 attached => {parent_tid=[3195]}, 88) = 3195 [pid 3195] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3195] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3195] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3194] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3195] <... futex resumed>) = 0 [pid 3194] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3195] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3195] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3194] <... futex resumed>) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3194] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3194] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3195] <... sendmsg resumed>) = 0 [pid 3194] <... futex resumed>) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3195] <... sendmsg resumed>) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3194] <... mmap resumed>) = 0x7f177f52a000 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3194] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3195] <... sendmsg resumed>) = 0 [pid 3194] <... mprotect resumed>) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3194] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3195] <... sendmsg resumed>) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3194] <... clone3 resumed> => {parent_tid=[3196]}, 88) = 3196 [pid 3194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3195] <... sendmsg resumed>) = 0 [pid 3194] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3196 attached ) = 0 [pid 3194] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3195] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3195] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3196] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3196] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3196] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3196] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3196] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3194] <... futex resumed>) = 0 [pid 3194] exit_group(0) = ? [pid 3195] <... futex resumed>) = ? [pid 3196] <... futex resumed>) = ? [pid 3196] +++ exited with 0 +++ [pid 3195] +++ exited with 0 +++ [pid 3194] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3194, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3197 ./strace-static-x86_64: Process 3197 attached [pid 3197] set_robust_list(0x555574f366a0, 24) = 0 [pid 3197] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3197] setpgid(0, 0) = 0 [pid 3197] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3197] write(3, "1000", 4) = 4 [pid 3197] close(3) = 0 [pid 3197] write(1, "executing program\n", 18executing program ) = 18 [pid 3197] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3197] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3197] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3197] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3197] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3198 attached [pid 3198] set_robust_list(0x7f177f56b9a0, 24 [pid 3197] <... clone3 resumed> => {parent_tid=[3198]}, 88) = 3198 [pid 3198] <... set_robust_list resumed>) = 0 [pid 3198] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3198] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3197] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3197] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3198] <... futex resumed>) = 0 [pid 3198] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3198] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3198] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3197] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3197] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3198] <... futex resumed>) = 0 [pid 3197] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] <... futex resumed>) = 0 [pid 3197] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3198] <... sendmsg resumed>) = 0 [pid 3197] <... mmap resumed>) = 0x7f177f52a000 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3198] <... sendmsg resumed>) = 0 [pid 3197] <... mprotect resumed>) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3197] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3198] <... sendmsg resumed>) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] <... clone3 resumed> => {parent_tid=[3199]}, 88) = 3199 [pid 3197] rt_sigprocmask(SIG_SETMASK, [], [pid 3198] <... sendmsg resumed>) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3197] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3197] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3198] <... sendmsg resumed>) = 0 [pid 3197] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3199 attached ) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3199] set_robust_list(0x7f177f54a9a0, 24 [pid 3198] <... sendmsg resumed>) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3198] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3198] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3199] <... set_robust_list resumed>) = 0 [pid 3199] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3199] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3199] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3197] <... futex resumed>) = 0 [pid 3197] exit_group(0) = ? [pid 3198] <... futex resumed>) = ? [pid 3198] +++ exited with 0 +++ [pid 3199] +++ exited with 0 +++ [pid 3197] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3197, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3200 ./strace-static-x86_64: Process 3200 attached [pid 3200] set_robust_list(0x555574f366a0, 24) = 0 [pid 3200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3200] setpgid(0, 0) = 0 [pid 3200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3200] write(3, "1000", 4) = 4 [pid 3200] close(3) = 0 executing program [pid 3200] write(1, "executing program\n", 18) = 18 [pid 3200] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3200] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3200] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3200] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3200] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3201 attached => {parent_tid=[3201]}, 88) = 3201 [pid 3201] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3201] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3201] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3200] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3200] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3201] <... futex resumed>) = 0 [pid 3201] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3201] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3201] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] <... futex resumed>) = 0 [pid 3200] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3200] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3200] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3200] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3201] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3200] <... clone3 resumed> => {parent_tid=[3202]}, 88) = 3202 [pid 3201] <... sendmsg resumed>) = 0 [pid 3200] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3200] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3200] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3202 attached [pid 3202] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3202] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3202] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3202] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3200] <... futex resumed>) = 0 [pid 3202] <... futex resumed>) = 1 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3202] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3201] <... sendmsg resumed>) = 0 [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3201] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3201] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3200] exit_group(0 [pid 3201] <... futex resumed>) = ? [pid 3200] <... exit_group resumed>) = ? [pid 3201] +++ exited with 0 +++ [pid 3202] <... futex resumed>) = ? [pid 3202] +++ exited with 0 +++ [pid 3200] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3200, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3203 ./strace-static-x86_64: Process 3203 attached [pid 3203] set_robust_list(0x555574f366a0, 24) = 0 [pid 3203] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3203] setpgid(0, 0) = 0 [pid 3203] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3203] write(3, "1000", 4executing program ) = 4 [pid 3203] close(3) = 0 [pid 3203] write(1, "executing program\n", 18) = 18 [pid 3203] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3203] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3203] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3203] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3203] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3204 attached => {parent_tid=[3204]}, 88) = 3204 [pid 3204] set_robust_list(0x7f177f56b9a0, 24 [pid 3203] rt_sigprocmask(SIG_SETMASK, [], [pid 3204] <... set_robust_list resumed>) = 0 [pid 3203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3204] rt_sigprocmask(SIG_SETMASK, [], [pid 3203] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3203] <... futex resumed>) = 0 [pid 3204] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3203] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3204] <... socketpair resumed>[3, 4]) = 0 [pid 3204] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3203] <... futex resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... futex resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... futex resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... mmap resumed>) = 0x7f177f52a000 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... mprotect resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3204] <... sendmsg resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3203] <... clone3 resumed> => {parent_tid=[3205]}, 88) = 3205 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] rt_sigprocmask(SIG_SETMASK, [], [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3204] <... sendmsg resumed>) = 0 [pid 3203] <... futex resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3203] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3204] <... sendmsg resumed>) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3204] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3204] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3205 attached [pid 3205] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3205] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3205] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3205] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3203] <... futex resumed>) = 0 [pid 3205] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3203] exit_group(0 [pid 3204] <... futex resumed>) = ? [pid 3203] <... exit_group resumed>) = ? [pid 3204] +++ exited with 0 +++ [pid 3205] <... futex resumed>) = ? [pid 3205] +++ exited with 0 +++ [pid 3203] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3203, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3206 ./strace-static-x86_64: Process 3206 attached [pid 3206] set_robust_list(0x555574f366a0, 24) = 0 [pid 3206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3206] setpgid(0, 0) = 0 [pid 3206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3206] write(3, "1000", 4) = 4 [pid 3206] close(3) = 0 [pid 3206] write(1, "executing program\n", 18executing program ) = 18 [pid 3206] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3206] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3206] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3206] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3206] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3206] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3207]}, 88) = 3207 ./strace-static-x86_64: Process 3207 attached [pid 3207] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3207] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3207] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3206] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3206] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3207] <... futex resumed>) = 0 [pid 3207] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3206] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3207] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3207] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3206] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3207] <... futex resumed>) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3207] <... sendmsg resumed>) = 0 [pid 3206] <... futex resumed>) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3207] <... sendmsg resumed>) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] <... mmap resumed>) = 0x7f177f52a000 [pid 3207] <... sendmsg resumed>) = 0 [pid 3206] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] <... mprotect resumed>) = 0 [pid 3207] <... sendmsg resumed>) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3207] <... sendmsg resumed>) = 0 [pid 3206] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3207] <... sendmsg resumed>) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3208 attached [pid 3208] set_robust_list(0x7f177f54a9a0, 24 [pid 3207] <... sendmsg resumed>) = 0 [pid 3206] <... clone3 resumed> => {parent_tid=[3208]}, 88) = 3208 [pid 3208] <... set_robust_list resumed>) = 0 [pid 3208] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3208] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] rt_sigprocmask(SIG_SETMASK, [], [pid 3207] <... sendmsg resumed>) = 0 [pid 3206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3207] <... sendmsg resumed>) = 0 [pid 3206] <... futex resumed>) = 1 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3207] <... sendmsg resumed>) = 0 [pid 3208] <... futex resumed>) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3208] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3207] <... sendmsg resumed>) = 0 [pid 3208] <... setsockopt resumed>) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3208] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3207] <... sendmsg resumed>) = 0 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3206] <... futex resumed>) = 0 [pid 3207] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3208] <... futex resumed>) = 1 [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3208] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3207] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3207] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3207] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3206] exit_group(0) = ? [pid 3207] <... futex resumed>) = ? [pid 3207] +++ exited with 0 +++ [pid 3208] <... futex resumed>) = ? [pid 3208] +++ exited with 0 +++ [pid 3206] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3206, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3209 ./strace-static-x86_64: Process 3209 attached [pid 3209] set_robust_list(0x555574f366a0, 24) = 0 [pid 3209] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3209] setpgid(0, 0) = 0 [pid 3209] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3209] write(3, "1000", 4executing program ) = 4 [pid 3209] close(3) = 0 [pid 3209] write(1, "executing program\n", 18) = 18 [pid 3209] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3209] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3209] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3209] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3209] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3210]}, 88) = 3210 [pid 3209] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3209] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3209] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3210 attached [pid 3210] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3210] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3210] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3210] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3209] <... futex resumed>) = 0 [pid 3209] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3209] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3209] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3209] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3209] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3209] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3210] <... sendmsg resumed>) = 0 [pid 3209] <... clone3 resumed> => {parent_tid=[3211]}, 88) = 3211 [pid 3209] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3209] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3209] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3211 attached [pid 3211] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3211] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3211] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3211] <... setsockopt resumed>) = 0 [pid 3211] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3209] <... futex resumed>) = 0 [pid 3211] <... futex resumed>) = 1 [pid 3210] <... sendmsg resumed>) = 0 [pid 3211] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3210] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3210] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3209] exit_group(0) = ? [pid 3211] <... futex resumed>) = ? [pid 3210] <... futex resumed>) = ? [pid 3210] +++ exited with 0 +++ [pid 3211] +++ exited with 0 +++ [pid 3209] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3209, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3212 ./strace-static-x86_64: Process 3212 attached [pid 3212] set_robust_list(0x555574f366a0, 24) = 0 [pid 3212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3212] setpgid(0, 0) = 0 [pid 3212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3212] write(3, "1000", 4) = 4 [pid 3212] close(3) = 0 executing program [pid 3212] write(1, "executing program\n", 18) = 18 [pid 3212] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3212] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3212] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3212] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3212] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3212] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3212] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3213 attached => {parent_tid=[3213]}, 88) = 3213 [pid 3213] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3213] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3213] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3212] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3212] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3213] <... futex resumed>) = 0 [pid 3213] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3212] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3213] <... socketpair resumed>[3, 4]) = 0 [pid 3213] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3212] <... futex resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3212] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3212] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... mmap resumed>) = 0x7f177f52a000 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... mprotect resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3213] <... sendmsg resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] <... clone3 resumed> => {parent_tid=[3214]}, 88) = 3214 [pid 3212] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3212] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3213] <... sendmsg resumed>) = 0 [pid 3212] <... futex resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3212] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3213] <... sendmsg resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3214 attached ) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3214] set_robust_list(0x7f177f54a9a0, 24 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3214] <... set_robust_list resumed>) = 0 [pid 3214] rt_sigprocmask(SIG_SETMASK, [], [pid 3213] <... sendmsg resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3214] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3214] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3212] <... futex resumed>) = 0 [pid 3214] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3213] <... sendmsg resumed>) = 0 [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3213] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3212] exit_group(0) = ? [pid 3213] +++ exited with 0 +++ [pid 3214] <... futex resumed>) = ? [pid 3214] +++ exited with 0 +++ [pid 3212] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3212, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3215 attached , child_tidptr=0x555574f36690) = 3215 [pid 3215] set_robust_list(0x555574f366a0, 24) = 0 [pid 3215] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3215] setpgid(0, 0) = 0 [pid 3215] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3215] write(3, "1000", 4) = 4 [pid 3215] close(3) = 0 executing program [pid 3215] write(1, "executing program\n", 18) = 18 [pid 3215] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3215] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3215] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3215] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3215] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3215] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3216]}, 88) = 3216 [pid 3215] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3215] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3215] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3216 attached [pid 3216] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3216] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3216] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3216] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3216] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3215] <... futex resumed>) = 0 [pid 3215] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3215] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3215] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3215] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3215] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3215] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3216] <... futex resumed>) = 0 [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3217 attached ) = 0 [pid 3215] <... clone3 resumed> => {parent_tid=[3217]}, 88) = 3217 [pid 3217] set_robust_list(0x7f177f54a9a0, 24 [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3215] rt_sigprocmask(SIG_SETMASK, [], [pid 3217] <... set_robust_list resumed>) = 0 [pid 3216] <... sendmsg resumed>) = 0 [pid 3215] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3217] rt_sigprocmask(SIG_SETMASK, [], [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3215] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3217] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3216] <... sendmsg resumed>) = 0 [pid 3215] <... futex resumed>) = 0 [pid 3217] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3215] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3217] <... setsockopt resumed>) = 0 [pid 3216] <... sendmsg resumed>) = 0 [pid 3217] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3217] <... futex resumed>) = 1 [pid 3216] <... sendmsg resumed>) = 0 [pid 3215] <... futex resumed>) = 0 [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3217] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3216] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3216] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3216] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3215] exit_group(0 [pid 3217] <... futex resumed>) = ? [pid 3216] <... futex resumed>) = ? [pid 3215] <... exit_group resumed>) = ? [pid 3217] +++ exited with 0 +++ [pid 3216] +++ exited with 0 +++ [pid 3215] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3215, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3218 attached , child_tidptr=0x555574f36690) = 3218 [pid 3218] set_robust_list(0x555574f366a0, 24) = 0 [pid 3218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3218] setpgid(0, 0) = 0 [pid 3218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3218] write(3, "1000", 4) = 4 [pid 3218] close(3) = 0 executing program [pid 3218] write(1, "executing program\n", 18) = 18 [pid 3218] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3218] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3218] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3218] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3218] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3219 attached [pid 3219] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3219] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3218] <... clone3 resumed> => {parent_tid=[3219]}, 88) = 3219 [pid 3219] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3218] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3218] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3219] <... futex resumed>) = 0 [pid 3219] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3218] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3219] <... socketpair resumed>[3, 4]) = 0 [pid 3219] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3218] <... futex resumed>) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] <... sendmsg resumed>) = 0 [pid 3218] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] <... futex resumed>) = 0 [pid 3218] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3219] <... sendmsg resumed>) = 0 [pid 3218] <... mmap resumed>) = 0x7f177f52a000 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3219] <... sendmsg resumed>) = 0 [pid 3218] <... mprotect resumed>) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3219] <... sendmsg resumed>) = 0 [pid 3218] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] <... clone3 resumed> => {parent_tid=[3220]}, 88) = 3220 [pid 3219] <... sendmsg resumed>) = 0 [pid 3218] rt_sigprocmask(SIG_SETMASK, [], [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3218] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] <... sendmsg resumed>) = 0 [pid 3218] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3220 attached ) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3220] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3220] rt_sigprocmask(SIG_SETMASK, [], [pid 3219] <... sendmsg resumed>) = 0 [pid 3220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3220] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3219] <... sendmsg resumed>) = 0 [pid 3220] <... setsockopt resumed>) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3220] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3218] <... futex resumed>) = 0 [pid 3220] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3219] <... sendmsg resumed>) = 0 [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3219] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3219] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3218] exit_group(0 [pid 3220] <... futex resumed>) = ? [pid 3219] <... futex resumed>) = ? [pid 3218] <... exit_group resumed>) = ? [pid 3220] +++ exited with 0 +++ [pid 3219] +++ exited with 0 +++ [pid 3218] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3218, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3221 ./strace-static-x86_64: Process 3221 attached [pid 3221] set_robust_list(0x555574f366a0, 24) = 0 [pid 3221] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3221] setpgid(0, 0) = 0 [pid 3221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3221] write(3, "1000", 4) = 4 [pid 3221] close(3) = 0 executing program [pid 3221] write(1, "executing program\n", 18) = 18 [pid 3221] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3221] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3221] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3221] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3221] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3222 attached [pid 3222] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3222] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3222] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3221] <... clone3 resumed> => {parent_tid=[3222]}, 88) = 3222 [pid 3221] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3221] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3222] <... futex resumed>) = 0 [pid 3222] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3221] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3222] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3222] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3221] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3221] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3222] <... futex resumed>) = 0 [pid 3221] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] <... futex resumed>) = 0 [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] <... mmap resumed>) = 0x7f177f52a000 [pid 3221] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] <... mprotect resumed>) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3222] <... sendmsg resumed>) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3221] <... clone3 resumed> => {parent_tid=[3223]}, 88) = 3223 [pid 3221] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3221] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3222] <... sendmsg resumed>) = 0 [pid 3221] <... futex resumed>) = 0 [pid 3221] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3223 attached [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3223] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3223] rt_sigprocmask(SIG_SETMASK, [], [pid 3222] <... sendmsg resumed>) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3222] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3222] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3223] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3223] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3221] <... futex resumed>) = 0 [pid 3221] exit_group(0) = ? [pid 3222] <... futex resumed>) = ? [pid 3223] +++ exited with 0 +++ [pid 3222] +++ exited with 0 +++ [pid 3221] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3221, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3224 attached , child_tidptr=0x555574f36690) = 3224 [pid 3224] set_robust_list(0x555574f366a0, 24) = 0 [pid 3224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3224] setpgid(0, 0) = 0 [pid 3224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3224] write(3, "1000", 4) = 4 [pid 3224] close(3) = 0 [pid 3224] write(1, "executing program\n", 18executing program ) = 18 [pid 3224] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3224] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3224] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3224] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3224] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3224] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3224] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3225 attached [pid 3225] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3225] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3225] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3224] <... clone3 resumed> => {parent_tid=[3225]}, 88) = 3225 [pid 3224] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3224] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3225] <... futex resumed>) = 0 [pid 3225] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3224] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3225] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3225] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3224] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3225] <... futex resumed>) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3224] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3224] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3225] <... sendmsg resumed>) = 0 [pid 3225] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3224] <... mmap resumed>) = 0x7f177f52a000 [pid 3224] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3225] <... sendmsg resumed>) = 0 [pid 3224] <... mprotect resumed>) = 0 [pid 3225] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3224] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3225] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3224] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3224] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3226 attached => {parent_tid=[3226]}, 88) = 3226 [pid 3226] set_robust_list(0x7f177f54a9a0, 24 [pid 3224] rt_sigprocmask(SIG_SETMASK, [], [pid 3226] <... set_robust_list resumed>) = 0 [pid 3224] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3226] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3226] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3224] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3224] <... futex resumed>) = 0 [pid 3226] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3224] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3226] <... setsockopt resumed>) = 0 [pid 3226] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3226] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3224] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3224] exit_group(0) = ? [pid 3225] <... futex resumed>) = ? [pid 3225] +++ exited with 0 +++ [pid 3226] <... futex resumed>) = ? [pid 3226] +++ exited with 0 +++ [pid 3224] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3224, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3227 ./strace-static-x86_64: Process 3227 attached [pid 3227] set_robust_list(0x555574f366a0, 24) = 0 [pid 3227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3227] setpgid(0, 0) = 0 [pid 3227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3227] write(3, "1000", 4) = 4 [pid 3227] close(3) = 0 executing program [pid 3227] write(1, "executing program\n", 18) = 18 [pid 3227] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3227] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3227] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3227] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3227] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3228]}, 88) = 3228 [pid 3227] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3227] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3227] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3228 attached [pid 3228] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3228] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3228] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3228] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3227] <... futex resumed>) = 0 [pid 3227] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3227] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3227] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3227] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3229]}, 88) = 3229 [pid 3227] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3227] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3227] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3228] <... futex resumed>) = 1 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3228] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3228] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3229 attached [pid 3229] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3229] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3229] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3229] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3227] <... futex resumed>) = 0 [pid 3227] exit_group(0) = ? [pid 3228] <... futex resumed>) = ? [pid 3228] +++ exited with 0 +++ [pid 3229] <... futex resumed>) = ? [pid 3229] +++ exited with 0 +++ [pid 3227] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3230 ./strace-static-x86_64: Process 3230 attached [pid 3230] set_robust_list(0x555574f366a0, 24) = 0 [pid 3230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3230] setpgid(0, 0) = 0 [pid 3230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3230] write(3, "1000", 4) = 4 [pid 3230] close(3) = 0 executing program [pid 3230] write(1, "executing program\n", 18) = 18 [pid 3230] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3230] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3230] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3230] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3230] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3230] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3230] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3231 attached => {parent_tid=[3231]}, 88) = 3231 [pid 3231] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3231] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3231] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3230] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3230] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3231] <... futex resumed>) = 0 [pid 3231] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3230] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3231] <... socketpair resumed>[3, 4]) = 0 [pid 3231] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3231] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3230] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3230] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3231] <... futex resumed>) = 0 [pid 3230] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] <... futex resumed>) = 0 [pid 3230] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] <... mmap resumed>) = 0x7f177f52a000 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3231] <... sendmsg resumed>) = 0 [pid 3230] <... mprotect resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3230] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3231] <... sendmsg resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3230] <... clone3 resumed> => {parent_tid=[3232]}, 88) = 3232 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3230] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3230] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3230] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3231] <... sendmsg resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3232 attached ) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3232] set_robust_list(0x7f177f54a9a0, 24 [pid 3231] <... sendmsg resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3232] <... set_robust_list resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3232] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3231] <... sendmsg resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3232] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3231] <... sendmsg resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3232] <... setsockopt resumed>) = 0 [pid 3232] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3231] <... sendmsg resumed>) = 0 [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3231] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3231] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3232] <... futex resumed>) = 1 [pid 3230] <... futex resumed>) = 0 [pid 3232] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3230] exit_group(0 [pid 3232] <... futex resumed>) = 231 [pid 3230] <... exit_group resumed>) = ? [pid 3231] <... futex resumed>) = ? [pid 3231] +++ exited with 0 +++ [pid 3232] +++ exited with 0 +++ [pid 3230] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3230, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3233 ./strace-static-x86_64: Process 3233 attached [pid 3233] set_robust_list(0x555574f366a0, 24) = 0 [pid 3233] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3233] setpgid(0, 0) = 0 [pid 3233] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3233] write(3, "1000", 4) = 4 [pid 3233] close(3) = 0 executing program [pid 3233] write(1, "executing program\n", 18) = 18 [pid 3233] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3233] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3233] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3233] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3234]}, 88) = 3234 [pid 3233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3233] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3234 attached [pid 3234] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3234] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3234] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3234] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3233] <... futex resumed>) = 0 [pid 3233] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3233] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3233] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3233] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3233] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3234] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3235 attached [pid 3233] <... clone3 resumed> => {parent_tid=[3235]}, 88) = 3235 [pid 3233] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3233] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3233] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3235] set_robust_list(0x7f177f54a9a0, 24 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3235] <... set_robust_list resumed>) = 0 [pid 3234] <... sendmsg resumed>) = 0 [pid 3235] rt_sigprocmask(SIG_SETMASK, [], [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3234] <... sendmsg resumed>) = 0 [pid 3235] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3235] <... setsockopt resumed>) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3235] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3235] <... futex resumed>) = 1 [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3233] <... futex resumed>) = 0 [pid 3235] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3234] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3234] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3234] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3233] exit_group(0 [pid 3234] <... futex resumed>) = ? [pid 3233] <... exit_group resumed>) = ? [pid 3234] +++ exited with 0 +++ [pid 3235] <... futex resumed>) = ? [pid 3235] +++ exited with 0 +++ [pid 3233] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3233, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3236 ./strace-static-x86_64: Process 3236 attached [pid 3236] set_robust_list(0x555574f366a0, 24) = 0 [pid 3236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3236] setpgid(0, 0) = 0 [pid 3236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3236] write(3, "1000", 4) = 4 [pid 3236] close(3) = 0 executing program [pid 3236] write(1, "executing program\n", 18) = 18 [pid 3236] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3236] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3236] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3237]}, 88) = 3237 [pid 3236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3236] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3237 attached [pid 3237] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3237] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3237] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3237] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3236] <... futex resumed>) = 0 [pid 3236] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3236] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3236] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3236] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3238]}, 88) = 3238 ./strace-static-x86_64: Process 3238 attached [pid 3237] <... futex resumed>) = 1 [pid 3236] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3236] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3236] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3238] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3238] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3238] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3238] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3236] <... futex resumed>) = 0 [pid 3238] <... futex resumed>) = 1 [pid 3238] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3237] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3236] exit_group(0) = ? [pid 3237] <... futex resumed>) = ? [pid 3238] <... futex resumed>) = ? [pid 3238] +++ exited with 0 +++ [pid 3237] +++ exited with 0 +++ [pid 3236] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3236, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3239 ./strace-static-x86_64: Process 3239 attached [pid 3239] set_robust_list(0x555574f366a0, 24) = 0 [pid 3239] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3239] setpgid(0, 0) = 0 [pid 3239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3239] write(3, "1000", 4) = 4 [pid 3239] close(3) = 0 executing program [pid 3239] write(1, "executing program\n", 18) = 18 [pid 3239] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3239] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3239] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3239] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3240]}, 88) = 3240 ./strace-static-x86_64: Process 3240 attached [pid 3239] rt_sigprocmask(SIG_SETMASK, [], [pid 3240] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3240] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3240] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3239] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3240] <... futex resumed>) = 0 [pid 3240] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3239] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3240] <... socketpair resumed>[3, 4]) = 0 [pid 3240] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3240] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3239] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3239] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3240] <... futex resumed>) = 0 [pid 3239] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] <... futex resumed>) = 0 [pid 3239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3240] <... sendmsg resumed>) = 0 [pid 3239] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] <... mprotect resumed>) = 0 [pid 3240] <... sendmsg resumed>) = 0 [pid 3239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3240] <... sendmsg resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] <... clone3 resumed> => {parent_tid=[3241]}, 88) = 3241 [pid 3239] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3240] <... sendmsg resumed>) = 0 [pid 3239] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3239] <... futex resumed>) = 0 [pid 3239] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3240] <... sendmsg resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3241 attached ) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3241] set_robust_list(0x7f177f54a9a0, 24 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3241] <... set_robust_list resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3241] rt_sigprocmask(SIG_SETMASK, [], [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3240] <... sendmsg resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3241] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3240] <... sendmsg resumed>) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3241] <... setsockopt resumed>) = 0 [pid 3240] <... sendmsg resumed>) = 0 [pid 3241] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3240] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3241] <... futex resumed>) = 1 [pid 3239] <... futex resumed>) = 0 [pid 3240] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3241] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3240] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3240] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3239] exit_group(0) = ? [pid 3241] <... futex resumed>) = ? [pid 3241] +++ exited with 0 +++ [pid 3240] <... futex resumed>) = ? [pid 3240] +++ exited with 0 +++ [pid 3239] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3239, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3242 attached [pid 3242] set_robust_list(0x555574f366a0, 24) = 0 [pid 483] <... clone resumed>, child_tidptr=0x555574f36690) = 3242 [pid 3242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3242] setpgid(0, 0) = 0 [pid 3242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3242] write(3, "1000", 4) = 4 [pid 3242] close(3) = 0 [pid 3242] write(1, "executing program\n", 18executing program ) = 18 [pid 3242] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3242] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3242] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3242] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3242] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3243]}, 88) = 3243 ./strace-static-x86_64: Process 3243 attached [pid 3243] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3243] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3242] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3243] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3242] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3243] <... futex resumed>) = 0 [pid 3243] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3242] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3243] <... socketpair resumed>[3, 4]) = 0 [pid 3243] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3243] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3242] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3243] <... futex resumed>) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3243] <... sendmsg resumed>) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3242] <... futex resumed>) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3242] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3242] <... mmap resumed>) = 0x7f177f52a000 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3243] <... sendmsg resumed>) = 0 [pid 3242] <... mprotect resumed>) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3243] <... sendmsg resumed>) = 0 [pid 3242] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3243] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3244 attached [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3244] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3244] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3244] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3243] <... sendmsg resumed>) = 0 [pid 3242] <... clone3 resumed> => {parent_tid=[3244]}, 88) = 3244 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] rt_sigprocmask(SIG_SETMASK, [], [pid 3243] <... sendmsg resumed>) = 0 [pid 3242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3243] <... sendmsg resumed>) = 0 [pid 3242] <... futex resumed>) = 1 [pid 3244] <... futex resumed>) = 0 [pid 3244] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3244] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3244] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3242] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3243] <... sendmsg resumed>) = 0 [pid 3242] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3243] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3243] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3243] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3242] exit_group(0) = ? [pid 3243] <... futex resumed>) = ? [pid 3243] +++ exited with 0 +++ [pid 3244] <... futex resumed>) = ? [pid 3244] +++ exited with 0 +++ [pid 3242] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3242, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3245 ./strace-static-x86_64: Process 3245 attached [pid 3245] set_robust_list(0x555574f366a0, 24) = 0 [pid 3245] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3245] setpgid(0, 0) = 0 [pid 3245] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3245] write(3, "1000", 4) = 4 [pid 3245] close(3) = 0 executing program [pid 3245] write(1, "executing program\n", 18) = 18 [pid 3245] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3245] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3245] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3245] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3245] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3246 attached [pid 3246] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3246] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3246] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3245] <... clone3 resumed> => {parent_tid=[3246]}, 88) = 3246 [pid 3245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3245] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3246] <... futex resumed>) = 0 [pid 3246] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3245] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3246] <... socketpair resumed>[3, 4]) = 0 [pid 3246] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3246] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3245] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3245] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3246] <... futex resumed>) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3245] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3245] <... futex resumed>) = 0 [pid 3246] <... sendmsg resumed>) = 0 [pid 3245] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3246] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3245] <... mmap resumed>) = 0x7f177f52a000 [pid 3246] <... sendmsg resumed>) = 0 [pid 3245] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3246] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3245] <... mprotect resumed>) = 0 [pid 3246] <... futex resumed>) = 0 [pid 3245] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3246] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3245] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3245] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3247 attached => {parent_tid=[3247]}, 88) = 3247 [pid 3247] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3247] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3247] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3245] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3245] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3247] <... futex resumed>) = 0 [pid 3247] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3247] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3247] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3245] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3245] exit_group(0 [pid 3247] <... futex resumed>) = ? [pid 3245] <... exit_group resumed>) = ? [pid 3246] <... futex resumed>) = ? [pid 3246] +++ exited with 0 +++ [pid 3247] +++ exited with 0 +++ [pid 3245] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3245, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3248 ./strace-static-x86_64: Process 3248 attached [pid 3248] set_robust_list(0x555574f366a0, 24) = 0 [pid 3248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3248] setpgid(0, 0) = 0 [pid 3248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3248] write(3, "1000", 4) = 4 [pid 3248] close(3) = 0 [pid 3248] write(1, "executing program\n", 18executing program ) = 18 [pid 3248] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3248] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3248] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3248] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3248] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3249 attached => {parent_tid=[3249]}, 88) = 3249 [pid 3249] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3249] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3249] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3248] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3248] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3249] <... futex resumed>) = 0 [pid 3249] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3248] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3249] <... socketpair resumed>[3, 4]) = 0 [pid 3249] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3249] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3248] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3249] <... futex resumed>) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3248] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3248] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3248] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3248] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3248] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3250 attached [pid 3250] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3250] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3250] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3249] <... sendmsg resumed>) = 0 [pid 3248] <... clone3 resumed> => {parent_tid=[3250]}, 88) = 3250 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3248] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3249] <... sendmsg resumed>) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3248] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3249] <... sendmsg resumed>) = 0 [pid 3250] <... futex resumed>) = 0 [pid 3248] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3250] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3250] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3250] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3249] <... sendmsg resumed>) = 0 [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3249] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3249] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3248] exit_group(0) = ? [pid 3249] <... futex resumed>) = ? [pid 3249] +++ exited with 0 +++ [pid 3250] <... futex resumed>) = ? [pid 3250] +++ exited with 0 +++ [pid 3248] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3248, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3251 ./strace-static-x86_64: Process 3251 attached [pid 3251] set_robust_list(0x555574f366a0, 24) = 0 [pid 3251] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3251] setpgid(0, 0) = 0 [pid 3251] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3251] write(3, "1000", 4) = 4 [pid 3251] close(3) = 0 [pid 3251] write(1, "executing program\n", 18executing program ) = 18 [pid 3251] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3251] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3251] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3251] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3252 attached => {parent_tid=[3252]}, 88) = 3252 [pid 3252] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3252] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3252] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3251] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3251] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3252] <... futex resumed>) = 0 [pid 3252] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3251] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3252] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3252] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3251] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3251] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3252] <... futex resumed>) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3251] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3252] <... sendmsg resumed>) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3252] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3252] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3251] <... futex resumed>) = 0 [pid 3251] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3251] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3251] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3251] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3253]}, 88) = 3253 [pid 3251] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3251] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3251] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3253 attached [pid 3253] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3253] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3253] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3253] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3251] <... futex resumed>) = 0 [pid 3251] exit_group(0 [pid 3252] <... futex resumed>) = ? [pid 3251] <... exit_group resumed>) = ? [pid 3252] +++ exited with 0 +++ [pid 3253] <... futex resumed>) = ? [pid 3253] +++ exited with 0 +++ [pid 3251] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3251, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3254 ./strace-static-x86_64: Process 3254 attached [pid 3254] set_robust_list(0x555574f366a0, 24) = 0 [pid 3254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3254] setpgid(0, 0) = 0 [pid 3254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3254] write(3, "1000", 4) = 4 [pid 3254] close(3executing program ) = 0 [pid 3254] write(1, "executing program\n", 18) = 18 [pid 3254] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3254] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3254] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3254] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3255]}, 88) = 3255 [pid 3254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3254] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3255 attached [pid 3255] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3255] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3255] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3255] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3254] <... futex resumed>) = 0 [pid 3254] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3254] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3254] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3254] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3256 attached => {parent_tid=[3256]}, 88) = 3256 [pid 3254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3254] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3254] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3255] <... futex resumed>) = 1 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3256] set_robust_list(0x7f177f54a9a0, 24 [pid 3255] <... sendmsg resumed>) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3255] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3255] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3256] <... set_robust_list resumed>) = 0 [pid 3256] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3256] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3256] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3254] <... futex resumed>) = 0 [pid 3254] exit_group(0) = ? [pid 3255] <... futex resumed>) = ? [pid 3256] <... futex resumed>) = ? [pid 3255] +++ exited with 0 +++ [pid 3256] +++ exited with 0 +++ [pid 3254] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3254, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3257 ./strace-static-x86_64: Process 3257 attached [pid 3257] set_robust_list(0x555574f366a0, 24) = 0 [pid 3257] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3257] setpgid(0, 0) = 0 [pid 3257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3257] write(3, "1000", 4) = 4 [pid 3257] close(3) = 0 [pid 3257] write(1, "executing program\n", 18executing program ) = 18 [pid 3257] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3257] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3257] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3257] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3257] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3258 attached => {parent_tid=[3258]}, 88) = 3258 [pid 3258] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3258] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3258] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3257] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3257] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3258] <... futex resumed>) = 0 [pid 3258] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3257] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3258] <... socketpair resumed>[3, 4]) = 0 [pid 3258] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3258] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3257] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3258] <... futex resumed>) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3257] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3257] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3257] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3259]}, 88) = 3259 [pid 3257] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3257] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3257] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3259 attached [pid 3259] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3259] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3259] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3259] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3257] <... futex resumed>) = 0 [pid 3259] <... futex resumed>) = 1 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3259] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3258] <... sendmsg resumed>) = 0 [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3258] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3258] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3257] exit_group(0 [pid 3258] <... futex resumed>) = ? [pid 3257] <... exit_group resumed>) = ? [pid 3258] +++ exited with 0 +++ [pid 3259] <... futex resumed>) = ? [pid 3259] +++ exited with 0 +++ [pid 3257] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3257, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3260 ./strace-static-x86_64: Process 3260 attached [pid 3260] set_robust_list(0x555574f366a0, 24) = 0 [pid 3260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3260] setpgid(0, 0) = 0 [pid 3260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3260] write(3, "1000", 4) = 4 [pid 3260] close(3) = 0 [pid 3260] write(1, "executing program\n", 18executing program ) = 18 [pid 3260] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3260] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3260] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3260] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3260] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3261 attached => {parent_tid=[3261]}, 88) = 3261 [pid 3261] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3261] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3261] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3260] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3260] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3261] <... futex resumed>) = 0 [pid 3261] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3260] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3261] <... socketpair resumed>[3, 4]) = 0 [pid 3261] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3260] <... futex resumed>) = 0 [pid 3260] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] <... futex resumed>) = 0 [pid 3261] <... sendmsg resumed>) = 0 [pid 3260] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3260] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] <... mmap resumed>) = 0x7f177f52a000 [pid 3261] <... sendmsg resumed>) = 0 [pid 3260] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] <... mprotect resumed>) = 0 [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3260] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3260] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3262 attached [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] <... clone3 resumed> => {parent_tid=[3262]}, 88) = 3262 [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] rt_sigprocmask(SIG_SETMASK, [], [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3261] <... sendmsg resumed>) = 0 [pid 3260] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3260] <... futex resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3260] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3262] set_robust_list(0x7f177f54a9a0, 24 [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3262] <... set_robust_list resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3262] rt_sigprocmask(SIG_SETMASK, [], [pid 3261] <... sendmsg resumed>) = 0 [pid 3262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3262] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3262] <... setsockopt resumed>) = 0 [pid 3262] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3261] <... sendmsg resumed>) = 0 [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3262] <... futex resumed>) = 1 [pid 3261] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3260] <... futex resumed>) = 0 [pid 3262] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3261] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3261] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3260] exit_group(0 [pid 3261] <... futex resumed>) = ? [pid 3260] <... exit_group resumed>) = ? [pid 3261] +++ exited with 0 +++ [pid 3262] <... futex resumed>) = ? [pid 3262] +++ exited with 0 +++ [pid 3260] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3260, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3263 attached , child_tidptr=0x555574f36690) = 3263 [pid 3263] set_robust_list(0x555574f366a0, 24) = 0 [pid 3263] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3263] setpgid(0, 0) = 0 [pid 3263] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3263] write(3, "1000", 4) = 4 [pid 3263] close(3) = 0 executing program [pid 3263] write(1, "executing program\n", 18) = 18 [pid 3263] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3263] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3263] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3263] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3264 attached [pid 3264] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3264] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3264] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3263] <... clone3 resumed> => {parent_tid=[3264]}, 88) = 3264 [pid 3263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3263] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3264] <... futex resumed>) = 0 [pid 3264] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3263] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3264] <... socketpair resumed>[3, 4]) = 0 [pid 3264] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3263] <... futex resumed>) = 0 [pid 3263] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3263] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3263] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3263] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3263] <... clone3 resumed> => {parent_tid=[3265]}, 88) = 3265 [pid 3264] <... sendmsg resumed>) = 0 [pid 3263] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3263] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3263] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3265 attached [pid 3265] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3265] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3265] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3265] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3263] <... futex resumed>) = 0 [pid 3265] <... futex resumed>) = 1 [pid 3265] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3264] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3264] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3263] exit_group(0 [pid 3264] <... futex resumed>) = ? [pid 3263] <... exit_group resumed>) = ? [pid 3264] +++ exited with 0 +++ [pid 3265] <... futex resumed>) = ? [pid 3265] +++ exited with 0 +++ [pid 3263] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3263, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3266 ./strace-static-x86_64: Process 3266 attached [pid 3266] set_robust_list(0x555574f366a0, 24) = 0 [pid 3266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3266] setpgid(0, 0) = 0 [pid 3266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3266] write(3, "1000", 4) = 4 [pid 3266] close(3) = 0 [pid 3266] write(1, "executing program\n", 18executing program ) = 18 [pid 3266] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3266] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3266] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3266] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3266] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3266] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3266] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3267 attached => {parent_tid=[3267]}, 88) = 3267 [pid 3267] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3267] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3267] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3266] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3266] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3267] <... futex resumed>) = 0 [pid 3267] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3266] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3267] <... socketpair resumed>[3, 4]) = 0 [pid 3267] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3267] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3266] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3266] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3267] <... futex resumed>) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3267] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3267] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3266] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3267] <... futex resumed>) = 0 [pid 3266] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3267] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3267] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3266] <... futex resumed>) = 0 [pid 3267] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3266] exit_group(0) = ? [pid 3267] <... futex resumed>) = ? [pid 3267] +++ exited with 0 +++ [pid 3266] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3266, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3268 ./strace-static-x86_64: Process 3268 attached [pid 3268] set_robust_list(0x555574f366a0, 24) = 0 [pid 3268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3268] setpgid(0, 0) = 0 [pid 3268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3268] write(3, "1000", 4) = 4 [pid 3268] close(3) = 0 executing program [pid 3268] write(1, "executing program\n", 18) = 18 [pid 3268] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3268] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3268] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3268] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3268] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3269]}, 88) = 3269 ./strace-static-x86_64: Process 3269 attached [pid 3268] rt_sigprocmask(SIG_SETMASK, [], [pid 3269] set_robust_list(0x7f177f56b9a0, 24 [pid 3268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3268] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3268] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3269] <... set_robust_list resumed>) = 0 [pid 3269] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3269] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3269] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3268] <... futex resumed>) = 0 [pid 3268] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3268] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3268] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3268] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3268] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3268] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3270]}, 88) = 3270 [pid 3268] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3268] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3268] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3270 attached [pid 3270] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3270] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3270] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3270] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3268] <... futex resumed>) = 0 [pid 3270] <... futex resumed>) = 1 [pid 3270] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3269] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3269] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3268] exit_group(0) = ? [pid 3270] <... futex resumed>) = ? [pid 3269] <... futex resumed>) = ? [pid 3270] +++ exited with 0 +++ [pid 3269] +++ exited with 0 +++ [pid 3268] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3268, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3271 ./strace-static-x86_64: Process 3271 attached [pid 3271] set_robust_list(0x555574f366a0, 24) = 0 [pid 3271] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3271] setpgid(0, 0) = 0 [pid 3271] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3271] write(3, "1000", 4) = 4 [pid 3271] close(3) = 0 [pid 3271] write(1, "executing program\n", 18executing program ) = 18 [pid 3271] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3271] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3271] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3271] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3272]}, 88) = 3272 [pid 3271] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3271] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3272 attached [pid 3272] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3272] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3272] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3272] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3271] <... futex resumed>) = 0 [pid 3271] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3271] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3271] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3271] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3273]}, 88) = 3273 [pid 3272] <... futex resumed>) = 1 [pid 3271] rt_sigprocmask(SIG_SETMASK, [], [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3271] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3272] <... sendmsg resumed>) = 0 [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3272] sendmsg(4, {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 3273 attached ) = 0 [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3273] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3272] <... sendmsg resumed>) = 0 [pid 3273] rt_sigprocmask(SIG_SETMASK, [], [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3272] <... sendmsg resumed>) = 0 [pid 3273] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3273] <... setsockopt resumed>) = 0 [pid 3272] <... sendmsg resumed>) = 0 [pid 3273] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3273] <... futex resumed>) = 1 [pid 3272] <... sendmsg resumed>) = 0 [pid 3271] <... futex resumed>) = 0 [pid 3273] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3272] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3271] exit_group(0) = ? [pid 3273] <... futex resumed>) = ? [pid 3272] +++ exited with 0 +++ [pid 3273] +++ exited with 0 +++ [pid 3271] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3271, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3274 ./strace-static-x86_64: Process 3274 attached [pid 3274] set_robust_list(0x555574f366a0, 24) = 0 [pid 3274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3274] setpgid(0, 0) = 0 [pid 3274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 3274] write(3, "1000", 4) = 4 [pid 3274] close(3) = 0 [pid 3274] write(1, "executing program\n", 18) = 18 [pid 3274] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3274] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3274] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3274] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3275 attached => {parent_tid=[3275]}, 88) = 3275 [pid 3274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3274] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3274] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3275] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3275] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3275] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3275] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3274] <... futex resumed>) = 0 [pid 3274] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3274] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3274] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3274] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3274] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3274] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3274] <... clone3 resumed> => {parent_tid=[3276]}, 88) = 3276 [pid 3275] <... sendmsg resumed>) = 0 [pid 3274] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3274] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3274] <... futex resumed>) = 0 [pid 3275] <... sendmsg resumed>) = 0 [pid 3274] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_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 3276 attached [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3275] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3275] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3276] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3276] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3276] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3276] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3274] <... futex resumed>) = 0 [pid 3276] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3274] exit_group(0 [pid 3276] <... futex resumed>) = ? [pid 3275] <... futex resumed>) = ? [pid 3274] <... exit_group resumed>) = ? [pid 3275] +++ exited with 0 +++ [pid 3276] +++ exited with 0 +++ [pid 3274] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3274, 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 3277 attached [pid 3277] set_robust_list(0x555574f366a0, 24) = 0 [pid 3277] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 483] <... clone resumed>, child_tidptr=0x555574f36690) = 3277 [pid 3277] <... prctl resumed>) = 0 [pid 3277] setpgid(0, 0) = 0 [pid 3277] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3277] write(3, "1000", 4) = 4 [pid 3277] close(3) = 0 [pid 3277] write(1, "executing program\n", 18executing program ) = 18 [pid 3277] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3277] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3277] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3277] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3277] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3278 attached => {parent_tid=[3278]}, 88) = 3278 [pid 3278] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3278] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3278] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3277] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3277] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3278] <... futex resumed>) = 0 [pid 3278] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3277] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3278] <... socketpair resumed>[3, 4]) = 0 [pid 3278] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3278] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3277] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3278] <... futex resumed>) = 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3278] <... sendmsg resumed>) = 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] <... futex resumed>) = 0 [pid 3278] <... sendmsg resumed>) = 0 [pid 3277] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] <... mmap resumed>) = 0x7f177f52a000 [pid 3278] <... sendmsg resumed>) = 0 [pid 3277] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] <... mprotect resumed>) = 0 [pid 3278] <... sendmsg resumed>) = 0 [pid 3277] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3277] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3278] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3279 attached [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3279] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3279] rt_sigprocmask(SIG_SETMASK, [], [pid 3278] <... sendmsg resumed>) = 0 [pid 3277] <... clone3 resumed> => {parent_tid=[3279]}, 88) = 3279 [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] rt_sigprocmask(SIG_SETMASK, [], [pid 3279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3278] <... sendmsg resumed>) = 0 [pid 3277] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3279] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3278] <... sendmsg resumed>) = 0 [pid 3277] <... futex resumed>) = 1 [pid 3279] <... futex resumed>) = 0 [pid 3279] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3279] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3279] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3277] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3278] <... sendmsg resumed>) = 0 [pid 3277] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3278] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3278] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3277] exit_group(0) = ? [pid 3278] <... futex resumed>) = ? [pid 3278] +++ exited with 0 +++ [pid 3279] <... futex resumed>) = ? [pid 3279] +++ exited with 0 +++ [pid 3277] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3277, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3280 ./strace-static-x86_64: Process 3280 attached [pid 3280] set_robust_list(0x555574f366a0, 24) = 0 [pid 3280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3280] setpgid(0, 0) = 0 [pid 3280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3280] write(3, "1000", 4) = 4 [pid 3280] close(3) = 0 [pid 3280] write(1, "executing program\n", 18executing program ) = 18 [pid 3280] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3280] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3280] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3280] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3280] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3281 attached => {parent_tid=[3281]}, 88) = 3281 [pid 3281] set_robust_list(0x7f177f56b9a0, 24 [pid 3280] rt_sigprocmask(SIG_SETMASK, [], [pid 3281] <... set_robust_list resumed>) = 0 [pid 3280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3281] rt_sigprocmask(SIG_SETMASK, [], [pid 3280] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3280] <... futex resumed>) = 0 [pid 3281] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3281] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3280] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3280] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3281] <... futex resumed>) = 0 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3280] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3280] <... futex resumed>) = 0 [pid 3280] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3281] <... sendmsg resumed>) = 0 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3280] <... mmap resumed>) = 0x7f177f52a000 [pid 3281] <... sendmsg resumed>) = 0 [pid 3280] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3280] <... mprotect resumed>) = 0 [pid 3281] <... sendmsg resumed>) = 0 [pid 3280] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3280] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3281] <... sendmsg resumed>) = 0 [pid 3280] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3281] sendmsg(4, {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 3282 attached [pid 3282] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3282] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3282] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3281] <... sendmsg resumed>) = 0 [pid 3280] <... clone3 resumed> => {parent_tid=[3282]}, 88) = 3282 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3280] rt_sigprocmask(SIG_SETMASK, [], [pid 3281] <... sendmsg resumed>) = 0 [pid 3280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3280] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3281] <... sendmsg resumed>) = 0 [pid 3280] <... futex resumed>) = 1 [pid 3282] <... futex resumed>) = 0 [pid 3282] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3282] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3282] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3280] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3281] <... sendmsg resumed>) = 0 [pid 3280] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3281] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3281] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3280] exit_group(0) = ? [pid 3282] <... futex resumed>) = ? [pid 3281] <... futex resumed>) = ? [pid 3281] +++ exited with 0 +++ [pid 3282] +++ exited with 0 +++ [pid 3280] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3280, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3283 ./strace-static-x86_64: Process 3283 attached [pid 3283] set_robust_list(0x555574f366a0, 24) = 0 [pid 3283] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3283] setpgid(0, 0) = 0 [pid 3283] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3283] write(3, "1000", 4) = 4 [pid 3283] close(3) = 0 executing program [pid 3283] write(1, "executing program\n", 18) = 18 [pid 3283] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3283] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3283] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3283] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3283] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3283] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3284 attached [pid 3284] set_robust_list(0x7f177f56b9a0, 24 [pid 3283] <... clone3 resumed> => {parent_tid=[3284]}, 88) = 3284 [pid 3284] <... set_robust_list resumed>) = 0 [pid 3283] rt_sigprocmask(SIG_SETMASK, [], [pid 3284] rt_sigprocmask(SIG_SETMASK, [], [pid 3283] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3283] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3284] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3283] <... futex resumed>) = 0 [pid 3283] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3284] <... socketpair resumed>[3, 4]) = 0 [pid 3284] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3283] <... futex resumed>) = 0 [pid 3283] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3283] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3283] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3283] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3283] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3283] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3283] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3285]}, 88) = 3285 [pid 3284] <... sendmsg resumed>) = 0 [pid 3283] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3283] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3283] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3285 attached [pid 3285] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3285] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3285] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3285] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3283] <... futex resumed>) = 0 [pid 3285] <... futex resumed>) = 1 [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3285] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3284] <... sendmsg resumed>) = 0 [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3284] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3284] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3283] exit_group(0 [pid 3284] <... futex resumed>) = ? [pid 3283] <... exit_group resumed>) = ? [pid 3285] <... futex resumed>) = ? [pid 3285] +++ exited with 0 +++ [pid 3284] +++ exited with 0 +++ [pid 3283] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3283, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3286 ./strace-static-x86_64: Process 3286 attached [pid 3286] set_robust_list(0x555574f366a0, 24) = 0 [pid 3286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3286] setpgid(0, 0) = 0 [pid 3286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3286] write(3, "1000", 4) = 4 [pid 3286] close(3) = 0 [pid 3286] write(1, "executing program\n", 18executing program ) = 18 [pid 3286] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3286] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3286] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3286] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3286] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3286] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3286] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3287 attached => {parent_tid=[3287]}, 88) = 3287 [pid 3287] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3287] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3287] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3286] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3286] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3287] <... futex resumed>) = 0 [pid 3287] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3286] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3287] <... socketpair resumed>[3, 4]) = 0 [pid 3287] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3287] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3286] <... futex resumed>) = 0 [pid 3286] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3287] <... futex resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3287] <... sendmsg resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] <... futex resumed>) = 0 [pid 3287] <... sendmsg resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3287] <... sendmsg resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3286] <... mmap resumed>) = 0x7f177f52a000 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3287] <... sendmsg resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] <... mprotect resumed>) = 0 [pid 3287] <... sendmsg resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3286] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3287] <... sendmsg resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3287] <... sendmsg resumed>) = 0 [pid 3287] sendmsg(4, {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 3288 attached [pid 3286] <... clone3 resumed> => {parent_tid=[3288]}, 88) = 3288 [pid 3287] <... sendmsg resumed>) = 0 [pid 3288] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3288] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3288] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3287] <... sendmsg resumed>) = 0 [pid 3286] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3286] <... futex resumed>) = 1 [pid 3288] <... futex resumed>) = 0 [pid 3286] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3287] <... sendmsg resumed>) = 0 [pid 3288] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3288] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3286] <... futex resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3288] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3287] <... sendmsg resumed>) = 0 [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3287] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3287] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3287] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3286] exit_group(0 [pid 3287] <... futex resumed>) = ? [pid 3286] <... exit_group resumed>) = ? [pid 3287] +++ exited with 0 +++ [pid 3288] <... futex resumed>) = ? [pid 3288] +++ exited with 0 +++ [pid 3286] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3286, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3289 ./strace-static-x86_64: Process 3289 attached [pid 3289] set_robust_list(0x555574f366a0, 24) = 0 [pid 3289] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3289] setpgid(0, 0) = 0 [pid 3289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3289] write(3, "1000", 4) = 4 [pid 3289] close(3) = 0 executing program [pid 3289] write(1, "executing program\n", 18) = 18 [pid 3289] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3289] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3289] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3289] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3289] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3290 attached => {parent_tid=[3290]}, 88) = 3290 [pid 3290] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3290] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3290] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3289] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3289] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3290] <... futex resumed>) = 0 [pid 3289] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3290] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3290] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3289] <... futex resumed>) = 0 [pid 3289] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3289] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3289] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3289] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3291]}, 88) = 3291 [pid 3290] sendmsg(4, {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 3291 attached [pid 3291] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3291] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3291] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3290] <... sendmsg resumed>) = 0 [pid 3289] rt_sigprocmask(SIG_SETMASK, [], [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3289] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3290] <... sendmsg resumed>) = 0 [pid 3289] <... futex resumed>) = 1 [pid 3291] <... futex resumed>) = 0 [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3289] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3291] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3290] <... sendmsg resumed>) = 0 [pid 3291] <... setsockopt resumed>) = 0 [pid 3291] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3291] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3289] <... futex resumed>) = 0 [pid 3290] <... sendmsg resumed>) = 0 [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3290] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3290] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3289] exit_group(0 [pid 3290] <... futex resumed>) = ? [pid 3289] <... exit_group resumed>) = ? [pid 3290] +++ exited with 0 +++ [pid 3291] <... futex resumed>) = ? [pid 3291] +++ exited with 0 +++ [pid 3289] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3289, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3292 ./strace-static-x86_64: Process 3292 attached [pid 3292] set_robust_list(0x555574f366a0, 24) = 0 [pid 3292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3292] setpgid(0, 0) = 0 [pid 3292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3292] write(3, "1000", 4) = 4 [pid 3292] close(3) = 0 executing program [pid 3292] write(1, "executing program\n", 18) = 18 [pid 3292] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3292] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3292] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3292] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3292] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3293 attached => {parent_tid=[3293]}, 88) = 3293 [pid 3293] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3293] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3293] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3292] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3293] <... futex resumed>) = 0 [pid 3292] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3293] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3293] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3292] <... futex resumed>) = 0 [pid 3292] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3292] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3292] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3292] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3292] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3292] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3292] <... clone3 resumed> => {parent_tid=[3294]}, 88) = 3294 [pid 3292] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3292] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3292] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3294 attached [pid 3294] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3294] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3294] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3294] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3292] <... futex resumed>) = 0 [pid 3294] <... futex resumed>) = 1 [pid 3294] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3293] <... sendmsg resumed>) = 0 [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3293] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3293] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3292] exit_group(0 [pid 3293] <... futex resumed>) = ? [pid 3292] <... exit_group resumed>) = ? [pid 3294] <... futex resumed>) = ? [pid 3293] +++ exited with 0 +++ [pid 3294] +++ exited with 0 +++ [pid 3292] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3292, si_uid=0, si_status=0, 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 3295 attached , child_tidptr=0x555574f36690) = 3295 [pid 3295] set_robust_list(0x555574f366a0, 24) = 0 [pid 3295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3295] setpgid(0, 0) = 0 [pid 3295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3295] write(3, "1000", 4) = 4 [pid 3295] close(3) = 0 executing program [pid 3295] write(1, "executing program\n", 18) = 18 [pid 3295] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3295] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3296]}, 88) = 3296 [pid 3295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3295] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3296 attached [pid 3296] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3296] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3296] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3295] <... futex resumed>) = 0 [pid 3295] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3295] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3297 attached [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3295] <... clone3 resumed> => {parent_tid=[3297]}, 88) = 3297 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3295] rt_sigprocmask(SIG_SETMASK, [], [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3296] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3296] <... sendmsg resumed>) = 0 [pid 3295] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3296] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3295] <... futex resumed>) = 0 [pid 3296] <... futex resumed>) = 0 [pid 3295] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3296] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3297] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3297] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3297] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3295] <... futex resumed>) = 0 [pid 3297] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3295] exit_group(0 [pid 3296] <... futex resumed>) = ? [pid 3295] <... exit_group resumed>) = ? [pid 3296] +++ exited with 0 +++ [pid 3297] <... futex resumed>) = ? [pid 3297] +++ exited with 0 +++ [pid 3295] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3298 ./strace-static-x86_64: Process 3298 attached [pid 3298] set_robust_list(0x555574f366a0, 24) = 0 [pid 3298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3298] setpgid(0, 0) = 0 [pid 3298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3298] write(3, "1000", 4) = 4 [pid 3298] close(3) = 0 [pid 3298] write(1, "executing program\n", 18executing program ) = 18 [pid 3298] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3298] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3298] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3298] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3299 attached => {parent_tid=[3299]}, 88) = 3299 [pid 3298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3298] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3298] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3299] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3299] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3299] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3298] <... futex resumed>) = 0 [pid 3298] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3298] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3298] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3298] <... clone3 resumed> => {parent_tid=[3300]}, 88) = 3300 [pid 3298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3298] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3298] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3300 attached [pid 3300] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3300] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3300] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3298] <... futex resumed>) = 0 [pid 3300] <... futex resumed>) = 1 [pid 3300] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3299] <... sendmsg resumed>) = 0 [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3299] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3299] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3298] exit_group(0 [pid 3299] <... futex resumed>) = ? [pid 3298] <... exit_group resumed>) = ? [pid 3300] <... futex resumed>) = ? [pid 3299] +++ exited with 0 +++ [pid 3300] +++ exited with 0 +++ [pid 3298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3301 ./strace-static-x86_64: Process 3301 attached [pid 3301] set_robust_list(0x555574f366a0, 24) = 0 [pid 3301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3301] setpgid(0, 0) = 0 [pid 3301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3301] write(3, "1000", 4) = 4 [pid 3301] close(3) = 0 [pid 3301] write(1, "executing program\n", 18executing program ) = 18 [pid 3301] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3301] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3301] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3301] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3302 attached => {parent_tid=[3302]}, 88) = 3302 [pid 3302] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3302] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3301] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3302] <... futex resumed>) = 0 [pid 3302] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3301] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3302] <... socketpair resumed>[3, 4]) = 0 [pid 3302] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3301] <... futex resumed>) = 0 [pid 3302] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3301] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3302] <... futex resumed>) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3301] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3301] <... futex resumed>) = 0 [pid 3301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3302] <... sendmsg resumed>) = 0 [pid 3301] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3301] <... mprotect resumed>) = 0 [pid 3302] <... sendmsg resumed>) = 0 [pid 3301] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3301] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3302] <... sendmsg resumed>) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3301] <... clone3 resumed> => {parent_tid=[3303]}, 88) = 3303 [pid 3301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3302] <... sendmsg resumed>) = 0 [pid 3301] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3301] <... futex resumed>) = 0 [pid 3301] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3302] <... sendmsg resumed>) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_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 3303 attached [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3303] set_robust_list(0x7f177f54a9a0, 24 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3303] <... set_robust_list resumed>) = 0 [pid 3302] <... sendmsg resumed>) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3303] rt_sigprocmask(SIG_SETMASK, [], [pid 3302] <... sendmsg resumed>) = 0 [pid 3303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3303] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3303] <... setsockopt resumed>) = 0 [pid 3303] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3301] <... futex resumed>) = 0 [pid 3303] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3302] <... sendmsg resumed>) = 0 [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3302] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3302] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3301] exit_group(0 [pid 3303] <... futex resumed>) = ? [pid 3302] <... futex resumed>) = ? [pid 3301] <... exit_group resumed>) = ? [pid 3303] +++ exited with 0 +++ [pid 3302] +++ exited with 0 +++ [pid 3301] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3301, si_uid=0, si_status=0, 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 3304 attached , child_tidptr=0x555574f36690) = 3304 [pid 3304] set_robust_list(0x555574f366a0, 24) = 0 [pid 3304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3304] setpgid(0, 0) = 0 [pid 3304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3304] write(3, "1000", 4) = 4 executing program [pid 3304] close(3) = 0 [pid 3304] write(1, "executing program\n", 18) = 18 [pid 3304] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3304] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3304] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3305]}, 88) = 3305 [pid 3304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3304] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3304] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3305 attached [pid 3305] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3305] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3305] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3304] <... futex resumed>) = 0 [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3304] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3305] <... sendmsg resumed>) = 0 [pid 3304] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3304] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3304] <... mprotect resumed>) = 0 [pid 3304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3305] <... sendmsg resumed>) = 0 [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3304] <... clone3 resumed> => {parent_tid=[3306]}, 88) = 3306 [pid 3304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3304] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3304] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3306 attached [pid 3306] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3306] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3306] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3304] <... futex resumed>) = 0 [pid 3306] <... futex resumed>) = 1 [pid 3305] <... sendmsg resumed>) = 0 [pid 3306] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3305] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3305] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3304] exit_group(0 [pid 3305] <... futex resumed>) = ? [pid 3304] <... exit_group resumed>) = ? [pid 3305] +++ exited with 0 +++ [pid 3306] <... futex resumed>) = ? [pid 3306] +++ exited with 0 +++ [pid 3304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3307 ./strace-static-x86_64: Process 3307 attached [pid 3307] set_robust_list(0x555574f366a0, 24) = 0 [pid 3307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3307] setpgid(0, 0) = 0 [pid 3307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3307] write(3, "1000", 4) = 4 [pid 3307] close(3) = 0 [pid 3307] write(1, "executing program\n", 18executing program ) = 18 [pid 3307] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3307] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3307] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3308 attached => {parent_tid=[3308]}, 88) = 3308 [pid 3308] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3308] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3307] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3308] <... futex resumed>) = 0 [pid 3307] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3308] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3308] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3307] <... futex resumed>) = 0 [pid 3307] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3307] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3307] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3309]}, 88) = 3309 [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3307] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3307] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3309 attached [pid 3309] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3309] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3309] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3307] <... futex resumed>) = 0 [pid 3309] <... futex resumed>) = 1 [pid 3309] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3308] <... sendmsg resumed>) = 0 [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3308] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3307] exit_group(0) = ? [pid 3309] <... futex resumed>) = ? [pid 3308] <... futex resumed>) = ? [pid 3309] +++ exited with 0 +++ [pid 3308] +++ exited with 0 +++ [pid 3307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3311 ./strace-static-x86_64: Process 3311 attached [pid 3311] set_robust_list(0x555574f366a0, 24) = 0 [pid 3311] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3311] setpgid(0, 0) = 0 [pid 3311] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3311] write(3, "1000", 4) = 4 executing program [pid 3311] close(3) = 0 [pid 3311] write(1, "executing program\n", 18) = 18 [pid 3311] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3311] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3311] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3311] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3312]}, 88) = 3312 [pid 3311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3311] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3312 attached [pid 3312] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3312] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3312] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3311] <... futex resumed>) = 0 [pid 3311] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3311] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3311] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3311] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3313]}, 88) = 3313 [pid 3311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3311] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3311] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3312] <... futex resumed>) = 1 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3312] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3312] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3313 attached [pid 3313] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3313] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3313] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3311] <... futex resumed>) = 0 [pid 3311] exit_group(0) = ? [pid 3312] <... futex resumed>) = ? [pid 3313] <... futex resumed>) = ? [pid 3312] +++ exited with 0 +++ [pid 3313] +++ exited with 0 +++ [pid 3311] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3311, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3314 attached , child_tidptr=0x555574f36690) = 3314 [pid 3314] set_robust_list(0x555574f366a0, 24) = 0 [pid 3314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3314] setpgid(0, 0) = 0 [pid 3314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3314] write(3, "1000", 4) = 4 [pid 3314] close(3) = 0 executing program [pid 3314] write(1, "executing program\n", 18) = 18 [pid 3314] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3314] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3314] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3314] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3315]}, 88) = 3315 [pid 3314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3314] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3315 attached [pid 3315] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3315] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3315] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3314] <... futex resumed>) = 0 [pid 3314] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3314] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3314] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3314] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3316]}, 88) = 3316 [pid 3314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3314] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3314] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3315] <... futex resumed>) = 1 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3315] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3315] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3316 attached [pid 3316] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3316] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3316] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3314] <... futex resumed>) = 0 [pid 3314] exit_group(0) = ? [pid 3315] <... futex resumed>) = ? [pid 3315] +++ exited with 0 +++ [pid 3316] <... futex resumed>) = ? [pid 3316] +++ exited with 0 +++ [pid 3314] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3314, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3317 ./strace-static-x86_64: Process 3317 attached [pid 3317] set_robust_list(0x555574f366a0, 24) = 0 [pid 3317] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3317] setpgid(0, 0) = 0 [pid 3317] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3317] write(3, "1000", 4) = 4 [pid 3317] close(3) = 0 [pid 3317] write(1, "executing program\n", 18executing program ) = 18 [pid 3317] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3317] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3317] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3317] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3317] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3318]}, 88) = 3318 [pid 3317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3317] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3317] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3318 attached [pid 3318] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3318] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3318] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3317] <... futex resumed>) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] <... futex resumed>) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] <... futex resumed>) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] <... mmap resumed>) = 0x7f177f52a000 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] <... mprotect resumed>) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3318] <... sendmsg resumed>) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] <... clone3 resumed> => {parent_tid=[3319]}, 88) = 3319 [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] rt_sigprocmask(SIG_SETMASK, [], [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3317] <... futex resumed>) = 0 [pid 3318] <... sendmsg resumed>) = 0 [pid 3317] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3319 attached ) = 0 [pid 3319] set_robust_list(0x7f177f54a9a0, 24 [pid 3318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3319] <... set_robust_list resumed>) = 0 [pid 3318] <... sendmsg resumed>) = 0 [pid 3319] rt_sigprocmask(SIG_SETMASK, [], [pid 3318] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3318] <... futex resumed>) = 0 [pid 3319] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3318] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3319] <... setsockopt resumed>) = 0 [pid 3319] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3317] <... futex resumed>) = 0 [pid 3319] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3317] exit_group(0 [pid 3319] <... futex resumed>) = ? [pid 3318] <... futex resumed>) = ? [pid 3317] <... exit_group resumed>) = ? [pid 3319] +++ exited with 0 +++ [pid 3318] +++ exited with 0 +++ [pid 3317] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3317, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3320 ./strace-static-x86_64: Process 3320 attached [pid 3320] set_robust_list(0x555574f366a0, 24) = 0 [pid 3320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3320] setpgid(0, 0) = 0 [pid 3320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3320] write(3, "1000", 4) = 4 [pid 3320] close(3) = 0 [pid 3320] write(1, "executing program\n", 18executing program ) = 18 [pid 3320] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3320] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3320] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3321]}, 88) = 3321 [pid 3320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3320] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3321 attached [pid 3321] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3321] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3321] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3320] <... futex resumed>) = 0 [pid 3320] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3320] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3320] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3320] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3322]}, 88) = 3322 [pid 3320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3320] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3320] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3321] <... futex resumed>) = 1 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3322 attached [pid 3322] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3322] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3322] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3320] <... futex resumed>) = 0 [pid 3322] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3321] <... sendmsg resumed>) = 0 [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3321] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3321] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3320] exit_group(0) = ? [pid 3322] <... futex resumed>) = 231 [pid 3321] <... futex resumed>) = ? [pid 3321] +++ exited with 0 +++ [pid 3322] +++ exited with 0 +++ [pid 3320] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3320, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3323 attached , child_tidptr=0x555574f36690) = 3323 [pid 3323] set_robust_list(0x555574f366a0, 24) = 0 [pid 3323] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3323] setpgid(0, 0) = 0 [pid 3323] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3323] write(3, "1000", 4) = 4 [pid 3323] close(3) = 0 [pid 3323] write(1, "executing program\n", 18executing program ) = 18 [pid 3323] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3323] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3323] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3323] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3323] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3323] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3324 attached [pid 3324] set_robust_list(0x7f177f56b9a0, 24 [pid 3323] <... clone3 resumed> => {parent_tid=[3324]}, 88) = 3324 [pid 3324] <... set_robust_list resumed>) = 0 [pid 3324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3324] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3323] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3324] <... futex resumed>) = 0 [pid 3323] <... futex resumed>) = 1 [pid 3324] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3323] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3324] <... socketpair resumed>[3, 4]) = 0 [pid 3324] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3324] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3323] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3324] <... futex resumed>) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3324] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3323] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3324] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3323] <... futex resumed>) = 0 [pid 3323] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3324] <... setsockopt resumed>) = 0 [pid 3324] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3324] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3323] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3323] exit_group(0) = ? [pid 3324] <... futex resumed>) = ? [pid 3324] +++ exited with 0 +++ [pid 3323] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3323, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3325 attached , child_tidptr=0x555574f36690) = 3325 [pid 3325] set_robust_list(0x555574f366a0, 24) = 0 [pid 3325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3325] setpgid(0, 0) = 0 [pid 3325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3325] write(3, "1000", 4) = 4 [pid 3325] close(3) = 0 [pid 3325] write(1, "executing program\n", 18executing program ) = 18 [pid 3325] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3325] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3325] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3325] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3325] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3326]}, 88) = 3326 [pid 3325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3325] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3325] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3326 attached [pid 3326] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3326] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3326] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3325] <... futex resumed>) = 0 [pid 3325] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3325] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3325] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3325] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3327 attached => {parent_tid=[3327]}, 88) = 3327 [pid 3325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3325] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3325] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3326] <... futex resumed>) = 1 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3326] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3326] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3327] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3327] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3327] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3325] <... futex resumed>) = 0 [pid 3325] exit_group(0) = ? [pid 3327] <... futex resumed>) = ? [pid 3326] <... futex resumed>) = ? [pid 3326] +++ exited with 0 +++ [pid 3327] +++ exited with 0 +++ [pid 3325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3328 ./strace-static-x86_64: Process 3328 attached [pid 3328] set_robust_list(0x555574f366a0, 24) = 0 [pid 3328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3328] setpgid(0, 0) = 0 [pid 3328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3328] write(3, "1000", 4) = 4 [pid 3328] close(3) = 0 [pid 3328] write(1, "executing program\n", 18executing program ) = 18 [pid 3328] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3328] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3328] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3329]}, 88) = 3329 [pid 3328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3328] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3328] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3329 attached [pid 3329] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3329] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3329] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3328] <... futex resumed>) = 0 [pid 3328] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3328] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3328] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3330]}, 88) = 3330 [pid 3328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3328] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3328] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3329] sendmsg(4, {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 3330 attached [pid 3330] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3330] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3330] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3328] <... futex resumed>) = 0 [pid 3330] <... futex resumed>) = 1 [pid 3330] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3329] <... sendmsg resumed>) = 0 [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3329] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3329] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3328] exit_group(0 [pid 3329] <... futex resumed>) = ? [pid 3328] <... exit_group resumed>) = ? [pid 3329] +++ exited with 0 +++ [pid 3330] <... futex resumed>) = ? [pid 3330] +++ exited with 0 +++ [pid 3328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3331 ./strace-static-x86_64: Process 3331 attached [pid 3331] set_robust_list(0x555574f366a0, 24) = 0 [pid 3331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3331] setpgid(0, 0) = 0 [pid 3331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3331] write(3, "1000", 4) = 4 [pid 3331] close(3) = 0 executing program [pid 3331] write(1, "executing program\n", 18) = 18 [pid 3331] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3331] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3331] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3332 attached => {parent_tid=[3332]}, 88) = 3332 [pid 3332] set_robust_list(0x7f177f56b9a0, 24 [pid 3331] rt_sigprocmask(SIG_SETMASK, [], [pid 3332] <... set_robust_list resumed>) = 0 [pid 3332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3332] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3331] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3332] <... futex resumed>) = 0 [pid 3332] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3331] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3332] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3332] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3331] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3332] <... futex resumed>) = 0 [pid 3331] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] <... futex resumed>) = 0 [pid 3331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3332] <... sendmsg resumed>) = 0 [pid 3331] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] <... mprotect resumed>) = 0 [pid 3332] <... sendmsg resumed>) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3332] <... sendmsg resumed>) = 0 [pid 3331] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3332] <... sendmsg resumed>) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] <... clone3 resumed> => {parent_tid=[3333]}, 88) = 3333 [pid 3331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3332] <... sendmsg resumed>) = 0 [pid 3331] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3331] <... futex resumed>) = 0 [pid 3331] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3332] <... sendmsg resumed>) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_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 3333 attached [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3333] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3332] <... sendmsg resumed>) = 0 [pid 3332] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3332] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3332] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3333] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3333] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3331] <... futex resumed>) = 0 [pid 3331] exit_group(0) = ? [pid 3332] <... futex resumed>) = ? [pid 3333] +++ exited with 0 +++ [pid 3332] +++ exited with 0 +++ [pid 3331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3331, si_uid=0, si_status=0, 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 3334 attached , child_tidptr=0x555574f36690) = 3334 [pid 3334] set_robust_list(0x555574f366a0, 24) = 0 [pid 3334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3334] setpgid(0, 0) = 0 [pid 3334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3334] write(3, "1000", 4) = 4 [pid 3334] close(3) = 0 [pid 3334] write(1, "executing program\n", 18executing program ) = 18 [pid 3334] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3334] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3334] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3335 attached => {parent_tid=[3335]}, 88) = 3335 [pid 3335] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3335] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3334] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3335] <... futex resumed>) = 0 [pid 3334] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3335] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3335] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3334] <... futex resumed>) = 0 [pid 3334] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3334] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3334] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3336]}, 88) = 3336 [pid 3334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3334] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3334] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3336 attached [pid 3336] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3336] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3336] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3334] <... futex resumed>) = 0 [pid 3336] <... futex resumed>) = 1 [pid 3336] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3335] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3335] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3334] exit_group(0) = ? [pid 3336] <... futex resumed>) = ? [pid 3336] +++ exited with 0 +++ [pid 3335] <... futex resumed>) = ? [pid 3335] +++ exited with 0 +++ [pid 3334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3337 ./strace-static-x86_64: Process 3337 attached [pid 3337] set_robust_list(0x555574f366a0, 24) = 0 [pid 3337] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3337] setpgid(0, 0) = 0 [pid 3337] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3337] write(3, "1000", 4) = 4 [pid 3337] close(3) = 0 [pid 3337] write(1, "executing program\n", 18executing program ) = 18 [pid 3337] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3337] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3337] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3337] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3337] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3338 attached => {parent_tid=[3338]}, 88) = 3338 [pid 3337] rt_sigprocmask(SIG_SETMASK, [], [pid 3338] set_robust_list(0x7f177f56b9a0, 24 [pid 3337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3338] <... set_robust_list resumed>) = 0 [pid 3337] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3338] rt_sigprocmask(SIG_SETMASK, [], [pid 3337] <... futex resumed>) = 0 [pid 3338] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3337] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3338] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3338] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3337] <... futex resumed>) = 0 [pid 3337] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3337] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3337] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3337] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3337] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3337] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3339]}, 88) = 3339 [pid 3337] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3337] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3337] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3339 attached [pid 3339] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3339] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3339] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3337] <... futex resumed>) = 0 [pid 3339] <... futex resumed>) = 1 [pid 3339] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3338] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3338] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3337] exit_group(0) = ? [pid 3339] <... futex resumed>) = ? [pid 3339] +++ exited with 0 +++ [pid 3338] <... futex resumed>) = ? [pid 3338] +++ exited with 0 +++ [pid 3337] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3337, si_uid=0, si_status=0, 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 3340 attached , child_tidptr=0x555574f36690) = 3340 [pid 3340] set_robust_list(0x555574f366a0, 24) = 0 [pid 3340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3340] setpgid(0, 0) = 0 [pid 3340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3340] write(3, "1000", 4) = 4 [pid 3340] close(3) = 0 executing program [pid 3340] write(1, "executing program\n", 18) = 18 [pid 3340] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3340] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3340] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3341]}, 88) = 3341 [pid 3340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3340] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3340] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3341 attached [pid 3341] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3341] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3341] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3340] <... futex resumed>) = 0 [pid 3340] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3340] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3340] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3341] <... sendmsg resumed>) = 0 [pid 3340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3341] sendmsg(4, {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 3342 attached [pid 3340] <... clone3 resumed> => {parent_tid=[3342]}, 88) = 3342 [pid 3340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3340] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3340] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3342] set_robust_list(0x7f177f54a9a0, 24 [pid 3341] <... sendmsg resumed>) = 0 [pid 3342] <... set_robust_list resumed>) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3342] rt_sigprocmask(SIG_SETMASK, [], [pid 3341] <... sendmsg resumed>) = 0 [pid 3342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3342] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3341] <... sendmsg resumed>) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3342] <... setsockopt resumed>) = 0 [pid 3341] <... sendmsg resumed>) = 0 [pid 3342] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3342] <... futex resumed>) = 1 [pid 3341] <... sendmsg resumed>) = 0 [pid 3340] <... futex resumed>) = 0 [pid 3342] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3341] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3341] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3341] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3340] exit_group(0 [pid 3341] <... futex resumed>) = ? [pid 3340] <... exit_group resumed>) = ? [pid 3341] +++ exited with 0 +++ [pid 3342] <... futex resumed>) = ? [pid 3342] +++ exited with 0 +++ [pid 3340] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3340, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3343 ./strace-static-x86_64: Process 3343 attached [pid 3343] set_robust_list(0x555574f366a0, 24) = 0 [pid 3343] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3343] setpgid(0, 0) = 0 [pid 3343] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3343] write(3, "1000", 4) = 4 [pid 3343] close(3) = 0 [pid 3343] write(1, "executing program\n", 18executing program ) = 18 [pid 3343] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3343] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3343] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3343] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3344 attached => {parent_tid=[3344]}, 88) = 3344 [pid 3344] set_robust_list(0x7f177f56b9a0, 24 [pid 3343] rt_sigprocmask(SIG_SETMASK, [], [pid 3344] <... set_robust_list resumed>) = 0 [pid 3343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3344] rt_sigprocmask(SIG_SETMASK, [], [pid 3343] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3343] <... futex resumed>) = 0 [pid 3344] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3343] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3344] <... socketpair resumed>[3, 4]) = 0 [pid 3344] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3343] <... futex resumed>) = 0 [pid 3344] <... futex resumed>) = 1 [pid 3343] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3343] <... futex resumed>) = 0 [pid 3344] <... sendmsg resumed>) = 0 [pid 3343] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3343] <... futex resumed>) = 0 [pid 3343] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3344] <... sendmsg resumed>) = 0 [pid 3343] <... mmap resumed>) = 0x7f177f52a000 [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3343] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3344] <... sendmsg resumed>) = 0 [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3343] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3344] <... sendmsg resumed>) = 0 [pid 3343] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3344] sendmsg(4, {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 3345 attached [pid 3343] <... clone3 resumed> => {parent_tid=[3345]}, 88) = 3345 [pid 3344] <... sendmsg resumed>) = 0 [pid 3343] rt_sigprocmask(SIG_SETMASK, [], [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3345] set_robust_list(0x7f177f54a9a0, 24 [pid 3343] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3344] <... sendmsg resumed>) = 0 [pid 3343] <... futex resumed>) = 0 [pid 3345] <... set_robust_list resumed>) = 0 [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3343] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3345] rt_sigprocmask(SIG_SETMASK, [], [pid 3344] <... sendmsg resumed>) = 0 [pid 3345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3345] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3345] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3343] <... futex resumed>) = 0 [pid 3345] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3344] <... sendmsg resumed>) = 0 [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3344] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3344] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3343] exit_group(0 [pid 3344] <... futex resumed>) = ? [pid 3343] <... exit_group resumed>) = ? [pid 3344] +++ exited with 0 +++ [pid 3345] <... futex resumed>) = ? [pid 3345] +++ exited with 0 +++ [pid 3343] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3343, si_uid=0, si_status=0, 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 3346 attached , child_tidptr=0x555574f36690) = 3346 [pid 3346] set_robust_list(0x555574f366a0, 24) = 0 [pid 3346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3346] setpgid(0, 0) = 0 [pid 3346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3346] write(3, "1000", 4) = 4 [pid 3346] close(3) = 0 [pid 3346] write(1, "executing program\n", 18executing program ) = 18 [pid 3346] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3346] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3346] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3347]}, 88) = 3347 [pid 3346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3346] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3347 attached [pid 3347] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3347] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3347] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3346] <... futex resumed>) = 0 [pid 3346] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3346] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3346] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3346] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3348]}, 88) = 3348 [pid 3346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3346] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3346] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3347] <... futex resumed>) = 1 [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3347] sendmsg(4, {msg_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 3348 attached [pid 3348] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3348] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3348] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3346] <... futex resumed>) = 0 [pid 3348] <... futex resumed>) = 1 [pid 3348] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3347] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3347] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3346] exit_group(0 [pid 3347] <... futex resumed>) = ? [pid 3346] <... exit_group resumed>) = ? [pid 3347] +++ exited with 0 +++ [pid 3348] <... futex resumed>) = ? [pid 3348] +++ exited with 0 +++ [pid 3346] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3346, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3349 ./strace-static-x86_64: Process 3349 attached [pid 3349] set_robust_list(0x555574f366a0, 24) = 0 [pid 3349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3349] setpgid(0, 0) = 0 [pid 3349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3349] write(3, "1000", 4) = 4 [pid 3349] close(3) = 0 [pid 3349] write(1, "executing program\n", 18executing program ) = 18 [pid 3349] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3349] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3349] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3349] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3349] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3350 attached => {parent_tid=[3350]}, 88) = 3350 [pid 3350] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3350] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3349] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3350] <... futex resumed>) = 0 [pid 3350] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3349] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3350] <... socketpair resumed>[3, 4]) = 0 [pid 3350] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3350] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3349] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3350] <... futex resumed>) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3349] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3350] <... sendmsg resumed>) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3349] <... futex resumed>) = 0 [pid 3350] <... sendmsg resumed>) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3350] <... sendmsg resumed>) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3349] <... mmap resumed>) = 0x7f177f52a000 [pid 3350] <... sendmsg resumed>) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3349] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3350] <... sendmsg resumed>) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3349] <... mprotect resumed>) = 0 [pid 3350] <... sendmsg resumed>) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3349] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3350] <... sendmsg resumed>) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3350] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3350] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3351 attached [pid 3351] set_robust_list(0x7f177f54a9a0, 24 [pid 3349] <... clone3 resumed> => {parent_tid=[3351]}, 88) = 3351 [pid 3349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3349] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3349] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3351] <... set_robust_list resumed>) = 0 [pid 3351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3351] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3351] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3349] <... futex resumed>) = 0 [pid 3349] exit_group(0 [pid 3350] <... futex resumed>) = ? [pid 3350] +++ exited with 0 +++ [pid 3351] +++ exited with 0 +++ [pid 3349] <... exit_group resumed>) = ? [pid 3349] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3349, si_uid=0, si_status=0, 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 3352 attached , child_tidptr=0x555574f36690) = 3352 [pid 3352] set_robust_list(0x555574f366a0, 24) = 0 [pid 3352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3352] setpgid(0, 0) = 0 [pid 3352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3352] write(3, "1000", 4) = 4 [pid 3352] close(3) = 0 [pid 3352] write(1, "executing program\n", 18executing program ) = 18 [pid 3352] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3352] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3352] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3352] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3352] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3352] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3352] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3353 attached => {parent_tid=[3353]}, 88) = 3353 [pid 3353] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3353] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3352] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3353] <... futex resumed>) = 0 [pid 3352] <... futex resumed>) = 1 [pid 3353] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3353] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3352] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3353] <... futex resumed>) = 0 [pid 3353] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3352] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3353] <... futex resumed>) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3353] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3353] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3353] <... futex resumed>) = 0 [pid 3352] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3353] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3353] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3352] <... futex resumed>) = 0 [pid 3353] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3352] exit_group(0) = ? [pid 3353] <... futex resumed>) = ? [pid 3353] +++ exited with 0 +++ [pid 3352] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3352, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3354 ./strace-static-x86_64: Process 3354 attached [pid 3354] set_robust_list(0x555574f366a0, 24) = 0 [pid 3354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3354] setpgid(0, 0) = 0 [pid 3354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3354] write(3, "1000", 4) = 4 [pid 3354] close(3) = 0 [pid 3354] write(1, "executing program\n", 18executing program ) = 18 [pid 3354] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3354] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3354] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3354] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3354] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3354] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3354] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3355 attached => {parent_tid=[3355]}, 88) = 3355 [pid 3355] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3355] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3354] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3355] <... futex resumed>) = 0 [pid 3355] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3354] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3355] <... socketpair resumed>[3, 4]) = 0 [pid 3355] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3354] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3355] <... futex resumed>) = 0 [pid 3355] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3355] <... futex resumed>) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3355] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3355] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3355] <... futex resumed>) = 0 [pid 3354] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3355] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3355] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3354] <... futex resumed>) = 0 [pid 3355] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3354] exit_group(0) = ? [pid 3355] <... futex resumed>) = ? [pid 3355] +++ exited with 0 +++ [pid 3354] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3354, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3356 ./strace-static-x86_64: Process 3356 attached [pid 3356] set_robust_list(0x555574f366a0, 24) = 0 [pid 3356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3356] setpgid(0, 0) = 0 [pid 3356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3356] write(3, "1000", 4) = 4 [pid 3356] close(3) = 0 [pid 3356] write(1, "executing program\n", 18executing program ) = 18 [pid 3356] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3356] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3356] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3357 attached => {parent_tid=[3357]}, 88) = 3357 [pid 3357] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3357] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3357] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3356] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3357] <... futex resumed>) = 0 [pid 3357] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3357] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3356] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3356] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3357] <... futex resumed>) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3357] <... sendmsg resumed>) = 0 [pid 3356] <... mmap resumed>) = 0x7f177f52a000 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3357] <... sendmsg resumed>) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] <... mprotect resumed>) = 0 [pid 3357] <... sendmsg resumed>) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3357] <... sendmsg resumed>) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] <... clone3 resumed> => {parent_tid=[3358]}, 88) = 3358 [pid 3356] rt_sigprocmask(SIG_SETMASK, [], [pid 3357] <... sendmsg resumed>) = 0 [pid 3356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3356] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3356] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3357] <... sendmsg resumed>) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3358 attached [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3357] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3357] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3358] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3358] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3358] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3358] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3356] <... futex resumed>) = 0 [pid 3356] exit_group(0) = ? [pid 3357] <... futex resumed>) = ? [pid 3357] +++ exited with 0 +++ [pid 3358] +++ exited with 0 +++ [pid 3356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3356, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3359 ./strace-static-x86_64: Process 3359 attached [pid 3359] set_robust_list(0x555574f366a0, 24) = 0 [pid 3359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3359] setpgid(0, 0) = 0 [pid 3359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3359] write(3, "1000", 4) = 4 [pid 3359] close(3) = 0 [pid 3359] write(1, "executing program\n", 18executing program ) = 18 [pid 3359] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3359] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3359] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3359] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3359] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3360 attached => {parent_tid=[3360]}, 88) = 3360 [pid 3360] set_robust_list(0x7f177f56b9a0, 24 [pid 3359] rt_sigprocmask(SIG_SETMASK, [], [pid 3360] <... set_robust_list resumed>) = 0 [pid 3359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3360] rt_sigprocmask(SIG_SETMASK, [], [pid 3359] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3359] <... futex resumed>) = 0 [pid 3360] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3359] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3360] <... socketpair resumed>[3, 4]) = 0 [pid 3360] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3359] <... futex resumed>) = 0 [pid 3360] <... futex resumed>) = 1 [pid 3359] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3359] <... futex resumed>) = 0 [pid 3359] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3360] <... sendmsg resumed>) = 0 [pid 3359] <... futex resumed>) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3360] <... sendmsg resumed>) = 0 [pid 3359] <... mmap resumed>) = 0x7f177f52a000 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3359] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3360] <... sendmsg resumed>) = 0 [pid 3359] <... mprotect resumed>) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3359] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3360] <... sendmsg resumed>) = 0 [pid 3359] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3360] <... sendmsg resumed>) = 0 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3361 attached [pid 3359] <... clone3 resumed> => {parent_tid=[3361]}, 88) = 3361 [pid 3361] set_robust_list(0x7f177f54a9a0, 24 [pid 3360] <... sendmsg resumed>) = 0 [pid 3361] <... set_robust_list resumed>) = 0 [pid 3359] rt_sigprocmask(SIG_SETMASK, [], [pid 3361] rt_sigprocmask(SIG_SETMASK, [], [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3361] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3360] <... sendmsg resumed>) = 0 [pid 3359] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3361] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3359] <... futex resumed>) = 0 [pid 3361] <... setsockopt resumed>) = 0 [pid 3360] <... sendmsg resumed>) = 0 [pid 3359] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3361] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3361] <... futex resumed>) = 0 [pid 3359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3360] <... sendmsg resumed>) = 0 [pid 3361] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3360] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3360] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3359] exit_group(0 [pid 3360] <... futex resumed>) = 231 [pid 3359] <... exit_group resumed>) = ? [pid 3361] <... futex resumed>) = ? [pid 3361] +++ exited with 0 +++ [pid 3360] +++ exited with 0 +++ [pid 3359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3359, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3362 ./strace-static-x86_64: Process 3362 attached [pid 3362] set_robust_list(0x555574f366a0, 24) = 0 [pid 3362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3362] setpgid(0, 0) = 0 [pid 3362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3362] write(3, "1000", 4) = 4 [pid 3362] close(3) = 0 [pid 3362] write(1, "executing program\n", 18executing program ) = 18 [pid 3362] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3362] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3362] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3362] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3362] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3363 attached => {parent_tid=[3363]}, 88) = 3363 [pid 3363] set_robust_list(0x7f177f56b9a0, 24 [pid 3362] rt_sigprocmask(SIG_SETMASK, [], [pid 3363] <... set_robust_list resumed>) = 0 [pid 3362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3363] rt_sigprocmask(SIG_SETMASK, [], [pid 3362] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3362] <... futex resumed>) = 0 [pid 3363] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3362] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3363] <... socketpair resumed>[3, 4]) = 0 [pid 3363] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3362] <... futex resumed>) = 0 [pid 3362] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3362] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3362] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3362] <... mprotect resumed>) = 0 [pid 3362] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3363] <... sendmsg resumed>) = 0 [pid 3362] <... clone3 resumed> => {parent_tid=[3364]}, 88) = 3364 [pid 3362] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3362] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3362] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3364 attached [pid 3364] set_robust_list(0x7f177f54a9a0, 24 [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3364] <... set_robust_list resumed>) = 0 [pid 3363] <... sendmsg resumed>) = 0 [pid 3364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3364] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3364] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3362] <... futex resumed>) = 0 [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3364] <... futex resumed>) = 1 [pid 3364] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3363] <... sendmsg resumed>) = 0 [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3363] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3363] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3362] exit_group(0 [pid 3363] <... futex resumed>) = ? [pid 3362] <... exit_group resumed>) = ? [pid 3363] +++ exited with 0 +++ [pid 3364] <... futex resumed>) = ? [pid 3364] +++ exited with 0 +++ [pid 3362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3365 ./strace-static-x86_64: Process 3365 attached [pid 3365] set_robust_list(0x555574f366a0, 24) = 0 [pid 3365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3365] setpgid(0, 0) = 0 [pid 3365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3365] write(3, "1000", 4) = 4 [pid 3365] close(3) = 0 [pid 3365] write(1, "executing program\n", 18executing program ) = 18 [pid 3365] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3365] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3365] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3365] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3366 attached => {parent_tid=[3366]}, 88) = 3366 [pid 3366] set_robust_list(0x7f177f56b9a0, 24 [pid 3365] rt_sigprocmask(SIG_SETMASK, [], [pid 3366] <... set_robust_list resumed>) = 0 [pid 3365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3366] rt_sigprocmask(SIG_SETMASK, [], [pid 3365] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3365] <... futex resumed>) = 0 [pid 3366] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3365] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3366] <... socketpair resumed>[3, 4]) = 0 [pid 3366] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3365] <... futex resumed>) = 0 [pid 3366] <... futex resumed>) = 1 [pid 3365] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3365] <... futex resumed>) = 0 [pid 3365] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3366] <... sendmsg resumed>) = 0 [pid 3365] <... futex resumed>) = 0 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3366] <... sendmsg resumed>) = 0 [pid 3365] <... mmap resumed>) = 0x7f177f52a000 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3365] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3366] <... sendmsg resumed>) = 0 [pid 3365] <... mprotect resumed>) = 0 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3365] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3366] <... sendmsg resumed>) = 0 [pid 3365] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3367]}, 88) = 3367 ./strace-static-x86_64: Process 3367 attached [pid 3366] <... sendmsg resumed>) = 0 [pid 3367] set_robust_list(0x7f177f54a9a0, 24 [pid 3365] rt_sigprocmask(SIG_SETMASK, [], [pid 3367] <... set_robust_list resumed>) = 0 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3367] rt_sigprocmask(SIG_SETMASK, [], [pid 3365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3366] <... sendmsg resumed>) = 0 [pid 3365] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3367] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3365] <... futex resumed>) = 0 [pid 3367] <... setsockopt resumed>) = 0 [pid 3365] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3367] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3366] <... sendmsg resumed>) = 0 [pid 3367] <... futex resumed>) = 0 [pid 3365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3367] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3366] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3366] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3365] exit_group(0 [pid 3366] <... futex resumed>) = ? [pid 3365] <... exit_group resumed>) = ? [pid 3366] +++ exited with 0 +++ [pid 3367] <... futex resumed>) = ? [pid 3367] +++ exited with 0 +++ [pid 3365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3368 ./strace-static-x86_64: Process 3368 attached [pid 3368] set_robust_list(0x555574f366a0, 24) = 0 [pid 3368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3368] setpgid(0, 0) = 0 [pid 3368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3368] write(3, "1000", 4) = 4 [pid 3368] close(3) = 0 executing program [pid 3368] write(1, "executing program\n", 18) = 18 [pid 3368] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3368] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3368] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3368] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3368] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3369 attached => {parent_tid=[3369]}, 88) = 3369 [pid 3369] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3368] rt_sigprocmask(SIG_SETMASK, [], [pid 3369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3369] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3368] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3369] <... futex resumed>) = 0 [pid 3369] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3368] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3369] <... socketpair resumed>[3, 4]) = 0 [pid 3369] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3369] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3368] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3369] <... futex resumed>) = 0 [pid 3368] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3368] <... futex resumed>) = 0 [pid 3368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3368] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3369] <... sendmsg resumed>) = 0 [pid 3368] <... mprotect resumed>) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3368] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3369] <... sendmsg resumed>) = 0 [pid 3368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3368] <... clone3 resumed> => {parent_tid=[3370]}, 88) = 3370 [pid 3368] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3369] <... sendmsg resumed>) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3368] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3368] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3369] <... sendmsg resumed>) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 ./strace-static-x86_64: Process 3370 attached [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3369] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3369] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3370] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3370] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3370] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3368] <... futex resumed>) = 0 [pid 3370] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3368] exit_group(0) = ? [pid 3369] <... futex resumed>) = ? [pid 3369] +++ exited with 0 +++ [pid 3370] <... futex resumed>) = ? [pid 3370] +++ exited with 0 +++ [pid 3368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3371 attached , child_tidptr=0x555574f36690) = 3371 [pid 3371] set_robust_list(0x555574f366a0, 24) = 0 [pid 3371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3371] setpgid(0, 0) = 0 [pid 3371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3371] write(3, "1000", 4) = 4 [pid 3371] close(3) = 0 [pid 3371] write(1, "executing program\n", 18executing program ) = 18 [pid 3371] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3371] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3371] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3371] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3371] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3372 attached [pid 3372] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3371] <... clone3 resumed> => {parent_tid=[3372]}, 88) = 3372 [pid 3372] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3371] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3372] <... futex resumed>) = 0 [pid 3371] <... futex resumed>) = 1 [pid 3372] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3371] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3372] <... socketpair resumed>[3, 4]) = 0 [pid 3372] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3372] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3371] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3372] <... futex resumed>) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3371] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3371] <... futex resumed>) = 0 [pid 3371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3372] <... sendmsg resumed>) = 0 [pid 3371] <... mmap resumed>) = 0x7f177f52a000 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3371] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3372] <... sendmsg resumed>) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3371] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3372] <... sendmsg resumed>) = 0 [pid 3371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3373 attached [pid 3371] <... clone3 resumed> => {parent_tid=[3373]}, 88) = 3373 [pid 3372] <... sendmsg resumed>) = 0 [pid 3371] rt_sigprocmask(SIG_SETMASK, [], [pid 3373] set_robust_list(0x7f177f54a9a0, 24 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3371] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3373] <... set_robust_list resumed>) = 0 [pid 3372] <... sendmsg resumed>) = 0 [pid 3371] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3371] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3373] rt_sigprocmask(SIG_SETMASK, [], [pid 3372] <... sendmsg resumed>) = 0 [pid 3373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3373] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3373] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3371] <... futex resumed>) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3373] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3372] <... sendmsg resumed>) = 0 [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3372] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3372] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3371] exit_group(0 [pid 3372] <... futex resumed>) = ? [pid 3371] <... exit_group resumed>) = ? [pid 3372] +++ exited with 0 +++ [pid 3373] <... futex resumed>) = ? [pid 3373] +++ exited with 0 +++ [pid 3371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3371, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3374 ./strace-static-x86_64: Process 3374 attached [pid 3374] set_robust_list(0x555574f366a0, 24) = 0 [pid 3374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3374] setpgid(0, 0) = 0 [pid 3374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3374] write(3, "1000", 4) = 4 [pid 3374] close(3) = 0 [pid 3374] write(1, "executing program\n", 18executing program ) = 18 [pid 3374] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3374] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3374] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3374] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3374] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3375 attached => {parent_tid=[3375]}, 88) = 3375 [pid 3374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3374] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3374] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3375] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3375] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3375] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3374] <... futex resumed>) = 0 [pid 3374] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3374] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3374] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3374] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3376 attached [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3374] <... clone3 resumed> => {parent_tid=[3376]}, 88) = 3376 [pid 3375] <... sendmsg resumed>) = 0 [pid 3374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3374] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3374] <... futex resumed>) = 0 [pid 3375] <... sendmsg resumed>) = 0 [pid 3374] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3376] set_robust_list(0x7f177f54a9a0, 24 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3376] <... set_robust_list resumed>) = 0 [pid 3376] rt_sigprocmask(SIG_SETMASK, [], [pid 3375] <... sendmsg resumed>) = 0 [pid 3376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3376] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3376] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3375] <... sendmsg resumed>) = 0 [pid 3376] <... futex resumed>) = 1 [pid 3374] <... futex resumed>) = 0 [pid 3376] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3375] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3375] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3375] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3374] exit_group(0 [pid 3376] <... futex resumed>) = ? [pid 3375] <... futex resumed>) = ? [pid 3374] <... exit_group resumed>) = ? [pid 3376] +++ exited with 0 +++ [pid 3375] +++ exited with 0 +++ [pid 3374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3374, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3377 attached , child_tidptr=0x555574f36690) = 3377 [pid 3377] set_robust_list(0x555574f366a0, 24) = 0 [pid 3377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3377] setpgid(0, 0) = 0 [pid 3377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3377] write(3, "1000", 4) = 4 [pid 3377] close(3) = 0 [pid 3377] write(1, "executing program\n", 18executing program ) = 18 [pid 3377] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3377] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3377] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3377] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3378 attached => {parent_tid=[3378]}, 88) = 3378 [pid 3378] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3378] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3377] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3378] <... futex resumed>) = 0 [pid 3378] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3377] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3378] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3377] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3378] <... futex resumed>) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3377] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3378] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3378] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3377] <... futex resumed>) = 0 [pid 3377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3377] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3377] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3379 attached [pid 3379] set_robust_list(0x7f177f54a9a0, 24 [pid 3377] <... clone3 resumed> => {parent_tid=[3379]}, 88) = 3379 [pid 3379] <... set_robust_list resumed>) = 0 [pid 3377] rt_sigprocmask(SIG_SETMASK, [], [pid 3379] rt_sigprocmask(SIG_SETMASK, [], [pid 3377] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3377] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3379] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3377] <... futex resumed>) = 0 [pid 3379] <... setsockopt resumed>) = 0 [pid 3379] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3377] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3379] <... futex resumed>) = 0 [pid 3377] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3379] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3377] exit_group(0) = ? [pid 3378] <... futex resumed>) = ? [pid 3378] +++ exited with 0 +++ [pid 3379] <... futex resumed>) = ? [pid 3379] +++ exited with 0 +++ [pid 3377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3380 ./strace-static-x86_64: Process 3380 attached [pid 3380] set_robust_list(0x555574f366a0, 24) = 0 [pid 3380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3380] setpgid(0, 0) = 0 [pid 3380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3380] write(3, "1000", 4) = 4 [pid 3380] close(3) = 0 executing program [pid 3380] write(1, "executing program\n", 18) = 18 [pid 3380] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3380] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3380] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3380] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3381 attached [pid 3381] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3381] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3380] <... clone3 resumed> => {parent_tid=[3381]}, 88) = 3381 [pid 3380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3380] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3381] <... futex resumed>) = 0 [pid 3381] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3380] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3381] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3380] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3381] <... futex resumed>) = 0 [pid 3380] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3380] <... futex resumed>) = 0 [pid 3380] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3381] <... sendmsg resumed>) = 0 [pid 3380] <... futex resumed>) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3381] <... sendmsg resumed>) = 0 [pid 3380] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3380] <... mprotect resumed>) = 0 [pid 3380] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3381] <... sendmsg resumed>) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3380] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3381] <... sendmsg resumed>) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3382 attached [pid 3380] <... clone3 resumed> => {parent_tid=[3382]}, 88) = 3382 [pid 3381] <... sendmsg resumed>) = 0 [pid 3380] rt_sigprocmask(SIG_SETMASK, [], [pid 3382] set_robust_list(0x7f177f54a9a0, 24 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3382] <... set_robust_list resumed>) = 0 [pid 3382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3380] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3382] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3381] <... sendmsg resumed>) = 0 [pid 3380] <... futex resumed>) = 0 [pid 3382] <... setsockopt resumed>) = 0 [pid 3380] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3382] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3380] <... futex resumed>) = 0 [pid 3382] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3381] <... sendmsg resumed>) = 0 [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3381] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3381] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3380] exit_group(0) = ? [pid 3382] <... futex resumed>) = ? [pid 3382] +++ exited with 0 +++ [pid 3381] <... futex resumed>) = ? [pid 3381] +++ exited with 0 +++ [pid 3380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3380, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3383 attached , child_tidptr=0x555574f36690) = 3383 [pid 3383] set_robust_list(0x555574f366a0, 24) = 0 [pid 3383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3383] setpgid(0, 0) = 0 [pid 3383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3383] write(3, "1000", 4) = 4 [pid 3383] close(3) = 0 [pid 3383] write(1, "executing program\n", 18executing program ) = 18 [pid 3383] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3383] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3383] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3384]}, 88) = 3384 [pid 3383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3383] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3384 attached [pid 3384] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3384] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3384] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3383] <... futex resumed>) = 0 [pid 3383] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3383] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3385 attached [pid 3383] <... clone3 resumed> => {parent_tid=[3385]}, 88) = 3385 [pid 3383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3383] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3383] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3385] set_robust_list(0x7f177f54a9a0, 24 [pid 3384] <... sendmsg resumed>) = 0 [pid 3385] <... set_robust_list resumed>) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3385] rt_sigprocmask(SIG_SETMASK, [], [pid 3384] <... sendmsg resumed>) = 0 [pid 3385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3385] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3384] <... sendmsg resumed>) = 0 [pid 3385] <... setsockopt resumed>) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3385] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3384] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3385] <... futex resumed>) = 1 [pid 3383] <... futex resumed>) = 0 [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3385] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3384] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3384] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3384] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3383] exit_group(0 [pid 3385] <... futex resumed>) = ? [pid 3384] <... futex resumed>) = ? [pid 3383] <... exit_group resumed>) = ? [pid 3384] +++ exited with 0 +++ [pid 3385] +++ exited with 0 +++ [pid 3383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3386 ./strace-static-x86_64: Process 3386 attached [pid 3386] set_robust_list(0x555574f366a0, 24) = 0 [pid 3386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3386] setpgid(0, 0) = 0 [pid 3386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3386] write(3, "1000", 4) = 4 [pid 3386] close(3) = 0 executing program [pid 3386] write(1, "executing program\n", 18) = 18 [pid 3386] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3386] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3386] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3387 attached [pid 3387] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3387] rt_sigprocmask(SIG_SETMASK, [], [pid 3386] <... clone3 resumed> => {parent_tid=[3387]}, 88) = 3387 [pid 3387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3387] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3386] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3387] <... futex resumed>) = 0 [pid 3387] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3386] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3387] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3386] <... futex resumed>) = 0 [pid 3387] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3386] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3386] <... futex resumed>) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3386] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3387] <... sendmsg resumed>) = 0 [pid 3386] <... mmap resumed>) = 0x7f177f52a000 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3386] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3387] <... sendmsg resumed>) = 0 [pid 3386] <... mprotect resumed>) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3387] <... sendmsg resumed>) = 0 [pid 3386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3386] <... clone3 resumed> => {parent_tid=[3388]}, 88) = 3388 [pid 3387] <... sendmsg resumed>) = 0 [pid 3386] rt_sigprocmask(SIG_SETMASK, [], [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3386] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3386] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3386] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3387] <... sendmsg resumed>) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3388 attached [pid 3388] set_robust_list(0x7f177f54a9a0, 24 [pid 3387] <... sendmsg resumed>) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3388] <... set_robust_list resumed>) = 0 [pid 3387] <... sendmsg resumed>) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3388] rt_sigprocmask(SIG_SETMASK, [], [pid 3387] <... sendmsg resumed>) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3387] <... sendmsg resumed>) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3387] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3388] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3387] <... futex resumed>) = 0 [pid 3387] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3388] <... setsockopt resumed>) = 0 [pid 3388] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3386] <... futex resumed>) = 0 [pid 3386] exit_group(0) = ? [pid 3388] +++ exited with 0 +++ [pid 3387] <... futex resumed>) = ? [pid 3387] +++ exited with 0 +++ [pid 3386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3389 ./strace-static-x86_64: Process 3389 attached [pid 3389] set_robust_list(0x555574f366a0, 24) = 0 [pid 3389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3389] setpgid(0, 0) = 0 [pid 3389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3389] write(3, "1000", 4) = 4 [pid 3389] close(3) = 0 [pid 3389] write(1, "executing program\n", 18executing program ) = 18 [pid 3389] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3389] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3389] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3389] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3389] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3390 attached [pid 3390] set_robust_list(0x7f177f56b9a0, 24 [pid 3389] <... clone3 resumed> => {parent_tid=[3390]}, 88) = 3390 [pid 3390] <... set_robust_list resumed>) = 0 [pid 3389] rt_sigprocmask(SIG_SETMASK, [], [pid 3390] rt_sigprocmask(SIG_SETMASK, [], [pid 3389] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3390] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3389] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3390] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3389] <... futex resumed>) = 0 [pid 3389] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3390] <... socketpair resumed>[3, 4]) = 0 [pid 3390] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3389] <... futex resumed>) = 0 [pid 3389] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3389] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3389] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3389] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3389] <... clone3 resumed> => {parent_tid=[3391]}, 88) = 3391 [pid 3389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3389] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3389] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3390] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3391 attached [pid 3391] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3391] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3391] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3391] <... setsockopt resumed>) = 0 [pid 3391] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3389] <... futex resumed>) = 0 [pid 3390] <... sendmsg resumed>) = 0 [pid 3391] <... futex resumed>) = 1 [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3391] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3390] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3390] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3389] exit_group(0) = ? [pid 3391] <... futex resumed>) = ? [pid 3391] +++ exited with 0 +++ [pid 3390] +++ exited with 0 +++ [pid 3389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3392 ./strace-static-x86_64: Process 3392 attached [pid 3392] set_robust_list(0x555574f366a0, 24) = 0 [pid 3392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3392] setpgid(0, 0) = 0 [pid 3392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3392] write(3, "1000", 4) = 4 [pid 3392] close(3) = 0 executing program [pid 3392] write(1, "executing program\n", 18) = 18 [pid 3392] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3392] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3393 attached => {parent_tid=[3393]}, 88) = 3393 [pid 3392] rt_sigprocmask(SIG_SETMASK, [], [pid 3393] set_robust_list(0x7f177f56b9a0, 24 [pid 3392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3392] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3393] <... set_robust_list resumed>) = 0 [pid 3393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3393] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3393] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3392] <... futex resumed>) = 0 [pid 3392] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3392] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3392] <... clone3 resumed> => {parent_tid=[3394]}, 88) = 3394 [pid 3392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3392] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3392] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3394 attached [pid 3394] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3394] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3394] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3392] <... futex resumed>) = 0 [pid 3394] <... futex resumed>) = 1 [pid 3394] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3393] <... sendmsg resumed>) = 0 [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3393] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3393] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3392] exit_group(0) = ? [pid 3394] <... futex resumed>) = ? [pid 3393] <... futex resumed>) = ? [pid 3394] +++ exited with 0 +++ [pid 3393] +++ exited with 0 +++ [pid 3392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3392, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3395 ./strace-static-x86_64: Process 3395 attached [pid 3395] set_robust_list(0x555574f366a0, 24) = 0 [pid 3395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3395] setpgid(0, 0) = 0 [pid 3395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3395] write(3, "1000", 4) = 4 [pid 3395] close(3) = 0 executing program [pid 3395] write(1, "executing program\n", 18) = 18 [pid 3395] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3395] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3396]}, 88) = 3396 [pid 3395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3395] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3396 attached [pid 3396] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3396] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3396] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3395] <... futex resumed>) = 0 [pid 3395] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3395] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3396] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3397 attached [pid 3395] <... clone3 resumed> => {parent_tid=[3397]}, 88) = 3397 [pid 3395] rt_sigprocmask(SIG_SETMASK, [], [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3395] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3395] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3397] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3397] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3397] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3395] <... futex resumed>) = 0 [pid 3397] <... futex resumed>) = 1 [pid 3397] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3396] <... sendmsg resumed>) = 0 [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3396] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3396] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3395] exit_group(0 [pid 3396] <... futex resumed>) = ? [pid 3395] <... exit_group resumed>) = ? [pid 3396] +++ exited with 0 +++ [pid 3397] <... futex resumed>) = ? [pid 3397] +++ exited with 0 +++ [pid 3395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3398 ./strace-static-x86_64: Process 3398 attached [pid 3398] set_robust_list(0x555574f366a0, 24) = 0 [pid 3398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3398] setpgid(0, 0) = 0 [pid 3398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3398] write(3, "1000", 4) = 4 [pid 3398] close(3) = 0 executing program [pid 3398] write(1, "executing program\n", 18) = 18 [pid 3398] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3398] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3398] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3399 attached [pid 3399] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3399] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3398] <... clone3 resumed> => {parent_tid=[3399]}, 88) = 3399 [pid 3398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3398] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3399] <... futex resumed>) = 0 [pid 3399] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3398] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3399] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3399] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3398] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3399] <... futex resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3399] <... sendmsg resumed>) = 0 [pid 3398] <... mmap resumed>) = 0x7f177f52a000 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3399] <... sendmsg resumed>) = 0 [pid 3398] <... mprotect resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3399] <... sendmsg resumed>) = 0 [pid 3398] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3399] <... sendmsg resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] <... clone3 resumed> => {parent_tid=[3400]}, 88) = 3400 [pid 3398] rt_sigprocmask(SIG_SETMASK, [], [pid 3399] <... sendmsg resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3398] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3399] <... sendmsg resumed>) = 0 [pid 3398] <... futex resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3398] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3399] <... sendmsg resumed>) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3399] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3399] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3400 attached [pid 3400] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3400] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3400] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3398] <... futex resumed>) = 0 [pid 3400] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3398] exit_group(0) = ? [pid 3399] <... futex resumed>) = ? [pid 3399] +++ exited with 0 +++ [pid 3400] <... futex resumed>) = ? [pid 3400] +++ exited with 0 +++ [pid 3398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3401 ./strace-static-x86_64: Process 3401 attached [pid 3401] set_robust_list(0x555574f366a0, 24) = 0 [pid 3401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3401] setpgid(0, 0) = 0 [pid 3401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3401] write(3, "1000", 4) = 4 [pid 3401] close(3) = 0 executing program [pid 3401] write(1, "executing program\n", 18) = 18 [pid 3401] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3401] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3401] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3402 attached => {parent_tid=[3402]}, 88) = 3402 [pid 3402] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3402] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3401] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3402] <... futex resumed>) = 0 [pid 3401] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3402] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3402] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3401] <... futex resumed>) = 0 [pid 3401] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3401] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3401] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3401] <... clone3 resumed> => {parent_tid=[3403]}, 88) = 3403 [pid 3401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3401] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3401] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3403 attached [pid 3403] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3403] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3403] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3401] <... futex resumed>) = 0 [pid 3403] <... futex resumed>) = 1 [pid 3403] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3402] <... sendmsg resumed>) = 0 [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3402] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3402] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3401] exit_group(0 [pid 3402] <... futex resumed>) = ? [pid 3401] <... exit_group resumed>) = ? [pid 3402] +++ exited with 0 +++ [pid 3403] <... futex resumed>) = ? [pid 3403] +++ exited with 0 +++ [pid 3401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3401, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3404 ./strace-static-x86_64: Process 3404 attached [pid 3404] set_robust_list(0x555574f366a0, 24) = 0 [pid 3404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3404] setpgid(0, 0) = 0 [pid 3404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3404] write(3, "1000", 4) = 4 [pid 3404] close(3) = 0 [pid 3404] write(1, "executing program\n", 18executing program ) = 18 [pid 3404] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3404] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3404] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3405 attached => {parent_tid=[3405]}, 88) = 3405 [pid 3405] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3405] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3404] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3405] <... futex resumed>) = 0 [pid 3405] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3404] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3405] <... socketpair resumed>[3, 4]) = 0 [pid 3405] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3405] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3404] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3405] <... futex resumed>) = 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3404] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3404] <... futex resumed>) = 0 [pid 3405] <... sendmsg resumed>) = 0 [pid 3404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3404] <... mmap resumed>) = 0x7f177f52a000 [pid 3404] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3405] <... sendmsg resumed>) = 0 [pid 3404] <... mprotect resumed>) = 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3404] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3405] <... sendmsg resumed>) = 0 [pid 3404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3405] <... sendmsg resumed>) = 0 [pid 3404] <... clone3 resumed> => {parent_tid=[3406]}, 88) = 3406 ./strace-static-x86_64: Process 3406 attached [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3404] rt_sigprocmask(SIG_SETMASK, [], [pid 3406] set_robust_list(0x7f177f54a9a0, 24 [pid 3404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3405] <... sendmsg resumed>) = 0 [pid 3404] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3406] <... set_robust_list resumed>) = 0 [pid 3404] <... futex resumed>) = 0 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3404] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3406] rt_sigprocmask(SIG_SETMASK, [], [pid 3405] <... sendmsg resumed>) = 0 [pid 3406] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3406] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3406] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3406] <... futex resumed>) = 1 [pid 3404] <... futex resumed>) = 0 [pid 3405] <... sendmsg resumed>) = 0 [pid 3406] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3405] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3405] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3404] exit_group(0 [pid 3405] <... futex resumed>) = ? [pid 3404] <... exit_group resumed>) = ? [pid 3405] +++ exited with 0 +++ [pid 3406] <... futex resumed>) = ? [pid 3406] +++ exited with 0 +++ [pid 3404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3407 attached , child_tidptr=0x555574f36690) = 3407 [pid 3407] set_robust_list(0x555574f366a0, 24) = 0 [pid 3407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3407] setpgid(0, 0) = 0 [pid 3407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3407] write(3, "1000", 4) = 4 [pid 3407] close(3) = 0 executing program [pid 3407] write(1, "executing program\n", 18) = 18 [pid 3407] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3407] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3407] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3408 attached => {parent_tid=[3408]}, 88) = 3408 [pid 3408] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3408] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3407] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3408] <... futex resumed>) = 0 [pid 3408] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3407] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3408] <... socketpair resumed>[3, 4]) = 0 [pid 3408] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3407] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3407] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3408] <... futex resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3407] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] <... futex resumed>) = 0 [pid 3407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3408] <... sendmsg resumed>) = 0 [pid 3407] <... mmap resumed>) = 0x7f177f52a000 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3408] <... sendmsg resumed>) = 0 [pid 3407] <... mprotect resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3408] <... sendmsg resumed>) = 0 [pid 3407] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3408] <... sendmsg resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] <... clone3 resumed> => {parent_tid=[3409]}, 88) = 3409 [pid 3407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3408] <... sendmsg resumed>) = 0 [pid 3407] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3407] <... futex resumed>) = 0 [pid 3408] <... sendmsg resumed>) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3407] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3409 attached [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3408] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3408] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3409] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3409] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3409] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3407] <... futex resumed>) = 0 [pid 3409] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3407] exit_group(0) = ? [pid 3408] <... futex resumed>) = ? [pid 3408] +++ exited with 0 +++ [pid 3409] <... futex resumed>) = ? [pid 3409] +++ exited with 0 +++ [pid 3407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3410 attached , child_tidptr=0x555574f36690) = 3410 [pid 3410] set_robust_list(0x555574f366a0, 24) = 0 [pid 3410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3410] setpgid(0, 0) = 0 [pid 3410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3410] write(3, "1000", 4) = 4 [pid 3410] close(3executing program ) = 0 [pid 3410] write(1, "executing program\n", 18) = 18 [pid 3410] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3410] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3410] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3410] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3411 attached [pid 3411] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3411] rt_sigprocmask(SIG_SETMASK, [], [pid 3410] <... clone3 resumed> => {parent_tid=[3411]}, 88) = 3411 [pid 3411] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3410] rt_sigprocmask(SIG_SETMASK, [], [pid 3411] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3410] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3411] <... futex resumed>) = 0 [pid 3411] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3410] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3411] <... socketpair resumed>[3, 4]) = 0 [pid 3411] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3411] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3410] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3410] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3411] <... futex resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3410] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3410] <... futex resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3410] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3411] <... sendmsg resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3410] <... mprotect resumed>) = 0 [pid 3410] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3411] <... sendmsg resumed>) = 0 [pid 3410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3410] <... clone3 resumed> => {parent_tid=[3412]}, 88) = 3412 [pid 3411] <... sendmsg resumed>) = 0 [pid 3410] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 3412 attached NULL, 8) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3410] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3410] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3411] <... sendmsg resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3412] set_robust_list(0x7f177f54a9a0, 24 [pid 3411] <... sendmsg resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3412] <... set_robust_list resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3411] <... sendmsg resumed>) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3412] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3411] <... sendmsg resumed>) = 0 [pid 3412] <... setsockopt resumed>) = 0 [pid 3412] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3412] <... futex resumed>) = 1 [pid 3410] <... futex resumed>) = 0 [pid 3411] <... sendmsg resumed>) = 0 [pid 3412] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3411] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3410] exit_group(0) = ? [pid 3412] <... futex resumed>) = ? [pid 3412] +++ exited with 0 +++ [pid 3411] +++ exited with 0 +++ [pid 3410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3413 ./strace-static-x86_64: Process 3413 attached [pid 3413] set_robust_list(0x555574f366a0, 24) = 0 [pid 3413] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3413] setpgid(0, 0) = 0 [pid 3413] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3413] write(3, "1000", 4) = 4 [pid 3413] close(3) = 0 executing program [pid 3413] write(1, "executing program\n", 18) = 18 [pid 3413] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3413] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3413] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3413] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3414 attached => {parent_tid=[3414]}, 88) = 3414 [pid 3414] set_robust_list(0x7f177f56b9a0, 24 [pid 3413] rt_sigprocmask(SIG_SETMASK, [], [pid 3414] <... set_robust_list resumed>) = 0 [pid 3414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3414] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3413] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3414] <... futex resumed>) = 0 [pid 3414] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3413] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3414] <... socketpair resumed>[3, 4]) = 0 [pid 3414] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3413] <... futex resumed>) = 0 [pid 3413] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3413] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3413] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3413] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3413] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3414] <... sendmsg resumed>) = 0 [pid 3413] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3413] <... clone3 resumed> => {parent_tid=[3415]}, 88) = 3415 [pid 3413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3413] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3413] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3415 attached [pid 3415] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3415] rt_sigprocmask(SIG_SETMASK, [], [pid 3414] <... sendmsg resumed>) = 0 [pid 3415] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3415] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3414] <... sendmsg resumed>) = 0 [pid 3415] <... setsockopt resumed>) = 0 [pid 3415] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3413] <... futex resumed>) = 0 [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3415] <... futex resumed>) = 1 [pid 3415] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3414] <... sendmsg resumed>) = 0 [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3414] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3414] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3413] exit_group(0 [pid 3414] <... futex resumed>) = ? [pid 3413] <... exit_group resumed>) = ? [pid 3414] +++ exited with 0 +++ [pid 3415] <... futex resumed>) = ? [pid 3415] +++ exited with 0 +++ [pid 3413] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3413, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3416 attached , child_tidptr=0x555574f36690) = 3416 [pid 3416] set_robust_list(0x555574f366a0, 24) = 0 [pid 3416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3416] setpgid(0, 0) = 0 [pid 3416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3416] write(3, "1000", 4) = 4 [pid 3416] close(3) = 0 executing program [pid 3416] write(1, "executing program\n", 18) = 18 [pid 3416] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3416] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3416] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3416] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3416] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3417 attached => {parent_tid=[3417]}, 88) = 3417 [pid 3417] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3417] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3416] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3417] <... futex resumed>) = 0 [pid 3416] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3417] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3417] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3416] <... futex resumed>) = 0 [pid 3416] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3416] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3416] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3416] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3416] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3416] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3418]}, 88) = 3418 [pid 3416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3416] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3416] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3418 attached [pid 3418] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3418] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3418] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3418] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3416] <... futex resumed>) = 0 [pid 3418] <... futex resumed>) = 1 [pid 3418] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3417] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3417] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3416] exit_group(0 [pid 3417] <... futex resumed>) = ? [pid 3416] <... exit_group resumed>) = ? [pid 3417] +++ exited with 0 +++ [pid 3418] <... futex resumed>) = ? [pid 3418] +++ exited with 0 +++ [pid 3416] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3416, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3419 ./strace-static-x86_64: Process 3419 attached [pid 3419] set_robust_list(0x555574f366a0, 24) = 0 [pid 3419] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3419] setpgid(0, 0) = 0 [pid 3419] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3419] write(3, "1000", 4) = 4 [pid 3419] close(3) = 0 [pid 3419] write(1, "executing program\n", 18executing program ) = 18 [pid 3419] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3419] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3419] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3419] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3420 attached => {parent_tid=[3420]}, 88) = 3420 [pid 3420] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3420] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3419] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3420] <... futex resumed>) = 0 [pid 3420] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3419] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3420] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3419] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3419] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3419] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3419] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3419] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3419] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3419] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3421]}, 88) = 3421 ./strace-static-x86_64: Process 3421 attached [pid 3420] <... futex resumed>) = 0 [pid 3419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3419] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3419] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3421] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3421] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3421] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3419] <... futex resumed>) = 0 [pid 3421] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3420] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3420] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3419] exit_group(0 [pid 3420] <... futex resumed>) = ? [pid 3420] +++ exited with 0 +++ [pid 3419] <... exit_group resumed>) = ? [pid 3421] <... futex resumed>) = ? [pid 3421] +++ exited with 0 +++ [pid 3419] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3419, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3422 ./strace-static-x86_64: Process 3422 attached [pid 3422] set_robust_list(0x555574f366a0, 24) = 0 [pid 3422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3422] setpgid(0, 0) = 0 [pid 3422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3422] write(3, "1000", 4) = 4 [pid 3422] close(3) = 0 [pid 3422] write(1, "executing program\n", 18executing program ) = 18 [pid 3422] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3422] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3422] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3422] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3422] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3423]}, 88) = 3423 [pid 3422] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3422] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3422] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3423 attached [pid 3423] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3423] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3423] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3422] <... futex resumed>) = 0 [pid 3422] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3422] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3422] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3422] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3422] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3423] <... futex resumed>) = 1 [pid 3422] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3422] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3423] <... sendmsg resumed>) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3422] <... clone3 resumed> => {parent_tid=[3424]}, 88) = 3424 [pid 3422] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3423] <... sendmsg resumed>) = 0 [pid 3422] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3422] <... futex resumed>) = 0 [pid 3422] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3423] <... sendmsg resumed>) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3423] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3423] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3424 attached [pid 3424] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3424] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3424] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3424] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3422] <... futex resumed>) = 0 [pid 3424] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3422] exit_group(0) = ? [pid 3423] <... futex resumed>) = ? [pid 3423] +++ exited with 0 +++ [pid 3424] <... futex resumed>) = ? [pid 3424] +++ exited with 0 +++ [pid 3422] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3422, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3425 ./strace-static-x86_64: Process 3425 attached [pid 3425] set_robust_list(0x555574f366a0, 24) = 0 [pid 3425] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3425] setpgid(0, 0) = 0 [pid 3425] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3425] write(3, "1000", 4) = 4 [pid 3425] close(3) = 0 [pid 3425] write(1, "executing program\n", 18executing program ) = 18 [pid 3425] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3425] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3425] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3425] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3425] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3426 attached => {parent_tid=[3426]}, 88) = 3426 [pid 3425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3425] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3425] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3426] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3426] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3426] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3426] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3425] <... futex resumed>) = 0 [pid 3425] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3426] <... futex resumed>) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3425] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3426] <... sendmsg resumed>) = 0 [pid 3425] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3425] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3425] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3425] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3425] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3425] <... clone3 resumed> => {parent_tid=[3427]}, 88) = 3427 [pid 3425] rt_sigprocmask(SIG_SETMASK, [], [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3425] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3426] <... sendmsg resumed>) = 0 [pid 3425] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3425] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3426] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3426] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3427 attached [pid 3427] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3427] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3427] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3425] <... futex resumed>) = 0 [pid 3425] exit_group(0) = ? [pid 3426] <... futex resumed>) = ? [pid 3426] +++ exited with 0 +++ [pid 3427] <... futex resumed>) = ? [pid 3427] +++ exited with 0 +++ [pid 3425] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3425, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3428 ./strace-static-x86_64: Process 3428 attached [pid 3428] set_robust_list(0x555574f366a0, 24) = 0 [pid 3428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3428] setpgid(0, 0) = 0 [pid 3428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3428] write(3, "1000", 4) = 4 [pid 3428] close(3) = 0 [pid 3428] write(1, "executing program\n", 18executing program ) = 18 [pid 3428] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3428] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3428] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3428] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3429 attached => {parent_tid=[3429]}, 88) = 3429 [pid 3429] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3429] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3428] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3429] <... futex resumed>) = 0 [pid 3429] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3428] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3429] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3429] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3428] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3428] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3429] <... futex resumed>) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3428] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3429] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3429] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3428] <... futex resumed>) = 0 [pid 3428] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3428] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3428] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3428] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3430]}, 88) = 3430 [pid 3428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3428] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3428] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3430 attached [pid 3430] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3430] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3430] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3428] <... futex resumed>) = 0 [pid 3428] exit_group(0) = ? [pid 3429] <... futex resumed>) = ? [pid 3429] +++ exited with 0 +++ [pid 3430] +++ exited with 0 +++ [pid 3428] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3428, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3431 attached [pid 3431] set_robust_list(0x555574f366a0, 24) = 0 [pid 3431] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 483] <... clone resumed>, child_tidptr=0x555574f36690) = 3431 [pid 3431] setpgid(0, 0) = 0 [pid 3431] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3431] write(3, "1000", 4) = 4 [pid 3431] close(3) = 0 [pid 3431] write(1, "executing program\n", 18executing program ) = 18 [pid 3431] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3431] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3431] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3431] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3431] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3431] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3432 attached [pid 3432] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3432] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3431] <... clone3 resumed> => {parent_tid=[3432]}, 88) = 3432 [pid 3431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3431] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3432] <... futex resumed>) = 0 [pid 3432] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3431] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3432] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3431] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3432] <... futex resumed>) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3431] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3431] <... futex resumed>) = 0 [pid 3432] <... sendmsg resumed>) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3431] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3432] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3432] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3431] <... mmap resumed>) = 0x7f177f52a000 [pid 3431] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3431] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3431] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3433 attached [pid 3433] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3433] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3431] <... clone3 resumed> => {parent_tid=[3433]}, 88) = 3433 [pid 3431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3431] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3433] <... futex resumed>) = 0 [pid 3431] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3433] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3433] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3431] <... futex resumed>) = 0 [pid 3433] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3431] exit_group(0) = ? [pid 3432] <... futex resumed>) = ? [pid 3432] +++ exited with 0 +++ [pid 3433] <... futex resumed>) = ? [pid 3433] +++ exited with 0 +++ [pid 3431] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3431, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3434 ./strace-static-x86_64: Process 3434 attached [pid 3434] set_robust_list(0x555574f366a0, 24) = 0 [pid 3434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3434] setpgid(0, 0) = 0 [pid 3434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3434] write(3, "1000", 4) = 4 [pid 3434] close(3) = 0 [pid 3434] write(1, "executing program\n", 18executing program ) = 18 [pid 3434] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3434] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3434] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3434] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3435 attached => {parent_tid=[3435]}, 88) = 3435 [pid 3434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3434] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3434] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3435] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3435] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3435] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3434] <... futex resumed>) = 0 [pid 3434] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3434] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3434] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3434] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3434] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3434] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3434] <... clone3 resumed> => {parent_tid=[3436]}, 88) = 3436 [pid 3434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3435] <... sendmsg resumed>) = 0 [pid 3434] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3434] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3436 attached [pid 3436] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3436] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3436] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3434] <... futex resumed>) = 0 [pid 3436] <... futex resumed>) = 1 [pid 3436] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3435] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3435] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3434] exit_group(0 [pid 3435] <... futex resumed>) = ? [pid 3434] <... exit_group resumed>) = ? [pid 3435] +++ exited with 0 +++ [pid 3436] <... futex resumed>) = ? [pid 3436] +++ exited with 0 +++ [pid 3434] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3434, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3437 ./strace-static-x86_64: Process 3437 attached [pid 3437] set_robust_list(0x555574f366a0, 24) = 0 [pid 3437] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3437] setpgid(0, 0) = 0 [pid 3437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3437] write(3, "1000", 4) = 4 [pid 3437] close(3) = 0 [pid 3437] write(1, "executing program\n", 18executing program ) = 18 [pid 3437] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3437] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3437] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3437] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3438 attached [pid 3438] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3438] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3437] <... clone3 resumed> => {parent_tid=[3438]}, 88) = 3438 [pid 3437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3437] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3438] <... futex resumed>) = 0 [pid 3438] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3438] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3437] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3437] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3438] <... futex resumed>) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3438] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3438] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3437] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3438] <... futex resumed>) = 0 [pid 3437] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3438] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3438] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3437] <... futex resumed>) = 0 [pid 3438] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3437] exit_group(0) = ? [pid 3438] <... futex resumed>) = ? [pid 3438] +++ exited with 0 +++ [pid 3437] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3437, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3440 attached , child_tidptr=0x555574f36690) = 3440 [pid 3440] set_robust_list(0x555574f366a0, 24) = 0 [pid 3440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3440] setpgid(0, 0) = 0 [pid 3440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3440] write(3, "1000", 4) = 4 [pid 3440] close(3) = 0 [pid 3440] write(1, "executing program\n", 18executing program ) = 18 [pid 3440] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3440] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3440] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3440] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3440] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3440] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3440] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3441 attached => {parent_tid=[3441]}, 88) = 3441 [pid 3441] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3441] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3440] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3441] <... futex resumed>) = 0 [pid 3441] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3441] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3441] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3440] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3440] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3441] <... futex resumed>) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3441] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3441] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3440] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3440] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3441] <... futex resumed>) = 0 [pid 3441] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3441] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3441] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3440] <... futex resumed>) = 0 [pid 3440] exit_group(0) = ? [pid 3441] <... futex resumed>) = ? [pid 3441] +++ exited with 0 +++ [pid 3440] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3440, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3442 ./strace-static-x86_64: Process 3442 attached [pid 3442] set_robust_list(0x555574f366a0, 24) = 0 [pid 3442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3442] setpgid(0, 0) = 0 [pid 3442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3442] write(3, "1000", 4) = 4 [pid 3442] close(3) = 0 [pid 3442] write(1, "executing program\n", 18executing program ) = 18 [pid 3442] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3442] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3442] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3442] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3442] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3443 attached => {parent_tid=[3443]}, 88) = 3443 [pid 3443] set_robust_list(0x7f177f56b9a0, 24 [pid 3442] rt_sigprocmask(SIG_SETMASK, [], [pid 3443] <... set_robust_list resumed>) = 0 [pid 3442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3443] rt_sigprocmask(SIG_SETMASK, [], [pid 3442] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3442] <... futex resumed>) = 0 [pid 3443] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3442] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3443] <... socketpair resumed>[3, 4]) = 0 [pid 3443] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3442] <... futex resumed>) = 0 [pid 3443] <... futex resumed>) = 1 [pid 3442] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3442] <... futex resumed>) = 0 [pid 3442] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3443] <... sendmsg resumed>) = 0 [pid 3442] <... futex resumed>) = 0 [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3442] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3443] <... sendmsg resumed>) = 0 [pid 3442] <... mmap resumed>) = 0x7f177f52a000 [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3442] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3443] <... sendmsg resumed>) = 0 [pid 3442] <... mprotect resumed>) = 0 [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3442] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3443] <... sendmsg resumed>) = 0 [pid 3442] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3442] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3443] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3444 attached [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3442] <... clone3 resumed> => {parent_tid=[3444]}, 88) = 3444 [pid 3444] set_robust_list(0x7f177f54a9a0, 24 [pid 3442] rt_sigprocmask(SIG_SETMASK, [], [pid 3443] <... sendmsg resumed>) = 0 [pid 3442] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3444] <... set_robust_list resumed>) = 0 [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3442] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3444] rt_sigprocmask(SIG_SETMASK, [], [pid 3442] <... futex resumed>) = 0 [pid 3443] <... sendmsg resumed>) = 0 [pid 3442] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3444] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3444] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3442] <... futex resumed>) = 0 [pid 3444] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3443] <... sendmsg resumed>) = 0 [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3443] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3443] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3442] exit_group(0 [pid 3443] <... futex resumed>) = ? [pid 3442] <... exit_group resumed>) = ? [pid 3444] <... futex resumed>) = ? [pid 3443] +++ exited with 0 +++ [pid 3444] +++ exited with 0 +++ [pid 3442] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3442, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3445 ./strace-static-x86_64: Process 3445 attached [pid 3445] set_robust_list(0x555574f366a0, 24) = 0 [pid 3445] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3445] setpgid(0, 0) = 0 [pid 3445] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3445] write(3, "1000", 4) = 4 [pid 3445] close(3) = 0 [pid 3445] write(1, "executing program\n", 18executing program ) = 18 [pid 3445] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3445] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3445] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3445] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3445] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3446 attached => {parent_tid=[3446]}, 88) = 3446 [pid 3446] set_robust_list(0x7f177f56b9a0, 24 [pid 3445] rt_sigprocmask(SIG_SETMASK, [], [pid 3446] <... set_robust_list resumed>) = 0 [pid 3445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3446] rt_sigprocmask(SIG_SETMASK, [], [pid 3445] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3446] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3445] <... futex resumed>) = 0 [pid 3446] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3445] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3446] <... socketpair resumed>[3, 4]) = 0 [pid 3446] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3445] <... futex resumed>) = 0 [pid 3445] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3445] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3445] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3445] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3445] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3445] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3447]}, 88) = 3447 [pid 3445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3445] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3445] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3447 attached [pid 3447] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3447] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3447] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3445] <... futex resumed>) = 0 [pid 3447] <... futex resumed>) = 1 [pid 3447] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3446] <... sendmsg resumed>) = 0 [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3446] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3446] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3445] exit_group(0 [pid 3446] <... futex resumed>) = ? [pid 3445] <... exit_group resumed>) = ? [pid 3446] +++ exited with 0 +++ [pid 3447] <... futex resumed>) = ? [pid 3447] +++ exited with 0 +++ [pid 3445] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3445, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3448 ./strace-static-x86_64: Process 3448 attached [pid 3448] set_robust_list(0x555574f366a0, 24) = 0 [pid 3448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3448] setpgid(0, 0) = 0 [pid 3448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3448] write(3, "1000", 4) = 4 [pid 3448] close(3) = 0 executing program [pid 3448] write(1, "executing program\n", 18) = 18 [pid 3448] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3448] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3448] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3448] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3449]}, 88) = 3449 [pid 3448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3448] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3448] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3449 attached [pid 3449] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3449] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3449] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3449] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3448] <... futex resumed>) = 0 [pid 3449] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3448] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3449] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3448] <... futex resumed>) = 0 [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3448] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3449] <... sendmsg resumed>) = 0 [pid 3448] <... futex resumed>) = 0 [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3448] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3449] <... sendmsg resumed>) = 0 [pid 3448] <... mmap resumed>) = 0x7f177f52a000 [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3448] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3449] <... sendmsg resumed>) = 0 [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3448] <... mprotect resumed>) = 0 [pid 3448] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3448] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3450 attached [pid 3449] <... sendmsg resumed>) = 0 [pid 3448] <... clone3 resumed> => {parent_tid=[3450]}, 88) = 3450 [pid 3448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3448] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3448] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3450] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3450] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3450] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3448] <... futex resumed>) = 0 [pid 3450] <... futex resumed>) = 1 [pid 3450] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3449] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3449] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3448] exit_group(0 [pid 3449] <... futex resumed>) = ? [pid 3448] <... exit_group resumed>) = ? [pid 3449] +++ exited with 0 +++ [pid 3450] <... futex resumed>) = ? [pid 3450] +++ exited with 0 +++ [pid 3448] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3448, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3451 ./strace-static-x86_64: Process 3451 attached [pid 3451] set_robust_list(0x555574f366a0, 24) = 0 [pid 3451] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3451] setpgid(0, 0) = 0 [pid 3451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3451] write(3, "1000", 4) = 4 [pid 3451] close(3) = 0 [pid 3451] write(1, "executing program\n", 18executing program ) = 18 [pid 3451] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3451] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3451] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3451] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3452 attached => {parent_tid=[3452]}, 88) = 3452 [pid 3452] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3452] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3452] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3451] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3452] <... futex resumed>) = 0 [pid 3452] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3451] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3452] <... socketpair resumed>[3, 4]) = 0 [pid 3452] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3452] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3451] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3452] <... futex resumed>) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3451] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3452] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3452] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3451] <... futex resumed>) = 0 [pid 3451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3451] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3451] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3453 attached => {parent_tid=[3453]}, 88) = 3453 [pid 3453] set_robust_list(0x7f177f54a9a0, 24 [pid 3451] rt_sigprocmask(SIG_SETMASK, [], [pid 3453] <... set_robust_list resumed>) = 0 [pid 3451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3453] rt_sigprocmask(SIG_SETMASK, [], [pid 3451] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3453] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3451] <... futex resumed>) = 0 [pid 3453] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3451] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3453] <... futex resumed>) = 0 [pid 3451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3453] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3451] exit_group(0) = ? [pid 3452] <... futex resumed>) = ? [pid 3452] +++ exited with 0 +++ [pid 3453] <... futex resumed>) = ? [pid 3453] +++ exited with 0 +++ [pid 3451] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3451, si_uid=0, si_status=0, 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 3454 attached , child_tidptr=0x555574f36690) = 3454 [pid 3454] set_robust_list(0x555574f366a0, 24) = 0 [pid 3454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3454] setpgid(0, 0) = 0 [pid 3454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3454] write(3, "1000", 4) = 4 [pid 3454] close(3) = 0 [pid 3454] write(1, "executing program\n", 18executing program ) = 18 [pid 3454] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3454] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3454] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3454] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3455 attached [pid 3455] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3455] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3454] <... clone3 resumed> => {parent_tid=[3455]}, 88) = 3455 [pid 3454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3454] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3455] <... futex resumed>) = 0 [pid 3455] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3454] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3455] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3454] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3454] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3455] <... futex resumed>) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3454] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3455] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3455] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3454] <... futex resumed>) = 0 [pid 3454] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3454] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3454] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3454] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3456]}, 88) = 3456 ./strace-static-x86_64: Process 3456 attached [pid 3454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3454] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3454] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3456] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3456] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3456] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3454] <... futex resumed>) = 0 [pid 3454] exit_group(0) = ? [pid 3455] <... futex resumed>) = ? [pid 3455] +++ exited with 0 +++ [pid 3456] +++ exited with 0 +++ [pid 3454] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3454, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3457 ./strace-static-x86_64: Process 3457 attached [pid 3457] set_robust_list(0x555574f366a0, 24) = 0 [pid 3457] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3457] setpgid(0, 0) = 0 [pid 3457] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3457] write(3, "1000", 4) = 4 [pid 3457] close(3) = 0 [pid 3457] write(1, "executing program\n", 18executing program ) = 18 [pid 3457] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3457] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3457] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3457] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3457] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3458 attached => {parent_tid=[3458]}, 88) = 3458 [pid 3457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3457] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3457] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3458] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3458] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3458] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3457] <... futex resumed>) = 0 [pid 3457] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3457] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3457] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3457] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3457] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3457] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3459]}, 88) = 3459 [pid 3457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3457] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3457] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3458] <... futex resumed>) = 1 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3458] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3458] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3459 attached [pid 3459] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3459] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3459] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3457] <... futex resumed>) = 0 [pid 3457] exit_group(0 [pid 3458] <... futex resumed>) = ? [pid 3457] <... exit_group resumed>) = ? [pid 3458] +++ exited with 0 +++ [pid 3459] <... futex resumed>) = ? [pid 3459] +++ exited with 0 +++ [pid 3457] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3457, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3460 ./strace-static-x86_64: Process 3460 attached [pid 3460] set_robust_list(0x555574f366a0, 24) = 0 [pid 3460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3460] setpgid(0, 0) = 0 [pid 3460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3460] write(3, "1000", 4) = 4 executing program [pid 3460] close(3) = 0 [pid 3460] write(1, "executing program\n", 18) = 18 [pid 3460] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3460] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3460] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3460] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3460] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3461]}, 88) = 3461 [pid 3460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3460] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3460] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3461 attached [pid 3461] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3461] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3461] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3461] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3460] <... futex resumed>) = 0 [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3460] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3460] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3460] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3460] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3460] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3460] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3462]}, 88) = 3462 [pid 3461] <... sendmsg resumed>) = 0 [pid 3460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3460] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3460] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3462 attached [pid 3462] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3462] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3462] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3460] <... futex resumed>) = 0 [pid 3462] <... futex resumed>) = 1 [pid 3462] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3461] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3461] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3460] exit_group(0) = ? [pid 3462] <... futex resumed>) = ? [pid 3461] <... futex resumed>) = ? [pid 3462] +++ exited with 0 +++ [pid 3461] +++ exited with 0 +++ [pid 3460] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3460, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3463 ./strace-static-x86_64: Process 3463 attached [pid 3463] set_robust_list(0x555574f366a0, 24) = 0 [pid 3463] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3463] setpgid(0, 0) = 0 [pid 3463] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3463] write(3, "1000", 4) = 4 [pid 3463] close(3) = 0 executing program [pid 3463] write(1, "executing program\n", 18) = 18 [pid 3463] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3463] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3463] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3463] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3463] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3464 attached => {parent_tid=[3464]}, 88) = 3464 [pid 3464] set_robust_list(0x7f177f56b9a0, 24 [pid 3463] rt_sigprocmask(SIG_SETMASK, [], [pid 3464] <... set_robust_list resumed>) = 0 [pid 3463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3464] rt_sigprocmask(SIG_SETMASK, [], [pid 3463] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3463] <... futex resumed>) = 0 [pid 3464] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3463] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3464] <... socketpair resumed>[3, 4]) = 0 [pid 3464] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3463] <... futex resumed>) = 0 [pid 3463] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3463] <... futex resumed>) = 0 [pid 3464] <... sendmsg resumed>) = 0 [pid 3463] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3463] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3463] <... mmap resumed>) = 0x7f177f52a000 [pid 3464] <... sendmsg resumed>) = 0 [pid 3463] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3463] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3463] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3463] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3464] <... sendmsg resumed>) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3463] <... clone3 resumed> => {parent_tid=[3465]}, 88) = 3465 [pid 3463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3463] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3464] <... sendmsg resumed>) = 0 [pid 3463] <... futex resumed>) = 0 [pid 3463] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3464] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3464] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3465 attached [pid 3465] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3465] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3465] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3463] <... futex resumed>) = 0 [pid 3463] exit_group(0 [pid 3464] <... futex resumed>) = ? [pid 3463] <... exit_group resumed>) = ? [pid 3464] +++ exited with 0 +++ [pid 3465] <... futex resumed>) = ? [pid 3465] +++ exited with 0 +++ [pid 3463] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3463, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3466 ./strace-static-x86_64: Process 3466 attached [pid 3466] set_robust_list(0x555574f366a0, 24) = 0 [pid 3466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3466] setpgid(0, 0) = 0 [pid 3466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3466] write(3, "1000", 4) = 4 [pid 3466] close(3) = 0 [pid 3466] write(1, "executing program\n", 18executing program ) = 18 [pid 3466] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3466] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3466] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3466] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3467]}, 88) = 3467 ./strace-static-x86_64: Process 3467 attached [pid 3467] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3467] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3466] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3467] <... futex resumed>) = 0 [pid 3466] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3467] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3467] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3466] <... futex resumed>) = 0 [pid 3466] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3466] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3466] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3466] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3466] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3466] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3468]}, 88) = 3468 [pid 3466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3466] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3466] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3468 attached [pid 3468] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3468] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3468] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3466] <... futex resumed>) = 0 [pid 3468] <... futex resumed>) = 1 [pid 3468] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3467] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3467] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3466] exit_group(0 [pid 3467] <... futex resumed>) = ? [pid 3466] <... exit_group resumed>) = ? [pid 3467] +++ exited with 0 +++ [pid 3468] <... futex resumed>) = ? [pid 3468] +++ exited with 0 +++ [pid 3466] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3466, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3469 ./strace-static-x86_64: Process 3469 attached [pid 3469] set_robust_list(0x555574f366a0, 24) = 0 [pid 3469] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3469] setpgid(0, 0) = 0 [pid 3469] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3469] write(3, "1000", 4) = 4 [pid 3469] close(3) = 0 executing program [pid 3469] write(1, "executing program\n", 18) = 18 [pid 3469] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3469] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3469] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3469] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3470 attached => {parent_tid=[3470]}, 88) = 3470 [pid 3469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3469] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3469] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3470] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3470] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3470] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3469] <... futex resumed>) = 0 [pid 3469] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3469] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3469] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3469] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3469] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3469] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3471]}, 88) = 3471 [pid 3469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3469] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3469] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3471 attached [pid 3471] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3471] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3471] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3469] <... futex resumed>) = 0 [pid 3471] <... futex resumed>) = 1 [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3471] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3470] <... sendmsg resumed>) = 0 [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3470] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3469] exit_group(0) = ? [pid 3470] <... futex resumed>) = ? [pid 3471] <... futex resumed>) = ? [pid 3470] +++ exited with 0 +++ [pid 3471] +++ exited with 0 +++ [pid 3469] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3469, si_uid=0, si_status=0, 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 3472 attached , child_tidptr=0x555574f36690) = 3472 [pid 3472] set_robust_list(0x555574f366a0, 24) = 0 [pid 3472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3472] setpgid(0, 0) = 0 [pid 3472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3472] write(3, "1000", 4) = 4 [pid 3472] close(3) = 0 [pid 3472] write(1, "executing program\n", 18executing program ) = 18 [pid 3472] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3472] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3472] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3472] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3472] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3472] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3472] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3473 attached => {parent_tid=[3473]}, 88) = 3473 [pid 3473] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3473] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3472] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3472] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3473] <... futex resumed>) = 0 [pid 3473] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3473] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3473] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3472] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3472] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3473] <... futex resumed>) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3473] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3473] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3472] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3473] <... futex resumed>) = 0 [pid 3473] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3473] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3473] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3472] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3472] exit_group(0) = ? [pid 3473] <... futex resumed>) = ? [pid 3473] +++ exited with 0 +++ [pid 3472] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3472, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3474 ./strace-static-x86_64: Process 3474 attached [pid 3474] set_robust_list(0x555574f366a0, 24) = 0 [pid 3474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3474] setpgid(0, 0) = 0 [pid 3474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3474] write(3, "1000", 4) = 4 [pid 3474] close(3) = 0 [pid 3474] write(1, "executing program\n", 18executing program ) = 18 [pid 3474] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3474] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3474] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3474] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3474] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3475]}, 88) = 3475 ./strace-static-x86_64: Process 3475 attached [pid 3475] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3475] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3474] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3475] <... futex resumed>) = 0 [pid 3475] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3474] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3475] <... socketpair resumed>[3, 4]) = 0 [pid 3475] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3475] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3474] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3475] <... futex resumed>) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3474] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3475] <... sendmsg resumed>) = 0 [pid 3474] <... futex resumed>) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3475] <... sendmsg resumed>) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3474] <... mmap resumed>) = 0x7f177f52a000 [pid 3475] <... sendmsg resumed>) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3474] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3475] <... sendmsg resumed>) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3474] <... mprotect resumed>) = 0 [pid 3475] <... sendmsg resumed>) = 0 [pid 3474] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3474] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3475] <... sendmsg resumed>) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3474] <... clone3 resumed> => {parent_tid=[3476]}, 88) = 3476 [pid 3474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3474] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3475] <... sendmsg resumed>) = 0 [pid 3474] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_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 3476 attached [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3476] set_robust_list(0x7f177f54a9a0, 24 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3476] <... set_robust_list resumed>) = 0 [pid 3476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3476] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3476] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3474] <... futex resumed>) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3476] <... futex resumed>) = 1 [pid 3476] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3475] <... sendmsg resumed>) = 0 [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3475] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3475] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3475] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3474] exit_group(0) = ? [pid 3475] <... futex resumed>) = ? [pid 3475] +++ exited with 0 +++ [pid 3476] <... futex resumed>) = ? [pid 3476] +++ exited with 0 +++ [pid 3474] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3474, si_uid=0, si_status=0, 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 3477 attached [pid 3477] set_robust_list(0x555574f366a0, 24) = 0 [pid 3477] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 483] <... clone resumed>, child_tidptr=0x555574f36690) = 3477 [pid 3477] <... prctl resumed>) = 0 [pid 3477] setpgid(0, 0) = 0 [pid 3477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3477] write(3, "1000", 4) = 4 [pid 3477] close(3) = 0 executing program [pid 3477] write(1, "executing program\n", 18) = 18 [pid 3477] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3477] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3477] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3477] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3477] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3478]}, 88) = 3478 [pid 3477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3477] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3477] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3478 attached [pid 3478] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3478] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3478] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3477] <... futex resumed>) = 0 [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3477] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3477] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3477] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3477] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3479 attached [pid 3478] <... sendmsg resumed>) = 0 [pid 3477] <... clone3 resumed> => {parent_tid=[3479]}, 88) = 3479 [pid 3477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3477] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3477] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3479] set_robust_list(0x7f177f54a9a0, 24 [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] <... set_robust_list resumed>) = 0 [pid 3479] rt_sigprocmask(SIG_SETMASK, [], [pid 3478] <... sendmsg resumed>) = 0 [pid 3479] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3479] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3479] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3477] <... futex resumed>) = 0 [pid 3479] <... futex resumed>) = 1 [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3479] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3478] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3478] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3478] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3477] exit_group(0) = ? [pid 3479] <... futex resumed>) = ? [pid 3479] +++ exited with 0 +++ [pid 3478] <... futex resumed>) = ? [pid 3478] +++ exited with 0 +++ [pid 3477] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3480 ./strace-static-x86_64: Process 3480 attached [pid 3480] set_robust_list(0x555574f366a0, 24) = 0 [pid 3480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3480] setpgid(0, 0) = 0 [pid 3480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3480] write(3, "1000", 4) = 4 [pid 3480] close(3) = 0 [pid 3480] write(1, "executing program\n", 18executing program ) = 18 [pid 3480] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3480] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3480] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3480] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3480] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3480] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3481]}, 88) = 3481 [pid 3480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3480] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3480] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3481 attached [pid 3481] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3481] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3481] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3481] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3480] <... futex resumed>) = 0 [pid 3480] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3480] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3480] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3480] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3480] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3480] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3482 attached [pid 3481] <... sendmsg resumed>) = 0 [pid 3482] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3482] rt_sigprocmask(SIG_SETMASK, [], [pid 3480] <... clone3 resumed> => {parent_tid=[3482]}, 88) = 3482 [pid 3482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3480] rt_sigprocmask(SIG_SETMASK, [], [pid 3482] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3480] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3482] <... futex resumed>) = 0 [pid 3482] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3480] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3482] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3480] <... futex resumed>) = 0 [pid 3482] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3481] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3481] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3480] exit_group(0 [pid 3482] <... futex resumed>) = ? [pid 3481] <... futex resumed>) = ? [pid 3480] <... exit_group resumed>) = ? [pid 3482] +++ exited with 0 +++ [pid 3481] +++ exited with 0 +++ [pid 3480] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3480, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3483 ./strace-static-x86_64: Process 3483 attached [pid 3483] set_robust_list(0x555574f366a0, 24) = 0 [pid 3483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3483] setpgid(0, 0) = 0 [pid 3483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3483] write(3, "1000", 4) = 4 [pid 3483] close(3) = 0 [pid 3483] write(1, "executing program\n", 18executing program ) = 18 [pid 3483] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3483] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3483] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3483] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3484 attached => {parent_tid=[3484]}, 88) = 3484 [pid 3484] set_robust_list(0x7f177f56b9a0, 24 [pid 3483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3483] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3484] <... set_robust_list resumed>) = 0 [pid 3484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3484] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3484] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3483] <... futex resumed>) = 0 [pid 3483] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3483] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3483] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3485]}, 88) = 3485 [pid 3484] <... sendmsg resumed>) = 0 [pid 3483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3483] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3483] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3485 attached [pid 3485] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3485] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3485] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3483] <... futex resumed>) = 0 [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3485] <... futex resumed>) = 1 [pid 3485] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3484] <... sendmsg resumed>) = 0 [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3484] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3484] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3483] exit_group(0) = ? [pid 3485] <... futex resumed>) = ? [pid 3484] <... futex resumed>) = ? [pid 3485] +++ exited with 0 +++ [pid 3484] +++ exited with 0 +++ [pid 3483] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3486 ./strace-static-x86_64: Process 3486 attached [pid 3486] set_robust_list(0x555574f366a0, 24) = 0 [pid 3486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3486] setpgid(0, 0) = 0 [pid 3486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3486] write(3, "1000", 4) = 4 [pid 3486] close(3) = 0 executing program [pid 3486] write(1, "executing program\n", 18) = 18 [pid 3486] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3486] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3486] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3486] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3486] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3487 attached => {parent_tid=[3487]}, 88) = 3487 [pid 3486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3486] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3486] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3487] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3487] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3487] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3486] <... futex resumed>) = 0 [pid 3486] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3486] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3486] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3486] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3488 attached [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3488] set_robust_list(0x7f177f54a9a0, 24 [pid 3486] <... clone3 resumed> => {parent_tid=[3488]}, 88) = 3488 [pid 3488] <... set_robust_list resumed>) = 0 [pid 3486] rt_sigprocmask(SIG_SETMASK, [], [pid 3488] rt_sigprocmask(SIG_SETMASK, [], [pid 3486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3486] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3488] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3486] <... futex resumed>) = 0 [pid 3488] <... setsockopt resumed>) = 0 [pid 3486] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3488] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3486] <... futex resumed>) = 0 [pid 3488] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3487] <... sendmsg resumed>) = 0 [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3487] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3487] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3486] exit_group(0 [pid 3488] <... futex resumed>) = ? [pid 3487] <... futex resumed>) = ? [pid 3486] <... exit_group resumed>) = ? [pid 3488] +++ exited with 0 +++ [pid 3487] +++ exited with 0 +++ [pid 3486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3489 ./strace-static-x86_64: Process 3489 attached [pid 3489] set_robust_list(0x555574f366a0, 24) = 0 [pid 3489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3489] setpgid(0, 0) = 0 [pid 3489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3489] write(3, "1000", 4) = 4 [pid 3489] close(3) = 0 [pid 3489] write(1, "executing program\n", 18executing program ) = 18 [pid 3489] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3489] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3489] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3489] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3489] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3490 attached => {parent_tid=[3490]}, 88) = 3490 [pid 3490] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3490] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3489] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3490] <... futex resumed>) = 0 [pid 3490] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3490] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3490] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3489] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3489] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3490] <... futex resumed>) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3489] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3490] <... sendmsg resumed>) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3489] <... futex resumed>) = 0 [pid 3490] <... sendmsg resumed>) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3490] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3490] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3489] <... mmap resumed>) = 0x7f177f52a000 [pid 3489] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3489] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3491 attached => {parent_tid=[3491]}, 88) = 3491 [pid 3491] set_robust_list(0x7f177f54a9a0, 24 [pid 3489] rt_sigprocmask(SIG_SETMASK, [], [pid 3491] <... set_robust_list resumed>) = 0 [pid 3489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3489] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3491] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3489] <... futex resumed>) = 0 [pid 3489] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3491] <... setsockopt resumed>) = 0 [pid 3491] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3489] <... futex resumed>) = 0 [pid 3491] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3489] exit_group(0) = ? [pid 3490] <... futex resumed>) = ? [pid 3490] +++ exited with 0 +++ [pid 3491] <... futex resumed>) = ? [pid 3491] +++ exited with 0 +++ [pid 3489] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3492 ./strace-static-x86_64: Process 3492 attached [pid 3492] set_robust_list(0x555574f366a0, 24) = 0 [pid 3492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3492] setpgid(0, 0) = 0 [pid 3492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3492] write(3, "1000", 4) = 4 [pid 3492] close(3) = 0 [pid 3492] write(1, "executing program\n", 18executing program ) = 18 [pid 3492] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3492] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3492] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3492] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3492] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3493 attached => {parent_tid=[3493]}, 88) = 3493 [pid 3493] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3493] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3492] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3493] <... futex resumed>) = 0 [pid 3493] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3492] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3493] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3492] <... futex resumed>) = 0 [pid 3492] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3492] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3492] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3492] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3492] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3494]}, 88) = 3494 [pid 3492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3492] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3492] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3494 attached [pid 3494] set_robust_list(0x7f177f54a9a0, 24 [pid 3493] <... sendmsg resumed>) = 0 [pid 3494] <... set_robust_list resumed>) = 0 [pid 3494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3494] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3494] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3492] <... futex resumed>) = 0 [pid 3494] <... futex resumed>) = 1 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3494] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3493] <... sendmsg resumed>) = 0 [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3493] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3492] exit_group(0) = ? [pid 3494] <... futex resumed>) = ? [pid 3493] +++ exited with 0 +++ [pid 3494] +++ exited with 0 +++ [pid 3492] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3495 ./strace-static-x86_64: Process 3495 attached [pid 3495] set_robust_list(0x555574f366a0, 24) = 0 [pid 3495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3495] setpgid(0, 0) = 0 [pid 3495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3495] write(3, "1000", 4) = 4 [pid 3495] close(3) = 0 executing program [pid 3495] write(1, "executing program\n", 18) = 18 [pid 3495] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3495] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3495] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3495] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3495] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3496 attached => {parent_tid=[3496]}, 88) = 3496 [pid 3496] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3495] rt_sigprocmask(SIG_SETMASK, [], [pid 3496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3496] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3495] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3496] <... futex resumed>) = 0 [pid 3495] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3496] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3496] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3495] <... futex resumed>) = 0 [pid 3495] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3495] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3495] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3495] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3497]}, 88) = 3497 [pid 3495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3495] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3495] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3497 attached [pid 3497] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3497] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3497] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3495] <... futex resumed>) = 0 [pid 3497] <... futex resumed>) = 1 [pid 3497] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3496] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3496] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3495] exit_group(0 [pid 3496] <... futex resumed>) = ? [pid 3495] <... exit_group resumed>) = ? [pid 3496] +++ exited with 0 +++ [pid 3497] <... futex resumed>) = ? [pid 3497] +++ exited with 0 +++ [pid 3495] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3495, si_uid=0, si_status=0, 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 3498 attached , child_tidptr=0x555574f36690) = 3498 [pid 3498] set_robust_list(0x555574f366a0, 24) = 0 [pid 3498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3498] setpgid(0, 0) = 0 [pid 3498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3498] write(3, "1000", 4) = 4 [pid 3498] close(3) = 0 [pid 3498] write(1, "executing program\n", 18executing program ) = 18 [pid 3498] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3498] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3498] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3499 attached => {parent_tid=[3499]}, 88) = 3499 [pid 3499] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3499] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3498] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3499] <... futex resumed>) = 0 [pid 3499] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3499] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3498] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3499] <... futex resumed>) = 0 [pid 3499] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3498] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3499] <... futex resumed>) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3498] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3498] <... futex resumed>) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3499] <... sendmsg resumed>) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3499] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3499] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] <... mmap resumed>) = 0x7f177f52a000 [pid 3498] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3500 attached [pid 3500] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3500] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] <... clone3 resumed> => {parent_tid=[3500]}, 88) = 3500 [pid 3498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3498] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3500] <... futex resumed>) = 0 [pid 3498] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3500] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3500] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3500] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3498] <... futex resumed>) = 0 [pid 3498] exit_group(0) = ? [pid 3499] <... futex resumed>) = ? [pid 3499] +++ exited with 0 +++ [pid 3500] <... futex resumed>) = ? [pid 3500] +++ exited with 0 +++ [pid 3498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3501 ./strace-static-x86_64: Process 3501 attached [pid 3501] set_robust_list(0x555574f366a0, 24) = 0 [pid 3501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3501] setpgid(0, 0) = 0 [pid 3501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3501] write(3, "1000", 4) = 4 [pid 3501] close(3) = 0 [pid 3501] write(1, "executing program\n", 18executing program ) = 18 [pid 3501] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3501] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3501] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3501] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3502]}, 88) = 3502 ./strace-static-x86_64: Process 3502 attached [pid 3502] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3502] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3501] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3502] <... futex resumed>) = 0 [pid 3501] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3502] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3502] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3501] <... futex resumed>) = 0 [pid 3501] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3501] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3501] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3503]}, 88) = 3503 [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3501] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3501] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3503 attached [pid 3503] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3503] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3503] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3501] <... futex resumed>) = 0 [pid 3503] <... futex resumed>) = 1 [pid 3503] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3502] <... sendmsg resumed>) = 0 [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3502] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3502] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3501] exit_group(0 [pid 3502] <... futex resumed>) = ? [pid 3501] <... exit_group resumed>) = ? [pid 3502] +++ exited with 0 +++ [pid 3503] <... futex resumed>) = ? [pid 3503] +++ exited with 0 +++ [pid 3501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3504 ./strace-static-x86_64: Process 3504 attached [pid 3504] set_robust_list(0x555574f366a0, 24) = 0 [pid 3504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3504] setpgid(0, 0) = 0 [pid 3504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3504] write(3, "1000", 4) = 4 [pid 3504] close(3) = 0 [pid 3504] write(1, "executing program\n", 18executing program ) = 18 [pid 3504] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3504] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3504] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3505]}, 88) = 3505 ./strace-static-x86_64: Process 3505 attached [pid 3504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3504] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3505] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3505] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3505] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3504] <... futex resumed>) = 0 [pid 3504] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3504] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3504] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3504] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3506]}, 88) = 3506 [pid 3505] <... sendmsg resumed>) = 0 [pid 3504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3504] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3504] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3506 attached [pid 3506] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3506] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3506] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3504] <... futex resumed>) = 0 [pid 3506] <... futex resumed>) = 1 [pid 3506] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3505] <... sendmsg resumed>) = 0 [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3505] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3505] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3504] exit_group(0) = ? [pid 3506] <... futex resumed>) = ? [pid 3505] <... futex resumed>) = ? [pid 3506] +++ exited with 0 +++ [pid 3505] +++ exited with 0 +++ [pid 3504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3507 ./strace-static-x86_64: Process 3507 attached [pid 3507] set_robust_list(0x555574f366a0, 24) = 0 [pid 3507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3507] setpgid(0, 0) = 0 [pid 3507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3507] write(3, "1000", 4) = 4 [pid 3507] close(3) = 0 [pid 3507] write(1, "executing program\n", 18executing program ) = 18 [pid 3507] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3507] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3507] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3508 attached => {parent_tid=[3508]}, 88) = 3508 [pid 3507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3507] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3508] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3508] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3508] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3507] <... futex resumed>) = 0 [pid 3507] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3507] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3507] <... clone3 resumed> => {parent_tid=[3509]}, 88) = 3509 [pid 3507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3507] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3507] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3509 attached [pid 3509] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3509] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3509] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3507] <... futex resumed>) = 0 [pid 3509] <... futex resumed>) = 1 [pid 3509] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3508] <... sendmsg resumed>) = 0 [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3508] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3508] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3507] exit_group(0 [pid 3508] <... futex resumed>) = 231 [pid 3507] <... exit_group resumed>) = ? [pid 3509] <... futex resumed>) = ? [pid 3509] +++ exited with 0 +++ [pid 3508] +++ exited with 0 +++ [pid 3507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3507, 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=0x555574f36690) = 3510 ./strace-static-x86_64: Process 3510 attached [pid 3510] set_robust_list(0x555574f366a0, 24) = 0 [pid 3510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3510] setpgid(0, 0) = 0 [pid 3510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3510] write(3, "1000", 4) = 4 [pid 3510] close(3) = 0 [pid 3510] write(1, "executing program\n", 18executing program ) = 18 [pid 3510] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3510] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3510] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3511]}, 88) = 3511 ./strace-static-x86_64: Process 3511 attached [pid 3511] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3511] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3510] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3511] <... futex resumed>) = 0 [pid 3511] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3510] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3511] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3511] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3510] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3510] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3511] <... futex resumed>) = 0 [pid 3510] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3510] <... futex resumed>) = 0 [pid 3511] <... sendmsg resumed>) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3511] <... sendmsg resumed>) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3510] <... mmap resumed>) = 0x7f177f52a000 [pid 3511] <... sendmsg resumed>) = 0 [pid 3510] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3510] <... mprotect resumed>) = 0 [pid 3510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3512]}, 88) = 3512 [pid 3510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3510] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3510] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3512 attached [pid 3512] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3512] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3511] <... sendmsg resumed>) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3512] <... setsockopt resumed>) = 0 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3512] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3512] <... futex resumed>) = 1 [pid 3510] <... futex resumed>) = 0 [pid 3511] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3511] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3511] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3511] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3512] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3510] exit_group(0) = ? [pid 3511] <... futex resumed>) = ? [pid 3512] <... futex resumed>) = ? [pid 3511] +++ exited with 0 +++ [pid 3512] +++ exited with 0 +++ [pid 3510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3513 ./strace-static-x86_64: Process 3513 attached [pid 3513] set_robust_list(0x555574f366a0, 24) = 0 [pid 3513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3513] setpgid(0, 0) = 0 [pid 3513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3513] write(3, "1000", 4) = 4 executing program [pid 3513] close(3) = 0 [pid 3513] write(1, "executing program\n", 18) = 18 [pid 3513] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3513] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3513] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3513] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3514]}, 88) = 3514 [pid 3513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3513] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3513] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3514 attached [pid 3514] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3514] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3514] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3513] <... futex resumed>) = 0 [pid 3513] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3513] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3513] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3513] <... clone3 resumed> => {parent_tid=[3515]}, 88) = 3515 [pid 3513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3513] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3513] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3515 attached [pid 3515] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3515] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3515] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3515] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3513] <... futex resumed>) = 0 [pid 3515] <... futex resumed>) = 1 [pid 3515] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3514] <... sendmsg resumed>) = 0 [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3514] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3514] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3513] exit_group(0 [pid 3514] <... futex resumed>) = ? [pid 3513] <... exit_group resumed>) = ? [pid 3514] +++ exited with 0 +++ [pid 3515] <... futex resumed>) = ? [pid 3515] +++ exited with 0 +++ [pid 3513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3513, si_uid=0, si_status=0, 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 3516 attached , child_tidptr=0x555574f36690) = 3516 [pid 3516] set_robust_list(0x555574f366a0, 24) = 0 [pid 3516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3516] setpgid(0, 0) = 0 [pid 3516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3516] write(3, "1000", 4) = 4 [pid 3516] close(3) = 0 [pid 3516] write(1, "executing program\n", 18executing program ) = 18 [pid 3516] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3516] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3516] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3517]}, 88) = 3517 [pid 3516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3516] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3516] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3517 attached [pid 3517] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3517] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3517] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3516] <... futex resumed>) = 0 [pid 3516] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3516] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3516] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3518 attached [pid 3517] <... futex resumed>) = 1 [pid 3516] <... clone3 resumed> => {parent_tid=[3518]}, 88) = 3518 [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3516] rt_sigprocmask(SIG_SETMASK, [], [pid 3518] set_robust_list(0x7f177f54a9a0, 24 [pid 3517] <... sendmsg resumed>) = 0 [pid 3516] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3516] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3517] <... sendmsg resumed>) = 0 [pid 3516] <... futex resumed>) = 0 [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3516] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3518] <... set_robust_list resumed>) = 0 [pid 3517] <... sendmsg resumed>) = 0 [pid 3518] rt_sigprocmask(SIG_SETMASK, [], [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3518] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3517] <... sendmsg resumed>) = 0 [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3518] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3517] <... sendmsg resumed>) = 0 [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3518] <... setsockopt resumed>) = 0 [pid 3517] <... sendmsg resumed>) = 0 [pid 3518] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3516] <... futex resumed>) = 0 [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3518] <... futex resumed>) = 1 [pid 3517] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3518] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3517] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3517] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3516] exit_group(0 [pid 3517] <... futex resumed>) = ? [pid 3516] <... exit_group resumed>) = ? [pid 3517] +++ exited with 0 +++ [pid 3518] <... futex resumed>) = ? [pid 3518] +++ exited with 0 +++ [pid 3516] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3519 ./strace-static-x86_64: Process 3519 attached [pid 3519] set_robust_list(0x555574f366a0, 24) = 0 [pid 3519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3519] setpgid(0, 0) = 0 [pid 3519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3519] write(3, "1000", 4) = 4 [pid 3519] close(3) = 0 [pid 3519] write(1, "executing program\n", 18) = 18 executing program [pid 3519] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3519] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3519] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3520 attached => {parent_tid=[3520]}, 88) = 3520 [pid 3520] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3520] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3519] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3520] <... futex resumed>) = 0 [pid 3520] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3519] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3520] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3520] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3519] <... futex resumed>) = 0 [pid 3519] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3520] <... futex resumed>) = 0 [pid 3519] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] <... futex resumed>) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3520] <... sendmsg resumed>) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3519] <... mmap resumed>) = 0x7f177f52a000 [pid 3520] <... sendmsg resumed>) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3519] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3520] <... sendmsg resumed>) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3519] <... mprotect resumed>) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3520] <... sendmsg resumed>) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3520] <... sendmsg resumed>) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3520] <... sendmsg resumed>) = 0 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] sendmsg(4, {msg_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 3521 attached [pid 3519] <... clone3 resumed> => {parent_tid=[3521]}, 88) = 3521 [pid 3520] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3520] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3520] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3521] set_robust_list(0x7f177f54a9a0, 24 [pid 3519] rt_sigprocmask(SIG_SETMASK, [], [pid 3521] <... set_robust_list resumed>) = 0 [pid 3519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3521] rt_sigprocmask(SIG_SETMASK, [], [pid 3519] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3519] <... futex resumed>) = 0 [pid 3519] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3521] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3521] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3519] <... futex resumed>) = 0 [pid 3519] exit_group(0 [pid 3521] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3519] <... exit_group resumed>) = ? [pid 3521] <... futex resumed>) = ? [pid 3520] <... futex resumed>) = ? [pid 3520] +++ exited with 0 +++ [pid 3521] +++ exited with 0 +++ [pid 3519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3519, 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=0x555574f36690) = 3522 ./strace-static-x86_64: Process 3522 attached [pid 3522] set_robust_list(0x555574f366a0, 24) = 0 executing program [pid 3522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3522] setpgid(0, 0) = 0 [pid 3522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3522] write(3, "1000", 4) = 4 [pid 3522] close(3) = 0 [pid 3522] write(1, "executing program\n", 18) = 18 [pid 3522] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3522] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3523]}, 88) = 3523 [pid 3522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3522] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3523 attached [pid 3523] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3523] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3523] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3522] <... futex resumed>) = 0 [pid 3522] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3522] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3524]}, 88) = 3524 [pid 3522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3522] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3522] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3523] <... futex resumed>) = 1 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3523] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3523] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3524 attached [pid 3524] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3524] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3524] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3522] <... futex resumed>) = 0 [pid 3522] exit_group(0) = ? [pid 3524] <... futex resumed>) = 231 [pid 3523] <... futex resumed>) = ? [pid 3523] +++ exited with 0 +++ [pid 3524] +++ exited with 0 +++ [pid 3522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3525 ./strace-static-x86_64: Process 3525 attached [pid 3525] set_robust_list(0x555574f366a0, 24) = 0 [pid 3525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3525] setpgid(0, 0) = 0 [pid 3525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3525] write(3, "1000", 4) = 4 [pid 3525] close(3) = 0 executing program [pid 3525] write(1, "executing program\n", 18) = 18 [pid 3525] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3525] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3525] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3526 attached => {parent_tid=[3526]}, 88) = 3526 [pid 3525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3525] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3525] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3526] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3526] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3526] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3525] <... futex resumed>) = 0 [pid 3525] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3525] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3525] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3525] <... clone3 resumed> => {parent_tid=[3527]}, 88) = 3527 [pid 3525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3525] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3525] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3527 attached [pid 3527] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3527] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3527] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3525] <... futex resumed>) = 0 [pid 3527] <... futex resumed>) = 1 [pid 3527] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3526] <... sendmsg resumed>) = 0 [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3526] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3525] exit_group(0) = ? [pid 3527] <... futex resumed>) = ? [pid 3526] +++ exited with 0 +++ [pid 3527] +++ exited with 0 +++ [pid 3525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3528 ./strace-static-x86_64: Process 3528 attached [pid 3528] set_robust_list(0x555574f366a0, 24) = 0 [pid 3528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3528] setpgid(0, 0) = 0 [pid 3528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3528] write(3, "1000", 4) = 4 [pid 3528] close(3) = 0 [pid 3528] write(1, "executing program\n", 18executing program ) = 18 [pid 3528] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3528] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3528] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3528] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3529 attached => {parent_tid=[3529]}, 88) = 3529 [pid 3528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3528] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3528] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3529] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3529] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3529] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3528] <... futex resumed>) = 0 [pid 3528] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3528] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3528] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3528] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3529] sendmsg(4, {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 3530 attached [pid 3528] <... clone3 resumed> => {parent_tid=[3530]}, 88) = 3530 [pid 3528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3528] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3530] set_robust_list(0x7f177f54a9a0, 24 [pid 3529] <... sendmsg resumed>) = 0 [pid 3528] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3530] <... set_robust_list resumed>) = 0 [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3530] rt_sigprocmask(SIG_SETMASK, [], [pid 3529] <... sendmsg resumed>) = 0 [pid 3530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3530] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3529] <... sendmsg resumed>) = 0 [pid 3530] <... setsockopt resumed>) = 0 [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3530] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3529] <... sendmsg resumed>) = 0 [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3530] <... futex resumed>) = 1 [pid 3528] <... futex resumed>) = 0 [pid 3530] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3529] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3529] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3528] exit_group(0 [pid 3530] <... futex resumed>) = ? [pid 3529] <... futex resumed>) = ? [pid 3528] <... exit_group resumed>) = ? [pid 3530] +++ exited with 0 +++ [pid 3529] +++ exited with 0 +++ [pid 3528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3531 ./strace-static-x86_64: Process 3531 attached [pid 3531] set_robust_list(0x555574f366a0, 24) = 0 [pid 3531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3531] setpgid(0, 0) = 0 [pid 3531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3531] write(3, "1000", 4) = 4 [pid 3531] close(3) = 0 [pid 3531] write(1, "executing program\n", 18executing program ) = 18 [pid 3531] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3531] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3531] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3532]}, 88) = 3532 ./strace-static-x86_64: Process 3532 attached [pid 3532] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3532] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3531] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3532] <... futex resumed>) = 0 [pid 3532] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3531] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3532] <... socketpair resumed>[3, 4]) = 0 [pid 3532] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3532] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3531] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3532] <... futex resumed>) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3531] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3532] <... sendmsg resumed>) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3531] <... futex resumed>) = 0 [pid 3532] <... sendmsg resumed>) = 0 [pid 3531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3531] <... mmap resumed>) = 0x7f177f52a000 [pid 3532] <... sendmsg resumed>) = 0 [pid 3531] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3531] <... mprotect resumed>) = 0 [pid 3532] <... sendmsg resumed>) = 0 [pid 3531] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3531] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3532] <... sendmsg resumed>) = 0 [pid 3531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3531] <... clone3 resumed> => {parent_tid=[3533]}, 88) = 3533 ./strace-static-x86_64: Process 3533 attached [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3531] rt_sigprocmask(SIG_SETMASK, [], [pid 3533] set_robust_list(0x7f177f54a9a0, 24 [pid 3532] <... sendmsg resumed>) = 0 [pid 3533] <... set_robust_list resumed>) = 0 [pid 3531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3533] rt_sigprocmask(SIG_SETMASK, [], [pid 3531] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3533] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3532] <... sendmsg resumed>) = 0 [pid 3533] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3531] <... futex resumed>) = 0 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3531] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3533] <... setsockopt resumed>) = 0 [pid 3532] <... sendmsg resumed>) = 0 [pid 3533] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3533] <... futex resumed>) = 1 [pid 3531] <... futex resumed>) = 0 [pid 3533] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3532] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3532] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3532] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3532] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3531] exit_group(0 [pid 3532] <... futex resumed>) = ? [pid 3531] <... exit_group resumed>) = ? [pid 3532] +++ exited with 0 +++ [pid 3533] <... futex resumed>) = ? [pid 3533] +++ exited with 0 +++ [pid 3531] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3534 ./strace-static-x86_64: Process 3534 attached [pid 3534] set_robust_list(0x555574f366a0, 24) = 0 [pid 3534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3534] setpgid(0, 0) = 0 [pid 3534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3534] write(3, "1000", 4) = 4 [pid 3534] close(3) = 0 [pid 3534] write(1, "executing program\n", 18executing program ) = 18 [pid 3534] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3534] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3534] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3535 attached => {parent_tid=[3535]}, 88) = 3535 [pid 3535] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3535] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3534] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3535] <... futex resumed>) = 0 [pid 3535] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3534] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3535] <... socketpair resumed>[3, 4]) = 0 [pid 3535] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3535] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3534] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3535] <... futex resumed>) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3534] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3535] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3535] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3534] <... futex resumed>) = 0 [pid 3534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3534] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3536 attached [pid 3536] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3536] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3534] <... clone3 resumed> => {parent_tid=[3536]}, 88) = 3536 [pid 3534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3534] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3536] <... futex resumed>) = 0 [pid 3534] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3536] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3536] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3534] <... futex resumed>) = 0 [pid 3536] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3534] exit_group(0 [pid 3535] <... futex resumed>) = ? [pid 3534] <... exit_group resumed>) = ? [pid 3535] +++ exited with 0 +++ [pid 3536] <... futex resumed>) = ? [pid 3536] +++ exited with 0 +++ [pid 3534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3537 ./strace-static-x86_64: Process 3537 attached [pid 3537] set_robust_list(0x555574f366a0, 24) = 0 [pid 3537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3537] setpgid(0, 0) = 0 [pid 3537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3537] write(3, "1000", 4) = 4 [pid 3537] close(3) = 0 [pid 3537] write(1, "executing program\n", 18executing program ) = 18 [pid 3537] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3537] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3537] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3537] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3537] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3538 attached => {parent_tid=[3538]}, 88) = 3538 [pid 3538] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3538] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3537] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3538] <... futex resumed>) = 0 [pid 3538] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3537] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3538] <... socketpair resumed>[3, 4]) = 0 [pid 3538] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3538] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3537] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3538] <... futex resumed>) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] <... futex resumed>) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3538] <... sendmsg resumed>) = 0 [pid 3537] <... mmap resumed>) = 0x7f177f52a000 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3537] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3538] <... sendmsg resumed>) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3537] <... mprotect resumed>) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3537] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3538] <... sendmsg resumed>) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3537] <... clone3 resumed> => {parent_tid=[3539]}, 88) = 3539 [pid 3537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3538] <... sendmsg resumed>) = 0 [pid 3537] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3537] <... futex resumed>) = 0 [pid 3537] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3538] <... sendmsg resumed>) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3538] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3538] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3539 attached [pid 3539] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3539] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3539] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3537] <... futex resumed>) = 0 [pid 3539] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3537] exit_group(0) = ? [pid 3538] <... futex resumed>) = ? [pid 3538] +++ exited with 0 +++ [pid 3539] <... futex resumed>) = ? [pid 3539] +++ exited with 0 +++ [pid 3537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3540 ./strace-static-x86_64: Process 3540 attached [pid 3540] set_robust_list(0x555574f366a0, 24) = 0 [pid 3540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3540] setpgid(0, 0) = 0 [pid 3540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3540] write(3, "1000", 4) = 4 executing program [pid 3540] close(3) = 0 [pid 3540] write(1, "executing program\n", 18) = 18 [pid 3540] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3540] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3540] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3540] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3541]}, 88) = 3541 ./strace-static-x86_64: Process 3541 attached [pid 3540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3540] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3540] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3541] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3541] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3541] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3541] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3541] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3540] <... futex resumed>) = 0 [pid 3540] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3540] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3540] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3541] <... futex resumed>) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3540] <... clone3 resumed> => {parent_tid=[3542]}, 88) = 3542 [pid 3541] <... sendmsg resumed>) = 0 [pid 3540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3540] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3541] <... sendmsg resumed>) = 0 [pid 3540] <... futex resumed>) = 0 [pid 3540] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {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 3542 attached ) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3542] set_robust_list(0x7f177f54a9a0, 24 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3542] <... set_robust_list resumed>) = 0 [pid 3542] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3542] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3542] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3540] <... futex resumed>) = 0 [pid 3542] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3541] <... sendmsg resumed>) = 0 [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3541] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3541] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3540] exit_group(0) = ? [pid 3542] <... futex resumed>) = ? [pid 3541] <... futex resumed>) = ? [pid 3542] +++ exited with 0 +++ [pid 3541] +++ exited with 0 +++ [pid 3540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3543 ./strace-static-x86_64: Process 3543 attached [pid 3543] set_robust_list(0x555574f366a0, 24) = 0 [pid 3543] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3543] setpgid(0, 0) = 0 [pid 3543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3543] write(3, "1000", 4) = 4 [pid 3543] close(3executing program ) = 0 [pid 3543] write(1, "executing program\n", 18) = 18 [pid 3543] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3543] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3543] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3543] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3543] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3544 attached => {parent_tid=[3544]}, 88) = 3544 [pid 3544] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3544] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3544] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3543] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3544] <... futex resumed>) = 0 [pid 3543] <... futex resumed>) = 1 [pid 3544] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3543] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3544] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3543] <... futex resumed>) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3544] <... sendmsg resumed>) = 0 [pid 3543] <... futex resumed>) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3544] <... sendmsg resumed>) = 0 [pid 3543] <... futex resumed>) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3544] <... sendmsg resumed>) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] <... mmap resumed>) = 0x7f177f52a000 [pid 3544] <... sendmsg resumed>) = 0 [pid 3543] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] <... mprotect resumed>) = 0 [pid 3544] <... sendmsg resumed>) = 0 [pid 3543] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3544] <... sendmsg resumed>) = 0 [pid 3543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] <... clone3 resumed> => {parent_tid=[3545]}, 88) = 3545 [pid 3544] <... sendmsg resumed>) = 0 [pid 3543] rt_sigprocmask(SIG_SETMASK, [], [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3544] <... sendmsg resumed>) = 0 [pid 3543] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3543] <... futex resumed>) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3543] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3544] <... sendmsg resumed>) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_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 3545 attached [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3544] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3544] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3545] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3545] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3545] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3543] <... futex resumed>) = 0 [pid 3543] exit_group(0 [pid 3544] <... futex resumed>) = ? [pid 3543] <... exit_group resumed>) = ? [pid 3544] +++ exited with 0 +++ [pid 3545] +++ exited with 0 +++ [pid 3543] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3543, si_uid=0, si_status=0, 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 3546 attached , child_tidptr=0x555574f36690) = 3546 [pid 3546] set_robust_list(0x555574f366a0, 24) = 0 [pid 3546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3546] setpgid(0, 0) = 0 [pid 3546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3546] write(3, "1000", 4) = 4 [pid 3546] close(3) = 0 [pid 3546] write(1, "executing program\n", 18executing program ) = 18 [pid 3546] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3546] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3546] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3546] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3546] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3547 attached [pid 3547] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3547] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3546] <... clone3 resumed> => {parent_tid=[3547]}, 88) = 3547 [pid 3546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3546] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3547] <... futex resumed>) = 0 [pid 3547] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3546] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3547] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3547] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3546] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3547] <... futex resumed>) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] <... futex resumed>) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3546] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3547] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3547] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3546] <... mmap resumed>) = 0x7f177f52a000 [pid 3546] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3546] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3546] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3548 attached => {parent_tid=[3548]}, 88) = 3548 [pid 3548] set_robust_list(0x7f177f54a9a0, 24 [pid 3546] rt_sigprocmask(SIG_SETMASK, [], [pid 3548] <... set_robust_list resumed>) = 0 [pid 3546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3548] rt_sigprocmask(SIG_SETMASK, [], [pid 3546] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3546] <... futex resumed>) = 0 [pid 3548] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3546] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3548] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3546] <... futex resumed>) = 0 [pid 3548] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3546] exit_group(0) = ? [pid 3547] <... futex resumed>) = ? [pid 3547] +++ exited with 0 +++ [pid 3548] <... futex resumed>) = ? [pid 3548] +++ exited with 0 +++ [pid 3546] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3546, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3549 ./strace-static-x86_64: Process 3549 attached [pid 3549] set_robust_list(0x555574f366a0, 24) = 0 [pid 3549] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3549] setpgid(0, 0) = 0 [pid 3549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3549] write(3, "1000", 4) = 4 [pid 3549] close(3) = 0 executing program [pid 3549] write(1, "executing program\n", 18) = 18 [pid 3549] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3549] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3549] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3549] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3550 attached => {parent_tid=[3550]}, 88) = 3550 [pid 3550] set_robust_list(0x7f177f56b9a0, 24 [pid 3549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3549] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3550] <... set_robust_list resumed>) = 0 [pid 3550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3550] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3550] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3549] <... futex resumed>) = 0 [pid 3549] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3549] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3549] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3551]}, 88) = 3551 ./strace-static-x86_64: Process 3551 attached [pid 3549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3549] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3549] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3551] set_robust_list(0x7f177f54a9a0, 24 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3551] <... set_robust_list resumed>) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3550] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3550] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3551] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3551] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3549] <... futex resumed>) = 0 [pid 3549] exit_group(0) = ? [pid 3550] <... futex resumed>) = ? [pid 3550] +++ exited with 0 +++ [pid 3551] +++ exited with 0 +++ [pid 3549] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3549, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3552 ./strace-static-x86_64: Process 3552 attached [pid 3552] set_robust_list(0x555574f366a0, 24) = 0 [pid 3552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3552] setpgid(0, 0) = 0 [pid 3552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3552] write(3, "1000", 4) = 4 [pid 3552] close(3) = 0 executing program [pid 3552] write(1, "executing program\n", 18) = 18 [pid 3552] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3552] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3552] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3552] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3553 attached [pid 3553] set_robust_list(0x7f177f56b9a0, 24 [pid 3552] <... clone3 resumed> => {parent_tid=[3553]}, 88) = 3553 [pid 3553] <... set_robust_list resumed>) = 0 [pid 3552] rt_sigprocmask(SIG_SETMASK, [], [pid 3553] rt_sigprocmask(SIG_SETMASK, [], [pid 3552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3553] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3552] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3553] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3552] <... futex resumed>) = 0 [pid 3553] <... socketpair resumed>[3, 4]) = 0 [pid 3552] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3553] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3552] <... futex resumed>) = 0 [pid 3552] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] <... futex resumed>) = 0 [pid 3553] <... sendmsg resumed>) = 0 [pid 3552] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] <... futex resumed>) = 0 [pid 3553] <... sendmsg resumed>) = 0 [pid 3552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] <... mmap resumed>) = 0x7f177f52a000 [pid 3553] <... sendmsg resumed>) = 0 [pid 3552] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] <... mprotect resumed>) = 0 [pid 3553] <... sendmsg resumed>) = 0 [pid 3552] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3553] <... sendmsg resumed>) = 0 [pid 3552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3554 attached [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3552] <... clone3 resumed> => {parent_tid=[3554]}, 88) = 3554 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] rt_sigprocmask(SIG_SETMASK, [], [pid 3554] set_robust_list(0x7f177f54a9a0, 24 [pid 3553] <... sendmsg resumed>) = 0 [pid 3552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3553] <... sendmsg resumed>) = 0 [pid 3552] <... futex resumed>) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3554] <... set_robust_list resumed>) = 0 [pid 3553] <... sendmsg resumed>) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] rt_sigprocmask(SIG_SETMASK, [], [pid 3553] <... sendmsg resumed>) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3553] <... sendmsg resumed>) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3554] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3554] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3553] <... sendmsg resumed>) = 0 [pid 3554] <... futex resumed>) = 1 [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3552] <... futex resumed>) = 0 [pid 3554] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3553] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3553] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3553] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3552] exit_group(0 [pid 3553] <... futex resumed>) = ? [pid 3552] <... exit_group resumed>) = ? [pid 3554] <... futex resumed>) = ? [pid 3553] +++ exited with 0 +++ [pid 3554] +++ exited with 0 +++ [pid 3552] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3552, si_uid=0, si_status=0, 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 3555 attached , child_tidptr=0x555574f36690) = 3555 [pid 3555] set_robust_list(0x555574f366a0, 24) = 0 [pid 3555] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3555] setpgid(0, 0) = 0 [pid 3555] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3555] write(3, "1000", 4) = 4 [pid 3555] close(3) = 0 executing program [pid 3555] write(1, "executing program\n", 18) = 18 [pid 3555] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3555] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3555] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3555] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3555] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3555] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3556 attached [pid 3556] set_robust_list(0x7f177f56b9a0, 24 [pid 3555] <... clone3 resumed> => {parent_tid=[3556]}, 88) = 3556 [pid 3556] <... set_robust_list resumed>) = 0 [pid 3556] rt_sigprocmask(SIG_SETMASK, [], [pid 3555] rt_sigprocmask(SIG_SETMASK, [], [pid 3556] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3556] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3555] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3556] <... socketpair resumed>[3, 4]) = 0 [pid 3555] <... futex resumed>) = 0 [pid 3556] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3555] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3556] <... futex resumed>) = 0 [pid 3555] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3556] <... sendmsg resumed>) = 0 [pid 3555] <... futex resumed>) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3556] <... sendmsg resumed>) = 0 [pid 3555] <... futex resumed>) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3556] <... sendmsg resumed>) = 0 [pid 3555] <... mmap resumed>) = 0x7f177f52a000 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3556] <... sendmsg resumed>) = 0 [pid 3555] <... mprotect resumed>) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3556] <... sendmsg resumed>) = 0 [pid 3555] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3556] <... sendmsg resumed>) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] <... clone3 resumed> => {parent_tid=[3557]}, 88) = 3557 [pid 3556] <... sendmsg resumed>) = 0 [pid 3555] rt_sigprocmask(SIG_SETMASK, [], [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3556] <... sendmsg resumed>) = 0 [pid 3555] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3555] <... futex resumed>) = 0 [pid 3556] <... sendmsg resumed>) = 0 [pid 3555] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3556] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3556] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3557 attached [pid 3557] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3557] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3557] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3555] <... futex resumed>) = 0 [pid 3555] exit_group(0 [pid 3556] <... futex resumed>) = ? [pid 3555] <... exit_group resumed>) = ? [pid 3556] +++ exited with 0 +++ [pid 3557] +++ exited with 0 +++ [pid 3555] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3555, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3558 ./strace-static-x86_64: Process 3558 attached [pid 3558] set_robust_list(0x555574f366a0, 24) = 0 [pid 3558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3558] setpgid(0, 0) = 0 [pid 3558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3558] write(3, "1000", 4) = 4 [pid 3558] close(3) = 0 executing program [pid 3558] write(1, "executing program\n", 18) = 18 [pid 3558] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3558] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3558] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3558] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3559 attached => {parent_tid=[3559]}, 88) = 3559 [pid 3558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3558] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3558] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3559] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3559] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3559] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3558] <... futex resumed>) = 0 [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3558] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3558] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3558] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3558] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3559] <... sendmsg resumed>) = 0 [pid 3558] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3560 attached [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3558] <... clone3 resumed> => {parent_tid=[3560]}, 88) = 3560 [pid 3558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3558] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3560] set_robust_list(0x7f177f54a9a0, 24 [pid 3559] <... sendmsg resumed>) = 0 [pid 3560] <... set_robust_list resumed>) = 0 [pid 3560] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3560] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3560] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3560] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3558] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3559] <... sendmsg resumed>) = 0 [pid 3558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3559] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3559] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3558] exit_group(0 [pid 3560] <... futex resumed>) = ? [pid 3559] <... futex resumed>) = ? [pid 3558] <... exit_group resumed>) = ? [pid 3560] +++ exited with 0 +++ [pid 3559] +++ exited with 0 +++ [pid 3558] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3558, si_uid=0, si_status=0, 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 3561 attached , child_tidptr=0x555574f36690) = 3561 [pid 3561] set_robust_list(0x555574f366a0, 24) = 0 [pid 3561] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3561] setpgid(0, 0) = 0 [pid 3561] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3561] write(3, "1000", 4) = 4 [pid 3561] close(3) = 0 [pid 3561] write(1, "executing program\n", 18executing program ) = 18 [pid 3561] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3561] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3561] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3561] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3562 attached [pid 3562] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3562] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3562] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3561] <... clone3 resumed> => {parent_tid=[3562]}, 88) = 3562 [pid 3561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3561] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3562] <... futex resumed>) = 0 [pid 3561] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3562] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3562] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3561] <... futex resumed>) = 0 [pid 3561] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3561] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3561] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3561] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3561] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3561] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3561] <... clone3 resumed> => {parent_tid=[3563]}, 88) = 3563 [pid 3562] <... sendmsg resumed>) = 0 [pid 3561] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3561] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3561] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3563 attached [pid 3563] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3563] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3563] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3563] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3561] <... futex resumed>) = 0 [pid 3563] <... futex resumed>) = 1 [pid 3563] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3562] <... sendmsg resumed>) = 0 [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3562] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3562] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3561] exit_group(0 [pid 3563] <... futex resumed>) = ? [pid 3562] <... futex resumed>) = ? [pid 3561] <... exit_group resumed>) = ? [pid 3562] +++ exited with 0 +++ [pid 3563] +++ exited with 0 +++ [pid 3561] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3561, si_uid=0, si_status=0, 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 3564 attached , child_tidptr=0x555574f36690) = 3564 [pid 3564] set_robust_list(0x555574f366a0, 24) = 0 [pid 3564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3564] setpgid(0, 0) = 0 [pid 3564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3564] write(3, "1000", 4) = 4 [pid 3564] close(3) = 0 [pid 3564] write(1, "executing program\n", 18executing program ) = 18 [pid 3564] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3564] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3564] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3564] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3564] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3565 attached => {parent_tid=[3565]}, 88) = 3565 [pid 3565] set_robust_list(0x7f177f56b9a0, 24 [pid 3564] rt_sigprocmask(SIG_SETMASK, [], [pid 3565] <... set_robust_list resumed>) = 0 [pid 3564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3565] rt_sigprocmask(SIG_SETMASK, [], [pid 3564] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3564] <... futex resumed>) = 0 [pid 3565] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3564] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3565] <... socketpair resumed>[3, 4]) = 0 [pid 3565] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3564] <... futex resumed>) = 0 [pid 3564] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3564] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3564] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3564] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3564] <... mprotect resumed>) = 0 [pid 3564] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3565] <... sendmsg resumed>) = 0 [pid 3564] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3564] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3564] <... clone3 resumed> => {parent_tid=[3566]}, 88) = 3566 [pid 3564] rt_sigprocmask(SIG_SETMASK, [], [pid 3565] <... sendmsg resumed>) = 0 [pid 3564] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3564] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3565] sendmsg(4, {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 3566 attached [pid 3564] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3566] set_robust_list(0x7f177f54a9a0, 24 [pid 3565] <... sendmsg resumed>) = 0 [pid 3566] <... set_robust_list resumed>) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3566] rt_sigprocmask(SIG_SETMASK, [], [pid 3565] <... sendmsg resumed>) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3565] <... sendmsg resumed>) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3565] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3565] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3566] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3566] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3566] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3564] <... futex resumed>) = 0 [pid 3564] exit_group(0 [pid 3566] <... futex resumed>) = ? [pid 3564] <... exit_group resumed>) = ? [pid 3565] <... futex resumed>) = ? [pid 3565] +++ exited with 0 +++ [pid 3566] +++ exited with 0 +++ [pid 3564] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3564, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3567 ./strace-static-x86_64: Process 3567 attached [pid 3567] set_robust_list(0x555574f366a0, 24) = 0 [pid 3567] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3567] setpgid(0, 0) = 0 [pid 3567] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3567] write(3, "1000", 4) = 4 [pid 3567] close(3) = 0 [pid 3567] write(1, "executing program\n", 18executing program ) = 18 [pid 3567] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3567] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3567] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3567] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3567] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3568]}, 88) = 3568 ./strace-static-x86_64: Process 3568 attached [pid 3568] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3568] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3568] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3567] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3567] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3568] <... futex resumed>) = 0 [pid 3568] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3568] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3568] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3567] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3567] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3568] <... futex resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3567] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3568] <... sendmsg resumed>) = 0 [pid 3567] <... futex resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3567] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3568] <... sendmsg resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3567] <... mmap resumed>) = 0x7f177f52a000 [pid 3567] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3568] <... sendmsg resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3567] <... mprotect resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3567] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3568] <... sendmsg resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3567] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3568] <... sendmsg resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3567] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3568] <... sendmsg resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3567] <... clone3 resumed> => {parent_tid=[3569]}, 88) = 3569 [pid 3567] rt_sigprocmask(SIG_SETMASK, [], [pid 3568] <... sendmsg resumed>) = 0 [pid 3567] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3567] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 3569 attached [pid 3567] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3569] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3569] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3569] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3569] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3567] <... futex resumed>) = 0 [pid 3569] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3568] <... sendmsg resumed>) = 0 [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3568] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3568] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3567] exit_group(0) = ? [pid 3569] <... futex resumed>) = ? [pid 3569] +++ exited with 0 +++ [pid 3568] +++ exited with 0 +++ [pid 3567] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3567, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3571 ./strace-static-x86_64: Process 3571 attached [pid 3571] set_robust_list(0x555574f366a0, 24) = 0 [pid 3571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3571] setpgid(0, 0) = 0 [pid 3571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3571] write(3, "1000", 4) = 4 [pid 3571] close(3) = 0 [pid 3571] write(1, "executing program\n", 18executing program ) = 18 [pid 3571] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3571] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3571] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3571] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3571] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3571] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3571] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3572 attached [pid 3572] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3572] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3572] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3571] <... clone3 resumed> => {parent_tid=[3572]}, 88) = 3572 [pid 3571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3571] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3572] <... futex resumed>) = 0 [pid 3572] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3571] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3572] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3572] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3571] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3572] <... futex resumed>) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3571] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3572] <... sendmsg resumed>) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3571] <... futex resumed>) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3571] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3572] <... sendmsg resumed>) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3572] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3572] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3571] <... mmap resumed>) = 0x7f177f52a000 [pid 3571] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3571] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3571] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3573 attached [pid 3573] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3573] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3573] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3571] <... clone3 resumed> => {parent_tid=[3573]}, 88) = 3573 [pid 3571] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3571] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3573] <... futex resumed>) = 0 [pid 3571] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3573] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3573] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3573] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3571] exit_group(0 [pid 3572] <... futex resumed>) = ? [pid 3571] <... exit_group resumed>) = ? [pid 3572] +++ exited with 0 +++ [pid 3573] <... futex resumed>) = ? [pid 3573] +++ exited with 0 +++ [pid 3571] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3571, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3574 ./strace-static-x86_64: Process 3574 attached [pid 3574] set_robust_list(0x555574f366a0, 24) = 0 [pid 3574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3574] setpgid(0, 0) = 0 [pid 3574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3574] write(3, "1000", 4) = 4 [pid 3574] close(3) = 0 [pid 3574] write(1, "executing program\n", 18executing program ) = 18 [pid 3574] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3574] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3574] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3574] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3574] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3575 attached => {parent_tid=[3575]}, 88) = 3575 [pid 3575] set_robust_list(0x7f177f56b9a0, 24 [pid 3574] rt_sigprocmask(SIG_SETMASK, [], [pid 3575] <... set_robust_list resumed>) = 0 [pid 3574] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3575] rt_sigprocmask(SIG_SETMASK, [], [pid 3574] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3574] <... futex resumed>) = 0 [pid 3575] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3574] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3575] <... socketpair resumed>[3, 4]) = 0 [pid 3575] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3574] <... futex resumed>) = 0 [pid 3574] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3574] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3574] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3574] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3574] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3574] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3576]}, 88) = 3576 [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3574] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3574] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3574] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3576 attached [pid 3576] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3576] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3576] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3576] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3574] <... futex resumed>) = 0 [pid 3576] <... futex resumed>) = 1 [pid 3576] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3575] <... sendmsg resumed>) = 0 [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3575] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3574] exit_group(0) = ? [pid 3575] <... futex resumed>) = ? [pid 3576] <... futex resumed>) = ? [pid 3576] +++ exited with 0 +++ [pid 3575] +++ exited with 0 +++ [pid 3574] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3574, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3577 ./strace-static-x86_64: Process 3577 attached [pid 3577] set_robust_list(0x555574f366a0, 24) = 0 [pid 3577] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3577] setpgid(0, 0) = 0 [pid 3577] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3577] write(3, "1000", 4) = 4 [pid 3577] close(3) = 0 [pid 3577] write(1, "executing program\n", 18executing program ) = 18 [pid 3577] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3577] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3577] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3577] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3577] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3577] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3577] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3578 attached => {parent_tid=[3578]}, 88) = 3578 [pid 3577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3577] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3577] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3578] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3578] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3578] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3578] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3577] <... futex resumed>) = 0 [pid 3577] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3577] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3577] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3577] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3577] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3577] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3577] <... clone3 resumed> => {parent_tid=[3579]}, 88) = 3579 [pid 3577] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3577] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3577] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3579 attached [pid 3579] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3579] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3579] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3579] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3577] <... futex resumed>) = 0 [pid 3579] <... futex resumed>) = 1 [pid 3579] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3578] <... sendmsg resumed>) = 0 [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3578] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3578] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3577] exit_group(0) = ? [pid 3579] <... futex resumed>) = ? [pid 3578] <... futex resumed>) = ? [pid 3579] +++ exited with 0 +++ [pid 3578] +++ exited with 0 +++ [pid 3577] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3577, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3580 ./strace-static-x86_64: Process 3580 attached [pid 3580] set_robust_list(0x555574f366a0, 24) = 0 [pid 3580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3580] setpgid(0, 0) = 0 [pid 3580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3580] write(3, "1000", 4) = 4 [pid 3580] close(3executing program ) = 0 [pid 3580] write(1, "executing program\n", 18) = 18 [pid 3580] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3580] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3580] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3580] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3580] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3580] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3581 attached => {parent_tid=[3581]}, 88) = 3581 [pid 3580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3580] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3580] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3581] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3581] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3581] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3581] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3580] <... futex resumed>) = 0 [pid 3580] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3580] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3580] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3580] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3580] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3580] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3582 attached [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3582] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3582] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3582] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3580] <... clone3 resumed> => {parent_tid=[3582]}, 88) = 3582 [pid 3580] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3580] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3582] <... futex resumed>) = 0 [pid 3580] <... futex resumed>) = 1 [pid 3582] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3580] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3582] <... setsockopt resumed>) = 0 [pid 3582] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3581] <... sendmsg resumed>) = 0 [pid 3582] <... futex resumed>) = 1 [pid 3580] <... futex resumed>) = 0 [pid 3582] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3581] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3580] exit_group(0 [pid 3582] <... futex resumed>) = ? [pid 3581] <... futex resumed>) = ? [pid 3580] <... exit_group resumed>) = ? [pid 3582] +++ exited with 0 +++ [pid 3581] +++ exited with 0 +++ [pid 3580] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3580, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3583 ./strace-static-x86_64: Process 3583 attached [pid 3583] set_robust_list(0x555574f366a0, 24) = 0 [pid 3583] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3583] setpgid(0, 0) = 0 [pid 3583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3583] write(3, "1000", 4) = 4 [pid 3583] close(3) = 0 [pid 3583] write(1, "executing program\n", 18executing program ) = 18 [pid 3583] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3583] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3583] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3583] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3583] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3584]}, 88) = 3584 [pid 3583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3583] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3583] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3584 attached [pid 3584] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3584] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3584] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3584] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3583] <... futex resumed>) = 0 [pid 3584] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3583] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3584] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3583] <... futex resumed>) = 0 [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3583] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3584] <... sendmsg resumed>) = 0 [pid 3583] <... mmap resumed>) = 0x7f177f52a000 [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3583] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3584] <... sendmsg resumed>) = 0 [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3583] <... mprotect resumed>) = 0 [pid 3583] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3585]}, 88) = 3585 [pid 3583] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3583] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3583] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3585 attached [pid 3585] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3585] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3585] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3585] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3583] <... futex resumed>) = 0 [pid 3585] <... futex resumed>) = 1 [pid 3584] <... sendmsg resumed>) = 0 [pid 3585] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3584] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3584] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3583] exit_group(0) = ? [pid 3584] <... futex resumed>) = ? [pid 3584] +++ exited with 0 +++ [pid 3585] <... futex resumed>) = ? [pid 3585] +++ exited with 0 +++ [pid 3583] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3583, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3586 ./strace-static-x86_64: Process 3586 attached [pid 3586] set_robust_list(0x555574f366a0, 24) = 0 [pid 3586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3586] setpgid(0, 0) = 0 [pid 3586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3586] write(3, "1000", 4) = 4 [pid 3586] close(3) = 0 [pid 3586] write(1, "executing program\n", 18executing program ) = 18 [pid 3586] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3586] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3586] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3586] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3586] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3586] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3587 attached [pid 3587] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3587] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3587] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] <... clone3 resumed> => {parent_tid=[3587]}, 88) = 3587 [pid 3586] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3586] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3587] <... futex resumed>) = 0 [pid 3587] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3587] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3586] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3587] <... futex resumed>) = 0 [pid 3587] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3586] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3587] <... futex resumed>) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3586] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3587] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3587] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] <... futex resumed>) = 0 [pid 3586] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3586] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3586] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3586] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3588 attached => {parent_tid=[3588]}, 88) = 3588 [pid 3588] set_robust_list(0x7f177f54a9a0, 24 [pid 3586] rt_sigprocmask(SIG_SETMASK, [], [pid 3588] <... set_robust_list resumed>) = 0 [pid 3586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3588] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3588] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3586] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3588] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3586] <... futex resumed>) = 0 [pid 3588] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3586] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3588] <... setsockopt resumed>) = 0 [pid 3588] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3586] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3588] <... futex resumed>) = 0 [pid 3586] exit_group(0) = ? [pid 3587] <... futex resumed>) = ? [pid 3587] +++ exited with 0 +++ [pid 3588] +++ exited with 0 +++ [pid 3586] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3586, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3589 ./strace-static-x86_64: Process 3589 attached [pid 3589] set_robust_list(0x555574f366a0, 24) = 0 [pid 3589] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3589] setpgid(0, 0executing program ) = 0 [pid 3589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3589] write(3, "1000", 4) = 4 [pid 3589] close(3) = 0 [pid 3589] write(1, "executing program\n", 18) = 18 [pid 3589] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3589] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3589] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3589] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3590]}, 88) = 3590 [pid 3589] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3589] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3589] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3590 attached [pid 3590] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3590] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3590] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3590] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3589] <... futex resumed>) = 0 [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3589] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] <... futex resumed>) = 0 [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3589] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] <... futex resumed>) = 0 [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] <... mmap resumed>) = 0x7f177f52a000 [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3589] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] <... mprotect resumed>) = 0 [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3590] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3591 attached [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3591] set_robust_list(0x7f177f54a9a0, 24 [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] <... clone3 resumed> => {parent_tid=[3591]}, 88) = 3591 [pid 3589] rt_sigprocmask(SIG_SETMASK, [], [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3591] <... set_robust_list resumed>) = 0 [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3591] rt_sigprocmask(SIG_SETMASK, [], [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3589] <... futex resumed>) = 0 [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3591] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3590] <... sendmsg resumed>) = 0 [pid 3591] <... setsockopt resumed>) = 0 [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3591] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3590] <... sendmsg resumed>) = 0 [pid 3589] <... futex resumed>) = 0 [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3591] <... futex resumed>) = 1 [pid 3590] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3591] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3590] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3590] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3589] exit_group(0) = ? [pid 3590] <... futex resumed>) = ? [pid 3591] <... futex resumed>) = ? [pid 3590] +++ exited with 0 +++ [pid 3591] +++ exited with 0 +++ [pid 3589] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3589, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3592 ./strace-static-x86_64: Process 3592 attached [pid 3592] set_robust_list(0x555574f366a0, 24) = 0 [pid 3592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3592] setpgid(0, 0) = 0 [pid 3592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3592] write(3, "1000", 4) = 4 [pid 3592] close(3) = 0 [pid 3592] write(1, "executing program\n", 18executing program ) = 18 [pid 3592] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3592] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3592] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3592] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3592] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3593 attached => {parent_tid=[3593]}, 88) = 3593 [pid 3593] set_robust_list(0x7f177f56b9a0, 24 [pid 3592] rt_sigprocmask(SIG_SETMASK, [], [pid 3593] <... set_robust_list resumed>) = 0 [pid 3592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3593] rt_sigprocmask(SIG_SETMASK, [], [pid 3592] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3592] <... futex resumed>) = 0 [pid 3593] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3592] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3593] <... socketpair resumed>[3, 4]) = 0 [pid 3593] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3592] <... futex resumed>) = 0 [pid 3593] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3592] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3593] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3592] <... futex resumed>) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3592] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3593] <... sendmsg resumed>) = 0 [pid 3592] <... futex resumed>) = 0 [pid 3592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3592] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3592] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3592] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3593] <... sendmsg resumed>) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3592] <... clone3 resumed> => {parent_tid=[3594]}, 88) = 3594 [pid 3593] <... sendmsg resumed>) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3592] rt_sigprocmask(SIG_SETMASK, [], [pid 3593] <... sendmsg resumed>) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3593] <... sendmsg resumed>) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3592] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3593] <... sendmsg resumed>) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_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 3594 attached [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3592] <... futex resumed>) = 0 [pid 3592] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3593] <... sendmsg resumed>) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3593] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3594] set_robust_list(0x7f177f54a9a0, 24 [pid 3593] <... sendmsg resumed>) = 0 [pid 3594] <... set_robust_list resumed>) = 0 [pid 3593] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3594] rt_sigprocmask(SIG_SETMASK, [], [pid 3593] <... futex resumed>) = 0 [pid 3594] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3593] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3594] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3594] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3592] <... futex resumed>) = 0 [pid 3592] exit_group(0 [pid 3594] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3592] <... exit_group resumed>) = ? [pid 3593] <... futex resumed>) = ? [pid 3594] <... futex resumed>) = ? [pid 3593] +++ exited with 0 +++ [pid 3594] +++ exited with 0 +++ [pid 3592] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3592, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3595 ./strace-static-x86_64: Process 3595 attached [pid 3595] set_robust_list(0x555574f366a0, 24) = 0 [pid 3595] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3595] setpgid(0, 0) = 0 [pid 3595] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3595] write(3, "1000", 4) = 4 [pid 3595] close(3) = 0 executing program [pid 3595] write(1, "executing program\n", 18) = 18 [pid 3595] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3595] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3595] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3595] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3595] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3596]}, 88) = 3596 ./strace-static-x86_64: Process 3596 attached [pid 3595] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3595] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3595] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3596] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3596] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3596] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3596] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3595] <... futex resumed>) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3596] <... sendmsg resumed>) = 0 [pid 3595] <... futex resumed>) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3596] <... sendmsg resumed>) = 0 [pid 3595] <... futex resumed>) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3596] <... sendmsg resumed>) = 0 [pid 3595] <... mmap resumed>) = 0x7f177f52a000 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3596] <... sendmsg resumed>) = 0 [pid 3595] <... mprotect resumed>) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3596] <... sendmsg resumed>) = 0 [pid 3595] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3596] <... sendmsg resumed>) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] <... clone3 resumed> => {parent_tid=[3597]}, 88) = 3597 [pid 3596] <... sendmsg resumed>) = 0 [pid 3595] rt_sigprocmask(SIG_SETMASK, [], [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3596] <... sendmsg resumed>) = 0 [pid 3595] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3595] <... futex resumed>) = 0 [pid 3596] <... sendmsg resumed>) = 0 [pid 3595] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3596] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3596] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3597 attached [pid 3597] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3597] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3597] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3597] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3595] <... futex resumed>) = 0 [pid 3595] exit_group(0 [pid 3596] <... futex resumed>) = ? [pid 3595] <... exit_group resumed>) = ? [pid 3596] +++ exited with 0 +++ [pid 3597] <... futex resumed>) = ? [pid 3597] +++ exited with 0 +++ [pid 3595] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3595, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3598 ./strace-static-x86_64: Process 3598 attached [pid 3598] set_robust_list(0x555574f366a0, 24) = 0 [pid 3598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3598] setpgid(0, 0) = 0 [pid 3598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3598] write(3, "1000", 4) = 4 [pid 3598] close(3) = 0 [pid 3598] write(1, "executing program\n", 18executing program ) = 18 [pid 3598] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3598] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3598] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3598] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3598] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3599 attached [pid 3599] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3599] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3599] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3598] <... clone3 resumed> => {parent_tid=[3599]}, 88) = 3599 [pid 3598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3598] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3599] <... futex resumed>) = 0 [pid 3599] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3598] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3599] <... socketpair resumed>[3, 4]) = 0 [pid 3599] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3599] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3598] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3598] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3599] <... futex resumed>) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3598] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3599] <... sendmsg resumed>) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3598] <... futex resumed>) = 0 [pid 3599] <... sendmsg resumed>) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3599] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3599] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3598] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3598] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3598] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3598] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3600 attached [pid 3600] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3600] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3600] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3598] <... clone3 resumed> => {parent_tid=[3600]}, 88) = 3600 [pid 3598] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3598] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3600] <... futex resumed>) = 0 [pid 3598] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3600] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3600] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3598] <... futex resumed>) = 0 [pid 3600] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3598] exit_group(0) = ? [pid 3599] <... futex resumed>) = ? [pid 3599] +++ exited with 0 +++ [pid 3600] <... futex resumed>) = ? [pid 3600] +++ exited with 0 +++ [pid 3598] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3598, 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=0x555574f36690) = 3601 ./strace-static-x86_64: Process 3601 attached [pid 3601] set_robust_list(0x555574f366a0, 24) = 0 [pid 3601] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3601] setpgid(0, 0) = 0 [pid 3601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3601] write(3, "1000", 4) = 4 [pid 3601] close(3) = 0 executing program [pid 3601] write(1, "executing program\n", 18) = 18 [pid 3601] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3601] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3601] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3601] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3602]}, 88) = 3602 [pid 3601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3601] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3602 attached [pid 3602] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3602] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3602] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3602] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3601] <... futex resumed>) = 0 [pid 3601] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3601] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3601] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3603]}, 88) = 3603 [pid 3601] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3601] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3601] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3602] <... futex resumed>) = 1 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3602] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3602] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3603 attached [pid 3603] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3603] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3603] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3603] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3601] <... futex resumed>) = 0 [pid 3601] exit_group(0) = ? [pid 3603] <... futex resumed>) = ? [pid 3602] <... futex resumed>) = ? [pid 3602] +++ exited with 0 +++ [pid 3603] +++ exited with 0 +++ [pid 3601] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3601, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3604 ./strace-static-x86_64: Process 3604 attached [pid 3604] set_robust_list(0x555574f366a0, 24) = 0 [pid 3604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3604] setpgid(0, 0) = 0 [pid 3604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1000", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] write(1, "executing program\n", 18executing program ) = 18 [pid 3604] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3604] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3604] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3604] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3605 attached => {parent_tid=[3605]}, 88) = 3605 [pid 3605] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3605] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3605] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3604] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3605] <... futex resumed>) = 0 [pid 3605] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3604] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3605] <... socketpair resumed>[3, 4]) = 0 [pid 3605] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3604] <... futex resumed>) = 0 [pid 3604] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3604] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3604] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3604] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3604] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3604] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3606]}, 88) = 3606 [pid 3604] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3604] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3604] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3606 attached [pid 3606] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3606] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3606] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3606] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3604] <... futex resumed>) = 0 [pid 3606] <... futex resumed>) = 1 [pid 3606] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3605] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3604] exit_group(0) = ? [pid 3605] <... futex resumed>) = ? [pid 3606] <... futex resumed>) = ? [pid 3605] +++ exited with 0 +++ [pid 3606] +++ exited with 0 +++ [pid 3604] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3604, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3607 ./strace-static-x86_64: Process 3607 attached [pid 3607] set_robust_list(0x555574f366a0, 24) = 0 [pid 3607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] setpgid(0, 0) = 0 [pid 3607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1000", 4) = 4 [pid 3607] close(3) = 0 executing program [pid 3607] write(1, "executing program\n", 18) = 18 [pid 3607] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3607] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3607] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3607] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3607] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3607] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3607] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3608 attached [pid 3608] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3608] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3608] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3607] <... clone3 resumed> => {parent_tid=[3608]}, 88) = 3608 [pid 3607] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3607] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3608] <... futex resumed>) = 0 [pid 3608] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3607] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3608] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3607] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3608] <... futex resumed>) = 0 [pid 3608] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3607] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3608] <... futex resumed>) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3608] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3608] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3607] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3608] <... futex resumed>) = 0 [pid 3608] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3608] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3608] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3607] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3607] exit_group(0) = ? [pid 3608] <... futex resumed>) = ? [pid 3608] +++ exited with 0 +++ [pid 3607] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3607, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3609 ./strace-static-x86_64: Process 3609 attached [pid 3609] set_robust_list(0x555574f366a0, 24) = 0 [pid 3609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3609] setpgid(0, 0) = 0 [pid 3609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1000", 4) = 4 [pid 3609] close(3) = 0 executing program [pid 3609] write(1, "executing program\n", 18) = 18 [pid 3609] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3609] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3609] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3609] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3609] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3610 attached => {parent_tid=[3610]}, 88) = 3610 [pid 3610] set_robust_list(0x7f177f56b9a0, 24 [pid 3609] rt_sigprocmask(SIG_SETMASK, [], [pid 3610] <... set_robust_list resumed>) = 0 [pid 3609] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3610] rt_sigprocmask(SIG_SETMASK, [], [pid 3609] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3609] <... futex resumed>) = 0 [pid 3610] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3609] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3610] <... socketpair resumed>[3, 4]) = 0 [pid 3610] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3609] <... futex resumed>) = 0 [pid 3609] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3609] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3609] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3609] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3609] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3609] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3611 attached [pid 3610] <... sendmsg resumed>) = 0 [pid 3611] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3611] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3611] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3609] <... clone3 resumed> => {parent_tid=[3611]}, 88) = 3611 [pid 3609] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3609] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3611] <... futex resumed>) = 0 [pid 3611] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3611] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3609] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3611] <... futex resumed>) = 0 [pid 3609] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3611] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3610] <... sendmsg resumed>) = 0 [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3610] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3610] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3609] exit_group(0 [pid 3611] <... futex resumed>) = ? [pid 3610] <... futex resumed>) = ? [pid 3609] <... exit_group resumed>) = ? [pid 3610] +++ exited with 0 +++ [pid 3611] +++ exited with 0 +++ [pid 3609] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3609, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3612 ./strace-static-x86_64: Process 3612 attached [pid 3612] set_robust_list(0x555574f366a0, 24) = 0 [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3612] setpgid(0, 0) = 0 [pid 3612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1000", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] write(1, "executing program\n", 18executing program ) = 18 [pid 3612] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3612] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3612] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3612] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3613 attached [pid 3613] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3613] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3613] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] <... clone3 resumed> => {parent_tid=[3613]}, 88) = 3613 [pid 3612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3612] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3613] <... futex resumed>) = 0 [pid 3613] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3612] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3613] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3613] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3612] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3613] <... futex resumed>) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3612] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3612] <... futex resumed>) = 0 [pid 3613] <... sendmsg resumed>) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3613] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3613] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3612] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3612] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3612] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3614 attached [pid 3614] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3614] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3614] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] <... clone3 resumed> => {parent_tid=[3614]}, 88) = 3614 [pid 3612] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3612] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3614] <... futex resumed>) = 0 [pid 3612] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3614] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3614] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3614] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3612] <... futex resumed>) = 0 [pid 3612] exit_group(0) = ? [pid 3613] <... futex resumed>) = ? [pid 3613] +++ exited with 0 +++ [pid 3614] <... futex resumed>) = ? [pid 3614] +++ exited with 0 +++ [pid 3612] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3612, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3615 ./strace-static-x86_64: Process 3615 attached [pid 3615] set_robust_list(0x555574f366a0, 24) = 0 [pid 3615] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3615] setpgid(0, 0) = 0 [pid 3615] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3615] write(3, "1000", 4) = 4 [pid 3615] close(3) = 0 [pid 3615] write(1, "executing program\n", 18executing program ) = 18 [pid 3615] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3615] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3615] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3615] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3616 attached => {parent_tid=[3616]}, 88) = 3616 [pid 3616] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3616] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3616] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3615] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3615] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3616] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3616] <... futex resumed>) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3615] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3616] <... sendmsg resumed>) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3616] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3616] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... futex resumed>) = 0 [pid 3615] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3615] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3615] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3615] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3617 attached [pid 3617] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3617] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3617] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] <... clone3 resumed> => {parent_tid=[3617]}, 88) = 3617 [pid 3615] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3615] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3617] <... futex resumed>) = 0 [pid 3617] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3617] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3617] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3615] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3615] exit_group(0) = ? [pid 3616] <... futex resumed>) = ? [pid 3616] +++ exited with 0 +++ [pid 3617] <... futex resumed>) = ? [pid 3617] +++ exited with 0 +++ [pid 3615] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3615, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3618 ./strace-static-x86_64: Process 3618 attached [pid 3618] set_robust_list(0x555574f366a0, 24) = 0 [pid 3618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3618] setpgid(0, 0) = 0 [pid 3618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3618] write(3, "1000", 4) = 4 [pid 3618] close(3) = 0 [pid 3618] write(1, "executing program\n", 18executing program ) = 18 [pid 3618] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3618] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3618] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3618] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3618] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3619 attached => {parent_tid=[3619]}, 88) = 3619 [pid 3619] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3619] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3619] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3618] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3619] <... futex resumed>) = 0 [pid 3619] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3619] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3619] <... futex resumed>) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3619] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3619] <... futex resumed>) = 0 [pid 3619] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3619] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3619] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3618] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3618] exit_group(0) = ? [pid 3619] <... futex resumed>) = ? [pid 3619] +++ exited with 0 +++ [pid 3618] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3618, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3620 ./strace-static-x86_64: Process 3620 attached [pid 3620] set_robust_list(0x555574f366a0, 24) = 0 [pid 3620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3620] setpgid(0, 0) = 0 [pid 3620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3620] write(3, "1000", 4) = 4 [pid 3620] close(3) = 0 executing program [pid 3620] write(1, "executing program\n", 18) = 18 [pid 3620] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3620] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3620] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3620] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3621 attached => {parent_tid=[3621]}, 88) = 3621 [pid 3620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3620] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3621] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3621] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3621] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3620] <... futex resumed>) = 0 [pid 3620] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3620] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3620] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3620] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3620] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3620] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3621] <... sendmsg resumed>) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3620] <... clone3 resumed> => {parent_tid=[3622]}, 88) = 3622 [pid 3621] <... sendmsg resumed>) = 0 [pid 3620] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3620] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3620] <... futex resumed>) = 0 [pid 3621] <... sendmsg resumed>) = 0 [pid 3620] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3621] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3621] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3622 attached [pid 3622] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3622] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3622] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3622] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3620] <... futex resumed>) = 0 [pid 3620] exit_group(0 [pid 3621] <... futex resumed>) = ? [pid 3620] <... exit_group resumed>) = ? [pid 3621] +++ exited with 0 +++ [pid 3622] <... futex resumed>) = ? [pid 3622] +++ exited with 0 +++ [pid 3620] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3620, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3623 ./strace-static-x86_64: Process 3623 attached [pid 3623] set_robust_list(0x555574f366a0, 24) = 0 [pid 3623] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3623] setpgid(0, 0) = 0 [pid 3623] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3623] write(3, "1000", 4) = 4 executing program [pid 3623] close(3) = 0 [pid 3623] write(1, "executing program\n", 18) = 18 [pid 3623] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3623] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3623] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3623] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3623] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3623] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3624 attached => {parent_tid=[3624]}, 88) = 3624 [pid 3624] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3624] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3624] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3623] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3624] <... futex resumed>) = 0 [pid 3624] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3623] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3624] <... socketpair resumed>[3, 4]) = 0 [pid 3624] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3624] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3623] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3624] <... futex resumed>) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3623] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3624] <... sendmsg resumed>) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3623] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3624] <... sendmsg resumed>) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3624] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3624] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] <... mmap resumed>) = 0x7f177f52a000 [pid 3623] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3623] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3623] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3625 attached => {parent_tid=[3625]}, 88) = 3625 [pid 3625] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3625] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3625] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3623] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3625] <... futex resumed>) = 0 [pid 3623] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3625] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3625] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3625] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3623] exit_group(0 [pid 3624] <... futex resumed>) = ? [pid 3623] <... exit_group resumed>) = ? [pid 3624] +++ exited with 0 +++ [pid 3625] <... futex resumed>) = ? [pid 3625] +++ exited with 0 +++ [pid 3623] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3623, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3626 ./strace-static-x86_64: Process 3626 attached [pid 3626] set_robust_list(0x555574f366a0, 24) = 0 [pid 3626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3626] setpgid(0, 0) = 0 [pid 3626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3626] write(3, "1000", 4) = 4 [pid 3626] close(3) = 0 executing program [pid 3626] write(1, "executing program\n", 18) = 18 [pid 3626] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3626] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3626] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3626] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3627 attached => {parent_tid=[3627]}, 88) = 3627 [pid 3626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3626] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3627] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3627] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3627] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3627] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3626] <... futex resumed>) = 0 [pid 3626] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3626] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3626] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3626] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3626] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3628]}, 88) = 3628 [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3628 attached [pid 3628] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3628] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3628] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] <... sendmsg resumed>) = 0 [pid 3626] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3626] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3626] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3628] <... futex resumed>) = 0 [pid 3628] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3628] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3626] <... futex resumed>) = 0 [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3628] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3627] <... sendmsg resumed>) = 0 [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3627] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3627] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3626] exit_group(0 [pid 3627] <... futex resumed>) = ? [pid 3626] <... exit_group resumed>) = ? [pid 3627] +++ exited with 0 +++ [pid 3628] <... futex resumed>) = ? [pid 3628] +++ exited with 0 +++ [pid 3626] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3626, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3629 ./strace-static-x86_64: Process 3629 attached [pid 3629] set_robust_list(0x555574f366a0, 24) = 0 [pid 3629] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3629] setpgid(0, 0) = 0 [pid 3629] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3629] write(3, "1000", 4) = 4 [pid 3629] close(3executing program ) = 0 [pid 3629] write(1, "executing program\n", 18) = 18 [pid 3629] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3629] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3629] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3629] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3630 attached => {parent_tid=[3630]}, 88) = 3630 [pid 3629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3629] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3629] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3630] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3630] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3630] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3630] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3629] <... futex resumed>) = 0 [pid 3629] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3629] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3629] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3629] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3629] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3629] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3629] <... clone3 resumed> => {parent_tid=[3631]}, 88) = 3631 [pid 3629] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3629] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3629] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3631 attached [pid 3631] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3631] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3631] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3631] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] <... futex resumed>) = 0 [pid 3631] <... futex resumed>) = 1 [pid 3631] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3630] <... sendmsg resumed>) = 0 [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3630] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3629] exit_group(0) = ? [pid 3630] <... futex resumed>) = ? [pid 3631] <... futex resumed>) = ? [pid 3630] +++ exited with 0 +++ [pid 3631] +++ exited with 0 +++ [pid 3629] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3629, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3632 ./strace-static-x86_64: Process 3632 attached [pid 3632] set_robust_list(0x555574f366a0, 24) = 0 [pid 3632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3632] setpgid(0, 0) = 0 [pid 3632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3632] write(3, "1000", 4) = 4 [pid 3632] close(3) = 0 [pid 3632] write(1, "executing program\n", 18executing program ) = 18 [pid 3632] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3632] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3632] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3632] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3633 attached => {parent_tid=[3633]}, 88) = 3633 [pid 3632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3632] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3633] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3633] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3633] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3633] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3632] <... futex resumed>) = 0 [pid 3632] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3632] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3632] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3634]}, 88) = 3634 [pid 3632] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3632] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3632] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3634 attached [pid 3634] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3634] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3634] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3634] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3632] <... futex resumed>) = 0 [pid 3634] <... futex resumed>) = 1 [pid 3634] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3633] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3633] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3632] exit_group(0 [pid 3633] <... futex resumed>) = ? [pid 3632] <... exit_group resumed>) = ? [pid 3633] +++ exited with 0 +++ [pid 3634] <... futex resumed>) = ? [pid 3634] +++ exited with 0 +++ [pid 3632] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3632, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3635 ./strace-static-x86_64: Process 3635 attached [pid 3635] set_robust_list(0x555574f366a0, 24) = 0 [pid 3635] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3635] setpgid(0, 0) = 0 [pid 3635] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3635] write(3, "1000", 4) = 4 [pid 3635] close(3) = 0 [pid 3635] write(1, "executing program\n", 18executing program ) = 18 [pid 3635] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3635] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3635] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3635] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3635] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3636 attached => {parent_tid=[3636]}, 88) = 3636 [pid 3635] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3635] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3635] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3636] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3636] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3636] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3636] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3635] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3635] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3635] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3635] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] <... mprotect resumed>) = 0 [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3635] <... clone3 resumed> => {parent_tid=[3637]}, 88) = 3637 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] rt_sigprocmask(SIG_SETMASK, [], [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3636] <... sendmsg resumed>) = 0 [pid 3635] <... futex resumed>) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3635] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3636] <... sendmsg resumed>) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3636] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3636] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3637 attached [pid 3637] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3637] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3637] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3637] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3635] <... futex resumed>) = 0 [pid 3635] exit_group(0 [pid 3636] <... futex resumed>) = ? [pid 3635] <... exit_group resumed>) = ? [pid 3636] +++ exited with 0 +++ [pid 3637] +++ exited with 0 +++ [pid 3635] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3635, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3638 ./strace-static-x86_64: Process 3638 attached [pid 3638] set_robust_list(0x555574f366a0, 24) = 0 [pid 3638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3638] setpgid(0, 0) = 0 [pid 3638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3638] write(3, "1000", 4) = 4 [pid 3638] close(3executing program ) = 0 [pid 3638] write(1, "executing program\n", 18) = 18 [pid 3638] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3638] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3638] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3638] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3638] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3638] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3639]}, 88) = 3639 ./strace-static-x86_64: Process 3639 attached [pid 3639] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3639] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3639] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3638] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3639] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3638] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3639] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3638] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3639] <... futex resumed>) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3638] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3638] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3638] <... mmap resumed>) = 0x7f177f52a000 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3638] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3639] <... sendmsg resumed>) = 0 [pid 3638] <... mprotect resumed>) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3638] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3638] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3639] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3640 attached [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3640] set_robust_list(0x7f177f54a9a0, 24 [pid 3638] <... clone3 resumed> => {parent_tid=[3640]}, 88) = 3640 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3640] <... set_robust_list resumed>) = 0 [pid 3638] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3638] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] <... sendmsg resumed>) = 0 [pid 3638] <... futex resumed>) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3638] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3639] <... sendmsg resumed>) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3640] rt_sigprocmask(SIG_SETMASK, [], [pid 3639] <... sendmsg resumed>) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3640] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3640] <... setsockopt resumed>) = 0 [pid 3639] <... sendmsg resumed>) = 0 [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3639] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3640] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3639] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3639] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3639] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3640] <... futex resumed>) = 1 [pid 3638] <... futex resumed>) = 0 [pid 3638] exit_group(0) = ? [pid 3639] <... futex resumed>) = ? [pid 3640] +++ exited with 0 +++ [pid 3639] +++ exited with 0 +++ [pid 3638] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3638, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3641 ./strace-static-x86_64: Process 3641 attached [pid 3641] set_robust_list(0x555574f366a0, 24) = 0 [pid 3641] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3641] setpgid(0, 0) = 0 [pid 3641] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3641] write(3, "1000", 4) = 4 [pid 3641] close(3) = 0 executing program [pid 3641] write(1, "executing program\n", 18) = 18 [pid 3641] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3641] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3641] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3641] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3641] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3641] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3642]}, 88) = 3642 ./strace-static-x86_64: Process 3642 attached [pid 3641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3641] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3641] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3642] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3642] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3642] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3641] <... futex resumed>) = 0 [pid 3641] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3641] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3641] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3641] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3641] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3641] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3642] <... sendmsg resumed>) = 0 [pid 3641] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3641] <... clone3 resumed> => {parent_tid=[3643]}, 88) = 3643 [pid 3641] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3641] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3642] <... sendmsg resumed>) = 0 [pid 3641] <... futex resumed>) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3641] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3642] <... sendmsg resumed>) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3642] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3642] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3643 attached [pid 3643] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3643] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3643] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3643] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3641] <... futex resumed>) = 0 [pid 3641] exit_group(0 [pid 3642] <... futex resumed>) = ? [pid 3641] <... exit_group resumed>) = ? [pid 3642] +++ exited with 0 +++ [pid 3643] <... futex resumed>) = ? [pid 3643] +++ exited with 0 +++ [pid 3641] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3641, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3644 ./strace-static-x86_64: Process 3644 attached [pid 3644] set_robust_list(0x555574f366a0, 24) = 0 [pid 3644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3644] setpgid(0, 0) = 0 [pid 3644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3644] write(3, "1000", 4) = 4 [pid 3644] close(3) = 0 [pid 3644] write(1, "executing program\n", 18executing program ) = 18 [pid 3644] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3644] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3644] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3644] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3644] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3644] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3645 attached [pid 3645] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3645] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3645] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] <... clone3 resumed> => {parent_tid=[3645]}, 88) = 3645 [pid 3644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3644] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3645] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3645] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3645] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3644] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3645] <... futex resumed>) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3644] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3645] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3645] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] <... futex resumed>) = 0 [pid 3644] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3644] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3644] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3644] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3646 attached [pid 3646] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3646] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3646] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3644] <... clone3 resumed> => {parent_tid=[3646]}, 88) = 3646 [pid 3644] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3644] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3644] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3646] <... futex resumed>) = 0 [pid 3646] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3646] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3644] <... futex resumed>) = 0 [pid 3644] exit_group(0 [pid 3645] <... futex resumed>) = ? [pid 3645] +++ exited with 0 +++ [pid 3644] <... exit_group resumed>) = ? [pid 3646] +++ exited with 0 +++ [pid 3644] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3644, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3647 ./strace-static-x86_64: Process 3647 attached [pid 3647] set_robust_list(0x555574f366a0, 24) = 0 [pid 3647] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3647] setpgid(0, 0) = 0 [pid 3647] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3647] write(3, "1000", 4) = 4 executing program [pid 3647] close(3) = 0 [pid 3647] write(1, "executing program\n", 18) = 18 [pid 3647] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3647] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3647] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3647] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3648 attached => {parent_tid=[3648]}, 88) = 3648 [pid 3647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3647] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3647] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3648] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3648] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3648] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3648] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... futex resumed>) = 0 [pid 3647] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3648] <... futex resumed>) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3647] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3648] <... sendmsg resumed>) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3647] <... futex resumed>) = 0 [pid 3648] <... sendmsg resumed>) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3647] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3648] <... sendmsg resumed>) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3647] <... mmap resumed>) = 0x7f177f52a000 [pid 3648] <... sendmsg resumed>) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3647] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3648] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3648] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] <... mprotect resumed>) = 0 [pid 3647] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3647] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3649 attached => {parent_tid=[3649]}, 88) = 3649 [pid 3649] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3649] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3649] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3647] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3649] <... futex resumed>) = 0 [pid 3649] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3649] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3649] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3647] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3647] exit_group(0 [pid 3648] <... futex resumed>) = ? [pid 3647] <... exit_group resumed>) = ? [pid 3648] +++ exited with 0 +++ [pid 3649] <... futex resumed>) = ? [pid 3649] +++ exited with 0 +++ [pid 3647] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3647, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3650 ./strace-static-x86_64: Process 3650 attached [pid 3650] set_robust_list(0x555574f366a0, 24) = 0 [pid 3650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3650] setpgid(0, 0) = 0 [pid 3650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3650] write(3, "1000", 4) = 4 [pid 3650] close(3executing program ) = 0 [pid 3650] write(1, "executing program\n", 18) = 18 [pid 3650] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3650] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3650] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3650] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3651]}, 88) = 3651 ./strace-static-x86_64: Process 3651 attached [pid 3650] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3650] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3651] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3651] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3651] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3650] <... futex resumed>) = 0 [pid 3650] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3650] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3650] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3650] <... clone3 resumed> => {parent_tid=[3652]}, 88) = 3652 [pid 3650] rt_sigprocmask(SIG_SETMASK, [], [pid 3651] <... sendmsg resumed>) = 0 [pid 3650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3650] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3650] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3651] <... sendmsg resumed>) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3651] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3651] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3652 attached [pid 3652] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3652] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3652] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3652] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3650] <... futex resumed>) = 0 [pid 3650] exit_group(0) = ? [pid 3651] <... futex resumed>) = ? [pid 3652] <... futex resumed>) = ? [pid 3651] +++ exited with 0 +++ [pid 3652] +++ exited with 0 +++ [pid 3650] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3650, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3653 ./strace-static-x86_64: Process 3653 attached [pid 3653] set_robust_list(0x555574f366a0, 24) = 0 [pid 3653] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3653] setpgid(0, 0) = 0 [pid 3653] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3653] write(3, "1000", 4) = 4 [pid 3653] close(3) = 0 [pid 3653] write(1, "executing program\n", 18executing program ) = 18 [pid 3653] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3653] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3653] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3653] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3653] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3654 attached => {parent_tid=[3654]}, 88) = 3654 [pid 3654] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3654] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3654] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3653] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3654] <... futex resumed>) = 0 [pid 3654] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3653] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3654] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3654] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3653] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3654] <... futex resumed>) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3653] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] <... sendmsg resumed>) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3653] <... futex resumed>) = 0 [pid 3654] <... sendmsg resumed>) = 0 [pid 3653] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3653] <... mmap resumed>) = 0x7f177f52a000 [pid 3654] <... sendmsg resumed>) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3653] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3654] <... sendmsg resumed>) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3653] <... mprotect resumed>) = 0 [pid 3653] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3653] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3655 attached => {parent_tid=[3655]}, 88) = 3655 [pid 3655] set_robust_list(0x7f177f54a9a0, 24 [pid 3653] rt_sigprocmask(SIG_SETMASK, [], [pid 3655] <... set_robust_list resumed>) = 0 [pid 3653] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3655] rt_sigprocmask(SIG_SETMASK, [], [pid 3653] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3655] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3653] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3654] <... sendmsg resumed>) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3655] <... setsockopt resumed>) = 0 [pid 3654] <... sendmsg resumed>) = 0 [pid 3655] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3654] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3654] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3654] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3655] <... futex resumed>) = 1 [pid 3653] <... futex resumed>) = 0 [pid 3655] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3653] exit_group(0) = ? [pid 3655] <... futex resumed>) = ? [pid 3654] <... futex resumed>) = ? [pid 3655] +++ exited with 0 +++ [pid 3654] +++ exited with 0 +++ [pid 3653] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3653, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3656 ./strace-static-x86_64: Process 3656 attached [pid 3656] set_robust_list(0x555574f366a0, 24) = 0 [pid 3656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3656] setpgid(0, 0) = 0 [pid 3656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3656] write(3, "1000", 4) = 4 [pid 3656] close(3) = 0 [pid 3656] write(1, "executing program\n", 18executing program ) = 18 [pid 3656] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3656] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3656] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3656] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3656] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3657 attached [pid 3657] set_robust_list(0x7f177f56b9a0, 24 [pid 3656] <... clone3 resumed> => {parent_tid=[3657]}, 88) = 3657 [pid 3657] <... set_robust_list resumed>) = 0 [pid 3657] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3657] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3656] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3657] <... futex resumed>) = 0 [pid 3657] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3656] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3657] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3656] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3657] <... futex resumed>) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3656] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3656] <... futex resumed>) = 0 [pid 3657] <... sendmsg resumed>) = 0 [pid 3656] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3656] <... mmap resumed>) = 0x7f177f52a000 [pid 3657] <... sendmsg resumed>) = 0 [pid 3656] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3656] <... mprotect resumed>) = 0 [pid 3657] <... sendmsg resumed>) = 0 [pid 3656] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3656] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3657] <... sendmsg resumed>) = 0 [pid 3656] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3656] <... clone3 resumed> => {parent_tid=[3658]}, 88) = 3658 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3658 attached ) = 0 [pid 3656] rt_sigprocmask(SIG_SETMASK, [], [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3658] set_robust_list(0x7f177f54a9a0, 24 [pid 3656] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3657] <... sendmsg resumed>) = 0 [pid 3656] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3656] <... futex resumed>) = 0 [pid 3657] <... sendmsg resumed>) = 0 [pid 3656] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3658] <... set_robust_list resumed>) = 0 [pid 3657] <... sendmsg resumed>) = 0 [pid 3658] rt_sigprocmask(SIG_SETMASK, [], [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3657] <... sendmsg resumed>) = 0 [pid 3658] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3658] <... setsockopt resumed>) = 0 [pid 3657] <... sendmsg resumed>) = 0 [pid 3658] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3658] <... futex resumed>) = 1 [pid 3657] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3656] <... futex resumed>) = 0 [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3658] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3657] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3657] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3656] exit_group(0) = ? [pid 3657] <... futex resumed>) = ? [pid 3657] +++ exited with 0 +++ [pid 3658] <... futex resumed>) = ? [pid 3658] +++ exited with 0 +++ [pid 3656] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3656, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3659 ./strace-static-x86_64: Process 3659 attached [pid 3659] set_robust_list(0x555574f366a0, 24) = 0 [pid 3659] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3659] setpgid(0, 0) = 0 [pid 3659] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3659] write(3, "1000", 4) = 4 [pid 3659] close(3) = 0 [pid 3659] write(1, "executing program\n", 18executing program ) = 18 [pid 3659] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3659] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3659] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3659] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3659] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3659] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3660 attached => {parent_tid=[3660]}, 88) = 3660 [pid 3660] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3660] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3660] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3659] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3660] <... futex resumed>) = 0 [pid 3660] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3659] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3660] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3660] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3659] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3660] <... futex resumed>) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3659] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3660] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3660] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] <... futex resumed>) = 0 [pid 3659] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3659] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3659] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3659] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3661 attached => {parent_tid=[3661]}, 88) = 3661 [pid 3661] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3661] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3661] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3659] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3661] <... futex resumed>) = 0 [pid 3661] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3661] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3661] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3659] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3659] exit_group(0 [pid 3660] <... futex resumed>) = ? [pid 3659] <... exit_group resumed>) = ? [pid 3660] +++ exited with 0 +++ [pid 3661] <... futex resumed>) = ? [pid 3661] +++ exited with 0 +++ [pid 3659] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3659, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3662 ./strace-static-x86_64: Process 3662 attached [pid 3662] set_robust_list(0x555574f366a0, 24) = 0 [pid 3662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3662] setpgid(0, 0) = 0 [pid 3662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3662] write(3, "1000", 4) = 4 [pid 3662] close(3) = 0 [pid 3662] write(1, "executing program\n", 18executing program ) = 18 [pid 3662] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3662] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3662] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3662] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3663 attached => {parent_tid=[3663]}, 88) = 3663 [pid 3662] rt_sigprocmask(SIG_SETMASK, [], [pid 3663] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3663] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3663] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3662] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3663] <... futex resumed>) = 0 [pid 3662] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3663] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3663] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3662] <... futex resumed>) = 0 [pid 3662] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3662] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3662] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3662] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3662] <... clone3 resumed> => {parent_tid=[3664]}, 88) = 3664 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3662] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3662] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3662] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3664 attached [pid 3664] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3664] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3664] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3664] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3662] <... futex resumed>) = 0 [pid 3664] <... futex resumed>) = 1 [pid 3664] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3663] <... sendmsg resumed>) = 0 [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3663] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3663] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3662] exit_group(0 [pid 3663] <... futex resumed>) = ? [pid 3662] <... exit_group resumed>) = ? [pid 3663] +++ exited with 0 +++ [pid 3664] <... futex resumed>) = ? [pid 3664] +++ exited with 0 +++ [pid 3662] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3662, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3665 ./strace-static-x86_64: Process 3665 attached [pid 3665] set_robust_list(0x555574f366a0, 24) = 0 [pid 3665] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3665] setpgid(0, 0) = 0 [pid 3665] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3665] write(3, "1000", 4) = 4 [pid 3665] close(3) = 0 executing program [pid 3665] write(1, "executing program\n", 18) = 18 [pid 3665] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3665] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3665] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3665] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3666]}, 88) = 3666 [pid 3665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3665] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3666 attached [pid 3666] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3666] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3666] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3666] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3665] <... futex resumed>) = 0 [pid 3665] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3665] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3665] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3665] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3667 attached [pid 3666] <... futex resumed>) = 1 [pid 3665] <... clone3 resumed> => {parent_tid=[3667]}, 88) = 3667 [pid 3665] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3665] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3665] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3667] set_robust_list(0x7f177f54a9a0, 24 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3667] <... set_robust_list resumed>) = 0 [pid 3666] <... sendmsg resumed>) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3667] rt_sigprocmask(SIG_SETMASK, [], [pid 3666] <... sendmsg resumed>) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3667] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3667] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3666] <... sendmsg resumed>) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3667] <... setsockopt resumed>) = 0 [pid 3666] <... sendmsg resumed>) = 0 [pid 3667] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3667] <... futex resumed>) = 1 [pid 3665] <... futex resumed>) = 0 [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3667] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3666] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3666] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3666] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3666] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3665] exit_group(0 [pid 3667] <... futex resumed>) = ? [pid 3666] <... futex resumed>) = ? [pid 3665] <... exit_group resumed>) = ? [pid 3667] +++ exited with 0 +++ [pid 3666] +++ exited with 0 +++ [pid 3665] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3665, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3668 ./strace-static-x86_64: Process 3668 attached [pid 3668] set_robust_list(0x555574f366a0, 24) = 0 [pid 3668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3668] setpgid(0, 0) = 0 [pid 3668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3668] write(3, "1000", 4) = 4 executing program [pid 3668] close(3) = 0 [pid 3668] write(1, "executing program\n", 18) = 18 [pid 3668] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3668] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3668] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3668] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3668] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3669 attached => {parent_tid=[3669]}, 88) = 3669 [pid 3669] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3669] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3668] rt_sigprocmask(SIG_SETMASK, [], [pid 3669] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3668] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3669] <... futex resumed>) = 0 [pid 3669] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3668] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3669] <... socketpair resumed>[3, 4]) = 0 [pid 3669] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3669] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3668] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3669] <... futex resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3668] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] <... mmap resumed>) = 0x7f177f52a000 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] <... mprotect resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3668] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3669] <... sendmsg resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] <... clone3 resumed> => {parent_tid=[3670]}, 88) = 3670 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] rt_sigprocmask(SIG_SETMASK, [], [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3668] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3668] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3670 attached [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3670] set_robust_list(0x7f177f54a9a0, 24 [pid 3669] <... sendmsg resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3670] <... set_robust_list resumed>) = 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3670] rt_sigprocmask(SIG_SETMASK, [], [pid 3669] <... sendmsg resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3670] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3669] <... sendmsg resumed>) = 0 [pid 3669] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3669] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3669] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3670] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3670] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3668] <... futex resumed>) = 0 [pid 3670] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3668] exit_group(0) = ? [pid 3670] <... futex resumed>) = ? [pid 3670] +++ exited with 0 +++ [pid 3669] <... futex resumed>) = ? [pid 3669] +++ exited with 0 +++ [pid 3668] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3668, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3671 ./strace-static-x86_64: Process 3671 attached [pid 3671] set_robust_list(0x555574f366a0, 24) = 0 [pid 3671] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3671] setpgid(0, 0) = 0 [pid 3671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3671] write(3, "1000", 4) = 4 [pid 3671] close(3) = 0 executing program [pid 3671] write(1, "executing program\n", 18) = 18 [pid 3671] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3671] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3671] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3671] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3672 attached => {parent_tid=[3672]}, 88) = 3672 [pid 3672] set_robust_list(0x7f177f56b9a0, 24 [pid 3671] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3671] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] <... set_robust_list resumed>) = 0 [pid 3671] <... futex resumed>) = 0 [pid 3672] rt_sigprocmask(SIG_SETMASK, [], [pid 3671] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3672] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3672] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3672] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3672] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] <... futex resumed>) = 0 [pid 3671] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3672] <... futex resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3672] <... sendmsg resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3672] <... sendmsg resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] <... mprotect resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3672] <... sendmsg resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3673 attached [pid 3673] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3673] rt_sigprocmask(SIG_SETMASK, [], [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] <... clone3 resumed> => {parent_tid=[3673]}, 88) = 3673 [pid 3673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] rt_sigprocmask(SIG_SETMASK, [], [pid 3673] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3671] <... futex resumed>) = 0 [pid 3672] <... sendmsg resumed>) = 0 [pid 3671] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3673] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3672] <... sendmsg resumed>) = 0 [pid 3673] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3673] <... setsockopt resumed>) = 0 [pid 3672] <... sendmsg resumed>) = 0 [pid 3673] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3673] <... futex resumed>) = 1 [pid 3672] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3671] <... futex resumed>) = 0 [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3673] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3672] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3672] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3671] exit_group(0 [pid 3672] <... futex resumed>) = ? [pid 3671] <... exit_group resumed>) = ? [pid 3672] +++ exited with 0 +++ [pid 3673] <... futex resumed>) = ? [pid 3673] +++ exited with 0 +++ [pid 3671] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3671, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3674 ./strace-static-x86_64: Process 3674 attached [pid 3674] set_robust_list(0x555574f366a0, 24) = 0 [pid 3674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3674] setpgid(0, 0) = 0 [pid 3674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3674] write(3, "1000", 4) = 4 [pid 3674] close(3) = 0 [pid 3674] write(1, "executing program\n", 18executing program ) = 18 [pid 3674] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3674] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3674] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3674] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3675 attached => {parent_tid=[3675]}, 88) = 3675 [pid 3675] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3675] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3675] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3674] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3675] <... futex resumed>) = 0 [pid 3675] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3674] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3675] <... socketpair resumed>[3, 4]) = 0 [pid 3675] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3674] <... futex resumed>) = 0 [pid 3674] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3674] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3674] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3674] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3674] <... clone3 resumed> => {parent_tid=[3676]}, 88) = 3676 [pid 3674] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3674] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3674] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3676 attached [pid 3676] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3676] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3676] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3676] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3674] <... futex resumed>) = 0 [pid 3676] <... futex resumed>) = 1 [pid 3676] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3675] <... sendmsg resumed>) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3675] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3675] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3674] exit_group(0) = ? [pid 3676] <... futex resumed>) = ? [pid 3676] +++ exited with 0 +++ [pid 3675] <... futex resumed>) = ? [pid 3675] +++ exited with 0 +++ [pid 3674] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3674, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3677 ./strace-static-x86_64: Process 3677 attached [pid 3677] set_robust_list(0x555574f366a0, 24) = 0 [pid 3677] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3677] setpgid(0, 0) = 0 [pid 3677] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3677] write(3, "1000", 4) = 4 [pid 3677] close(3) = 0 [pid 3677] write(1, "executing program\n", 18executing program ) = 18 [pid 3677] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3677] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3677] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3677] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3678]}, 88) = 3678 ./strace-static-x86_64: Process 3678 attached [pid 3678] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3678] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3678] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3677] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3678] <... futex resumed>) = 0 [pid 3678] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3677] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3678] <... socketpair resumed>[3, 4]) = 0 [pid 3678] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3678] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3677] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3678] <... futex resumed>) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3677] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3678] <... sendmsg resumed>) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3677] <... futex resumed>) = 0 [pid 3678] <... sendmsg resumed>) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3677] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3678] <... sendmsg resumed>) = 0 [pid 3677] <... mmap resumed>) = 0x7f177f52a000 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3677] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3677] <... mprotect resumed>) = 0 [pid 3678] <... sendmsg resumed>) = 0 [pid 3677] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3678] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3677] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3677] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3678] <... sendmsg resumed>) = 0 [pid 3678] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3677] <... clone3 resumed> => {parent_tid=[3679]}, 88) = 3679 [pid 3678] <... futex resumed>) = 0 [pid 3677] rt_sigprocmask(SIG_SETMASK, [], [pid 3678] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3677] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3677] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3679 attached [pid 3679] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3679] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3679] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3679] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3677] <... futex resumed>) = 0 [pid 3677] exit_group(0) = ? [pid 3679] +++ exited with 0 +++ [pid 3678] <... futex resumed>) = ? [pid 3678] +++ exited with 0 +++ [pid 3677] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3677, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3680 ./strace-static-x86_64: Process 3680 attached [pid 3680] set_robust_list(0x555574f366a0, 24) = 0 [pid 3680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3680] setpgid(0, 0) = 0 [pid 3680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3680] write(3, "1000", 4) = 4 [pid 3680] close(3) = 0 [pid 3680] write(1, "executing program\n", 18executing program ) = 18 [pid 3680] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3680] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3680] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3680] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3681]}, 88) = 3681 [pid 3680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3680] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3681 attached [pid 3681] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3681] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3681] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3681] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3680] <... futex resumed>) = 0 [pid 3680] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3680] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3680] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3680] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3680] <... clone3 resumed> => {parent_tid=[3682]}, 88) = 3682 [pid 3680] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3680] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3680] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3682 attached [pid 3682] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3682] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3682] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3682] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3680] <... futex resumed>) = 0 [pid 3682] <... futex resumed>) = 1 [pid 3682] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3681] <... sendmsg resumed>) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3681] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3681] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3680] exit_group(0 [pid 3681] <... futex resumed>) = 231 [pid 3680] <... exit_group resumed>) = ? [pid 3682] <... futex resumed>) = ? [pid 3682] +++ exited with 0 +++ [pid 3681] +++ exited with 0 +++ [pid 3680] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3680, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3683 ./strace-static-x86_64: Process 3683 attached [pid 3683] set_robust_list(0x555574f366a0, 24) = 0 [pid 3683] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3683] setpgid(0, 0) = 0 [pid 3683] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3683] write(3, "1000", 4) = 4 [pid 3683] close(3) = 0 [pid 3683] write(1, "executing program\n", 18executing program ) = 18 [pid 3683] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3683] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3683] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3683] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3683] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3683] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3684 attached => {parent_tid=[3684]}, 88) = 3684 [pid 3684] set_robust_list(0x7f177f56b9a0, 24 [pid 3683] rt_sigprocmask(SIG_SETMASK, [], [pid 3684] <... set_robust_list resumed>) = 0 [pid 3683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3684] rt_sigprocmask(SIG_SETMASK, [], [pid 3683] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3683] <... futex resumed>) = 0 [pid 3684] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3683] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3684] <... socketpair resumed>[3, 4]) = 0 [pid 3684] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3683] <... futex resumed>) = 0 [pid 3683] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3683] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3683] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3683] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3683] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3684] <... sendmsg resumed>) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3685 attached ) = 0 [pid 3685] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3685] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3685] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] <... clone3 resumed> => {parent_tid=[3685]}, 88) = 3685 [pid 3684] <... sendmsg resumed>) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] rt_sigprocmask(SIG_SETMASK, [], [pid 3684] <... sendmsg resumed>) = 0 [pid 3683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3684] <... sendmsg resumed>) = 0 [pid 3683] <... futex resumed>) = 1 [pid 3685] <... futex resumed>) = 0 [pid 3685] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3685] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3685] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3683] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3684] <... sendmsg resumed>) = 0 [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3684] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3684] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3683] exit_group(0 [pid 3685] <... futex resumed>) = ? [pid 3684] <... futex resumed>) = ? [pid 3683] <... exit_group resumed>) = ? [pid 3684] +++ exited with 0 +++ [pid 3685] +++ exited with 0 +++ [pid 3683] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3683, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3686 ./strace-static-x86_64: Process 3686 attached [pid 3686] set_robust_list(0x555574f366a0, 24) = 0 [pid 3686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3686] setpgid(0, 0) = 0 [pid 3686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3686] write(3, "1000", 4) = 4 [pid 3686] close(3) = 0 [pid 3686] write(1, "executing program\n", 18executing program ) = 18 [pid 3686] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3686] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3686] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3686] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3686] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3687]}, 88) = 3687 ./strace-static-x86_64: Process 3687 attached [pid 3687] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3687] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3687] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3686] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3687] <... futex resumed>) = 0 [pid 3687] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3686] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] <... socketpair resumed>[3, 4]) = 0 [pid 3687] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3687] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] <... futex resumed>) = 0 [pid 3686] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3687] <... futex resumed>) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3686] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3686] <... futex resumed>) = 0 [pid 3687] <... sendmsg resumed>) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3686] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3687] <... sendmsg resumed>) = 0 [pid 3686] <... mmap resumed>) = 0x7f177f52a000 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3686] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3686] <... mprotect resumed>) = 0 [pid 3687] <... sendmsg resumed>) = 0 [pid 3686] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3686] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3686] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3687] <... sendmsg resumed>) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0./strace-static-x86_64: Process 3688 attached [pid 3686] <... clone3 resumed> => {parent_tid=[3688]}, 88) = 3688 [pid 3686] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3686] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3686] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3687] <... sendmsg resumed>) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3688] set_robust_list(0x7f177f54a9a0, 24 [pid 3687] <... sendmsg resumed>) = 0 [pid 3687] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3687] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3687] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3688] <... set_robust_list resumed>) = 0 [pid 3688] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3688] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3688] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3686] <... futex resumed>) = 0 [pid 3688] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3686] exit_group(0) = ? [pid 3688] <... futex resumed>) = ? [pid 3687] <... futex resumed>) = ? [pid 3687] +++ exited with 0 +++ [pid 3688] +++ exited with 0 +++ [pid 3686] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3686, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3689 ./strace-static-x86_64: Process 3689 attached [pid 3689] set_robust_list(0x555574f366a0, 24) = 0 [pid 3689] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3689] setpgid(0, 0) = 0 [pid 3689] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3689] write(3, "1000", 4) = 4 [pid 3689] close(3) = 0 [pid 3689] write(1, "executing program\n", 18executing program ) = 18 [pid 3689] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3689] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3689] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3689] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3690 attached => {parent_tid=[3690]}, 88) = 3690 [pid 3690] set_robust_list(0x7f177f56b9a0, 24 [pid 3689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3689] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3690] <... set_robust_list resumed>) = 0 [pid 3690] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3690] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3690] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3689] <... futex resumed>) = 0 [pid 3689] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3689] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3689] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3689] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3689] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3690] <... sendmsg resumed>) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3690] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3690] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3691 attached [pid 3691] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3691] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3691] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] <... clone3 resumed> => {parent_tid=[3691]}, 88) = 3691 [pid 3689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3689] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3691] <... futex resumed>) = 0 [pid 3691] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3691] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3689] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3691] <... futex resumed>) = 0 [pid 3689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3691] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3689] exit_group(0 [pid 3690] <... futex resumed>) = ? [pid 3690] +++ exited with 0 +++ [pid 3691] <... futex resumed>) = ? [pid 3691] +++ exited with 0 +++ [pid 3689] <... exit_group resumed>) = ? [pid 3689] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3689, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3692 ./strace-static-x86_64: Process 3692 attached [pid 3692] set_robust_list(0x555574f366a0, 24) = 0 [pid 3692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3692] setpgid(0, 0) = 0 [pid 3692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3692] write(3, "1000", 4) = 4 [pid 3692] close(3) = 0 [pid 3692] write(1, "executing program\n", 18executing program ) = 18 [pid 3692] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3692] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3692] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3692] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3692] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3693 attached => {parent_tid=[3693]}, 88) = 3693 [pid 3693] set_robust_list(0x7f177f56b9a0, 24 [pid 3692] rt_sigprocmask(SIG_SETMASK, [], [pid 3693] <... set_robust_list resumed>) = 0 [pid 3692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3693] rt_sigprocmask(SIG_SETMASK, [], [pid 3692] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3693] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3692] <... futex resumed>) = 0 [pid 3693] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3692] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3693] <... socketpair resumed>[3, 4]) = 0 [pid 3693] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3692] <... futex resumed>) = 0 [pid 3692] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3692] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3692] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3692] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3692] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3694]}, 88) = 3694 [pid 3693] <... sendmsg resumed>) = 0 [pid 3692] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3692] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3692] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3694 attached [pid 3694] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3694] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3694] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3694] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3692] <... futex resumed>) = 0 [pid 3694] <... futex resumed>) = 1 [pid 3694] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3693] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3693] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3692] exit_group(0 [pid 3693] <... futex resumed>) = ? [pid 3692] <... exit_group resumed>) = ? [pid 3693] +++ exited with 0 +++ [pid 3694] <... futex resumed>) = ? [pid 3694] +++ exited with 0 +++ [pid 3692] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3692, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3695 ./strace-static-x86_64: Process 3695 attached [pid 3695] set_robust_list(0x555574f366a0, 24) = 0 [pid 3695] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3695] setpgid(0, 0) = 0 [pid 3695] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3695] write(3, "1000", 4) = 4 [pid 3695] close(3executing program ) = 0 [pid 3695] write(1, "executing program\n", 18) = 18 [pid 3695] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3695] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3695] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3695] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3695] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3696]}, 88) = 3696 [pid 3695] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3695] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3695] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3696 attached [pid 3696] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3696] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3696] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3696] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3696] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] <... futex resumed>) = 0 [pid 3695] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3695] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3695] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3695] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3695] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3695] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3696] <... futex resumed>) = 0 [pid 3695] <... clone3 resumed> => {parent_tid=[3697]}, 88) = 3697 ./strace-static-x86_64: Process 3697 attached [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3695] rt_sigprocmask(SIG_SETMASK, [], [pid 3697] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3697] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3697] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] <... sendmsg resumed>) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3696] <... sendmsg resumed>) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3695] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3697] <... futex resumed>) = 0 [pid 3695] <... futex resumed>) = 1 [pid 3696] <... sendmsg resumed>) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3697] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3696] <... sendmsg resumed>) = 0 [pid 3695] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3697] <... setsockopt resumed>) = 0 [pid 3696] <... sendmsg resumed>) = 0 [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3697] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3696] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3697] <... futex resumed>) = 1 [pid 3695] <... futex resumed>) = 0 [pid 3696] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3697] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3696] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3696] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3696] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3695] exit_group(0 [pid 3696] <... futex resumed>) = ? [pid 3695] <... exit_group resumed>) = ? [pid 3696] +++ exited with 0 +++ [pid 3697] <... futex resumed>) = ? [pid 3697] +++ exited with 0 +++ [pid 3695] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3695, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3698 ./strace-static-x86_64: Process 3698 attached [pid 3698] set_robust_list(0x555574f366a0, 24) = 0 [pid 3698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3698] setpgid(0, 0) = 0 [pid 3698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3698] write(3, "1000", 4) = 4 [pid 3698] close(3executing program ) = 0 [pid 3698] write(1, "executing program\n", 18) = 18 [pid 3698] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3698] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3698] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3698] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3698] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3699]}, 88) = 3699 [pid 3698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3698] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3698] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3699 attached [pid 3699] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3699] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3699] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3699] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3698] <... futex resumed>) = 0 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3698] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3698] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3699] <... sendmsg resumed>) = 0 [pid 3698] <... futex resumed>) = 0 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3698] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3699] <... sendmsg resumed>) = 0 [pid 3698] <... mmap resumed>) = 0x7f177f52a000 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3698] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3699] <... sendmsg resumed>) = 0 [pid 3698] <... mprotect resumed>) = 0 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3698] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3698] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3699] <... sendmsg resumed>) = 0 [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3698] <... clone3 resumed> => {parent_tid=[3700]}, 88) = 3700 [pid 3698] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3698] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3700 attached [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3698] <... futex resumed>) = 0 [pid 3698] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3700] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3700] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3700] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3700] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3698] <... futex resumed>) = 0 [pid 3699] <... sendmsg resumed>) = 0 [pid 3700] <... futex resumed>) = 1 [pid 3700] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3699] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3699] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3698] exit_group(0) = ? [pid 3700] <... futex resumed>) = ? [pid 3699] <... futex resumed>) = ? [pid 3700] +++ exited with 0 +++ [pid 3699] +++ exited with 0 +++ [pid 3698] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3698, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3701 ./strace-static-x86_64: Process 3701 attached [pid 3701] set_robust_list(0x555574f366a0, 24) = 0 [pid 3701] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3701] setpgid(0, 0) = 0 [pid 3701] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3701] write(3, "1000", 4) = 4 [pid 3701] close(3) = 0 [pid 3701] write(1, "executing program\n", 18executing program ) = 18 [pid 3701] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3701] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3701] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3701] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3703 attached => {parent_tid=[3703]}, 88) = 3703 [pid 3703] set_robust_list(0x7f177f56b9a0, 24 [pid 3701] rt_sigprocmask(SIG_SETMASK, [], [pid 3703] <... set_robust_list resumed>) = 0 [pid 3701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3701] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] rt_sigprocmask(SIG_SETMASK, [], [pid 3701] <... futex resumed>) = 0 [pid 3701] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3703] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3703] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3701] <... futex resumed>) = 0 [pid 3701] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3701] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3701] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3701] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3704 attached [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3701] <... clone3 resumed> => {parent_tid=[3704]}, 88) = 3704 [pid 3701] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3701] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3701] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3704] set_robust_list(0x7f177f54a9a0, 24 [pid 3703] <... sendmsg resumed>) = 0 [pid 3704] <... set_robust_list resumed>) = 0 [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3704] rt_sigprocmask(SIG_SETMASK, [], [pid 3703] <... sendmsg resumed>) = 0 [pid 3704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3704] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3703] <... sendmsg resumed>) = 0 [pid 3704] <... setsockopt resumed>) = 0 [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3704] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3703] <... sendmsg resumed>) = 0 [pid 3704] <... futex resumed>) = 1 [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3701] <... futex resumed>) = 0 [pid 3704] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3703] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3703] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3703] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3701] exit_group(0 [pid 3704] <... futex resumed>) = ? [pid 3703] <... futex resumed>) = ? [pid 3701] <... exit_group resumed>) = ? [pid 3704] +++ exited with 0 +++ [pid 3703] +++ exited with 0 +++ [pid 3701] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3701, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3705 ./strace-static-x86_64: Process 3705 attached [pid 3705] set_robust_list(0x555574f366a0, 24) = 0 [pid 3705] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3705] setpgid(0, 0) = 0 [pid 3705] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXECexecuting program ) = 3 [pid 3705] write(3, "1000", 4) = 4 [pid 3705] close(3) = 0 [pid 3705] write(1, "executing program\n", 18) = 18 [pid 3705] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3705] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3705] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3705] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3705] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3706 attached => {parent_tid=[3706]}, 88) = 3706 [pid 3705] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3705] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3706] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3706] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3706] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3706] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3705] <... futex resumed>) = 0 [pid 3705] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3705] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3705] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3705] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3705] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3707]}, 88) = 3707 ./strace-static-x86_64: Process 3707 attached [pid 3706] <... sendmsg resumed>) = 0 [pid 3705] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3705] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3705] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3707] set_robust_list(0x7f177f54a9a0, 24 [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3707] <... set_robust_list resumed>) = 0 [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3707] rt_sigprocmask(SIG_SETMASK, [], [pid 3706] <... sendmsg resumed>) = 0 [pid 3707] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3707] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3706] <... sendmsg resumed>) = 0 [pid 3707] <... setsockopt resumed>) = 0 [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3707] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3706] <... sendmsg resumed>) = 0 [pid 3707] <... futex resumed>) = 1 [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3705] <... futex resumed>) = 0 [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3707] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3706] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3706] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3706] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3705] exit_group(0 [pid 3706] <... futex resumed>) = ? [pid 3706] +++ exited with 0 +++ [pid 3705] <... exit_group resumed>) = ? [pid 3707] <... futex resumed>) = ? [pid 3707] +++ exited with 0 +++ [pid 3705] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3705, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3708 ./strace-static-x86_64: Process 3708 attached [pid 3708] set_robust_list(0x555574f366a0, 24) = 0 [pid 3708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3708] setpgid(0, 0) = 0 [pid 3708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3708] write(3, "1000", 4) = 4 [pid 3708] close(3) = 0 [pid 3708] write(1, "executing program\n", 18executing program ) = 18 [pid 3708] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3708] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3708] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3708] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3708] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3709 attached => {parent_tid=[3709]}, 88) = 3709 [pid 3708] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3708] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3708] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3709] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3709] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3709] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3709] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3708] <... futex resumed>) = 0 [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3708] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3708] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3708] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3708] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3710 attached [pid 3709] <... sendmsg resumed>) = 0 [pid 3710] set_robust_list(0x7f177f54a9a0, 24 [pid 3708] <... clone3 resumed> => {parent_tid=[3710]}, 88) = 3710 [pid 3710] <... set_robust_list resumed>) = 0 [pid 3708] rt_sigprocmask(SIG_SETMASK, [], [pid 3710] rt_sigprocmask(SIG_SETMASK, [], [pid 3708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3710] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3708] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3710] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3708] <... futex resumed>) = 0 [pid 3710] <... setsockopt resumed>) = 0 [pid 3708] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3710] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3710] <... futex resumed>) = 1 [pid 3708] <... futex resumed>) = 0 [pid 3710] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3709] <... sendmsg resumed>) = 0 [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3709] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3709] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3708] exit_group(0 [pid 3710] <... futex resumed>) = ? [pid 3709] <... futex resumed>) = ? [pid 3708] <... exit_group resumed>) = ? [pid 3710] +++ exited with 0 +++ [pid 3709] +++ exited with 0 +++ [pid 3708] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3708, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3711 ./strace-static-x86_64: Process 3711 attached [pid 3711] set_robust_list(0x555574f366a0, 24) = 0 [pid 3711] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3711] setpgid(0, 0) = 0 [pid 3711] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3711] write(3, "1000", 4) = 4 [pid 3711] close(3) = 0 executing program [pid 3711] write(1, "executing program\n", 18) = 18 [pid 3711] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3711] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3711] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3711] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3711] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3711] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3712]}, 88) = 3712 [pid 3711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3711] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3711] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3712 attached [pid 3712] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3712] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3712] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3712] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3711] <... futex resumed>) = 0 [pid 3711] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3711] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3711] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3711] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3711] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3711] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3713]}, 88) = 3713 [pid 3711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3711] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3711] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3712] <... futex resumed>) = 1 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_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 3713 attached [pid 3713] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3713] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3713] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3711] <... futex resumed>) = 0 [pid 3713] <... futex resumed>) = 1 [pid 3713] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3712] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3712] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3712] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3711] exit_group(0) = ? [pid 3713] <... futex resumed>) = ? [pid 3712] <... futex resumed>) = ? [pid 3713] +++ exited with 0 +++ [pid 3712] +++ exited with 0 +++ [pid 3711] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3711, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3714 ./strace-static-x86_64: Process 3714 attached [pid 3714] set_robust_list(0x555574f366a0, 24) = 0 [pid 3714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3714] setpgid(0, 0) = 0 [pid 3714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 executing program [pid 3714] write(3, "1000", 4) = 4 [pid 3714] close(3) = 0 [pid 3714] write(1, "executing program\n", 18) = 18 [pid 3714] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3714] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3714] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3714] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3714] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3715]}, 88) = 3715 [pid 3714] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3714] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3714] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3715 attached [pid 3715] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3715] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3715] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3715] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] <... futex resumed>) = 0 [pid 3714] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3714] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3714] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3714] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3714] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3714] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3715] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3716 attached [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3714] <... clone3 resumed> => {parent_tid=[3716]}, 88) = 3716 [pid 3716] set_robust_list(0x7f177f54a9a0, 24 [pid 3714] rt_sigprocmask(SIG_SETMASK, [], [pid 3716] <... set_robust_list resumed>) = 0 [pid 3715] <... sendmsg resumed>) = 0 [pid 3714] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3714] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3714] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3716] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3716] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3714] <... futex resumed>) = 0 [pid 3716] <... futex resumed>) = 1 [pid 3716] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3715] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3715] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3714] exit_group(0 [pid 3716] <... futex resumed>) = 231 [pid 3714] <... exit_group resumed>) = ? [pid 3715] <... futex resumed>) = ? [pid 3715] +++ exited with 0 +++ [pid 3716] +++ exited with 0 +++ [pid 3714] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3714, 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=0x555574f36690) = 3717 ./strace-static-x86_64: Process 3717 attached [pid 3717] set_robust_list(0x555574f366a0, 24) = 0 [pid 3717] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3717] setpgid(0, 0) = 0 [pid 3717] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3717] write(3, "1000", 4) = 4 [pid 3717] close(3) = 0 [pid 3717] write(1, "executing program\n", 18executing program ) = 18 [pid 3717] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3717] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3717] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3717] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3717] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3718 attached [pid 3718] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3718] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3718] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] <... clone3 resumed> => {parent_tid=[3718]}, 88) = 3718 [pid 3717] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3717] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3718] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3717] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3718] <... socketpair resumed>[3, 4]) = 0 [pid 3718] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3718] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3717] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3718] <... futex resumed>) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3717] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3718] <... sendmsg resumed>) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3717] <... futex resumed>) = 0 [pid 3718] <... sendmsg resumed>) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3717] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3718] <... sendmsg resumed>) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3718] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3718] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] <... mmap resumed>) = 0x7f177f52a000 [pid 3717] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3717] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3717] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3719 attached => {parent_tid=[3719]}, 88) = 3719 [pid 3719] set_robust_list(0x7f177f54a9a0, 24 [pid 3717] rt_sigprocmask(SIG_SETMASK, [], [pid 3719] <... set_robust_list resumed>) = 0 [pid 3717] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3719] rt_sigprocmask(SIG_SETMASK, [], [pid 3717] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3717] <... futex resumed>) = 0 [pid 3719] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3717] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3719] <... setsockopt resumed>) = 0 [pid 3719] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3719] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3717] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3717] exit_group(0) = ? [pid 3718] <... futex resumed>) = ? [pid 3718] +++ exited with 0 +++ [pid 3719] <... futex resumed>) = ? [pid 3719] +++ exited with 0 +++ [pid 3717] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3717, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3720 ./strace-static-x86_64: Process 3720 attached [pid 3720] set_robust_list(0x555574f366a0, 24) = 0 [pid 3720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3720] setpgid(0, 0) = 0 [pid 3720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3720] write(3, "1000", 4) = 4 [pid 3720] close(3) = 0 [pid 3720] write(1, "executing program\n", 18executing program ) = 18 [pid 3720] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3720] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3720] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3720] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3720] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3720] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3720] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3721 attached => {parent_tid=[3721]}, 88) = 3721 [pid 3721] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3721] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3721] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3720] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3720] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3721] <... futex resumed>) = 0 [pid 3721] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3720] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3721] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3721] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3720] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3720] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3721] <... futex resumed>) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3721] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3721] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3720] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3721] <... futex resumed>) = 0 [pid 3721] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3721] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3721] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3720] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3720] exit_group(0) = ? [pid 3721] <... futex resumed>) = ? [pid 3721] +++ exited with 0 +++ [pid 3720] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3720, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3722 ./strace-static-x86_64: Process 3722 attached [pid 3722] set_robust_list(0x555574f366a0, 24) = 0 [pid 3722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3722] setpgid(0, 0) = 0 [pid 3722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3722] write(3, "1000", 4) = 4 [pid 3722] close(3) = 0 [pid 3722] write(1, "executing program\n", 18executing program ) = 18 [pid 3722] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3722] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3722] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3722] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3722] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3723 attached [pid 3723] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3723] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3723] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] <... clone3 resumed> => {parent_tid=[3723]}, 88) = 3723 [pid 3722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3722] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3723] <... futex resumed>) = 0 [pid 3723] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3722] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3723] <... socketpair resumed>[3, 4]) = 0 [pid 3723] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3723] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3722] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3723] <... futex resumed>) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3722] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3722] <... futex resumed>) = 0 [pid 3722] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3722] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3722] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3722] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3723] <... sendmsg resumed>) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3723] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3723] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3724 attached [pid 3722] <... clone3 resumed> => {parent_tid=[3724]}, 88) = 3724 [pid 3724] set_robust_list(0x7f177f54a9a0, 24 [pid 3722] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3724] <... set_robust_list resumed>) = 0 [pid 3722] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3724] rt_sigprocmask(SIG_SETMASK, [], [pid 3722] <... futex resumed>) = 0 [pid 3724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3722] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3724] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3724] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3722] <... futex resumed>) = 0 [pid 3722] exit_group(0) = ? [pid 3723] <... futex resumed>) = ? [pid 3723] +++ exited with 0 +++ [pid 3724] +++ exited with 0 +++ [pid 3722] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3722, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3725 ./strace-static-x86_64: Process 3725 attached [pid 3725] set_robust_list(0x555574f366a0, 24) = 0 [pid 3725] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3725] setpgid(0, 0) = 0 [pid 3725] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3725] write(3, "1000", 4) = 4 [pid 3725] close(3) = 0 executing program [pid 3725] write(1, "executing program\n", 18) = 18 [pid 3725] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3725] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3725] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3725] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3725] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3725] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3725] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3726 attached => {parent_tid=[3726]}, 88) = 3726 [pid 3725] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3725] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3725] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3726] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3726] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3726] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3726] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3726] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3725] <... futex resumed>) = 0 [pid 3725] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3726] <... futex resumed>) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3726] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3726] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3725] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3726] <... futex resumed>) = 0 [pid 3726] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3726] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3726] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3725] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3725] exit_group(0) = ? [pid 3726] <... futex resumed>) = ? [pid 3726] +++ exited with 0 +++ [pid 3725] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3725, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3727 ./strace-static-x86_64: Process 3727 attached [pid 3727] set_robust_list(0x555574f366a0, 24) = 0 [pid 3727] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3727] setpgid(0, 0) = 0 [pid 3727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3727] write(3, "1000", 4) = 4 [pid 3727] close(3) = 0 [pid 3727] write(1, "executing program\n", 18executing program ) = 18 [pid 3727] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3727] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3727] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3727] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3728]}, 88) = 3728 [pid 3727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3727] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3727] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3728 attached [pid 3728] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3728] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3728] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3728] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3727] <... futex resumed>) = 0 [pid 3727] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3727] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3727] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3727] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3727] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3729 attached [pid 3728] <... sendmsg resumed>) = 0 [pid 3727] <... clone3 resumed> => {parent_tid=[3729]}, 88) = 3729 [pid 3727] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3727] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3727] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3729] set_robust_list(0x7f177f54a9a0, 24 [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3729] <... set_robust_list resumed>) = 0 [pid 3728] <... sendmsg resumed>) = 0 [pid 3729] rt_sigprocmask(SIG_SETMASK, [], [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3728] <... sendmsg resumed>) = 0 [pid 3729] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3729] <... setsockopt resumed>) = 0 [pid 3728] <... sendmsg resumed>) = 0 [pid 3729] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3729] <... futex resumed>) = 1 [pid 3728] <... sendmsg resumed>) = 0 [pid 3727] <... futex resumed>) = 0 [pid 3729] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3728] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3728] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3727] exit_group(0 [pid 3728] <... futex resumed>) = ? [pid 3727] <... exit_group resumed>) = ? [pid 3728] +++ exited with 0 +++ [pid 3729] <... futex resumed>) = ? [pid 3729] +++ exited with 0 +++ [pid 3727] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3727, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3730 ./strace-static-x86_64: Process 3730 attached [pid 3730] set_robust_list(0x555574f366a0, 24) = 0 [pid 3730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3730] setpgid(0, 0) = 0 [pid 3730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3730] write(3, "1000", 4) = 4 [pid 3730] close(3) = 0 executing program [pid 3730] write(1, "executing program\n", 18) = 18 [pid 3730] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3730] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3730] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3730] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3730] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3731 attached => {parent_tid=[3731]}, 88) = 3731 [pid 3730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3730] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3730] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3731] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3731] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3731] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3731] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3730] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3730] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3730] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3730] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3730] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3730] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3731] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3732 attached [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3732] set_robust_list(0x7f177f54a9a0, 24 [pid 3730] <... clone3 resumed> => {parent_tid=[3732]}, 88) = 3732 [pid 3732] <... set_robust_list resumed>) = 0 [pid 3730] rt_sigprocmask(SIG_SETMASK, [], [pid 3732] rt_sigprocmask(SIG_SETMASK, [], [pid 3730] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3730] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3732] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3730] <... futex resumed>) = 0 [pid 3732] <... setsockopt resumed>) = 0 [pid 3730] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3732] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3730] <... futex resumed>) = 0 [pid 3732] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3731] <... sendmsg resumed>) = 0 [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3731] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3731] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3730] exit_group(0 [pid 3732] <... futex resumed>) = ? [pid 3731] <... futex resumed>) = ? [pid 3730] <... exit_group resumed>) = ? [pid 3732] +++ exited with 0 +++ [pid 3731] +++ exited with 0 +++ [pid 3730] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3730, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3733 ./strace-static-x86_64: Process 3733 attached [pid 3733] set_robust_list(0x555574f366a0, 24) = 0 [pid 3733] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3733] setpgid(0, 0) = 0 [pid 3733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3733] write(3, "1000", 4) = 4 [pid 3733] close(3) = 0 [pid 3733] write(1, "executing program\n", 18executing program ) = 18 [pid 3733] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3733] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3733] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3733] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3734]}, 88) = 3734 ./strace-static-x86_64: Process 3734 attached [pid 3734] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3734] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3734] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3733] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3734] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3733] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3734] <... socketpair resumed>[3, 4]) = 0 [pid 3734] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3733] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3734] <... futex resumed>) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3733] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3733] <... futex resumed>) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3734] <... sendmsg resumed>) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3733] <... mmap resumed>) = 0x7f177f52a000 [pid 3733] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3734] <... sendmsg resumed>) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3733] <... mprotect resumed>) = 0 [pid 3733] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3735]}, 88) = 3735 [pid 3733] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3733] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3733] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3735 attached [pid 3735] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3735] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3735] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3734] <... sendmsg resumed>) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3735] <... setsockopt resumed>) = 0 [pid 3734] <... sendmsg resumed>) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3735] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3735] <... futex resumed>) = 1 [pid 3733] <... futex resumed>) = 0 [pid 3734] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3734] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3734] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3733] exit_group(0) = ? [pid 3734] <... futex resumed>) = ? [pid 3734] +++ exited with 0 +++ [pid 3735] +++ exited with 0 +++ [pid 3733] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3733, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3736 ./strace-static-x86_64: Process 3736 attached [pid 3736] set_robust_list(0x555574f366a0, 24) = 0 [pid 3736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3736] setpgid(0, 0) = 0 [pid 3736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3736] write(3, "1000", 4) = 4 [pid 3736] close(3) = 0 executing program [pid 3736] write(1, "executing program\n", 18) = 18 [pid 3736] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3736] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3736] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3736] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3737 attached => {parent_tid=[3737]}, 88) = 3737 [pid 3736] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3736] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3736] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3737] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3737] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3737] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3737] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3736] <... futex resumed>) = 0 [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3736] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3737] <... sendmsg resumed>) = 0 [pid 3736] <... futex resumed>) = 0 [pid 3736] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3736] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3736] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3736] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3736] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3738]}, 88) = 3738 [pid 3736] rt_sigprocmask(SIG_SETMASK, [], [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3736] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 3738 attached ) = 0 [pid 3736] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3738] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3738] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3738] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3738] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3736] <... futex resumed>) = 0 [pid 3738] <... futex resumed>) = 1 [pid 3738] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3737] <... sendmsg resumed>) = 0 [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3737] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3737] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3736] exit_group(0) = ? [pid 3737] <... futex resumed>) = ? [pid 3738] <... futex resumed>) = ? [pid 3737] +++ exited with 0 +++ [pid 3738] +++ exited with 0 +++ [pid 3736] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3736, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3739 ./strace-static-x86_64: Process 3739 attached [pid 3739] set_robust_list(0x555574f366a0, 24) = 0 [pid 3739] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3739] setpgid(0, 0) = 0 [pid 3739] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3739] write(3, "1000", 4) = 4 [pid 3739] close(3) = 0 executing program [pid 3739] write(1, "executing program\n", 18) = 18 [pid 3739] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3739] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3739] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3739] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3739] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3740]}, 88) = 3740 [pid 3739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3739] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3739] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3740 attached [pid 3740] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3740] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3740] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3740] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] <... futex resumed>) = 0 [pid 3739] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3739] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3739] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3739] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3739] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3739] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3741]}, 88) = 3741 [pid 3739] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3739] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3739] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3740] <... futex resumed>) = 1 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3740] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3740] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3741 attached [pid 3741] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3741] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3741] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3741] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3739] <... futex resumed>) = 0 [pid 3739] exit_group(0) = ? [pid 3740] <... futex resumed>) = ? [pid 3740] +++ exited with 0 +++ [pid 3741] <... futex resumed>) = ? [pid 3741] +++ exited with 0 +++ [pid 3739] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3739, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3742 ./strace-static-x86_64: Process 3742 attached [pid 3742] set_robust_list(0x555574f366a0, 24) = 0 [pid 3742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3742] setpgid(0, 0) = 0 [pid 3742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3742] write(3, "1000", 4) = 4 [pid 3742] close(3executing program ) = 0 [pid 3742] write(1, "executing program\n", 18) = 18 [pid 3742] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3742] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3742] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3742] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3743 attached => {parent_tid=[3743]}, 88) = 3743 [pid 3742] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3742] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3742] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3743] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3743] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3743] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3743] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3742] <... futex resumed>) = 0 [pid 3743] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3742] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3742] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3742] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3742] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3742] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3743] sendmsg(4, {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 3744 attached ) = 0 [pid 3744] set_robust_list(0x7f177f54a9a0, 24 [pid 3742] <... clone3 resumed> => {parent_tid=[3744]}, 88) = 3744 [pid 3744] <... set_robust_list resumed>) = 0 [pid 3742] rt_sigprocmask(SIG_SETMASK, [], [pid 3744] rt_sigprocmask(SIG_SETMASK, [], [pid 3742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3742] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3744] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3742] <... futex resumed>) = 0 [pid 3744] <... setsockopt resumed>) = 0 [pid 3742] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3744] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3742] <... futex resumed>) = 0 [pid 3744] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3743] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3742] exit_group(0 [pid 3744] <... futex resumed>) = ? [pid 3742] <... exit_group resumed>) = ? [pid 3744] +++ exited with 0 +++ [pid 3743] +++ exited with 0 +++ [pid 3742] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3742, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3745 ./strace-static-x86_64: Process 3745 attached [pid 3745] set_robust_list(0x555574f366a0, 24) = 0 [pid 3745] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3745] setpgid(0, 0) = 0 [pid 3745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3745] write(3, "1000", 4) = 4 [pid 3745] close(3executing program ) = 0 [pid 3745] write(1, "executing program\n", 18) = 18 [pid 3745] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3745] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3745] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3745] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3746 attached => {parent_tid=[3746]}, 88) = 3746 [pid 3745] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3745] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3745] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3746] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3746] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3746] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3746] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3746] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3745] <... futex resumed>) = 0 [pid 3745] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3746] <... futex resumed>) = 0 [pid 3745] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3745] <... futex resumed>) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3746] <... sendmsg resumed>) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3745] <... mmap resumed>) = 0x7f177f52a000 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3745] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3746] <... sendmsg resumed>) = 0 [pid 3745] <... mprotect resumed>) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3745] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3746] <... sendmsg resumed>) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3745] <... clone3 resumed> => {parent_tid=[3747]}, 88) = 3747 [pid 3745] rt_sigprocmask(SIG_SETMASK, [], [pid 3746] <... sendmsg resumed>) = 0 [pid 3745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3745] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3745] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3746] <... sendmsg resumed>) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3746] sendmsg(4, {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 3747 attached [pid 3747] set_robust_list(0x7f177f54a9a0, 24 [pid 3746] <... sendmsg resumed>) = 0 [pid 3747] <... set_robust_list resumed>) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3747] rt_sigprocmask(SIG_SETMASK, [], [pid 3746] <... sendmsg resumed>) = 0 [pid 3747] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3747] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3746] <... sendmsg resumed>) = 0 [pid 3747] <... setsockopt resumed>) = 0 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3747] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3746] <... sendmsg resumed>) = 0 [pid 3747] <... futex resumed>) = 1 [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3745] <... futex resumed>) = 0 [pid 3747] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3746] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3746] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3746] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3746] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3745] exit_group(0) = ? [pid 3747] <... futex resumed>) = ? [pid 3746] <... futex resumed>) = ? [pid 3746] +++ exited with 0 +++ [pid 3747] +++ exited with 0 +++ [pid 3745] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3745, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3748 ./strace-static-x86_64: Process 3748 attached [pid 3748] set_robust_list(0x555574f366a0, 24) = 0 [pid 3748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3748] setpgid(0, 0) = 0 [pid 3748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3748] write(3, "1000", 4) = 4 [pid 3748] close(3) = 0 [pid 3748] write(1, "executing program\n", 18executing program ) = 18 [pid 3748] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3748] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3748] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3748] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3749 attached => {parent_tid=[3749]}, 88) = 3749 [pid 3749] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3749] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3749] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3748] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3749] <... futex resumed>) = 0 [pid 3749] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3748] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] <... socketpair resumed>[3, 4]) = 0 [pid 3749] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3749] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3748] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3748] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3749] <... futex resumed>) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3748] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3748] <... futex resumed>) = 0 [pid 3748] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3749] <... sendmsg resumed>) = 0 [pid 3748] <... mmap resumed>) = 0x7f177f52a000 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3748] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3749] <... sendmsg resumed>) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3748] <... mprotect resumed>) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3748] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3748] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3749] <... sendmsg resumed>) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3749] sendmsg(4, {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 3750 attached [pid 3748] <... clone3 resumed> => {parent_tid=[3750]}, 88) = 3750 [pid 3748] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3749] <... sendmsg resumed>) = 0 [pid 3748] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3749] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3748] <... futex resumed>) = 0 [pid 3749] <... futex resumed>) = 0 [pid 3748] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3749] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3750] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3750] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3750] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3750] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3748] <... futex resumed>) = 0 [pid 3748] exit_group(0) = ? [pid 3750] +++ exited with 0 +++ [pid 3749] <... futex resumed>) = ? [pid 3749] +++ exited with 0 +++ [pid 3748] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3748, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3751 ./strace-static-x86_64: Process 3751 attached [pid 3751] set_robust_list(0x555574f366a0, 24) = 0 [pid 3751] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3751] setpgid(0, 0) = 0 [pid 3751] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3751] write(3, "1000", 4) = 4 [pid 3751] close(3) = 0 [pid 3751] write(1, "executing program\n", 18executing program ) = 18 [pid 3751] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3751] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3751] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3751] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3751] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3752]}, 88) = 3752 ./strace-static-x86_64: Process 3752 attached [pid 3752] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3752] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3751] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3752] <... futex resumed>) = 0 [pid 3752] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3752] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3752] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3751] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3752] <... futex resumed>) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3751] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] <... futex resumed>) = 0 [pid 3752] <... sendmsg resumed>) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3752] <... sendmsg resumed>) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3751] <... mmap resumed>) = 0x7f177f52a000 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3752] <... sendmsg resumed>) = 0 [pid 3751] <... mprotect resumed>) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3752] <... sendmsg resumed>) = 0 [pid 3751] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3752] <... sendmsg resumed>) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] <... clone3 resumed> => {parent_tid=[3753]}, 88) = 3753 [pid 3751] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3752] <... sendmsg resumed>) = 0 [pid 3751] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3752] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3751] <... futex resumed>) = 0 [pid 3752] <... sendmsg resumed>) = 0 [pid 3752] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3751] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3752] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3753 attached [pid 3753] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3753] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3753] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3753] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3751] <... futex resumed>) = 0 [pid 3753] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3751] exit_group(0) = ? [pid 3753] <... futex resumed>) = ? [pid 3752] <... futex resumed>) = ? [pid 3752] +++ exited with 0 +++ [pid 3753] +++ exited with 0 +++ [pid 3751] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3751, 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=0x555574f36690) = 3754 ./strace-static-x86_64: Process 3754 attached [pid 3754] set_robust_list(0x555574f366a0, 24) = 0 [pid 3754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3754] setpgid(0, 0) = 0 [pid 3754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3754] write(3, "1000", 4) = 4 executing program [pid 3754] close(3) = 0 [pid 3754] write(1, "executing program\n", 18) = 18 [pid 3754] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3754] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3754] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3754] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3754] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3755]}, 88) = 3755 [pid 3754] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3754] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3754] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3755 attached [pid 3755] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3755] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3755] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3755] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] <... futex resumed>) = 0 [pid 3754] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3754] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3754] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3754] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3755] <... futex resumed>) = 1 [pid 3754] <... clone3 resumed> => {parent_tid=[3756]}, 88) = 3756 [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3754] rt_sigprocmask(SIG_SETMASK, [], [pid 3755] <... sendmsg resumed>) = 0 [pid 3754] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 3756 attached [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3754] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3756] set_robust_list(0x7f177f54a9a0, 24 [pid 3755] <... sendmsg resumed>) = 0 [pid 3756] <... set_robust_list resumed>) = 0 [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3756] rt_sigprocmask(SIG_SETMASK, [], [pid 3755] <... sendmsg resumed>) = 0 [pid 3756] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3756] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3755] <... sendmsg resumed>) = 0 [pid 3756] <... setsockopt resumed>) = 0 [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3756] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3754] <... futex resumed>) = 0 [pid 3755] <... sendmsg resumed>) = 0 [pid 3756] <... futex resumed>) = 0 [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3756] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3755] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3754] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3755] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3755] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3755] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3754] exit_group(0 [pid 3755] <... futex resumed>) = ? [pid 3754] <... exit_group resumed>) = ? [pid 3755] +++ exited with 0 +++ [pid 3756] <... futex resumed>) = ? [pid 3756] +++ exited with 0 +++ [pid 3754] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3754, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3757 ./strace-static-x86_64: Process 3757 attached [pid 3757] set_robust_list(0x555574f366a0, 24) = 0 [pid 3757] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3757] setpgid(0, 0) = 0 [pid 3757] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3757] write(3, "1000", 4) = 4 [pid 3757] close(3) = 0 executing program [pid 3757] write(1, "executing program\n", 18) = 18 [pid 3757] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3757] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3757] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3757] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3757] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3757] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3758 attached => {parent_tid=[3758]}, 88) = 3758 [pid 3758] set_robust_list(0x7f177f56b9a0, 24 [pid 3757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3757] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3757] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3758] <... set_robust_list resumed>) = 0 [pid 3758] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3758] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3758] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3757] <... futex resumed>) = 0 [pid 3757] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3757] <... futex resumed>) = 0 [pid 3757] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3757] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3758] <... sendmsg resumed>) = 0 [pid 3757] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3757] <... mprotect resumed>) = 0 [pid 3757] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3757] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3758] <... sendmsg resumed>) = 0 [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3757] <... clone3 resumed> => {parent_tid=[3759]}, 88) = 3759 [pid 3757] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3757] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3757] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3759 attached [pid 3759] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3759] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3759] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3759] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3757] <... futex resumed>) = 0 [pid 3758] <... sendmsg resumed>) = 0 [pid 3759] <... futex resumed>) = 1 [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3759] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3758] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3758] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3758] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3757] exit_group(0 [pid 3759] <... futex resumed>) = ? [pid 3758] <... futex resumed>) = ? [pid 3757] <... exit_group resumed>) = ? [pid 3758] +++ exited with 0 +++ [pid 3759] +++ exited with 0 +++ [pid 3757] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3757, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3760 ./strace-static-x86_64: Process 3760 attached [pid 3760] set_robust_list(0x555574f366a0, 24) = 0 [pid 3760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3760] setpgid(0, 0) = 0 [pid 3760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3760] write(3, "1000", 4) = 4 executing program [pid 3760] close(3) = 0 [pid 3760] write(1, "executing program\n", 18) = 18 [pid 3760] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3760] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3760] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3760] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3760] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3761 attached => {parent_tid=[3761]}, 88) = 3761 [pid 3761] set_robust_list(0x7f177f56b9a0, 24 [pid 3760] rt_sigprocmask(SIG_SETMASK, [], [pid 3761] <... set_robust_list resumed>) = 0 [pid 3760] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3761] rt_sigprocmask(SIG_SETMASK, [], [pid 3760] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3760] <... futex resumed>) = 0 [pid 3761] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3760] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3761] <... socketpair resumed>[3, 4]) = 0 [pid 3761] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3760] <... futex resumed>) = 0 [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3760] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] <... sendmsg resumed>) = 0 [pid 3760] <... futex resumed>) = 0 [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3760] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3761] <... sendmsg resumed>) = 0 [pid 3760] <... futex resumed>) = 0 [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3760] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3761] <... sendmsg resumed>) = 0 [pid 3760] <... mmap resumed>) = 0x7f177f52a000 [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3760] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3761] <... sendmsg resumed>) = 0 [pid 3760] <... mprotect resumed>) = 0 [pid 3760] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3760] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3760] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3762]}, 88) = 3762 [pid 3761] <... sendmsg resumed>) = 0 [pid 3760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3760] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3760] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3762 attached [pid 3762] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3762] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3762] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3762] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3760] <... futex resumed>) = 0 [pid 3762] <... futex resumed>) = 1 [pid 3762] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3761] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3760] exit_group(0) = ? [pid 3761] +++ exited with 0 +++ [pid 3762] <... futex resumed>) = ? [pid 3762] +++ exited with 0 +++ [pid 3760] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3760, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3763 ./strace-static-x86_64: Process 3763 attached [pid 3763] set_robust_list(0x555574f366a0, 24) = 0 [pid 3763] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3763] setpgid(0, 0) = 0 [pid 3763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3763] write(3, "1000", 4) = 4 [pid 3763] close(3) = 0 executing program [pid 3763] write(1, "executing program\n", 18) = 18 [pid 3763] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3763] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3763] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3764 attached => {parent_tid=[3764]}, 88) = 3764 [pid 3764] set_robust_list(0x7f177f56b9a0, 24 [pid 3763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3763] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3763] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3764] <... set_robust_list resumed>) = 0 [pid 3764] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3764] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3764] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3763] <... futex resumed>) = 0 [pid 3763] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3763] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3763] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3763] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3763] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3765 attached [pid 3764] <... sendmsg resumed>) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3763] <... clone3 resumed> => {parent_tid=[3765]}, 88) = 3765 [pid 3764] <... sendmsg resumed>) = 0 [pid 3763] rt_sigprocmask(SIG_SETMASK, [], [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3764] <... sendmsg resumed>) = 0 [pid 3763] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3763] <... futex resumed>) = 0 [pid 3764] <... sendmsg resumed>) = 0 [pid 3763] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3765] set_robust_list(0x7f177f54a9a0, 24 [pid 3764] <... sendmsg resumed>) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3765] <... set_robust_list resumed>) = 0 [pid 3764] <... sendmsg resumed>) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3764] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3764] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3765] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3765] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3765] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3763] <... futex resumed>) = 0 [pid 3763] exit_group(0 [pid 3764] <... futex resumed>) = ? [pid 3763] <... exit_group resumed>) = ? [pid 3764] +++ exited with 0 +++ [pid 3765] +++ exited with 0 +++ [pid 3763] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3763, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3766 ./strace-static-x86_64: Process 3766 attached [pid 3766] set_robust_list(0x555574f366a0, 24) = 0 [pid 3766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3766] setpgid(0, 0) = 0 [pid 3766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3766] write(3, "1000", 4) = 4 [pid 3766] close(3) = 0 [pid 3766] write(1, "executing program\n", 18executing program ) = 18 [pid 3766] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3766] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3766] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3766] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3767 attached => {parent_tid=[3767]}, 88) = 3767 [pid 3767] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3767] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3766] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3767] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3766] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3767] <... socketpair resumed>[3, 4]) = 0 [pid 3767] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3767] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3766] <... futex resumed>) = 0 [pid 3766] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3767] <... futex resumed>) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3766] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3766] <... futex resumed>) = 0 [pid 3767] <... sendmsg resumed>) = 0 [pid 3766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3766] <... mmap resumed>) = 0x7f177f52a000 [pid 3767] <... sendmsg resumed>) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3766] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3767] <... sendmsg resumed>) = 0 [pid 3766] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3766] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3767] <... sendmsg resumed>) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3766] <... clone3 resumed> => {parent_tid=[3768]}, 88) = 3768 [pid 3766] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3767] <... sendmsg resumed>) = 0 [pid 3766] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3766] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3767] <... sendmsg resumed>) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {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 3768 attached ) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3768] set_robust_list(0x7f177f54a9a0, 24 [pid 3767] <... sendmsg resumed>) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3768] <... set_robust_list resumed>) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3767] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3768] rt_sigprocmask(SIG_SETMASK, [], [pid 3767] <... futex resumed>) = 0 [pid 3767] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3768] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3768] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3766] <... futex resumed>) = 0 [pid 3766] exit_group(0) = ? [pid 3768] +++ exited with 0 +++ [pid 3767] <... futex resumed>) = ? [pid 3767] +++ exited with 0 +++ [pid 3766] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3766, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3769 ./strace-static-x86_64: Process 3769 attached [pid 3769] set_robust_list(0x555574f366a0, 24) = 0 [pid 3769] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3769] setpgid(0, 0) = 0 [pid 3769] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3769] write(3, "1000", 4) = 4 [pid 3769] close(3) = 0 [pid 3769] write(1, "executing program\n", 18executing program ) = 18 [pid 3769] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3769] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3769] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3769] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3769] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3770 attached [pid 3770] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3770] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3770] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3769] <... clone3 resumed> => {parent_tid=[3770]}, 88) = 3770 [pid 3769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3769] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3770] <... futex resumed>) = 0 [pid 3770] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3769] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3770] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3770] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3769] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3770] <... futex resumed>) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3769] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3769] <... futex resumed>) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3770] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3770] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3769] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3769] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3769] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3771 attached [pid 3771] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3771] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3771] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3769] <... clone3 resumed> => {parent_tid=[3771]}, 88) = 3771 [pid 3769] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3769] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3771] <... futex resumed>) = 0 [pid 3769] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3771] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3771] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3771] <... futex resumed>) = 0 [pid 3769] exit_group(0) = ? [pid 3770] <... futex resumed>) = ? [pid 3770] +++ exited with 0 +++ [pid 3771] +++ exited with 0 +++ [pid 3769] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3769, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3772 ./strace-static-x86_64: Process 3772 attached [pid 3772] set_robust_list(0x555574f366a0, 24) = 0 [pid 3772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3772] setpgid(0, 0) = 0 [pid 3772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3772] write(3, "1000", 4) = 4 [pid 3772] close(3) = 0 executing program [pid 3772] write(1, "executing program\n", 18) = 18 [pid 3772] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3772] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3772] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3772] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3772] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3772] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3773 attached [pid 3773] set_robust_list(0x7f177f56b9a0, 24 [pid 3772] <... clone3 resumed> => {parent_tid=[3773]}, 88) = 3773 [pid 3772] rt_sigprocmask(SIG_SETMASK, [], [pid 3773] <... set_robust_list resumed>) = 0 [pid 3772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3773] rt_sigprocmask(SIG_SETMASK, [], [pid 3772] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3772] <... futex resumed>) = 0 [pid 3773] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3772] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3772] <... futex resumed>) = 0 [pid 3772] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3772] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3772] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3772] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3772] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3772] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3772] <... clone3 resumed> => {parent_tid=[3774]}, 88) = 3774 [pid 3772] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3772] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3773] <... sendmsg resumed>) = 0 [pid 3772] <... futex resumed>) = 0 [pid 3772] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3773] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3773] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3774 attached [pid 3774] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3774] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3774] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3774] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3772] <... futex resumed>) = 0 [pid 3772] exit_group(0) = ? [pid 3774] <... futex resumed>) = ? [pid 3773] <... futex resumed>) = ? [pid 3773] +++ exited with 0 +++ [pid 3774] +++ exited with 0 +++ [pid 3772] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3772, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3775 ./strace-static-x86_64: Process 3775 attached [pid 3775] set_robust_list(0x555574f366a0, 24) = 0 [pid 3775] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3775] setpgid(0, 0) = 0 [pid 3775] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3775] write(3, "1000", 4) = 4 [pid 3775] close(3) = 0 [pid 3775] write(1, "executing program\n", 18executing program ) = 18 [pid 3775] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3775] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3775] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3775] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3776 attached => {parent_tid=[3776]}, 88) = 3776 [pid 3775] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3775] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3776] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3776] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3776] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3776] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3775] <... futex resumed>) = 0 [pid 3775] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3775] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3775] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3775] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3775] <... clone3 resumed> => {parent_tid=[3777]}, 88) = 3777 [pid 3775] rt_sigprocmask(SIG_SETMASK, [], [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3776] <... sendmsg resumed>) = 0 [pid 3775] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3775] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3776] sendmsg(4, {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 3777 attached ) = 0 [pid 3777] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3777] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3777] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3777] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3777] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3775] <... futex resumed>) = 0 [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3776] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3776] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3775] exit_group(0) = ? [pid 3777] <... futex resumed>) = ? [pid 3776] <... futex resumed>) = ? [pid 3777] +++ exited with 0 +++ [pid 3776] +++ exited with 0 +++ [pid 3775] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3775, si_uid=0, si_status=0, 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 3778 attached , child_tidptr=0x555574f36690) = 3778 [pid 3778] set_robust_list(0x555574f366a0, 24) = 0 [pid 3778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3778] setpgid(0, 0) = 0 [pid 3778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3778] write(3, "1000", 4) = 4 [pid 3778] close(3) = 0 executing program [pid 3778] write(1, "executing program\n", 18) = 18 [pid 3778] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3778] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3778] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3778] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3778] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3779 attached [pid 3779] set_robust_list(0x7f177f56b9a0, 24 [pid 3778] <... clone3 resumed> => {parent_tid=[3779]}, 88) = 3779 [pid 3778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3778] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3778] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3779] <... set_robust_list resumed>) = 0 [pid 3779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3779] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3779] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3779] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] <... futex resumed>) = 0 [pid 3778] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3779] <... futex resumed>) = 0 [pid 3778] <... futex resumed>) = 1 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3778] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] <... futex resumed>) = 0 [pid 3779] <... sendmsg resumed>) = 0 [pid 3778] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] <... mmap resumed>) = 0x7f177f52a000 [pid 3779] <... sendmsg resumed>) = 0 [pid 3778] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] <... mprotect resumed>) = 0 [pid 3779] <... sendmsg resumed>) = 0 [pid 3778] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3779] <... sendmsg resumed>) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3779] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3780 attached [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] <... clone3 resumed> => {parent_tid=[3780]}, 88) = 3780 [pid 3779] <... sendmsg resumed>) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3778] rt_sigprocmask(SIG_SETMASK, [], [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3779] <... sendmsg resumed>) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3779] <... sendmsg resumed>) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3779] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3778] <... futex resumed>) = 0 [pid 3779] <... sendmsg resumed>) = 0 [pid 3779] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3778] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3779] <... futex resumed>) = 0 [pid 3779] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3780] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3780] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3780] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3780] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3778] <... futex resumed>) = 0 [pid 3780] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3778] exit_group(0 [pid 3779] <... futex resumed>) = ? [pid 3778] <... exit_group resumed>) = ? [pid 3779] +++ exited with 0 +++ [pid 3780] <... futex resumed>) = ? [pid 3780] +++ exited with 0 +++ [pid 3778] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3778, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3781 ./strace-static-x86_64: Process 3781 attached [pid 3781] set_robust_list(0x555574f366a0, 24) = 0 [pid 3781] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3781] setpgid(0, 0) = 0 [pid 3781] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3781] write(3, "1000", 4) = 4 [pid 3781] close(3) = 0 executing program [pid 3781] write(1, "executing program\n", 18) = 18 [pid 3781] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3781] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3781] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3781] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3781] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3781] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3781] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3782 attached => {parent_tid=[3782]}, 88) = 3782 [pid 3782] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3782] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3782] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3781] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3782] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3781] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3782] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3782] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3781] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3782] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3782] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3782] <... futex resumed>) = 0 [pid 3781] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3782] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3782] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3782] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3781] <... futex resumed>) = 0 [pid 3781] exit_group(0) = ? [pid 3782] <... futex resumed>) = ? [pid 3782] +++ exited with 0 +++ [pid 3781] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3781, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3783 ./strace-static-x86_64: Process 3783 attached [pid 3783] set_robust_list(0x555574f366a0, 24) = 0 [pid 3783] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3783] setpgid(0, 0) = 0 [pid 3783] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3783] write(3, "1000", 4) = 4 executing program [pid 3783] close(3) = 0 [pid 3783] write(1, "executing program\n", 18) = 18 [pid 3783] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3783] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3783] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3783] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3783] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3784 attached => {parent_tid=[3784]}, 88) = 3784 [pid 3783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3783] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3783] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3784] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3784] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3784] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3784] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3784] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] <... futex resumed>) = 0 [pid 3783] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3783] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3783] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3783] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3783] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3784] <... futex resumed>) = 0 [pid 3783] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3783] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3785]}, 88) = 3785 [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3783] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3783] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3783] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3785 attached [pid 3785] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3785] rt_sigprocmask(SIG_SETMASK, [], [pid 3784] <... sendmsg resumed>) = 0 [pid 3785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3785] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3785] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3783] <... futex resumed>) = 0 [pid 3785] <... futex resumed>) = 1 [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3785] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3784] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3784] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3783] exit_group(0) = ? [pid 3785] <... futex resumed>) = ? [pid 3785] +++ exited with 0 +++ [pid 3784] <... futex resumed>) = ? [pid 3784] +++ exited with 0 +++ [pid 3783] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3783, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3786 ./strace-static-x86_64: Process 3786 attached [pid 3786] set_robust_list(0x555574f366a0, 24) = 0 [pid 3786] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3786] setpgid(0, 0) = 0 [pid 3786] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3786] write(3, "1000", 4) = 4 [pid 3786] close(3) = 0 [pid 3786] write(1, "executing program\n", 18executing program ) = 18 [pid 3786] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3786] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3786] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3786] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3787 attached => {parent_tid=[3787]}, 88) = 3787 [pid 3786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3786] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3787] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3787] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3787] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3787] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3786] <... futex resumed>) = 0 [pid 3786] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3786] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3786] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3786] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3786] <... clone3 resumed> => {parent_tid=[3788]}, 88) = 3788 [pid 3786] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3786] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3786] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3788 attached [pid 3788] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3788] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3788] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3788] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3786] <... futex resumed>) = 0 [pid 3788] <... futex resumed>) = 1 [pid 3788] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3787] <... sendmsg resumed>) = 0 [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3787] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3787] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3786] exit_group(0 [pid 3787] <... futex resumed>) = ? [pid 3786] <... exit_group resumed>) = ? [pid 3787] +++ exited with 0 +++ [pid 3788] <... futex resumed>) = ? [pid 3788] +++ exited with 0 +++ [pid 3786] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3786, 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=0x555574f36690) = 3789 ./strace-static-x86_64: Process 3789 attached [pid 3789] set_robust_list(0x555574f366a0, 24) = 0 [pid 3789] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3789] setpgid(0, 0) = 0 [pid 3789] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3789] write(3, "1000", 4) = 4 [pid 3789] close(3) = 0 [pid 3789] write(1, "executing program\n", 18executing program ) = 18 [pid 3789] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3789] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3789] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3789] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3789] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3789] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3790 attached [pid 3790] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3790] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3790] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... clone3 resumed> => {parent_tid=[3790]}, 88) = 3790 [pid 3789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3789] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3790] <... futex resumed>) = 0 [pid 3790] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3789] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3790] <... socketpair resumed>[3, 4]) = 0 [pid 3790] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3790] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3789] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3790] <... futex resumed>) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3789] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3789] <... futex resumed>) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3789] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3790] <... sendmsg resumed>) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3789] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3790] <... sendmsg resumed>) = 0 [pid 3789] <... mprotect resumed>) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3789] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3790] <... sendmsg resumed>) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3790] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3790] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3789] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3791 attached [pid 3791] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3791] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3791] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] <... clone3 resumed> => {parent_tid=[3791]}, 88) = 3791 [pid 3789] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3789] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3791] <... futex resumed>) = 0 [pid 3791] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3789] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3791] <... setsockopt resumed>) = 0 [pid 3791] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3789] <... futex resumed>) = 0 [pid 3791] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3789] exit_group(0) = ? [pid 3790] <... futex resumed>) = ? [pid 3790] +++ exited with 0 +++ [pid 3791] <... futex resumed>) = ? [pid 3791] +++ exited with 0 +++ [pid 3789] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3789, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3792 ./strace-static-x86_64: Process 3792 attached [pid 3792] set_robust_list(0x555574f366a0, 24) = 0 [pid 3792] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3792] setpgid(0, 0) = 0 [pid 3792] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3792] write(3, "1000", 4) = 4 [pid 3792] close(3) = 0 [pid 3792] write(1, "executing program\n", 18executing program ) = 18 [pid 3792] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3792] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3792] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3792] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3792] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3793 attached => {parent_tid=[3793]}, 88) = 3793 [pid 3793] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3793] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3793] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3792] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3793] <... futex resumed>) = 0 [pid 3793] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3792] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3793] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3793] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3792] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3792] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3793] <... futex resumed>) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3792] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3793] <... sendmsg resumed>) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3793] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3793] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3792] <... futex resumed>) = 0 [pid 3792] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3792] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3792] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3792] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3794 attached => {parent_tid=[3794]}, 88) = 3794 [pid 3794] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3794] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3794] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3792] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3792] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3794] <... futex resumed>) = 0 [pid 3794] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3794] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3794] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3792] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3792] exit_group(0 [pid 3793] <... futex resumed>) = ? [pid 3792] <... exit_group resumed>) = ? [pid 3793] +++ exited with 0 +++ [pid 3794] <... futex resumed>) = ? [pid 3794] +++ exited with 0 +++ [pid 3792] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3792, si_uid=0, si_status=0, 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 3795 attached , child_tidptr=0x555574f36690) = 3795 [pid 3795] set_robust_list(0x555574f366a0, 24) = 0 [pid 3795] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3795] setpgid(0, 0) = 0 [pid 3795] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3795] write(3, "1000", 4) = 4 [pid 3795] close(3) = 0 executing program [pid 3795] write(1, "executing program\n", 18) = 18 [pid 3795] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3795] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3795] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3795] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3795] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3796 attached [pid 3796] set_robust_list(0x7f177f56b9a0, 24 [pid 3795] <... clone3 resumed> => {parent_tid=[3796]}, 88) = 3796 [pid 3795] rt_sigprocmask(SIG_SETMASK, [], [pid 3796] <... set_robust_list resumed>) = 0 [pid 3795] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3796] rt_sigprocmask(SIG_SETMASK, [], [pid 3795] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3795] <... futex resumed>) = 0 [pid 3796] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3795] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3796] <... socketpair resumed>[3, 4]) = 0 [pid 3796] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3795] <... futex resumed>) = 0 [pid 3796] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3795] <... futex resumed>) = 0 [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3795] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3796] <... sendmsg resumed>) = 0 [pid 3795] <... futex resumed>) = 0 [pid 3795] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3795] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3795] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3795] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3795] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3796] sendmsg(4, {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 3797 attached ) = 0 [pid 3795] <... clone3 resumed> => {parent_tid=[3797]}, 88) = 3797 [pid 3797] set_robust_list(0x7f177f54a9a0, 24 [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3797] <... set_robust_list resumed>) = 0 [pid 3795] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3797] rt_sigprocmask(SIG_SETMASK, [], [pid 3795] <... futex resumed>) = 0 [pid 3797] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3797] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3795] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3797] <... setsockopt resumed>) = 0 [pid 3797] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3795] <... futex resumed>) = 0 [pid 3797] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3796] <... sendmsg resumed>) = 0 [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3796] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3796] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3795] exit_group(0 [pid 3797] <... futex resumed>) = ? [pid 3796] <... futex resumed>) = ? [pid 3795] <... exit_group resumed>) = ? [pid 3797] +++ exited with 0 +++ [pid 3796] +++ exited with 0 +++ [pid 3795] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3795, si_uid=0, si_status=0, 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 3798 attached , child_tidptr=0x555574f36690) = 3798 [pid 3798] set_robust_list(0x555574f366a0, 24) = 0 [pid 3798] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3798] setpgid(0, 0) = 0 [pid 3798] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3798] write(3, "1000", 4) = 4 [pid 3798] close(3) = 0 [pid 3798] write(1, "executing program\n", 18executing program ) = 18 [pid 3798] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3798] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3798] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3798] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3798] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3799]}, 88) = 3799 ./strace-static-x86_64: Process 3799 attached [pid 3799] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3799] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3799] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3798] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3798] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3799] <... futex resumed>) = 0 [pid 3799] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3798] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3799] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3798] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3799] <... futex resumed>) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3798] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3799] <... sendmsg resumed>) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3798] <... futex resumed>) = 0 [pid 3799] <... sendmsg resumed>) = 0 [pid 3798] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3798] <... mmap resumed>) = 0x7f177f52a000 [pid 3799] <... sendmsg resumed>) = 0 [pid 3798] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3798] <... mprotect resumed>) = 0 [pid 3799] <... sendmsg resumed>) = 0 [pid 3798] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3798] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3798] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3799] <... sendmsg resumed>) = 0 [pid 3798] <... clone3 resumed> => {parent_tid=[3800]}, 88) = 3800 ./strace-static-x86_64: Process 3800 attached [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3798] rt_sigprocmask(SIG_SETMASK, [], [pid 3800] set_robust_list(0x7f177f54a9a0, 24 [pid 3798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3799] <... sendmsg resumed>) = 0 [pid 3798] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3800] <... set_robust_list resumed>) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3798] <... futex resumed>) = 0 [pid 3800] rt_sigprocmask(SIG_SETMASK, [], [pid 3798] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3799] <... sendmsg resumed>) = 0 [pid 3800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3800] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3800] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3798] <... futex resumed>) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3800] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3799] <... sendmsg resumed>) = 0 [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3799] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3799] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3798] exit_group(0 [pid 3800] <... futex resumed>) = ? [pid 3798] <... exit_group resumed>) = ? [pid 3799] <... futex resumed>) = ? [pid 3799] +++ exited with 0 +++ [pid 3800] +++ exited with 0 +++ [pid 3798] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3798, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3801 ./strace-static-x86_64: Process 3801 attached [pid 3801] set_robust_list(0x555574f366a0, 24) = 0 [pid 3801] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3801] setpgid(0, 0) = 0 [pid 3801] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3801] write(3, "1000", 4) = 4 [pid 3801] close(3) = 0 executing program [pid 3801] write(1, "executing program\n", 18) = 18 [pid 3801] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3801] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3801] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3801] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3801] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3801] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3802]}, 88) = 3802 [pid 3801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3801] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3801] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3802 attached [pid 3802] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3802] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3802] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3802] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... futex resumed>) = 0 [pid 3801] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3801] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3801] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3801] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3801] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3801] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3803]}, 88) = 3803 [pid 3801] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3801] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3801] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3802] <... futex resumed>) = 1 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3802] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3802] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3803 attached [pid 3803] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3803] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3803] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3801] <... futex resumed>) = 0 [pid 3801] exit_group(0) = ? [pid 3802] <... futex resumed>) = ? [pid 3803] <... futex resumed>) = ? [pid 3802] +++ exited with 0 +++ [pid 3803] +++ exited with 0 +++ [pid 3801] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3801, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3804 ./strace-static-x86_64: Process 3804 attached [pid 3804] set_robust_list(0x555574f366a0, 24) = 0 [pid 3804] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3804] setpgid(0, 0) = 0 [pid 3804] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3804] write(3, "1000", 4) = 4 [pid 3804] close(3) = 0 executing program [pid 3804] write(1, "executing program\n", 18) = 18 [pid 3804] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3804] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3804] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3804] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3805]}, 88) = 3805 [pid 3804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3804] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3805 attached [pid 3805] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3805] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3805] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3805] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3804] <... futex resumed>) = 0 [pid 3804] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3804] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3804] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3804] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3805] <... futex resumed>) = 1 ./strace-static-x86_64: Process 3806 attached [pid 3804] <... clone3 resumed> => {parent_tid=[3806]}, 88) = 3806 [pid 3804] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3804] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3804] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3805] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3805] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3806] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3806] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3806] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3806] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3804] <... futex resumed>) = 0 [pid 3804] exit_group(0 [pid 3805] <... futex resumed>) = ? [pid 3804] <... exit_group resumed>) = ? [pid 3805] +++ exited with 0 +++ [pid 3806] <... futex resumed>) = ? [pid 3806] +++ exited with 0 +++ [pid 3804] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3804, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3807 ./strace-static-x86_64: Process 3807 attached [pid 3807] set_robust_list(0x555574f366a0, 24) = 0 [pid 3807] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3807] setpgid(0, 0) = 0 [pid 3807] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3807] write(3, "1000", 4) = 4 executing program [pid 3807] close(3) = 0 [pid 3807] write(1, "executing program\n", 18) = 18 [pid 3807] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3807] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3807] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3807] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3807] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3808 attached => {parent_tid=[3808]}, 88) = 3808 [pid 3807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3807] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3807] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3808] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3808] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3808] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3808] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... futex resumed>) = 0 [pid 3807] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3807] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3807] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3807] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3807] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3807] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3809]}, 88) = 3809 [pid 3807] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3807] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3807] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3808] <... futex resumed>) = 1 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_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 3809 attached [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3808] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3808] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3809] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3809] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3809] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3809] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3807] <... futex resumed>) = 0 [pid 3807] exit_group(0) = ? [pid 3808] <... futex resumed>) = ? [pid 3808] +++ exited with 0 +++ [pid 3809] <... futex resumed>) = ? [pid 3809] +++ exited with 0 +++ [pid 3807] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3807, 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=0x555574f36690) = 3810 ./strace-static-x86_64: Process 3810 attached [pid 3810] set_robust_list(0x555574f366a0, 24) = 0 [pid 3810] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3810] setpgid(0, 0) = 0 [pid 3810] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3810] write(3, "1000", 4) = 4 [pid 3810] close(3) = 0 [pid 3810] write(1, "executing program\n", 18executing program ) = 18 [pid 3810] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3810] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3810] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3810] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3811 attached => {parent_tid=[3811]}, 88) = 3811 [pid 3811] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3811] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3811] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3810] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3811] <... futex resumed>) = 0 [pid 3811] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3810] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3811] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3811] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3810] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3811] <... futex resumed>) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3810] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3811] <... sendmsg resumed>) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3811] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3811] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] <... futex resumed>) = 0 [pid 3810] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3810] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3810] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3810] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3812 attached [pid 3812] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3812] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3812] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] <... clone3 resumed> => {parent_tid=[3812]}, 88) = 3812 [pid 3810] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3810] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3812] <... futex resumed>) = 0 [pid 3812] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3812] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3812] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3810] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3810] exit_group(0) = ? [pid 3811] <... futex resumed>) = ? [pid 3811] +++ exited with 0 +++ [pid 3812] <... futex resumed>) = ? [pid 3812] +++ exited with 0 +++ [pid 3810] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3810, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3813 ./strace-static-x86_64: Process 3813 attached [pid 3813] set_robust_list(0x555574f366a0, 24) = 0 [pid 3813] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3813] setpgid(0, 0) = 0 [pid 3813] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3813] write(3, "1000", 4) = 4 [pid 3813] close(3) = 0 [pid 3813] write(1, "executing program\n", 18executing program ) = 18 [pid 3813] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3813] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3813] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3813] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3814]}, 88) = 3814 ./strace-static-x86_64: Process 3814 attached [pid 3814] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3814] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3814] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3813] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3814] <... futex resumed>) = 0 [pid 3814] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3813] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3814] <... socketpair resumed>[3, 4]) = 0 [pid 3814] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3814] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3813] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3814] <... futex resumed>) = 0 [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3813] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3813] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3813] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3813] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3813] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3815 attached => {parent_tid=[3815]}, 88) = 3815 [pid 3815] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3813] rt_sigprocmask(SIG_SETMASK, [], [pid 3815] rt_sigprocmask(SIG_SETMASK, [], [pid 3813] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3813] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3815] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3813] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3815] <... setsockopt resumed>) = 0 [pid 3814] <... sendmsg resumed>) = 0 [pid 3815] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3815] <... futex resumed>) = 1 [pid 3813] <... futex resumed>) = 0 [pid 3814] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3815] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3814] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3814] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3813] exit_group(0) = ? [pid 3815] <... futex resumed>) = ? [pid 3814] <... futex resumed>) = ? [pid 3815] +++ exited with 0 +++ [pid 3814] +++ exited with 0 +++ [pid 3813] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3813, 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=0x555574f36690) = 3816 ./strace-static-x86_64: Process 3816 attached [pid 3816] set_robust_list(0x555574f366a0, 24) = 0 [pid 3816] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3816] setpgid(0, 0) = 0 [pid 3816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3816] write(3, "1000", 4) = 4 [pid 3816] close(3) = 0 executing program [pid 3816] write(1, "executing program\n", 18) = 18 [pid 3816] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3816] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3816] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3817 attached => {parent_tid=[3817]}, 88) = 3817 [pid 3816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3816] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3816] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3817] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3817] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3817] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3817] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3816] <... futex resumed>) = 0 [pid 3816] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3816] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3816] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3816] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3818]}, 88) = 3818 [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3816] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3816] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3816] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3818 attached [pid 3818] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3818] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3818] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3818] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3816] <... futex resumed>) = 0 [pid 3818] <... futex resumed>) = 1 [pid 3818] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3817] <... sendmsg resumed>) = 0 [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3817] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3817] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3816] exit_group(0 [pid 3817] <... futex resumed>) = ? [pid 3816] <... exit_group resumed>) = ? [pid 3817] +++ exited with 0 +++ [pid 3818] <... futex resumed>) = ? [pid 3818] +++ exited with 0 +++ [pid 3816] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3816, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3819 ./strace-static-x86_64: Process 3819 attached [pid 3819] set_robust_list(0x555574f366a0, 24) = 0 [pid 3819] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3819] setpgid(0, 0) = 0 [pid 3819] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3819] write(3, "1000", 4) = 4 [pid 3819] close(3) = 0 executing program [pid 3819] write(1, "executing program\n", 18) = 18 [pid 3819] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3819] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3819] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3819] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3820]}, 88) = 3820 ./strace-static-x86_64: Process 3820 attached [pid 3819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3819] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3819] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3820] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3820] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3820] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3820] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3819] <... futex resumed>) = 0 [pid 3819] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3819] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3819] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3819] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3819] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3819] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3819] <... clone3 resumed> => {parent_tid=[3821]}, 88) = 3821 [pid 3820] <... sendmsg resumed>) = 0 [pid 3819] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3819] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3819] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3821 attached [pid 3821] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3821] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3821] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3821] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3819] <... futex resumed>) = 0 [pid 3821] <... futex resumed>) = 1 [pid 3821] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3820] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3820] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3819] exit_group(0) = ? [pid 3820] <... futex resumed>) = ? [pid 3820] +++ exited with 0 +++ [pid 3821] <... futex resumed>) = ? [pid 3821] +++ exited with 0 +++ [pid 3819] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3819, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3822 ./strace-static-x86_64: Process 3822 attached [pid 3822] set_robust_list(0x555574f366a0, 24) = 0 [pid 3822] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3822] setpgid(0, 0) = 0 [pid 3822] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3822] write(3, "1000", 4) = 4 executing program [pid 3822] close(3) = 0 [pid 3822] write(1, "executing program\n", 18) = 18 [pid 3822] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3822] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3822] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3822] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3823]}, 88) = 3823 [pid 3822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3822] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3823 attached [pid 3823] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3823] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3823] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3823] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] <... futex resumed>) = 0 [pid 3822] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3822] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3822] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3822] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3824]}, 88) = 3824 [pid 3822] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3822] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3822] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3823] <... futex resumed>) = 1 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3823] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3823] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3824 attached [pid 3824] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3824] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3824] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3824] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3822] <... futex resumed>) = 0 [pid 3822] exit_group(0) = ? [pid 3823] <... futex resumed>) = ? [pid 3823] +++ exited with 0 +++ [pid 3824] <... futex resumed>) = ? [pid 3824] +++ exited with 0 +++ [pid 3822] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3822, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3825 ./strace-static-x86_64: Process 3825 attached [pid 3825] set_robust_list(0x555574f366a0, 24) = 0 [pid 3825] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3825] setpgid(0, 0) = 0 [pid 3825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3825] write(3, "1000", 4) = 4 [pid 3825] close(3) = 0 [pid 3825] write(1, "executing program\n", 18executing program ) = 18 [pid 3825] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3825] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3825] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3825] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3826 attached => {parent_tid=[3826]}, 88) = 3826 [pid 3826] set_robust_list(0x7f177f56b9a0, 24 [pid 3825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3825] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3825] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3826] <... set_robust_list resumed>) = 0 [pid 3826] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3826] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3826] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3825] <... futex resumed>) = 0 [pid 3826] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3825] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3825] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3825] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3825] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3827]}, 88) = 3827 [pid 3825] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3825] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3825] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3827 attached [pid 3827] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3827] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3827] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3827] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3825] <... futex resumed>) = 0 [pid 3826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3827] <... futex resumed>) = 1 [pid 3827] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3826] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3826] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3825] exit_group(0 [pid 3826] <... futex resumed>) = ? [pid 3825] <... exit_group resumed>) = ? [pid 3826] +++ exited with 0 +++ [pid 3827] <... futex resumed>) = ? [pid 3827] +++ exited with 0 +++ [pid 3825] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3828 ./strace-static-x86_64: Process 3828 attached [pid 3828] set_robust_list(0x555574f366a0, 24) = 0 [pid 3828] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3828] setpgid(0, 0) = 0 [pid 3828] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3828] write(3, "1000", 4) = 4 [pid 3828] close(3) = 0 [pid 3828] write(1, "executing program\n", 18executing program ) = 18 [pid 3828] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3828] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3828] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3828] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3828] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3829]}, 88) = 3829 [pid 3828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3828] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3828] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3829 attached [pid 3829] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3829] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3829] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3829] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... futex resumed>) = 0 [pid 3828] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3828] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3828] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3828] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3828] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3828] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3830]}, 88) = 3830 [pid 3828] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3828] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3828] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3829] <... futex resumed>) = 1 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3829] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3829] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3830 attached [pid 3830] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3830] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3830] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3830] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3828] <... futex resumed>) = 0 [pid 3828] exit_group(0) = ? [pid 3829] <... futex resumed>) = ? [pid 3830] <... futex resumed>) = 231 [pid 3829] +++ exited with 0 +++ [pid 3830] +++ exited with 0 +++ [pid 3828] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3828, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3831 ./strace-static-x86_64: Process 3831 attached [pid 3831] set_robust_list(0x555574f366a0, 24) = 0 [pid 3831] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3831] setpgid(0, 0) = 0 [pid 3831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3831] write(3, "1000", 4) = 4 [pid 3831] close(3) = 0 [pid 3831] write(1, "executing program\n", 18executing program ) = 18 [pid 3831] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3831] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3831] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3831] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3832 attached => {parent_tid=[3832]}, 88) = 3832 [pid 3832] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3832] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3832] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3831] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3832] <... futex resumed>) = 0 [pid 3832] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3832] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3832] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3831] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3832] <... futex resumed>) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3831] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3832] <... sendmsg resumed>) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3831] <... futex resumed>) = 0 [pid 3832] <... sendmsg resumed>) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3832] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3832] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3831] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3831] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3833]}, 88) = 3833 [pid 3831] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3831] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3831] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3833 attached [pid 3833] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3833] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3833] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3833] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3831] <... futex resumed>) = 0 [pid 3831] exit_group(0) = ? [pid 3832] <... futex resumed>) = ? [pid 3832] +++ exited with 0 +++ [pid 3833] +++ exited with 0 +++ [pid 3831] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3834 ./strace-static-x86_64: Process 3834 attached [pid 3834] set_robust_list(0x555574f366a0, 24) = 0 [pid 3834] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3834] setpgid(0, 0) = 0 [pid 3834] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3834] write(3, "1000", 4) = 4 [pid 3834] close(3executing program ) = 0 [pid 3834] write(1, "executing program\n", 18) = 18 [pid 3834] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3834] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3834] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3834] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3835]}, 88) = 3835 [pid 3834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3834] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3835 attached [pid 3835] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3835] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3835] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3835] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3834] <... futex resumed>) = 0 [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3834] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3835] <... sendmsg resumed>) = 0 [pid 3834] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3834] <... futex resumed>) = 0 [pid 3835] <... sendmsg resumed>) = 0 [pid 3834] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3834] <... mmap resumed>) = 0x7f177f52a000 [pid 3835] <... sendmsg resumed>) = 0 [pid 3834] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3834] <... mprotect resumed>) = 0 [pid 3834] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3834] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3835] <... sendmsg resumed>) = 0 [pid 3834] <... clone3 resumed> => {parent_tid=[3836]}, 88) = 3836 [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3834] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3834] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3834] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3836 attached [pid 3836] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3836] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3836] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3836] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3834] <... futex resumed>) = 0 [pid 3836] <... futex resumed>) = 1 [pid 3836] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3835] <... sendmsg resumed>) = 0 [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3835] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3835] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3834] exit_group(0 [pid 3835] <... futex resumed>) = ? [pid 3834] <... exit_group resumed>) = ? [pid 3835] +++ exited with 0 +++ [pid 3836] <... futex resumed>) = ? [pid 3836] +++ exited with 0 +++ [pid 3834] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3834, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3837 ./strace-static-x86_64: Process 3837 attached [pid 3837] set_robust_list(0x555574f366a0, 24) = 0 [pid 3837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3837] setpgid(0, 0) = 0 [pid 3837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3837] write(3, "1000", 4) = 4 [pid 3837] close(3) = 0 [pid 3837] write(1, "executing program\n", 18executing program ) = 18 [pid 3837] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3837] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3837] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3837] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3838 attached [pid 3838] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3838] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] <... clone3 resumed> => {parent_tid=[3838]}, 88) = 3838 [pid 3837] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3837] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3838] <... futex resumed>) = 0 [pid 3838] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3837] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3838] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3838] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3837] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3838] <... futex resumed>) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3837] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3838] <... sendmsg resumed>) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] <... futex resumed>) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3837] <... mmap resumed>) = 0x7f177f52a000 [pid 3838] <... sendmsg resumed>) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3837] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3838] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3838] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] <... mprotect resumed>) = 0 [pid 3837] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3837] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3840 attached => {parent_tid=[3840]}, 88) = 3840 [pid 3840] set_robust_list(0x7f177f54a9a0, 24 [pid 3837] rt_sigprocmask(SIG_SETMASK, [], [pid 3840] <... set_robust_list resumed>) = 0 [pid 3837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3840] rt_sigprocmask(SIG_SETMASK, [], [pid 3837] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3840] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3837] <... futex resumed>) = 0 [pid 3840] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3837] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3840] <... futex resumed>) = 0 [pid 3837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3840] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3837] exit_group(0) = ? [pid 3838] <... futex resumed>) = ? [pid 3838] +++ exited with 0 +++ [pid 3840] <... futex resumed>) = ? [pid 3840] +++ exited with 0 +++ [pid 3837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3841 ./strace-static-x86_64: Process 3841 attached [pid 3841] set_robust_list(0x555574f366a0, 24) = 0 [pid 3841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3841] setpgid(0, 0) = 0 [pid 3841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3841] write(3, "1000", 4) = 4 [pid 3841] close(3) = 0 [pid 3841] write(1, "executing program\n", 18executing program ) = 18 [pid 3841] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3841] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3841] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3841] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3841] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3842 attached => {parent_tid=[3842]}, 88) = 3842 [pid 3842] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3842] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3842] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3841] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3842] <... futex resumed>) = 0 [pid 3842] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3842] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3841] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3842] <... futex resumed>) = 0 [pid 3841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3842] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3841] <... futex resumed>) = 0 [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] <... sendmsg resumed>) = 0 [pid 3841] <... futex resumed>) = 0 [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3842] <... sendmsg resumed>) = 0 [pid 3841] <... mmap resumed>) = 0x7f177f52a000 [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3842] <... sendmsg resumed>) = 0 [pid 3841] <... mprotect resumed>) = 0 [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3842] <... sendmsg resumed>) = 0 [pid 3841] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3842] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3843 attached [pid 3843] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3843] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3843] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] <... clone3 resumed> => {parent_tid=[3843]}, 88) = 3843 [pid 3842] <... sendmsg resumed>) = 0 [pid 3841] rt_sigprocmask(SIG_SETMASK, [], [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3842] <... sendmsg resumed>) = 0 [pid 3841] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] <... futex resumed>) = 1 [pid 3843] <... futex resumed>) = 0 [pid 3843] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3843] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3843] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3842] <... sendmsg resumed>) = 0 [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3842] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3842] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3842] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3841] exit_group(0 [pid 3842] <... futex resumed>) = ? [pid 3841] <... exit_group resumed>) = ? [pid 3842] +++ exited with 0 +++ [pid 3843] <... futex resumed>) = ? [pid 3843] +++ exited with 0 +++ [pid 3841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3844 ./strace-static-x86_64: Process 3844 attached [pid 3844] set_robust_list(0x555574f366a0, 24) = 0 [pid 3844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3844] setpgid(0, 0) = 0 [pid 3844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3844] write(3, "1000", 4) = 4 [pid 3844] close(3) = 0 [pid 3844] write(1, "executing program\n", 18executing program ) = 18 [pid 3844] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3844] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3844] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3844] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3844] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3845 attached => {parent_tid=[3845]}, 88) = 3845 [pid 3845] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3845] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3845] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3844] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3845] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3844] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3845] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3845] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3844] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3845] <... futex resumed>) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3844] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3845] <... sendmsg resumed>) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3844] <... futex resumed>) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3844] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3845] <... sendmsg resumed>) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3844] <... mmap resumed>) = 0x7f177f52a000 [pid 3845] <... sendmsg resumed>) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3844] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3845] <... sendmsg resumed>) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3844] <... mprotect resumed>) = 0 [pid 3845] <... sendmsg resumed>) = 0 [pid 3844] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3844] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3845] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3844] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3845] <... sendmsg resumed>) = 0 [pid 3845] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3845] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3844] <... clone3 resumed> => {parent_tid=[3846]}, 88) = 3846 [pid 3844] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3844] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3844] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3846 attached [pid 3846] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3846] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3846] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3846] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3844] <... futex resumed>) = 0 [pid 3844] exit_group(0) = ? [pid 3846] +++ exited with 0 +++ [pid 3845] <... futex resumed>) = ? [pid 3845] +++ exited with 0 +++ [pid 3844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3847 ./strace-static-x86_64: Process 3847 attached [pid 3847] set_robust_list(0x555574f366a0, 24) = 0 [pid 3847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3847] setpgid(0, 0) = 0 [pid 3847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3847] write(3, "1000", 4) = 4 [pid 3847] close(3) = 0 [pid 3847] write(1, "executing program\n", 18executing program ) = 18 [pid 3847] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3847] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3847] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3847] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3847] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3847] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3847] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3848 attached => {parent_tid=[3848]}, 88) = 3848 [pid 3848] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3848] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3848] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3847] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3847] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3848] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3847] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3848] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3848] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3847] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3848] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3848] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3847] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3848] <... futex resumed>) = 0 [pid 3848] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3848] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3848] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3847] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3847] exit_group(0) = ? [pid 3848] <... futex resumed>) = ? [pid 3848] +++ exited with 0 +++ [pid 3847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3849 ./strace-static-x86_64: Process 3849 attached [pid 3849] set_robust_list(0x555574f366a0, 24) = 0 [pid 3849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3849] setpgid(0, 0) = 0 [pid 3849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3849] write(3, "1000", 4) = 4 [pid 3849] close(3) = 0 [pid 3849] write(1, "executing program\n", 18executing program ) = 18 [pid 3849] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3849] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3849] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3849] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3850]}, 88) = 3850 [pid 3849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3849] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3850 attached [pid 3850] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3850] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3850] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3849] <... futex resumed>) = 0 [pid 3849] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3849] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3849] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3849] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3851]}, 88) = 3851 [pid 3849] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3849] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3849] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3850] <... futex resumed>) = 1 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3850] sendmsg(4, {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 3851 attached ) = 0 [pid 3851] set_robust_list(0x7f177f54a9a0, 24 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] <... set_robust_list resumed>) = 0 [pid 3851] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3851] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3850] <... sendmsg resumed>) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] <... setsockopt resumed>) = 0 [pid 3850] <... sendmsg resumed>) = 0 [pid 3851] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] <... futex resumed>) = 1 [pid 3850] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3849] <... futex resumed>) = 0 [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3851] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3850] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3850] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3850] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3849] exit_group(0) = ? [pid 3850] <... futex resumed>) = 231 [pid 3851] <... futex resumed>) = ? [pid 3851] +++ exited with 0 +++ [pid 3850] +++ exited with 0 +++ [pid 3849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3852 ./strace-static-x86_64: Process 3852 attached [pid 3852] set_robust_list(0x555574f366a0, 24) = 0 [pid 3852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3852] setpgid(0, 0) = 0 [pid 3852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3852] write(3, "1000", 4) = 4 [pid 3852] close(3) = 0 [pid 3852] write(1, "executing program\n", 18executing program ) = 18 [pid 3852] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3852] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3852] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3852] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3852] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3853 attached [pid 3853] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3853] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3853] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] <... clone3 resumed> => {parent_tid=[3853]}, 88) = 3853 [pid 3852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3852] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3853] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3852] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3853] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3853] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3852] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3853] <... futex resumed>) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3852] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3853] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3853] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] <... futex resumed>) = 0 [pid 3852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3852] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3852] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3854 attached [pid 3854] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3854] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3854] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] <... clone3 resumed> => {parent_tid=[3854]}, 88) = 3854 [pid 3852] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3852] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3854] <... futex resumed>) = 0 [pid 3854] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3854] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3854] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3852] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3852] exit_group(0) = ? [pid 3853] <... futex resumed>) = ? [pid 3853] +++ exited with 0 +++ [pid 3854] <... futex resumed>) = ? [pid 3854] +++ exited with 0 +++ [pid 3852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3852, si_uid=0, si_status=0, 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 3855 attached , child_tidptr=0x555574f36690) = 3855 [pid 3855] set_robust_list(0x555574f366a0, 24) = 0 [pid 3855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3855] setpgid(0, 0) = 0 [pid 3855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3855] write(3, "1000", 4) = 4 [pid 3855] close(3) = 0 executing program [pid 3855] write(1, "executing program\n", 18) = 18 [pid 3855] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3855] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3855] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3855] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3856]}, 88) = 3856 [pid 3855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3855] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3856 attached [pid 3856] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3856] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3856] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3856] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 0 [pid 3855] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3855] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3855] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3855] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3857]}, 88) = 3857 [pid 3855] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3855] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3855] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3856] <... futex resumed>) = 1 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3856] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3856] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3857 attached [pid 3857] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3857] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3857] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3857] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3855] <... futex resumed>) = 0 [pid 3855] exit_group(0) = ? [pid 3856] <... futex resumed>) = ? [pid 3856] +++ exited with 0 +++ [pid 3857] <... futex resumed>) = ? [pid 3857] +++ exited with 0 +++ [pid 3855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3858 ./strace-static-x86_64: Process 3858 attached [pid 3858] set_robust_list(0x555574f366a0, 24) = 0 [pid 3858] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3858] setpgid(0, 0) = 0 [pid 3858] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3858] write(3, "1000", 4) = 4 [pid 3858] close(3) = 0 executing program [pid 3858] write(1, "executing program\n", 18) = 18 [pid 3858] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3858] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3858] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3858] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3858] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3859]}, 88) = 3859 [pid 3858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3858] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3858] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3859 attached [pid 3859] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3859] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3859] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3859] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3858] <... futex resumed>) = 0 [pid 3858] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3858] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3858] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3858] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3858] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3858] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3860]}, 88) = 3860 [pid 3858] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3858] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3858] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3859] <... futex resumed>) = 1 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3859] sendmsg(4, {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 3860 attached ) = 0 [pid 3859] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3860] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3859] <... sendmsg resumed>) = 0 [pid 3860] rt_sigprocmask(SIG_SETMASK, [], [pid 3859] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3859] <... futex resumed>) = 0 [pid 3860] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3859] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3860] <... setsockopt resumed>) = 0 [pid 3860] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3858] <... futex resumed>) = 0 [pid 3858] exit_group(0) = ? [pid 3859] <... futex resumed>) = ? [pid 3860] +++ exited with 0 +++ [pid 3859] +++ exited with 0 +++ [pid 3858] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3858, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3861 ./strace-static-x86_64: Process 3861 attached [pid 3861] set_robust_list(0x555574f366a0, 24) = 0 [pid 3861] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3861] setpgid(0, 0) = 0 [pid 3861] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3861] write(3, "1000", 4) = 4 [pid 3861] close(3) = 0 [pid 3861] write(1, "executing program\n", 18executing program ) = 18 [pid 3861] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3861] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3861] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3861] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3861] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3862 attached => {parent_tid=[3862]}, 88) = 3862 [pid 3862] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3862] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3862] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3861] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3862] <... futex resumed>) = 0 [pid 3862] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3861] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3862] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3862] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3862] <... futex resumed>) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3861] <... futex resumed>) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3862] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3862] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3861] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3861] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3861] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3863 attached [pid 3863] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3863] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3863] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] <... clone3 resumed> => {parent_tid=[3863]}, 88) = 3863 [pid 3861] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3861] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3863] <... futex resumed>) = 0 [pid 3863] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3863] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3863] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3861] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3861] exit_group(0) = ? [pid 3862] <... futex resumed>) = ? [pid 3862] +++ exited with 0 +++ [pid 3863] <... futex resumed>) = ? [pid 3863] +++ exited with 0 +++ [pid 3861] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3861, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3864 ./strace-static-x86_64: Process 3864 attached [pid 3864] set_robust_list(0x555574f366a0, 24) = 0 [pid 3864] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3864] setpgid(0, 0) = 0 [pid 3864] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3864] write(3, "1000", 4) = 4 [pid 3864] close(3) = 0 executing program [pid 3864] write(1, "executing program\n", 18) = 18 [pid 3864] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3864] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3864] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3864] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3864] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3865 attached => {parent_tid=[3865]}, 88) = 3865 [pid 3865] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3865] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3865] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3864] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3865] <... futex resumed>) = 0 [pid 3865] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3864] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3865] <... socketpair resumed>[3, 4]) = 0 [pid 3865] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3865] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3864] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3865] <... futex resumed>) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3864] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3864] <... futex resumed>) = 0 [pid 3865] <... sendmsg resumed>) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3864] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3864] <... mmap resumed>) = 0x7f177f52a000 [pid 3865] <... sendmsg resumed>) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3865] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000executing program ) = 0 [pid 3865] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3864] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3864] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3866 attached => {parent_tid=[3866]}, 88) = 3866 [pid 3866] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3866] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3866] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3864] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3866] <... futex resumed>) = 0 [pid 3866] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3864] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3866] <... setsockopt resumed>) = 0 [pid 3866] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3866] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3864] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3864] exit_group(0 [pid 3865] <... futex resumed>) = ? [pid 3865] +++ exited with 0 +++ [pid 3864] <... exit_group resumed>) = ? [pid 3866] <... futex resumed>) = ? [pid 3866] +++ exited with 0 +++ [pid 3864] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3864, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3867 ./strace-static-x86_64: Process 3867 attached [pid 3867] set_robust_list(0x555574f366a0, 24) = 0 [pid 3867] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3867] setpgid(0, 0) = 0 [pid 3867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3867] write(3, "1000", 4) = 4 [pid 3867] close(3) = 0 [pid 3867] write(1, "executing program\n", 18) = 18 [pid 3867] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3867] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3867] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3867] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3867] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3868 attached => {parent_tid=[3868]}, 88) = 3868 [pid 3868] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3868] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3868] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3867] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3868] <... futex resumed>) = 0 [pid 3868] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3867] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3868] <... socketpair resumed>[3, 4]) = 0 [pid 3868] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3868] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3868] <... futex resumed>) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3867] <... futex resumed>) = 0 [pid 3868] <... sendmsg resumed>) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3867] <... mmap resumed>) = 0x7f177f52a000 [pid 3868] <... sendmsg resumed>) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3867] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3867] <... mprotect resumed>) = 0 [pid 3868] <... sendmsg resumed>) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3868] <... sendmsg resumed>) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3868] <... sendmsg resumed>) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3868] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3868] <... sendmsg resumed>) = 0 [pid 3868] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3868] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3869 attached [pid 3867] <... clone3 resumed> => {parent_tid=[3869]}, 88) = 3869 [pid 3869] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3869] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3867] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3869] <... futex resumed>) = 0 [pid 3869] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3869] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3869] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3867] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3867] exit_group(0 [pid 3868] <... futex resumed>) = ? [pid 3867] <... exit_group resumed>) = ? [pid 3868] +++ exited with 0 +++ [pid 3869] <... futex resumed>) = ? [pid 3869] +++ exited with 0 +++ [pid 3867] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3870 ./strace-static-x86_64: Process 3870 attached [pid 3870] set_robust_list(0x555574f366a0, 24) = 0 [pid 3870] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3870] setpgid(0, 0) = 0 [pid 3870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3870] write(3, "1000", 4) = 4 [pid 3870] close(3) = 0 [pid 3870] write(1, "executing program\n", 18executing program ) = 18 [pid 3870] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3870] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3870] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3870] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3870] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3871 attached => {parent_tid=[3871]}, 88) = 3871 [pid 3870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3870] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3870] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3871] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3871] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3871] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3871] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3870] <... futex resumed>) = 0 [pid 3870] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3870] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3870] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3870] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3870] <... clone3 resumed> => {parent_tid=[3872]}, 88) = 3872 [pid 3870] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3870] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3871] <... sendmsg resumed>) = 0 [pid 3870] <... futex resumed>) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3870] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3871] <... sendmsg resumed>) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3871] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3871] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3872 attached [pid 3872] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3872] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3872] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3872] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3870] <... futex resumed>) = 0 [pid 3870] exit_group(0) = ? [pid 3871] <... futex resumed>) = ? [pid 3871] +++ exited with 0 +++ [pid 3872] <... futex resumed>) = ? [pid 3872] +++ exited with 0 +++ [pid 3870] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3870, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3873 ./strace-static-x86_64: Process 3873 attached [pid 3873] set_robust_list(0x555574f366a0, 24) = 0 [pid 3873] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3873] setpgid(0, 0) = 0 [pid 3873] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3873] write(3, "1000", 4) = 4 [pid 3873] close(3) = 0 executing program [pid 3873] write(1, "executing program\n", 18) = 18 [pid 3873] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3873] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3873] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3873] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3873] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3874 attached => {parent_tid=[3874]}, 88) = 3874 [pid 3873] rt_sigprocmask(SIG_SETMASK, [], [pid 3874] set_robust_list(0x7f177f56b9a0, 24 [pid 3873] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3874] <... set_robust_list resumed>) = 0 [pid 3873] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] rt_sigprocmask(SIG_SETMASK, [], [pid 3873] <... futex resumed>) = 0 [pid 3874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3873] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3874] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3874] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3873] <... futex resumed>) = 0 [pid 3873] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3873] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3873] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3873] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3873] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3873] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3874] <... futex resumed>) = 0 ./strace-static-x86_64: Process 3875 attached [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3873] <... clone3 resumed> => {parent_tid=[3875]}, 88) = 3875 [pid 3873] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3873] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3873] <... futex resumed>) = 0 [pid 3874] <... sendmsg resumed>) = 0 [pid 3873] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3875] set_robust_list(0x7f177f54a9a0, 24 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3875] <... set_robust_list resumed>) = 0 [pid 3874] <... sendmsg resumed>) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3874] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3874] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3875] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3875] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3875] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3873] <... futex resumed>) = 0 [pid 3873] exit_group(0) = ? [pid 3874] <... futex resumed>) = ? [pid 3874] +++ exited with 0 +++ [pid 3875] +++ exited with 0 +++ [pid 3873] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3873, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3876 ./strace-static-x86_64: Process 3876 attached [pid 3876] set_robust_list(0x555574f366a0, 24) = 0 [pid 3876] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3876] setpgid(0, 0) = 0 [pid 3876] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3876] write(3, "1000", 4) = 4 [pid 3876] close(3) = 0 executing program [pid 3876] write(1, "executing program\n", 18) = 18 [pid 3876] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3876] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3876] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3876] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3876] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3877 attached => {parent_tid=[3877]}, 88) = 3877 [pid 3876] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3876] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3876] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3877] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3877] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3877] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3877] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3876] <... futex resumed>) = 0 [pid 3876] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3877] <... futex resumed>) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3876] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] <... sendmsg resumed>) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3876] <... futex resumed>) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3876] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3877] <... sendmsg resumed>) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3876] <... mmap resumed>) = 0x7f177f52a000 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3876] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3876] <... mprotect resumed>) = 0 [pid 3877] <... sendmsg resumed>) = 0 [pid 3876] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3876] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3877] <... sendmsg resumed>) = 0 [pid 3876] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3876] <... clone3 resumed> => {parent_tid=[3878]}, 88) = 3878 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3876] rt_sigprocmask(SIG_SETMASK, [], [pid 3877] <... sendmsg resumed>) = 0 [pid 3876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3876] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3876] <... futex resumed>) = 0 [pid 3877] <... sendmsg resumed>) = 0 [pid 3876] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {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 3878 attached ) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3878] set_robust_list(0x7f177f54a9a0, 24 [pid 3877] <... sendmsg resumed>) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3878] <... set_robust_list resumed>) = 0 [pid 3877] <... sendmsg resumed>) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3878] rt_sigprocmask(SIG_SETMASK, [], [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3878] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3877] <... sendmsg resumed>) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3877] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3878] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3877] <... sendmsg resumed>) = 0 [pid 3877] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3877] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3878] <... setsockopt resumed>) = 0 [pid 3878] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3876] <... futex resumed>) = 0 [pid 3876] exit_group(0 [pid 3877] <... futex resumed>) = ? [pid 3876] <... exit_group resumed>) = ? [pid 3877] +++ exited with 0 +++ [pid 3878] +++ exited with 0 +++ [pid 3876] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3876, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3879 ./strace-static-x86_64: Process 3879 attached [pid 3879] set_robust_list(0x555574f366a0, 24) = 0 [pid 3879] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3879] setpgid(0, 0) = 0 [pid 3879] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3879] write(3, "1000", 4) = 4 [pid 3879] close(3) = 0 [pid 3879] write(1, "executing program\n", 18executing program ) = 18 [pid 3879] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3879] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3879] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3879] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3879] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3880]}, 88) = 3880 ./strace-static-x86_64: Process 3880 attached [pid 3879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3879] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3879] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3880] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3880] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3880] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3880] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3879] <... futex resumed>) = 0 [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3879] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... sendmsg resumed>) = 0 [pid 3879] <... futex resumed>) = 0 [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3879] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3880] <... sendmsg resumed>) = 0 [pid 3879] <... futex resumed>) = 0 [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3879] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3880] <... sendmsg resumed>) = 0 [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3879] <... mmap resumed>) = 0x7f177f52a000 [pid 3880] <... sendmsg resumed>) = 0 [pid 3879] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3879] <... mprotect resumed>) = 0 [pid 3880] <... sendmsg resumed>) = 0 [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3879] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3879] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3880] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3881 attached [pid 3879] <... clone3 resumed> => {parent_tid=[3881]}, 88) = 3881 [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3879] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3879] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3879] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3881] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3881] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3881] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3881] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3879] <... futex resumed>) = 0 [pid 3881] <... futex resumed>) = 1 [pid 3881] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3880] <... sendmsg resumed>) = 0 [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3880] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3880] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3879] exit_group(0 [pid 3880] <... futex resumed>) = ? [pid 3879] <... exit_group resumed>) = ? [pid 3880] +++ exited with 0 +++ [pid 3881] <... futex resumed>) = ? [pid 3881] +++ exited with 0 +++ [pid 3879] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3879, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3882 ./strace-static-x86_64: Process 3882 attached [pid 3882] set_robust_list(0x555574f366a0, 24) = 0 [pid 3882] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3882] setpgid(0, 0) = 0 [pid 3882] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3882] write(3, "1000", 4) = 4 [pid 3882] close(3) = 0 [pid 3882] write(1, "executing program\n", 18executing program ) = 18 [pid 3882] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3882] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3882] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3882] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3882] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3883 attached => {parent_tid=[3883]}, 88) = 3883 [pid 3882] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3882] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3882] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3883] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3883] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3882] <... futex resumed>) = 0 [pid 3882] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3882] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3882] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3882] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3882] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3882] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3884]}, 88) = 3884 [pid 3883] sendmsg(4, {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 3884 attached [pid 3884] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3884] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3884] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] rt_sigprocmask(SIG_SETMASK, [], [pid 3883] <... sendmsg resumed>) = 0 [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3883] <... sendmsg resumed>) = 0 [pid 3882] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3884] <... futex resumed>) = 0 [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3882] <... futex resumed>) = 1 [pid 3884] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3884] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3884] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3883] <... sendmsg resumed>) = 0 [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3883] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3883] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3883] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3882] exit_group(0) = ? [pid 3883] <... futex resumed>) = ? [pid 3883] +++ exited with 0 +++ [pid 3884] <... futex resumed>) = ? [pid 3884] +++ exited with 0 +++ [pid 3882] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3882, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3885 ./strace-static-x86_64: Process 3885 attached [pid 3885] set_robust_list(0x555574f366a0, 24) = 0 [pid 3885] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3885] setpgid(0, 0) = 0 [pid 3885] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3885] write(3, "1000", 4) = 4 [pid 3885] close(3) = 0 [pid 3885] write(1, "executing program\n", 18executing program ) = 18 [pid 3885] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3885] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3885] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3885] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3885] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3886]}, 88) = 3886 ./strace-static-x86_64: Process 3886 attached [pid 3886] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3886] rt_sigprocmask(SIG_SETMASK, [], [pid 3885] rt_sigprocmask(SIG_SETMASK, [], [pid 3886] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3886] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3885] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3886] <... futex resumed>) = 0 [pid 3886] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3885] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3886] <... socketpair resumed>[3, 4]) = 0 [pid 3886] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3886] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3885] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3886] <... futex resumed>) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3885] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3885] <... futex resumed>) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3886] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3886] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3885] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3885] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3885] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3887 attached => {parent_tid=[3887]}, 88) = 3887 [pid 3887] set_robust_list(0x7f177f54a9a0, 24 [pid 3885] rt_sigprocmask(SIG_SETMASK, [], [pid 3887] <... set_robust_list resumed>) = 0 [pid 3885] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3887] rt_sigprocmask(SIG_SETMASK, [], [pid 3885] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3887] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3885] <... futex resumed>) = 0 [pid 3887] <... setsockopt resumed>) = 0 [pid 3885] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3887] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3885] <... futex resumed>) = 0 [pid 3887] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3885] exit_group(0) = ? [pid 3886] <... futex resumed>) = ? [pid 3886] +++ exited with 0 +++ [pid 3887] <... futex resumed>) = ? [pid 3887] +++ exited with 0 +++ [pid 3885] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3885, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3888 ./strace-static-x86_64: Process 3888 attached [pid 3888] set_robust_list(0x555574f366a0, 24) = 0 [pid 3888] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3888] setpgid(0, 0) = 0 [pid 3888] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3888] write(3, "1000", 4) = 4 executing program [pid 3888] close(3) = 0 [pid 3888] write(1, "executing program\n", 18) = 18 [pid 3888] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3888] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3888] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3888] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3888] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3889]}, 88) = 3889 ./strace-static-x86_64: Process 3889 attached [pid 3889] set_robust_list(0x7f177f56b9a0, 24 [pid 3888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3888] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3888] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3889] <... set_robust_list resumed>) = 0 [pid 3889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3889] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3889] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3889] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3888] <... futex resumed>) = 0 [pid 3888] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3889] <... futex resumed>) = 0 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3888] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3888] <... futex resumed>) = 0 [pid 3888] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3889] <... sendmsg resumed>) = 0 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3888] <... mmap resumed>) = 0x7f177f52a000 [pid 3888] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3889] <... sendmsg resumed>) = 0 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3888] <... mprotect resumed>) = 0 [pid 3889] <... sendmsg resumed>) = 0 [pid 3888] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3888] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3889] <... sendmsg resumed>) = 0 [pid 3888] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3889] sendmsg(4, {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 3890 attached [pid 3890] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3890] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3890] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] <... sendmsg resumed>) = 0 [pid 3888] <... clone3 resumed> => {parent_tid=[3890]}, 88) = 3890 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3888] rt_sigprocmask(SIG_SETMASK, [], [pid 3889] <... sendmsg resumed>) = 0 [pid 3888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3888] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3889] <... sendmsg resumed>) = 0 [pid 3888] <... futex resumed>) = 1 [pid 3890] <... futex resumed>) = 0 [pid 3890] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3890] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3890] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3888] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3889] <... sendmsg resumed>) = 0 [pid 3888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3889] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3888] exit_group(0) = ? [pid 3889] <... futex resumed>) = ? [pid 3890] <... futex resumed>) = ? [pid 3890] +++ exited with 0 +++ [pid 3889] +++ exited with 0 +++ [pid 3888] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3888, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3891 ./strace-static-x86_64: Process 3891 attached [pid 3891] set_robust_list(0x555574f366a0, 24) = 0 [pid 3891] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3891] setpgid(0, 0) = 0 [pid 3891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3891] write(3, "1000", 4) = 4 [pid 3891] close(3) = 0 [pid 3891] write(1, "executing program\n", 18executing program ) = 18 [pid 3891] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3891] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3892]}, 88) = 3892 [pid 3891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3891] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3892 attached [pid 3892] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3892] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3892] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3892] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3891] <... futex resumed>) = 0 [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3891] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] <... sendmsg resumed>) = 0 [pid 3891] <... futex resumed>) = 0 [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3891] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3892] <... sendmsg resumed>) = 0 [pid 3891] <... futex resumed>) = 0 [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3892] <... sendmsg resumed>) = 0 [pid 3891] <... mmap resumed>) = 0x7f177f52a000 [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3891] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3892] <... sendmsg resumed>) = 0 [pid 3891] <... mprotect resumed>) = 0 [pid 3891] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3893]}, 88) = 3893 [pid 3891] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3891] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3891] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3892] sendmsg(4, {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 3893 attached [pid 3893] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3893] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3893] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3893] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3891] <... futex resumed>) = 0 [pid 3893] <... futex resumed>) = 1 [pid 3893] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3892] <... sendmsg resumed>) = 0 [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3892] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3892] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3891] exit_group(0) = ? [pid 3892] <... futex resumed>) = ? [pid 3892] +++ exited with 0 +++ [pid 3893] <... futex resumed>) = ? [pid 3893] +++ exited with 0 +++ [pid 3891] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3891, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3894 ./strace-static-x86_64: Process 3894 attached [pid 3894] set_robust_list(0x555574f366a0, 24) = 0 [pid 3894] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3894] setpgid(0, 0) = 0 [pid 3894] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3894] write(3, "1000", 4) = 4 [pid 3894] close(3) = 0 executing program [pid 3894] write(1, "executing program\n", 18) = 18 [pid 3894] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3894] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3894] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3894] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3894] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3895 attached => {parent_tid=[3895]}, 88) = 3895 [pid 3895] set_robust_list(0x7f177f56b9a0, 24 [pid 3894] rt_sigprocmask(SIG_SETMASK, [], [pid 3895] <... set_robust_list resumed>) = 0 [pid 3894] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3895] rt_sigprocmask(SIG_SETMASK, [], [pid 3894] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3894] <... futex resumed>) = 0 [pid 3895] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3894] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] <... socketpair resumed>[3, 4]) = 0 [pid 3895] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3894] <... futex resumed>) = 0 [pid 3894] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3894] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3894] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3894] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3894] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3894] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3896 attached => {parent_tid=[3896]}, 88) = 3896 [pid 3894] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3894] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3894] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3895] <... futex resumed>) = 1 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3896] set_robust_list(0x7f177f54a9a0, 24 [pid 3895] <... sendmsg resumed>) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3896] <... set_robust_list resumed>) = 0 [pid 3895] <... sendmsg resumed>) = 0 [pid 3896] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3896] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3896] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3896] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3894] <... futex resumed>) = 0 [pid 3895] <... sendmsg resumed>) = 0 [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3895] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3895] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3894] exit_group(0 [pid 3896] <... futex resumed>) = ? [pid 3895] <... futex resumed>) = ? [pid 3894] <... exit_group resumed>) = ? [pid 3896] +++ exited with 0 +++ [pid 3895] +++ exited with 0 +++ [pid 3894] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3894, 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=0x555574f36690) = 3897 ./strace-static-x86_64: Process 3897 attached [pid 3897] set_robust_list(0x555574f366a0, 24) = 0 [pid 3897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3897] setpgid(0, 0) = 0 [pid 3897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3897] write(3, "1000", 4) = 4 [pid 3897] close(3) = 0 [pid 3897] write(1, "executing program\n", 18executing program ) = 18 [pid 3897] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3897] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3897] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3898 attached => {parent_tid=[3898]}, 88) = 3898 [pid 3898] set_robust_list(0x7f177f56b9a0, 24 [pid 3897] rt_sigprocmask(SIG_SETMASK, [], [pid 3898] <... set_robust_list resumed>) = 0 [pid 3897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3898] rt_sigprocmask(SIG_SETMASK, [], [pid 3897] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3897] <... futex resumed>) = 0 [pid 3898] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3897] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3898] <... socketpair resumed>[3, 4]) = 0 [pid 3898] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3897] <... futex resumed>) = 0 [pid 3897] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3897] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3897] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3897] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3897] <... clone3 resumed> => {parent_tid=[3899]}, 88) = 3899 [pid 3897] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3897] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3897] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3899 attached [pid 3899] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3899] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3899] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3899] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3897] <... futex resumed>) = 0 [pid 3898] <... sendmsg resumed>) = 0 [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3899] <... futex resumed>) = 1 [pid 3898] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3899] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3898] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3898] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3897] exit_group(0 [pid 3899] <... futex resumed>) = ? [pid 3898] <... futex resumed>) = ? [pid 3897] <... exit_group resumed>) = ? [pid 3898] +++ exited with 0 +++ [pid 3899] +++ exited with 0 +++ [pid 3897] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3897, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3900 ./strace-static-x86_64: Process 3900 attached [pid 3900] set_robust_list(0x555574f366a0, 24) = 0 [pid 3900] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3900] setpgid(0, 0) = 0 [pid 3900] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3900] write(3, "1000", 4) = 4 [pid 3900] close(3) = 0 [pid 3900] write(1, "executing program\n", 18executing program ) = 18 [pid 3900] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3900] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3900] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3900] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3900] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3901 attached [pid 3901] set_robust_list(0x7f177f56b9a0, 24 [pid 3900] <... clone3 resumed> => {parent_tid=[3901]}, 88) = 3901 [pid 3901] <... set_robust_list resumed>) = 0 [pid 3901] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3901] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3900] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3901] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3900] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3901] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3901] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3900] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3901] <... futex resumed>) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3900] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3901] <... sendmsg resumed>) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3901] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3901] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] <... futex resumed>) = 0 [pid 3900] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3900] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3900] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3900] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3902 attached [pid 3902] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3902] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3902] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3900] <... clone3 resumed> => {parent_tid=[3902]}, 88) = 3902 [pid 3900] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3900] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3902] <... futex resumed>) = 0 [pid 3900] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3902] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3902] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3902] <... futex resumed>) = 0 [pid 3900] exit_group(0) = ? [pid 3901] <... futex resumed>) = ? [pid 3901] +++ exited with 0 +++ [pid 3902] +++ exited with 0 +++ [pid 3900] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3900, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3903 ./strace-static-x86_64: Process 3903 attached [pid 3903] set_robust_list(0x555574f366a0, 24) = 0 [pid 3903] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3903] setpgid(0, 0) = 0 [pid 3903] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3903] write(3, "1000", 4) = 4 [pid 3903] close(3executing program ) = 0 [pid 3903] write(1, "executing program\n", 18) = 18 [pid 3903] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3903] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3903] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3903] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3904 attached [pid 3904] set_robust_list(0x7f177f56b9a0, 24 [pid 3903] <... clone3 resumed> => {parent_tid=[3904]}, 88) = 3904 [pid 3904] <... set_robust_list resumed>) = 0 [pid 3903] rt_sigprocmask(SIG_SETMASK, [], [pid 3904] rt_sigprocmask(SIG_SETMASK, [], [pid 3903] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3903] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3904] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3903] <... futex resumed>) = 0 [pid 3904] <... socketpair resumed>[3, 4]) = 0 [pid 3903] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3904] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3903] <... futex resumed>) = 0 [pid 3903] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3903] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3903] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3903] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3903] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3903] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3905]}, 88) = 3905 [pid 3903] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3903] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3903] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3904] <... sendmsg resumed>) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3904] sendmsg(4, {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 3905 attached ) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3905] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3905] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3905] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3904] <... sendmsg resumed>) = 0 [pid 3905] <... setsockopt resumed>) = 0 [pid 3905] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3903] <... futex resumed>) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3905] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3904] <... sendmsg resumed>) = 0 [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3904] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3904] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3903] exit_group(0 [pid 3904] <... futex resumed>) = ? [pid 3903] <... exit_group resumed>) = ? [pid 3904] +++ exited with 0 +++ [pid 3905] <... futex resumed>) = ? [pid 3905] +++ exited with 0 +++ [pid 3903] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3903, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3906 ./strace-static-x86_64: Process 3906 attached [pid 3906] set_robust_list(0x555574f366a0, 24) = 0 [pid 3906] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3906] setpgid(0, 0) = 0 [pid 3906] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3906] write(3, "1000", 4) = 4 [pid 3906] close(3) = 0 [pid 3906] write(1, "executing program\n", 18executing program ) = 18 [pid 3906] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3906] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3906] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3906] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3906] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3907 attached => {parent_tid=[3907]}, 88) = 3907 [pid 3906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3906] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3906] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3907] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3907] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3907] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3907] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3906] <... futex resumed>) = 0 [pid 3906] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3906] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3906] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3906] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3906] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3906] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3908]}, 88) = 3908 [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3906] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3906] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3906] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3908 attached [pid 3908] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3908] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3908] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3908] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3906] <... futex resumed>) = 0 [pid 3908] <... futex resumed>) = 1 [pid 3908] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3907] <... sendmsg resumed>) = 0 [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3907] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3907] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3906] exit_group(0 [pid 3907] <... futex resumed>) = ? [pid 3906] <... exit_group resumed>) = ? [pid 3908] <... futex resumed>) = ? [pid 3907] +++ exited with 0 +++ [pid 3908] +++ exited with 0 +++ [pid 3906] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3906, si_uid=0, si_status=0, 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 3909 attached , child_tidptr=0x555574f36690) = 3909 [pid 3909] set_robust_list(0x555574f366a0, 24) = 0 [pid 3909] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3909] setpgid(0, 0) = 0 [pid 3909] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3909] write(3, "1000", 4) = 4 [pid 3909] close(3) = 0 executing program [pid 3909] write(1, "executing program\n", 18) = 18 [pid 3909] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3909] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3909] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3909] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3909] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3910 attached => {parent_tid=[3910]}, 88) = 3910 [pid 3909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3909] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3909] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3910] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3910] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3910] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = 0 [pid 3909] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3909] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3909] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3909] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3909] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3909] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3911]}, 88) = 3911 [pid 3909] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3909] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3909] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3910] <... futex resumed>) = 1 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3910] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3910] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3911 attached [pid 3911] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3911] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3911] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3911] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3909] <... futex resumed>) = 0 [pid 3909] exit_group(0 [pid 3910] <... futex resumed>) = ? [pid 3909] <... exit_group resumed>) = ? [pid 3910] +++ exited with 0 +++ [pid 3911] <... futex resumed>) = ? [pid 3911] +++ exited with 0 +++ [pid 3909] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3909, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3912 ./strace-static-x86_64: Process 3912 attached [pid 3912] set_robust_list(0x555574f366a0, 24) = 0 [pid 3912] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3912] setpgid(0, 0) = 0 [pid 3912] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3912] write(3, "1000", 4) = 4 [pid 3912] close(3) = 0 [pid 3912] write(1, "executing program\n", 18executing program ) = 18 [pid 3912] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3912] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3912] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3912] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3912] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3913 attached => {parent_tid=[3913]}, 88) = 3913 [pid 3913] set_robust_list(0x7f177f56b9a0, 24 [pid 3912] rt_sigprocmask(SIG_SETMASK, [], [pid 3913] <... set_robust_list resumed>) = 0 [pid 3912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3913] rt_sigprocmask(SIG_SETMASK, [], [pid 3912] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3912] <... futex resumed>) = 0 [pid 3913] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3912] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] <... socketpair resumed>[3, 4]) = 0 [pid 3913] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3912] <... futex resumed>) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... sendmsg resumed>) = 0 [pid 3912] <... futex resumed>) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] <... sendmsg resumed>) = 0 [pid 3912] <... futex resumed>) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3913] <... sendmsg resumed>) = 0 [pid 3912] <... mmap resumed>) = 0x7f177f52a000 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3913] <... sendmsg resumed>) = 0 [pid 3912] <... mprotect resumed>) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3913] <... sendmsg resumed>) = 0 [pid 3912] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3913] <... sendmsg resumed>) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] <... clone3 resumed> => {parent_tid=[3914]}, 88) = 3914 [pid 3913] <... sendmsg resumed>) = 0 [pid 3912] rt_sigprocmask(SIG_SETMASK, [], [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3913] <... sendmsg resumed>) = 0 [pid 3912] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3912] <... futex resumed>) = 0 [pid 3913] <... sendmsg resumed>) = 0 [pid 3912] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3913] sendmsg(4, {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 3914 attached ) = 0 [pid 3914] set_robust_list(0x7f177f54a9a0, 24 [pid 3913] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3914] <... set_robust_list resumed>) = 0 [pid 3913] <... sendmsg resumed>) = 0 [pid 3914] rt_sigprocmask(SIG_SETMASK, [], [pid 3913] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3913] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3914] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3914] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3912] <... futex resumed>) = 0 [pid 3912] exit_group(0) = ? [pid 3913] <... futex resumed>) = ? [pid 3914] <... futex resumed>) = ? [pid 3913] +++ exited with 0 +++ [pid 3914] +++ exited with 0 +++ [pid 3912] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3912, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3915 ./strace-static-x86_64: Process 3915 attached [pid 3915] set_robust_list(0x555574f366a0, 24) = 0 [pid 3915] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3915] setpgid(0, 0) = 0 [pid 3915] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3915] write(3, "1000", 4) = 4 [pid 3915] close(3) = 0 [pid 3915] write(1, "executing program\n", 18executing program ) = 18 [pid 3915] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3915] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3915] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3915] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3915] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3916]}, 88) = 3916 [pid 3915] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3915] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3915] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3916 attached [pid 3916] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3916] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3916] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3916] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3915] <... futex resumed>) = 0 [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3915] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] <... sendmsg resumed>) = 0 [pid 3915] <... futex resumed>) = 0 [pid 3915] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3915] <... futex resumed>) = 0 [pid 3916] <... sendmsg resumed>) = 0 [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3915] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3916] <... sendmsg resumed>) = 0 [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3915] <... mmap resumed>) = 0x7f177f52a000 [pid 3916] <... sendmsg resumed>) = 0 [pid 3915] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3915] <... mprotect resumed>) = 0 [pid 3916] <... sendmsg resumed>) = 0 [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3915] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3915] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3917]}, 88) = 3917 [pid 3916] <... sendmsg resumed>) = 0 [pid 3915] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3915] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3915] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3917 attached [pid 3917] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3917] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3917] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3917] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3915] <... futex resumed>) = 0 [pid 3917] <... futex resumed>) = 1 [pid 3917] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3916] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3916] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3915] exit_group(0) = ? [pid 3916] <... futex resumed>) = ? [pid 3916] +++ exited with 0 +++ [pid 3917] <... futex resumed>) = ? [pid 3917] +++ exited with 0 +++ [pid 3915] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3915, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3918 ./strace-static-x86_64: Process 3918 attached [pid 3918] set_robust_list(0x555574f366a0, 24) = 0 [pid 3918] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3918] setpgid(0, 0) = 0 [pid 3918] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3918] write(3, "1000", 4) = 4 [pid 3918] close(3) = 0 executing program [pid 3918] write(1, "executing program\n", 18) = 18 [pid 3918] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3918] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3918] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3918] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3918] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3919]}, 88) = 3919 [pid 3918] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3918] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3918] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3919 attached [pid 3919] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3919] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3919] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3919] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3918] <... futex resumed>) = 0 [pid 3919] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3918] <... futex resumed>) = 0 [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3918] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3919] <... sendmsg resumed>) = 0 [pid 3918] <... futex resumed>) = 0 [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3918] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3919] <... sendmsg resumed>) = 0 [pid 3918] <... mmap resumed>) = 0x7f177f52a000 [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3918] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3919] <... sendmsg resumed>) = 0 [pid 3918] <... mprotect resumed>) = 0 [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3918] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3919] <... sendmsg resumed>) = 0 [pid 3918] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3918] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3919] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3920 attached [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3918] <... clone3 resumed> => {parent_tid=[3920]}, 88) = 3920 [pid 3920] set_robust_list(0x7f177f54a9a0, 24 [pid 3919] <... sendmsg resumed>) = 0 [pid 3920] <... set_robust_list resumed>) = 0 [pid 3918] rt_sigprocmask(SIG_SETMASK, [], [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3920] rt_sigprocmask(SIG_SETMASK, [], [pid 3918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3919] <... sendmsg resumed>) = 0 [pid 3918] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3920] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3920] <... setsockopt resumed>) = 0 [pid 3918] <... futex resumed>) = 0 [pid 3919] <... sendmsg resumed>) = 0 [pid 3920] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3918] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3920] <... futex resumed>) = 0 [pid 3918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3920] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3919] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3919] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3919] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3918] exit_group(0) = ? [pid 3919] <... futex resumed>) = ? [pid 3920] <... futex resumed>) = ? [pid 3919] +++ exited with 0 +++ [pid 3920] +++ exited with 0 +++ [pid 3918] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3918, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3921 ./strace-static-x86_64: Process 3921 attached [pid 3921] set_robust_list(0x555574f366a0, 24) = 0 [pid 3921] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3921] setpgid(0, 0) = 0 [pid 3921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3921] write(3, "1000", 4) = 4 [pid 3921] close(3) = 0 executing program [pid 3921] write(1, "executing program\n", 18) = 18 [pid 3921] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3921] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3921] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3921] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3922 attached => {parent_tid=[3922]}, 88) = 3922 [pid 3921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3921] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3921] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3922] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3922] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3922] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3922] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3921] <... futex resumed>) = 0 [pid 3921] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3921] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3921] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3921] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3923]}, 88) = 3923 [pid 3921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3921] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3921] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3923 attached [pid 3923] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3923] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3923] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3923] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3921] <... futex resumed>) = 0 [pid 3923] <... futex resumed>) = 1 [pid 3923] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3922] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3922] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3921] exit_group(0 [pid 3922] <... futex resumed>) = ? [pid 3921] <... exit_group resumed>) = ? [pid 3922] +++ exited with 0 +++ [pid 3923] <... futex resumed>) = ? [pid 3923] +++ exited with 0 +++ [pid 3921] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3924 ./strace-static-x86_64: Process 3924 attached [pid 3924] set_robust_list(0x555574f366a0, 24) = 0 [pid 3924] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3924] setpgid(0, 0) = 0 [pid 3924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3924] write(3, "1000", 4) = 4 [pid 3924] close(3) = 0 executing program [pid 3924] write(1, "executing program\n", 18) = 18 [pid 3924] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3924] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3924] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3924] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3925 attached => {parent_tid=[3925]}, 88) = 3925 [pid 3925] set_robust_list(0x7f177f56b9a0, 24 [pid 3924] rt_sigprocmask(SIG_SETMASK, [], [pid 3925] <... set_robust_list resumed>) = 0 [pid 3925] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3925] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3924] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... futex resumed>) = 0 [pid 3924] <... futex resumed>) = 1 [pid 3925] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3924] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3925] <... socketpair resumed>[3, 4]) = 0 [pid 3925] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3924] <... futex resumed>) = 0 [pid 3924] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3924] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3924] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3924] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3926 attached [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3924] <... clone3 resumed> => {parent_tid=[3926]}, 88) = 3926 [pid 3924] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3924] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3924] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3926] set_robust_list(0x7f177f54a9a0, 24 [pid 3925] <... sendmsg resumed>) = 0 [pid 3926] <... set_robust_list resumed>) = 0 [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3926] rt_sigprocmask(SIG_SETMASK, [], [pid 3925] <... sendmsg resumed>) = 0 [pid 3926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3926] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3925] <... sendmsg resumed>) = 0 [pid 3926] <... setsockopt resumed>) = 0 [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3926] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3925] <... sendmsg resumed>) = 0 [pid 3926] <... futex resumed>) = 1 [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3924] <... futex resumed>) = 0 [pid 3926] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3925] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3925] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3925] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3924] exit_group(0 [pid 3926] <... futex resumed>) = ? [pid 3925] <... futex resumed>) = ? [pid 3924] <... exit_group resumed>) = ? [pid 3926] +++ exited with 0 +++ [pid 3925] +++ exited with 0 +++ [pid 3924] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3924, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3927 ./strace-static-x86_64: Process 3927 attached [pid 3927] set_robust_list(0x555574f366a0, 24) = 0 [pid 3927] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3927] setpgid(0, 0) = 0 [pid 3927] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3927] write(3, "1000", 4) = 4 [pid 3927] close(3) = 0 [pid 3927] write(1, "executing program\n", 18executing program ) = 18 [pid 3927] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3927] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3927] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3927] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3927] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3927] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3927] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3928 attached [pid 3928] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3928] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3928] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3927] <... clone3 resumed> => {parent_tid=[3928]}, 88) = 3928 [pid 3927] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3927] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3928] <... futex resumed>) = 0 [pid 3928] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3928] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3928] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3927] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3927] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3928] <... futex resumed>) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3928] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3928] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3927] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3928] <... futex resumed>) = 0 [pid 3927] <... futex resumed>) = 1 [pid 3928] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3927] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3928] <... setsockopt resumed>) = 0 [pid 3928] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3928] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3927] <... futex resumed>) = 0 [pid 3927] exit_group(0) = ? [pid 3928] <... futex resumed>) = ? [pid 3928] +++ exited with 0 +++ [pid 3927] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3927, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3929 ./strace-static-x86_64: Process 3929 attached [pid 3929] set_robust_list(0x555574f366a0, 24) = 0 [pid 3929] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3929] setpgid(0, 0) = 0 [pid 3929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3929] write(3, "1000", 4) = 4 [pid 3929] close(3) = 0 [pid 3929] write(1, "executing program\n", 18executing program ) = 18 [pid 3929] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3929] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3929] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3930 attached => {parent_tid=[3930]}, 88) = 3930 [pid 3930] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3930] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3930] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3929] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3930] <... futex resumed>) = 0 [pid 3930] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3930] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3930] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3929] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3930] <... futex resumed>) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3929] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3929] <... futex resumed>) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3930] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3930] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3929] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3929] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3931 attached [pid 3931] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3931] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3931] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] <... clone3 resumed> => {parent_tid=[3931]}, 88) = 3931 [pid 3929] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3929] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3931] <... futex resumed>) = 0 [pid 3931] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3931] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3931] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3929] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3929] exit_group(0) = ? [pid 3930] <... futex resumed>) = ? [pid 3930] +++ exited with 0 +++ [pid 3931] <... futex resumed>) = ? [pid 3931] +++ exited with 0 +++ [pid 3929] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3932 ./strace-static-x86_64: Process 3932 attached [pid 3932] set_robust_list(0x555574f366a0, 24) = 0 [pid 3932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3932] setpgid(0, 0) = 0 [pid 3932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3932] write(3, "1000", 4) = 4 [pid 3932] close(3executing program ) = 0 [pid 3932] write(1, "executing program\n", 18) = 18 [pid 3932] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3932] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3932] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3932] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3933 attached => {parent_tid=[3933]}, 88) = 3933 [pid 3933] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3933] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3933] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3932] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3933] <... futex resumed>) = 0 [pid 3933] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3932] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3933] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3933] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3932] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3933] <... futex resumed>) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3932] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3933] <... sendmsg resumed>) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3932] <... futex resumed>) = 0 [pid 3933] <... sendmsg resumed>) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3933] <... sendmsg resumed>) = 0 [pid 3932] <... mmap resumed>) = 0x7f177f52a000 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3932] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3933] <... sendmsg resumed>) = 0 [pid 3932] <... mprotect resumed>) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3932] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3932] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3933] <... sendmsg resumed>) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3932] <... clone3 resumed> => {parent_tid=[3934]}, 88) = 3934 [pid 3932] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3932] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3933] <... sendmsg resumed>) = 0 [pid 3932] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3933] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3933] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 3934 attached [pid 3934] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3934] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3934] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3934] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3934] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3932] <... futex resumed>) = 0 [pid 3932] exit_group(0) = ? [pid 3933] <... futex resumed>) = ? [pid 3933] +++ exited with 0 +++ [pid 3934] <... futex resumed>) = ? [pid 3934] +++ exited with 0 +++ [pid 3932] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3932, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3935 ./strace-static-x86_64: Process 3935 attached [pid 3935] set_robust_list(0x555574f366a0, 24) = 0 [pid 3935] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3935] setpgid(0, 0) = 0 [pid 3935] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3935] write(3, "1000", 4) = 4 [pid 3935] close(3) = 0 executing program [pid 3935] write(1, "executing program\n", 18) = 18 [pid 3935] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3935] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3935] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3935] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3935] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3936]}, 88) = 3936 ./strace-static-x86_64: Process 3936 attached [pid 3935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3935] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3935] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3936] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3936] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3936] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3936] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3935] <... futex resumed>) = 0 [pid 3935] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3935] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3935] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3935] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3935] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3935] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3937]}, 88) = 3937 [pid 3935] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3935] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3935] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3937 attached [pid 3937] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3937] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3937] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3935] <... futex resumed>) = 0 [pid 3937] <... futex resumed>) = 1 [pid 3937] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3936] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3936] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3935] exit_group(0) = ? [pid 3937] <... futex resumed>) = ? [pid 3936] <... futex resumed>) = ? [pid 3937] +++ exited with 0 +++ [pid 3936] +++ exited with 0 +++ [pid 3935] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3935, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3938 ./strace-static-x86_64: Process 3938 attached [pid 3938] set_robust_list(0x555574f366a0, 24) = 0 [pid 3938] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3938] setpgid(0, 0) = 0 [pid 3938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3938] write(3, "1000", 4) = 4 [pid 3938] close(3) = 0 executing program [pid 3938] write(1, "executing program\n", 18) = 18 [pid 3938] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3938] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3938] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3938] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3938] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3939]}, 88) = 3939 [pid 3938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3938] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3938] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3939 attached [pid 3939] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3939] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3939] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3939] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3938] <... futex resumed>) = 0 [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3938] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] <... sendmsg resumed>) = 0 [pid 3938] <... futex resumed>) = 0 [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3938] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3939] <... sendmsg resumed>) = 0 [pid 3938] <... futex resumed>) = 0 [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3939] <... sendmsg resumed>) = 0 [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3938] <... mmap resumed>) = 0x7f177f52a000 [pid 3939] <... sendmsg resumed>) = 0 [pid 3938] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3938] <... mprotect resumed>) = 0 [pid 3939] <... sendmsg resumed>) = 0 [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3938] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3939] <... sendmsg resumed>) = 0 [pid 3938] <... clone3 resumed> => {parent_tid=[3940]}, 88) = 3940 [pid 3938] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3938] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3938] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3940 attached [pid 3940] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3940] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3940] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3940] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3938] <... futex resumed>) = 0 [pid 3940] <... futex resumed>) = 1 [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3940] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3939] <... sendmsg resumed>) = 0 [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3939] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3938] exit_group(0) = ? [pid 3940] <... futex resumed>) = ? [pid 3940] +++ exited with 0 +++ [pid 3939] +++ exited with 0 +++ [pid 3938] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3938, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3941 ./strace-static-x86_64: Process 3941 attached [pid 3941] set_robust_list(0x555574f366a0, 24) = 0 [pid 3941] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3941] setpgid(0, 0) = 0 [pid 3941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3941] write(3, "1000", 4) = 4 [pid 3941] close(3) = 0 [pid 3941] write(1, "executing program\n", 18executing program ) = 18 [pid 3941] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3941] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3941] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3941] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3942]}, 88) = 3942 ./strace-static-x86_64: Process 3942 attached [pid 3942] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3942] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3942] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3941] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3942] <... futex resumed>) = 0 [pid 3942] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3941] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3942] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3942] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3941] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3942] <... futex resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] <... futex resumed>) = 0 [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3941] <... mmap resumed>) = 0x7f177f52a000 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] <... mprotect resumed>) = 0 [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] <... clone3 resumed> => {parent_tid=[3943]}, 88) = 3943 [pid 3941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3941] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3942] <... sendmsg resumed>) = 0 [pid 3941] <... futex resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3941] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_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 3943 attached [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3943] set_robust_list(0x7f177f54a9a0, 24 [pid 3942] <... sendmsg resumed>) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3942] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3943] <... set_robust_list resumed>) = 0 [pid 3942] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3942] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3943] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3943] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3943] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3941] <... futex resumed>) = 0 [pid 3943] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3941] exit_group(0) = ? [pid 3942] <... futex resumed>) = ? [pid 3943] <... futex resumed>) = ? [pid 3942] +++ exited with 0 +++ [pid 3943] +++ exited with 0 +++ [pid 3941] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3941, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3944 ./strace-static-x86_64: Process 3944 attached [pid 3944] set_robust_list(0x555574f366a0, 24) = 0 [pid 3944] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3944] setpgid(0, 0) = 0 [pid 3944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3944] write(3, "1000", 4) = 4 [pid 3944] close(3) = 0 executing program [pid 3944] write(1, "executing program\n", 18) = 18 [pid 3944] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3944] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3944] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3944] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3944] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3945 attached [pid 3945] set_robust_list(0x7f177f56b9a0, 24 [pid 3944] <... clone3 resumed> => {parent_tid=[3945]}, 88) = 3945 [pid 3944] rt_sigprocmask(SIG_SETMASK, [], [pid 3945] <... set_robust_list resumed>) = 0 [pid 3944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3945] rt_sigprocmask(SIG_SETMASK, [], [pid 3944] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3944] <... futex resumed>) = 0 [pid 3945] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3944] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3945] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3944] <... futex resumed>) = 0 [pid 3944] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3944] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3944] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3944] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3944] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3945] <... sendmsg resumed>) = 0 [pid 3944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3946 attached [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3944] <... clone3 resumed> => {parent_tid=[3946]}, 88) = 3946 [pid 3946] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3946] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3946] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] <... sendmsg resumed>) = 0 [pid 3944] rt_sigprocmask(SIG_SETMASK, [], [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3945] <... sendmsg resumed>) = 0 [pid 3944] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3944] <... futex resumed>) = 1 [pid 3946] <... futex resumed>) = 0 [pid 3946] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3946] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3946] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3945] <... sendmsg resumed>) = 0 [pid 3944] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3945] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3945] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3945] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3944] exit_group(0 [pid 3946] <... futex resumed>) = ? [pid 3945] <... futex resumed>) = ? [pid 3944] <... exit_group resumed>) = ? [pid 3946] +++ exited with 0 +++ [pid 3945] +++ exited with 0 +++ [pid 3944] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3944, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3947 ./strace-static-x86_64: Process 3947 attached [pid 3947] set_robust_list(0x555574f366a0, 24) = 0 [pid 3947] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3947] setpgid(0, 0) = 0 [pid 3947] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3947] write(3, "1000", 4) = 4 [pid 3947] close(3) = 0 executing program [pid 3947] write(1, "executing program\n", 18) = 18 [pid 3947] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3947] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3947] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3947] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3947] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3948 attached => {parent_tid=[3948]}, 88) = 3948 [pid 3947] rt_sigprocmask(SIG_SETMASK, [], [pid 3948] set_robust_list(0x7f177f56b9a0, 24 [pid 3947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3947] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3947] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3948] <... set_robust_list resumed>) = 0 [pid 3948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3948] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3948] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3947] <... futex resumed>) = 0 [pid 3947] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3947] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3947] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3947] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3947] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3947] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3949]}, 88) = 3949 [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3947] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3947] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3947] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3949 attached [pid 3949] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3949] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3949] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3949] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3947] <... futex resumed>) = 0 [pid 3949] <... futex resumed>) = 1 [pid 3949] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3948] <... sendmsg resumed>) = 0 [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3948] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3948] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3947] exit_group(0 [pid 3948] <... futex resumed>) = ? [pid 3947] <... exit_group resumed>) = ? [pid 3948] +++ exited with 0 +++ [pid 3949] <... futex resumed>) = ? [pid 3949] +++ exited with 0 +++ [pid 3947] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3947, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3950 ./strace-static-x86_64: Process 3950 attached [pid 3950] set_robust_list(0x555574f366a0, 24) = 0 [pid 3950] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3950] setpgid(0, 0) = 0 [pid 3950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3950] write(3, "1000", 4) = 4 [pid 3950] close(3) = 0 [pid 3950] write(1, "executing program\n", 18executing program ) = 18 [pid 3950] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3950] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3950] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3950] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3950] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3951 attached => {parent_tid=[3951]}, 88) = 3951 [pid 3951] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3951] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3951] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3950] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3951] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3950] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3951] <... socketpair resumed>[3, 4]) = 0 [pid 3951] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3951] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3950] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3951] <... futex resumed>) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3950] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3950] <... futex resumed>) = 0 [pid 3951] <... sendmsg resumed>) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3951] <... sendmsg resumed>) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3950] <... mmap resumed>) = 0x7f177f52a000 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3951] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3950] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3951] <... futex resumed>) = 0 [pid 3950] <... mprotect resumed>) = 0 [pid 3951] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3950] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3952 attached [pid 3952] set_robust_list(0x7f177f54a9a0, 24 [pid 3950] <... clone3 resumed> => {parent_tid=[3952]}, 88) = 3952 [pid 3952] <... set_robust_list resumed>) = 0 [pid 3950] rt_sigprocmask(SIG_SETMASK, [], [pid 3952] rt_sigprocmask(SIG_SETMASK, [], [pid 3950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3950] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3952] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3950] <... futex resumed>) = 0 [pid 3950] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3952] <... setsockopt resumed>) = 0 [pid 3952] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3950] <... futex resumed>) = 0 [pid 3950] exit_group(0) = ? [pid 3951] <... futex resumed>) = ? [pid 3951] +++ exited with 0 +++ [pid 3952] +++ exited with 0 +++ [pid 3950] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3950, si_uid=0, si_status=0, 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 3953 attached , child_tidptr=0x555574f36690) = 3953 [pid 3953] set_robust_list(0x555574f366a0, 24) = 0 [pid 3953] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3953] setpgid(0, 0) = 0 [pid 3953] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3953] write(3, "1000", 4) = 4 [pid 3953] close(3) = 0 [pid 3953] write(1, "executing program\n", 18executing program ) = 18 [pid 3953] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3953] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3953] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3953] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3953] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3953] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3954 attached => {parent_tid=[3954]}, 88) = 3954 [pid 3954] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3954] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3954] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3953] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3953] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3954] <... futex resumed>) = 0 [pid 3954] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3953] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3954] <... socketpair resumed>[3, 4]) = 0 [pid 3954] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3954] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3953] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3954] <... futex resumed>) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3953] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3953] <... futex resumed>) = 0 [pid 3953] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3954] <... sendmsg resumed>) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3953] <... mmap resumed>) = 0x7f177f52a000 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3953] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3954] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3954] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3953] <... mprotect resumed>) = 0 [pid 3953] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3953] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3955 attached => {parent_tid=[3955]}, 88) = 3955 [pid 3955] set_robust_list(0x7f177f54a9a0, 24 [pid 3953] rt_sigprocmask(SIG_SETMASK, [], [pid 3955] <... set_robust_list resumed>) = 0 [pid 3953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3953] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3955] rt_sigprocmask(SIG_SETMASK, [], [pid 3953] <... futex resumed>) = 0 [pid 3955] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3953] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3955] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3955] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3953] <... futex resumed>) = 0 [pid 3955] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3953] exit_group(0) = ? [pid 3954] <... futex resumed>) = ? [pid 3954] +++ exited with 0 +++ [pid 3955] <... futex resumed>) = ? [pid 3955] +++ exited with 0 +++ [pid 3953] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3953, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3956 ./strace-static-x86_64: Process 3956 attached [pid 3956] set_robust_list(0x555574f366a0, 24) = 0 [pid 3956] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3956] setpgid(0, 0) = 0 [pid 3956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3956] write(3, "1000", 4) = 4 [pid 3956] close(3) = 0 executing program [pid 3956] write(1, "executing program\n", 18) = 18 [pid 3956] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3956] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3956] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3956] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3957 attached => {parent_tid=[3957]}, 88) = 3957 [pid 3957] set_robust_list(0x7f177f56b9a0, 24 [pid 3956] rt_sigprocmask(SIG_SETMASK, [], [pid 3957] <... set_robust_list resumed>) = 0 [pid 3956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3957] rt_sigprocmask(SIG_SETMASK, [], [pid 3956] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3956] <... futex resumed>) = 0 [pid 3957] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3956] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3957] <... socketpair resumed>[3, 4]) = 0 [pid 3957] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... futex resumed>) = 0 [pid 3956] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3956] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3956] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3956] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3958 attached => {parent_tid=[3958]}, 88) = 3958 [pid 3956] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3956] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3956] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3957] <... futex resumed>) = 1 [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3958] set_robust_list(0x7f177f54a9a0, 24 [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3958] <... set_robust_list resumed>) = 0 [pid 3958] rt_sigprocmask(SIG_SETMASK, [], [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3958] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3958] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3956] <... futex resumed>) = 0 [pid 3957] <... sendmsg resumed>) = 0 [pid 3958] <... futex resumed>) = 1 [pid 3958] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3957] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3957] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3956] exit_group(0 [pid 3957] <... futex resumed>) = ? [pid 3956] <... exit_group resumed>) = ? [pid 3957] +++ exited with 0 +++ [pid 3958] <... futex resumed>) = ? [pid 3958] +++ exited with 0 +++ [pid 3956] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3956, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3959 ./strace-static-x86_64: Process 3959 attached [pid 3959] set_robust_list(0x555574f366a0, 24) = 0 [pid 3959] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3959] setpgid(0, 0) = 0 [pid 3959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3959] write(3, "1000", 4) = 4 [pid 3959] close(3) = 0 [pid 3959] write(1, "executing program\n", 18executing program ) = 18 [pid 3959] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3959] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3959] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3959] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3959] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3960 attached => {parent_tid=[3960]}, 88) = 3960 [pid 3960] set_robust_list(0x7f177f56b9a0, 24 [pid 3959] rt_sigprocmask(SIG_SETMASK, [], [pid 3960] <... set_robust_list resumed>) = 0 [pid 3959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3960] rt_sigprocmask(SIG_SETMASK, [], [pid 3959] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3960] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3959] <... futex resumed>) = 0 [pid 3960] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3959] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3960] <... socketpair resumed>[3, 4]) = 0 [pid 3960] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3959] <... futex resumed>) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3960] <... sendmsg resumed>) = 0 [pid 3959] <... futex resumed>) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3960] <... sendmsg resumed>) = 0 [pid 3959] <... futex resumed>) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3960] <... sendmsg resumed>) = 0 [pid 3959] <... mmap resumed>) = 0x7f177f52a000 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3960] <... sendmsg resumed>) = 0 [pid 3959] <... mprotect resumed>) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3960] <... sendmsg resumed>) = 0 [pid 3959] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3960] <... sendmsg resumed>) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] <... clone3 resumed> => {parent_tid=[3961]}, 88) = 3961 [pid 3960] <... sendmsg resumed>) = 0 [pid 3959] rt_sigprocmask(SIG_SETMASK, [], [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3960] <... sendmsg resumed>) = 0 [pid 3959] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3959] <... futex resumed>) = 0 [pid 3960] <... sendmsg resumed>) = 0 [pid 3959] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3960] sendmsg(4, {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 3961 attached [pid 3961] set_robust_list(0x7f177f54a9a0, 24 [pid 3960] <... sendmsg resumed>) = 0 [pid 3961] <... set_robust_list resumed>) = 0 [pid 3961] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3961] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3961] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3959] <... futex resumed>) = 0 [pid 3961] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3960] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3960] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3959] exit_group(0 [pid 3961] <... futex resumed>) = ? [pid 3960] <... futex resumed>) = ? [pid 3959] <... exit_group resumed>) = ? [pid 3961] +++ exited with 0 +++ [pid 3960] +++ exited with 0 +++ [pid 3959] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3959, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3962 ./strace-static-x86_64: Process 3962 attached [pid 3962] set_robust_list(0x555574f366a0, 24) = 0 [pid 3962] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3962] setpgid(0, 0) = 0 [pid 3962] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3962] write(3, "1000", 4) = 4 [pid 3962] close(3) = 0 [pid 3962] write(1, "executing program\n", 18executing program ) = 18 [pid 3962] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3962] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3962] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3962] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3962] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3962] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3962] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3963 attached [pid 3963] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3963] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3963] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3962] <... clone3 resumed> => {parent_tid=[3963]}, 88) = 3963 [pid 3962] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3962] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3963] <... futex resumed>) = 0 [pid 3963] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3962] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3963] <... socketpair resumed>[3, 4]) = 0 [pid 3963] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3963] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3962] <... futex resumed>) = 0 [pid 3962] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3963] <... futex resumed>) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3963] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3963] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3962] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3963] <... futex resumed>) = 0 [pid 3962] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3963] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3963] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3962] <... futex resumed>) = 0 [pid 3963] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3962] exit_group(0) = ? [pid 3963] <... futex resumed>) = ? [pid 3963] +++ exited with 0 +++ [pid 3962] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3962, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3964 ./strace-static-x86_64: Process 3964 attached [pid 3964] set_robust_list(0x555574f366a0, 24) = 0 [pid 3964] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3964] setpgid(0, 0) = 0 [pid 3964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3964] write(3, "1000", 4) = 4 [pid 3964] close(3) = 0 executing program [pid 3964] write(1, "executing program\n", 18) = 18 [pid 3964] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3964] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3964] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3965 attached => {parent_tid=[3965]}, 88) = 3965 [pid 3965] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3965] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3965] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3964] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3965] <... futex resumed>) = 0 [pid 3964] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3965] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3965] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3964] <... futex resumed>) = 0 [pid 3964] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3964] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3964] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3964] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3966]}, 88) = 3966 [pid 3964] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3964] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3964] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3966 attached [pid 3966] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3966] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3966] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3966] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3964] <... futex resumed>) = 0 [pid 3966] <... futex resumed>) = 1 [pid 3966] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3965] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3965] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3964] exit_group(0 [pid 3966] <... futex resumed>) = ? [pid 3965] <... futex resumed>) = 231 [pid 3964] <... exit_group resumed>) = ? [pid 3966] +++ exited with 0 +++ [pid 3965] +++ exited with 0 +++ [pid 3964] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3964, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3967 ./strace-static-x86_64: Process 3967 attached [pid 3967] set_robust_list(0x555574f366a0, 24) = 0 [pid 3967] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3967] setpgid(0, 0) = 0 [pid 3967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3967] write(3, "1000", 4) = 4 [pid 3967] close(3) = 0 executing program [pid 3967] write(1, "executing program\n", 18) = 18 [pid 3967] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3967] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3967] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3967] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3967] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3968]}, 88) = 3968 [pid 3967] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3967] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3967] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3968 attached [pid 3968] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3968] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3968] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3968] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3967] <... futex resumed>) = 0 [pid 3967] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3967] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3967] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3967] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3968] <... sendmsg resumed>) = 0 [pid 3967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3969]}, 88) = 3969 [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3967] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3967] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3967] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3969 attached [pid 3969] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3969] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3969] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3969] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3967] <... futex resumed>) = 0 [pid 3968] <... sendmsg resumed>) = 0 [pid 3969] <... futex resumed>) = 1 [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3969] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3968] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3968] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3968] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3967] exit_group(0 [pid 3968] <... futex resumed>) = ? [pid 3967] <... exit_group resumed>) = ? [pid 3968] +++ exited with 0 +++ [pid 3969] <... futex resumed>) = ? [pid 3969] +++ exited with 0 +++ [pid 3967] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3967, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3970 ./strace-static-x86_64: Process 3970 attached [pid 3970] set_robust_list(0x555574f366a0, 24) = 0 [pid 3970] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3970] setpgid(0, 0) = 0 [pid 3970] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3970] write(3, "1000", 4) = 4 [pid 3970] close(3) = 0 executing program [pid 3970] write(1, "executing program\n", 18) = 18 [pid 3970] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3970] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3970] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3970] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3970] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3971]}, 88) = 3971 [pid 3970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3970] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3970] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3971 attached [pid 3971] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3971] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3971] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3971] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3970] <... futex resumed>) = 0 [pid 3970] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3970] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3970] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3970] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3970] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3970] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3972 attached => {parent_tid=[3972]}, 88) = 3972 [pid 3970] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3970] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3970] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3971] <... futex resumed>) = 1 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3971] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3971] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3972] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3972] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3972] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3972] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3970] <... futex resumed>) = 0 [pid 3970] exit_group(0) = ? [pid 3971] <... futex resumed>) = ? [pid 3971] +++ exited with 0 +++ [pid 3972] +++ exited with 0 +++ [pid 3970] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3970, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3973 ./strace-static-x86_64: Process 3973 attached [pid 3973] set_robust_list(0x555574f366a0, 24) = 0 [pid 3973] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3973] setpgid(0, 0) = 0 [pid 3973] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3973] write(3, "1000", 4) = 4 [pid 3973] close(3executing program ) = 0 [pid 3973] write(1, "executing program\n", 18) = 18 [pid 3973] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3973] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3973] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3973] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3973] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3974 attached => {parent_tid=[3974]}, 88) = 3974 [pid 3973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3973] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3973] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3974] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3974] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3974] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3974] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3973] <... futex resumed>) = 0 [pid 3973] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3973] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3973] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3973] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3973] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3973] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} => {parent_tid=[3975]}, 88) = 3975 [pid 3973] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3973] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3973] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3975 attached [pid 3975] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3975] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3975] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3975] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3973] <... futex resumed>) = 0 [pid 3975] <... futex resumed>) = 1 [pid 3975] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3974] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3974] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3973] exit_group(0) = ? [pid 3975] <... futex resumed>) = ? [pid 3974] <... futex resumed>) = ? [pid 3975] +++ exited with 0 +++ [pid 3974] +++ exited with 0 +++ [pid 3973] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3973, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3976 ./strace-static-x86_64: Process 3976 attached [pid 3976] set_robust_list(0x555574f366a0, 24) = 0 [pid 3976] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3976] setpgid(0, 0) = 0 [pid 3976] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3976] write(3, "1000", 4executing program ) = 4 [pid 3976] close(3) = 0 [pid 3976] write(1, "executing program\n", 18) = 18 [pid 3976] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3976] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3976] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3976] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3976] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3977 attached => {parent_tid=[3977]}, 88) = 3977 [pid 3976] rt_sigprocmask(SIG_SETMASK, [], [pid 3977] set_robust_list(0x7f177f56b9a0, 24 [pid 3976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3977] <... set_robust_list resumed>) = 0 [pid 3976] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3977] rt_sigprocmask(SIG_SETMASK, [], [pid 3976] <... futex resumed>) = 0 [pid 3977] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3976] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3977] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3977] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3976] <... futex resumed>) = 0 [pid 3976] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3976] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3976] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3976] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3976] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3976] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3976] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3977] sendmsg(4, {msg_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 3978 attached [pid 3978] set_robust_list(0x7f177f54a9a0, 24 [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3978] <... set_robust_list resumed>) = 0 [pid 3978] rt_sigprocmask(SIG_SETMASK, [], [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3977] <... sendmsg resumed>) = 0 [pid 3978] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3976] <... clone3 resumed> => {parent_tid=[3978]}, 88) = 3978 [pid 3976] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3976] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3978] <... futex resumed>) = 0 [pid 3978] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3978] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3978] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3976] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3977] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3977] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3976] exit_group(0) = ? [pid 3978] <... futex resumed>) = ? [pid 3977] <... futex resumed>) = ? [pid 3978] +++ exited with 0 +++ [pid 3977] +++ exited with 0 +++ [pid 3976] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3976, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3980 ./strace-static-x86_64: Process 3980 attached [pid 3980] set_robust_list(0x555574f366a0, 24) = 0 [pid 3980] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3980] setpgid(0, 0) = 0 [pid 3980] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3980] write(3, "1000", 4) = 4 [pid 3980] close(3) = 0 [pid 3980] write(1, "executing program\n", 18executing program ) = 18 [pid 3980] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3980] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3980] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3980] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3980] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3981 attached => {parent_tid=[3981]}, 88) = 3981 [pid 3980] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3980] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3980] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3981] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3981] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3981] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3981] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3980] <... futex resumed>) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] <... sendmsg resumed>) = 0 [pid 3980] <... futex resumed>) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] <... sendmsg resumed>) = 0 [pid 3980] <... futex resumed>) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3981] <... sendmsg resumed>) = 0 [pid 3980] <... mmap resumed>) = 0x7f177f52a000 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3981] <... sendmsg resumed>) = 0 [pid 3980] <... mprotect resumed>) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3981] <... sendmsg resumed>) = 0 [pid 3980] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3982 attached [pid 3981] <... sendmsg resumed>) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] <... clone3 resumed> => {parent_tid=[3982]}, 88) = 3982 [pid 3981] <... sendmsg resumed>) = 0 [pid 3980] rt_sigprocmask(SIG_SETMASK, [], [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3981] <... sendmsg resumed>) = 0 [pid 3980] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3980] <... futex resumed>) = 0 [pid 3981] <... sendmsg resumed>) = 0 [pid 3980] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3981] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3981] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3982] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3982] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3982] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3982] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3980] <... futex resumed>) = 0 [pid 3980] exit_group(0 [pid 3981] <... futex resumed>) = ? [pid 3980] <... exit_group resumed>) = ? [pid 3981] +++ exited with 0 +++ [pid 3982] +++ exited with 0 +++ [pid 3980] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3980, si_uid=0, si_status=0, 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 3983 attached , child_tidptr=0x555574f36690) = 3983 [pid 3983] set_robust_list(0x555574f366a0, 24) = 0 [pid 3983] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3983] setpgid(0, 0) = 0 [pid 3983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3983] write(3, "1000", 4) = 4 [pid 3983] close(3) = 0 executing program [pid 3983] write(1, "executing program\n", 18) = 18 [pid 3983] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3983] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3983] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3983] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3983] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3984 attached => {parent_tid=[3984]}, 88) = 3984 [pid 3984] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3983] rt_sigprocmask(SIG_SETMASK, [], [pid 3984] rt_sigprocmask(SIG_SETMASK, [], [pid 3983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3983] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3983] <... futex resumed>) = 0 [pid 3984] <... socketpair resumed>[3, 4]) = 0 [pid 3983] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3984] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3983] <... futex resumed>) = 0 [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3983] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3984] <... sendmsg resumed>) = 0 [pid 3983] <... futex resumed>) = 0 [pid 3983] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3983] <... mmap resumed>) = 0x7f177f52a000 [pid 3983] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3983] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3983] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3984] <... sendmsg resumed>) = 0 [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3983] <... clone3 resumed> => {parent_tid=[3985]}, 88) = 3985 [pid 3983] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3983] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3983] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3985 attached [pid 3985] set_robust_list(0x7f177f54a9a0, 24 [pid 3984] <... sendmsg resumed>) = 0 [pid 3985] <... set_robust_list resumed>) = 0 [pid 3985] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3985] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3985] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3983] <... futex resumed>) = 0 [pid 3985] <... futex resumed>) = 1 [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3985] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3984] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3983] exit_group(0) = ? [pid 3984] <... futex resumed>) = ? [pid 3985] <... futex resumed>) = ? [pid 3984] +++ exited with 0 +++ [pid 3985] +++ exited with 0 +++ [pid 3983] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3983, si_uid=0, si_status=0, 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 3986 attached , child_tidptr=0x555574f36690) = 3986 [pid 3986] set_robust_list(0x555574f366a0, 24) = 0 [pid 3986] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3986] setpgid(0, 0) = 0 [pid 3986] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3986] write(3, "1000", 4) = 4 [pid 3986] close(3) = 0 [pid 3986] write(1, "executing program\n", 18executing program ) = 18 [pid 3986] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3986] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3986] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3986] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3986] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3987]}, 88) = 3987 ./strace-static-x86_64: Process 3987 attached [pid 3987] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3987] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3986] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3987] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 3986] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] <... socketpair resumed>[3, 4]) = 0 [pid 3987] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3987] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3986] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3986] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3987] <... futex resumed>) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3986] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3986] <... futex resumed>) = 0 [pid 3987] <... sendmsg resumed>) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3986] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3986] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3987] <... sendmsg resumed>) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3986] <... mprotect resumed>) = 0 [pid 3987] <... sendmsg resumed>) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3986] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3986] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3986] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3987] <... sendmsg resumed>) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3986] <... clone3 resumed> => {parent_tid=[3988]}, 88) = 3988 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3986] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3986] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3987] <... sendmsg resumed>) = 0 [pid 3986] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {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 3988 attached ) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3988] set_robust_list(0x7f177f54a9a0, 24 [pid 3987] <... sendmsg resumed>) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3988] <... set_robust_list resumed>) = 0 [pid 3987] <... sendmsg resumed>) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3987] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3987] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3988] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3988] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3988] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3986] <... futex resumed>) = 0 [pid 3986] exit_group(0) = ? [pid 3988] +++ exited with 0 +++ [pid 3987] <... futex resumed>) = ? [pid 3987] +++ exited with 0 +++ [pid 3986] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3986, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3989 ./strace-static-x86_64: Process 3989 attached [pid 3989] set_robust_list(0x555574f366a0, 24) = 0 [pid 3989] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3989] setpgid(0, 0) = 0 [pid 3989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3989] write(3, "1000", 4) = 4 [pid 3989] close(3) = 0 [pid 3989] write(1, "executing program\n", 18executing program ) = 18 [pid 3989] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3989] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3989] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3989] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3989] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3990 attached => {parent_tid=[3990]}, 88) = 3990 [pid 3990] set_robust_list(0x7f177f56b9a0, 24 [pid 3989] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3989] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3989] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3990] <... set_robust_list resumed>) = 0 [pid 3990] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3990] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3990] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3990] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3989] <... futex resumed>) = 0 [pid 3990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3989] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3989] <... futex resumed>) = 0 [pid 3990] <... sendmsg resumed>) = 0 [pid 3989] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3989] <... futex resumed>) = 0 [pid 3990] <... sendmsg resumed>) = 0 [pid 3989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3989] <... mmap resumed>) = 0x7f177f52a000 [pid 3990] <... sendmsg resumed>) = 0 [pid 3989] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3989] <... mprotect resumed>) = 0 [pid 3990] <... sendmsg resumed>) = 0 [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3989] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3989] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3990] <... sendmsg resumed>) = 0 [pid 3989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3990] sendmsg(4, {msg_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 3991 attached [pid 3989] <... clone3 resumed> => {parent_tid=[3991]}, 88) = 3991 [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3991] set_robust_list(0x7f177f54a9a0, 24 [pid 3989] rt_sigprocmask(SIG_SETMASK, [], [pid 3991] <... set_robust_list resumed>) = 0 [pid 3990] <... sendmsg resumed>) = 0 [pid 3991] rt_sigprocmask(SIG_SETMASK, [], [pid 3989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3991] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3989] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000 [pid 3991] <... setsockopt resumed>) = 0 [pid 3990] <... sendmsg resumed>) = 0 [pid 3989] <... futex resumed>) = 0 [pid 3991] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3989] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3991] <... futex resumed>) = 0 [pid 3990] <... sendmsg resumed>) = 0 [pid 3989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 3991] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = -1 EPIPE (Broken pipe) [pid 3990] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3990] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3989] exit_group(0 [pid 3991] <... futex resumed>) = ? [pid 3990] <... futex resumed>) = ? [pid 3989] <... exit_group resumed>) = ? [pid 3991] +++ exited with 0 +++ [pid 3990] +++ exited with 0 +++ [pid 3989] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3989, si_uid=0, si_status=0, 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 3992 attached , child_tidptr=0x555574f36690) = 3992 [pid 3992] set_robust_list(0x555574f366a0, 24) = 0 [pid 3992] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3992] setpgid(0, 0) = 0 [pid 3992] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3992] write(3, "1000", 4) = 4 [pid 3992] close(3) = 0 [pid 3992] write(1, "executing program\n", 18executing program ) = 18 [pid 3992] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3992] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3992] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3992] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3992] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0}./strace-static-x86_64: Process 3993 attached => {parent_tid=[3993]}, 88) = 3993 [pid 3992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3992] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3992] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3993] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3993] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3993] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3993] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3992] <... futex resumed>) = 0 [pid 3992] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3992] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3992] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3992] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3992] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3992] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3992] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0}./strace-static-x86_64: Process 3994 attached [pid 3993] <... sendmsg resumed>) = 0 [pid 3992] <... clone3 resumed> => {parent_tid=[3994]}, 88) = 3994 [pid 3992] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3992] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3992] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3994] set_robust_list(0x7f177f54a9a0, 24 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3994] <... set_robust_list resumed>) = 0 [pid 3993] <... sendmsg resumed>) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3994] rt_sigprocmask(SIG_SETMASK, [], [pid 3993] <... sendmsg resumed>) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3993] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3993] futex(0x7f177f634328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 3994] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 3994] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 3992] <... futex resumed>) = 0 [pid 3994] futex(0x7f177f634338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 3992] exit_group(0 [pid 3993] <... futex resumed>) = ? [pid 3992] <... exit_group resumed>) = ? [pid 3994] <... futex resumed>) = ? [pid 3993] +++ exited with 0 +++ [pid 3994] +++ exited with 0 +++ [pid 3992] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3992, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555574f36690) = 3995 ./strace-static-x86_64: Process 3995 attached [pid 3995] set_robust_list(0x555574f366a0, 24) = 0 [pid 3995] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3995] setpgid(0, 0) = 0 [pid 3995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3995] write(3, "1000", 4) = 4 [pid 3995] close(3) = 0 [pid 3995] write(1, "executing program\n", 18executing program ) = 18 [pid 3995] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] rt_sigaction(SIGRT_1, {sa_handler=0x7f177f5d0320, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f177f5c19a0}, NULL, 8) = 0 [pid 3995] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 3995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f54b000 [pid 3995] mprotect(0x7f177f54c000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3995] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 3995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f56b990, parent_tid=0x7f177f56b990, exit_signal=0, stack=0x7f177f54b000, stack_size=0x20300, tls=0x7f177f56b6c0} => {parent_tid=[3996]}, 88) = 3996 [pid 3995] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3995] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f177f63432c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 3996 attached [pid 3996] set_robust_list(0x7f177f56b9a0, 24) = 0 [pid 3996] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3996] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 3996] futex(0x7f177f63432c, FUTEX_WAKE_PRIVATE, 1000000 [pid 3995] <... futex resumed>) = 0 [pid 3995] futex(0x7f177f634328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f177f63433c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3996] <... futex resumed>) = 1 [pid 3995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f177f52a000 [pid 3995] mprotect(0x7f177f52b000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 3995] rt_sigprocmask(SIG_BLOCK, ~[], [pid 3996] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3995] <... rt_sigprocmask resumed>[], 8) = 0 [pid 3995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f177f54a990, parent_tid=0x7f177f54a990, exit_signal=0, stack=0x7f177f52a000, stack_size=0x20300, tls=0x7f177f54a6c0} [pid 3996] <... sendmsg resumed>) = 0 ./strace-static-x86_64: Process 3997 attached [pid 3996] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0 [pid 3995] <... clone3 resumed> => {parent_tid=[3997]}, 88) = 3997 [pid 3995] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3995] futex(0x7f177f634338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 3995] futex(0x7f177f63433c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 3997] set_robust_list(0x7f177f54a9a0, 24) = 0 [pid 3996] <... sendmsg resumed>) = 0 [pid 3997] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 3997] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 3996] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3996] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [pid 3996] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=MSG_DONTROUTE|MSG_DONTWAIT|MSG_ERRQUEUE}, 0) = 0 [ 337.932802][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 337.939263][ C0] rcu: 0-...!: (10000 ticks this GP) idle=407/1/0x4000000000000000 softirq=7545/7546 fqs=0 last_accelerate: e76a/0e7a dyntick_enabled: 1 [ 337.953235][ C0] (t=10003 jiffies g=9805 q=42) [ 337.958009][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 10002 jiffies! g9805 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 337.970073][ C0] rcu: Possible timer handling issue on cpu=1 timer-softirq=2670 [ 337.977708][ C0] rcu: rcu_preempt kthread starved for 10005 jiffies! g9805 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 337.988814][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 337.998626][ C0] rcu: RCU grace-period kthread stack dump: [ 338.004370][ C0] task:rcu_preempt state:I stack:28264 pid: 14 ppid: 2 flags:0x00004000 [ 338.013397][ C0] Call Trace: [ 338.016510][ C0] [ 338.019288][ C0] __schedule+0xccc/0x1590 [ 338.023621][ C0] ? release_firmware_map_entry+0x190/0x190 [ 338.029351][ C0] ? __kasan_check_write+0x14/0x20 [ 338.034299][ C0] schedule+0x11f/0x1e0 [ 338.038288][ C0] schedule_timeout+0x18c/0x370 [ 338.042976][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 338.048008][ C0] ? console_conditional_schedule+0x30/0x30 [ 338.053739][ C0] ? update_process_times+0x200/0x200 [ 338.058947][ C0] ? prepare_to_swait_event+0x308/0x320 [ 338.064328][ C0] rcu_gp_fqs_loop+0x2af/0xf80 [ 338.068926][ C0] ? debug_smp_processor_id+0x17/0x20 [ 338.074134][ C0] ? __note_gp_changes+0x4ab/0x920 [ 338.079081][ C0] ? rcu_gp_init+0xc30/0xc30 [ 338.083512][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 338.088543][ C0] ? rcu_gp_init+0x9cf/0xc30 [ 338.092970][ C0] rcu_gp_kthread+0xa4/0x350 [ 338.097396][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 338.102082][ C0] ? wake_nocb_gp+0x1e0/0x1e0 [ 338.106594][ C0] ? __kasan_check_read+0x11/0x20 [ 338.111457][ C0] ? __kthread_parkme+0xb2/0x200 [ 338.116230][ C0] kthread+0x421/0x510 [ 338.120133][ C0] ? wake_nocb_gp+0x1e0/0x1e0 [ 338.124654][ C0] ? kthread_blkcg+0xd0/0xd0 [ 338.129075][ C0] ret_from_fork+0x1f/0x30 [ 338.133331][ C0] [ 338.136191][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 338.142365][ C0] Sending NMI from CPU 0 to CPUs 1: [ 338.147442][ C1] NMI backtrace for cpu 1 [ 338.147454][ C1] CPU: 1 PID: 3996 Comm: syz-executor166 Not tainted 5.15.176-syzkaller-00066-gd1a25a6a4b3b #0 [ 338.147473][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 338.147486][ C1] RIP: 0010:kvm_wait+0x147/0x180 [ 338.147512][ C1] Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 34 41 0f b6 45 00 44 38 f0 75 10 66 90 0f 00 2d 0b d9 12 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 338.147526][ C1] RSP: 0018:ffffc90003bb7660 EFLAGS: 00000246 [ 338.147542][ C1] RAX: 0000000000000003 RBX: 1ffff92000776ed0 RCX: ffffffff81553c6f [ 338.147554][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff88810d9bd988 [ 338.147566][ C1] RBP: ffffc90003bb7710 R08: dffffc0000000000 R09: ffffed1021b37b32 [ 338.147582][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 338.147594][ C1] R13: ffff88810d9bd988 R14: 0000000000000003 R15: 1ffff92000776ed4 [ 338.147606][ C1] FS: 00007f177f56b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 338.147621][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 338.147633][ C1] CR2: 00007f177f54ad58 CR3: 0000000116626000 CR4: 00000000003506a0 [ 338.147648][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 338.147657][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 338.147668][ C1] Call Trace: [ 338.147673][ C1] [ 338.147678][ C1] ? show_regs+0x58/0x60 [ 338.147702][ C1] ? nmi_cpu_backtrace+0x29f/0x300 [ 338.147719][ C1] ? nmi_trigger_cpumask_backtrace+0x270/0x270 [ 338.147736][ C1] ? kvm_wait+0x147/0x180 [ 338.147751][ C1] ? kvm_wait+0x147/0x180 [ 338.147766][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 338.147784][ C1] ? nmi_handle+0xa8/0x280 [ 338.147801][ C1] ? kvm_wait+0x147/0x180 [ 338.147816][ C1] ? default_do_nmi+0x69/0x160 [ 338.147834][ C1] ? exc_nmi+0xad/0x100 [ 338.147849][ C1] ? end_repeat_nmi+0x16/0x31 [ 338.147867][ C1] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 338.147888][ C1] ? kvm_wait+0x147/0x180 [ 338.147903][ C1] ? kvm_wait+0x147/0x180 [ 338.147918][ C1] ? kvm_wait+0x147/0x180 [ 338.147933][ C1] [ 338.147937][ C1] [ 338.147942][ C1] ? asm_common_interrupt+0x27/0x40 [ 338.147958][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 338.147974][ C1] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 338.147994][ C1] __pv_queued_spin_lock_slowpath+0x6bc/0xc40 [ 338.148015][ C1] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 338.148035][ C1] ? avc_has_perm_noaudit+0x430/0x430 [ 338.148054][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 338.148069][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 338.148084][ C1] ? selinux_socket_sendmsg+0x243/0x340 [ 338.148101][ C1] ? __kasan_check_read+0x11/0x20 [ 338.148120][ C1] lock_sock_nested+0x97/0x300 [ 338.148137][ C1] ? sock_init_data+0xc0/0xc0 [ 338.148154][ C1] ? update_load_avg+0x43a/0x1150 [ 338.148174][ C1] tipc_sendstream+0x47/0x70 [ 338.148188][ C1] ? tipc_getsockopt+0x790/0x790 [ 338.148206][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 338.148226][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 338.148244][ C1] ? __switch_to+0x62a/0x1190 [ 338.148259][ C1] ? import_iovec+0xe5/0x120 [ 338.148278][ C1] ___sys_sendmsg+0x252/0x2e0 [ 338.148297][ C1] ? __sys_sendmsg+0x260/0x260 [ 338.148321][ C1] ? __fdget+0x1bc/0x240 [ 338.148337][ C1] __se_sys_sendmsg+0x19a/0x260 [ 338.148355][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 338.148372][ C1] ? ptrace_notify+0x24c/0x350 [ 338.148391][ C1] ? __kasan_check_write+0x14/0x20 [ 338.148409][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 338.148427][ C1] x64_sys_call+0x16a/0x9a0 [ 338.148443][ C1] do_syscall_64+0x3b/0xb0 [ 338.148459][ C1] ? clear_bhb_loop+0x35/0x90 [ 338.148475][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 338.148491][ C1] RIP: 0033:0x7f177f5aa3e9 [ 338.148527][ 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 [ 338.148540][ C1] RSP: 002b:00007f177f56b228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 338.148556][ C1] RAX: ffffffffffffffda RBX: 000000000000001b RCX: 00007f177f5aa3e9 [ 338.148568][ C1] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000004 [ 338.148578][ C1] RBP: 00007f177f634328 R08: 0000000000000000 R09: 0000000000000000 [ 338.148589][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f177f634320 [ 338.148599][ C1] R13: 00007f177f63432c R14: 00007ffc40e38040 R15: 00007ffc40e38128 [ 338.148614][ C1] [ 338.148620][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.180 msecs [ 338.149433][ C0] NMI backtrace for cpu 0 [ 338.600216][ C0] CPU: 0 PID: 3997 Comm: syz-executor166 Not tainted 5.15.176-syzkaller-00066-gd1a25a6a4b3b #0 [ 338.610362][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 338.620256][ C0] Call Trace: [ 338.623385][ C0] [ 338.626071][ C0] dump_stack_lvl+0x151/0x1c0 [ 338.630584][ C0] ? io_uring_drop_tctx_refs+0x190/0x190 [ 338.636228][ C0] ? ttwu_do_wakeup+0x187/0x430 [ 338.640915][ C0] dump_stack+0x15/0x20 [ 338.644910][ C0] nmi_cpu_backtrace+0x2f7/0x300 [ 338.649706][ C0] ? nmi_trigger_cpumask_backtrace+0x270/0x270 [ 338.655671][ C0] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 338.660962][ C0] ? __kasan_check_write+0x14/0x20 [ 338.665908][ C0] ? _raw_spin_lock+0x1b0/0x1b0 [ 338.670597][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 338.676496][ C0] nmi_trigger_cpumask_backtrace+0x15d/0x270 [ 338.682312][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 338.688215][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 338.693944][ C0] rcu_dump_cpu_stacks+0x1d8/0x330 [ 338.698913][ C0] print_cpu_stall+0x315/0x5f0 [ 338.703493][ C0] rcu_sched_clock_irq+0x989/0x12f0 [ 338.708525][ C0] ? rcu_boost_kthread_setaffinity+0x340/0x340 [ 338.714521][ C0] ? hrtimer_run_queues+0x15f/0x440 [ 338.719550][ C0] update_process_times+0x198/0x200 [ 338.724592][ C0] tick_sched_timer+0x188/0x240 [ 338.729275][ C0] ? tick_setup_sched_timer+0x480/0x480 [ 338.734652][ C0] __hrtimer_run_queues+0x41a/0xad0 [ 338.739687][ C0] ? hrtimer_interrupt+0xaa0/0xaa0 [ 338.744631][ C0] ? clockevents_program_event+0x22f/0x300 [ 338.750276][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 338.756176][ C0] hrtimer_interrupt+0x40c/0xaa0 [ 338.760952][ C0] __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 338.766678][ C0] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 338.772146][ C0] [ 338.774922][ C0] [ 338.777701][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 338.783519][ C0] RIP: 0010:_raw_spin_unlock_bh+0x1/0x60 [ 338.788984][ C0] Code: 00 00 e8 52 7e 64 fc 65 8b 05 33 7a 1a 7b 85 c0 74 03 5b 5d c3 e8 63 94 18 fc eb f6 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 <48> 89 e5 53 48 89 fb 48 c7 c0 58 5a ad 86 48 c1 e8 03 48 b9 00 00 [ 338.808511][ C0] RSP: 0018:ffffc90003bd6830 EFLAGS: 00000293 [ 338.814415][ C0] RAX: ffffffff84cdc3ae RBX: ffff8881166cf8c4 RCX: ffff88810f8d2780 [ 338.822224][ C0] RDX: 0000000000000000 RSI: 00000000bfcf20dc RDI: ffffc90003bd6c94 [ 338.830037][ C0] RBP: ffffc90003bd6a90 R08: ffffffff84cdc248 R09: 0000000000000003 [ 338.837856][ C0] R10: fffff5200077acf8 R11: dffffc0000000001 R12: dffffc0000000000 [ 338.845660][ C0] R13: ffffc90003bd6c80 R14: 00000000bfcf20dc R15: ffffc90003bd6c80 [ 338.853474][ C0] ? tipc_sk_rcv+0x2c8/0x1b50 [ 338.857985][ C0] ? tipc_sk_rcv+0x42e/0x1b50 [ 338.862500][ C0] ? tipc_sk_rcv+0x449/0x1b50 [ 338.867012][ C0] ? kmem_cache_free+0x115/0x330 [ 338.871783][ C0] ? kasan_set_track+0x5d/0x70 [ 338.876385][ C0] ? kasan_set_track+0x4b/0x70 [ 338.880983][ C0] ? kmem_cache_free+0x115/0x330 [ 338.885759][ C0] ? kfree_skb+0xc2/0x360 [ 338.889923][ C0] ? tipc_sk_proto_rcv+0xad0/0x1750 [ 338.894959][ C0] ? tipc_sk_filter_rcv+0x3152/0x3380 [ 338.900164][ C0] ? tipc_sk_rcv+0x80c/0x1b50 [ 338.904680][ C0] ? x64_sys_call+0x1a2/0x9a0 [ 338.909192][ C0] ? do_syscall_64+0x3b/0xb0 [ 338.913724][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 338.919697][ C0] ? __skb_queue_purge+0x180/0x180 [ 338.924745][ C0] tipc_node_xmit+0x34e/0xe40 [ 338.929252][ C0] ? debug_smp_processor_id+0x17/0x20 [ 338.934545][ C0] ? kasan_quarantine_put+0x34/0x1a0 [ 338.939665][ C0] ? kmem_cache_free+0x115/0x330 [ 338.944443][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 338.949821][ C0] ? __kasan_slab_free+0x11/0x20 [ 338.954595][ C0] ? slab_free_freelist_hook+0xbd/0x190 [ 338.959975][ C0] ? kmem_cache_free+0x115/0x330 [ 338.964753][ C0] tipc_node_distr_xmit+0x36a/0x4d0 [ 338.969785][ C0] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 338.974819][ C0] tipc_sk_rcv+0x1212/0x1b50 [ 338.979259][ C0] ? __skb_queue_purge+0x180/0x180 [ 338.984195][ C0] ? enqueue_task+0x195/0x1430 [ 338.988792][ C0] ? check_preempt_wakeup+0x882/0xbe0 [ 338.994002][ C0] tipc_node_xmit+0x34e/0xe40 [ 338.998513][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 339.003899][ C0] tipc_sk_push_backlog+0x4da/0x7b0 [ 339.008929][ C0] tipc_sk_proto_rcv+0xad0/0x1750 [ 339.013789][ C0] ? tipc_sk_filter_rcv+0x3380/0x3380 [ 339.018994][ C0] ? stack_trace_save+0x113/0x1c0 [ 339.023857][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 339.028804][ C0] tipc_sk_filter_rcv+0x3152/0x3380 [ 339.033837][ C0] ? kmem_cache_free+0x115/0x330 [ 339.038617][ C0] ? kmem_cache_free+0x115/0x330 [ 339.043517][ C0] ? kasan_set_track+0x5d/0x70 [ 339.048109][ C0] ? kasan_set_track+0x4b/0x70 [ 339.052711][ C0] ? kasan_set_free_info+0x23/0x40 [ 339.057657][ C0] ? ____kasan_slab_free+0x126/0x160 [ 339.062778][ C0] ? __kasan_slab_free+0x11/0x20 [ 339.067551][ C0] ? slab_free_freelist_hook+0xbd/0x190 [ 339.072937][ C0] ? kmem_cache_free+0x115/0x330 [ 339.077709][ C0] ? kfree_skb+0xc2/0x360 [ 339.081872][ C0] ? tipc_msg_reverse+0x6f2/0x9b0 [ 339.086823][ C0] ? tipc_sk_filter_rcv+0x152b/0x3380 [ 339.092029][ C0] ? tipc_sk_backlog_rcv+0x122/0x210 [ 339.097148][ C0] ? __release_sock+0x145/0x410 [ 339.101836][ C0] ? sock_setsockopt+0x1831/0x2f30 [ 339.106786][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 339.111816][ C0] ? x64_sys_call+0x1a2/0x9a0 [ 339.116330][ C0] ? do_syscall_64+0x3b/0xb0 [ 339.120756][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 339.126663][ C0] ? tipc_sk_publish+0x4b0/0x4b0 [ 339.131887][ C0] ? __kasan_check_write+0x14/0x20 [ 339.136834][ C0] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 339.141696][ C0] tipc_sk_rcv+0x80c/0x1b50 [ 339.146033][ C0] ? slab_free_freelist_hook+0xbd/0x190 [ 339.151532][ C0] ? __skb_queue_purge+0x180/0x180 [ 339.156475][ C0] ? trace_tipc_sk_rej_msg+0x25/0x170 [ 339.161686][ C0] ? tipc_sk_filter_rcv+0x30d2/0x3380 [ 339.166891][ C0] tipc_node_xmit+0x34e/0xe40 [ 339.171408][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 339.176788][ C0] tipc_node_distr_xmit+0x36a/0x4d0 [ 339.181822][ C0] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 339.186854][ C0] ? preempt_schedule_irq+0xe7/0x140 [ 339.191976][ C0] tipc_sk_backlog_rcv+0x18b/0x210 [ 339.196923][ C0] ? irqentry_exit+0x30/0x40 [ 339.201347][ C0] ? tipc_sk_timeout+0xab0/0xab0 [ 339.206124][ C0] __release_sock+0x145/0x410 [ 339.210636][ C0] sock_setsockopt+0x1831/0x2f30 [ 339.215409][ C0] ? __sock_set_mark+0x160/0x160 [ 339.220180][ C0] ? selinux_socket_setsockopt+0x260/0x360 [ 339.225826][ C0] ? selinux_socket_getsockopt+0x340/0x340 [ 339.231730][ C0] ? security_socket_setsockopt+0x82/0xb0 [ 339.237283][ C0] __sys_setsockopt+0x423/0x840 [ 339.241969][ C0] ? __ia32_sys_recv+0xb0/0xb0 [ 339.246571][ C0] ? __kasan_check_write+0x14/0x20 [ 339.251516][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 339.256376][ C0] x64_sys_call+0x1a2/0x9a0 [ 339.260715][ C0] do_syscall_64+0x3b/0xb0 [ 339.264968][ C0] ? clear_bhb_loop+0x35/0x90 [ 339.269570][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 339.275303][ C0] RIP: 0033:0x7f177f5aa3e9 [ 339.279553][ 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 [ 339.298993][ C0] RSP: 002b:00007f177f54a228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 339.307238][ C0] RAX: ffffffffffffffda RBX: 00007f177f54a6c0 RCX: 00007f177f5aa3e9 [ 339.315049][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 339.322949][ C0] RBP: 00007f177f634338 R08: 0000000000000004 R09: 0000000000000000 [ 339.330758][ C0] R10: 0000000020000540 R11: 0000000000000246 R12: 00007f177f634330 [ 339.338569][ C0] R13: 00007f177f63433c R14: 00007ffc40e38040 R15: 00007ffc40e38128 [ 339.346387][ C0] [ 485.169096][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 246s! [syz-executor166:3997] [ 485.169110][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 246s! [syz-executor166:3996] [ 485.169129][ C0] Modules linked in: [ 485.169140][ C0] CPU: 0 PID: 3997 Comm: syz-executor166 Not tainted 5.15.176-syzkaller-00066-gd1a25a6a4b3b #0 [ 485.177613][ C1] Modules linked in: [ 485.186121][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 485.189852][ C1] CPU: 1 PID: 3996 Comm: syz-executor166 Not tainted 5.15.176-syzkaller-00066-gd1a25a6a4b3b #0 [ 485.200007][ C0] RIP: 0010:_raw_spin_unlock_bh+0x1/0x60 [ 485.203740][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 [ 485.213652][ C0] Code: 00 00 e8 52 7e 64 fc 65 8b 05 33 7a 1a 7b 85 c0 74 03 5b 5d c3 e8 63 94 18 fc eb f6 0f 0b 66 2e 0f 1f 84 00 00 00 00 00 90 55 <48> 89 e5 53 48 89 fb 48 c7 c0 58 5a ad 86 48 c1 e8 03 48 b9 00 00 [ 485.224397][ C1] RIP: 0010:kvm_wait+0x147/0x180 [ 485.229866][ C0] RSP: 0018:ffffc90003bd6830 EFLAGS: 00000293 [ 485.239760][ C1] Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 34 41 0f b6 45 00 44 38 f0 75 10 66 90 0f 00 2d 0b d9 12 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 485.259286][ C0] [ 485.259295][ C0] RAX: ffffffff84cdc3ae RBX: ffff8881166cf8c4 RCX: ffff88810f8d2780 [ 485.264060][ C1] RSP: 0018:ffffc90003bb7660 EFLAGS: 00000246 [ 485.269961][ C0] RDX: 0000000000000000 RSI: 00000000bfcf20dc RDI: ffffc90003bd6c94 [ 485.289404][ C1] RAX: 0000000000000003 RBX: 1ffff92000776ed0 RCX: ffffffff81553c6f [ 485.291573][ C0] RBP: ffffc90003bd6a90 R08: ffffffff84cdc248 R09: 0000000000000003 [ 485.299385][ C1] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff88810d9bd988 [ 485.305288][ C0] R10: fffff5200077acf8 R11: dffffc0000000001 R12: dffffc0000000000 [ 485.313097][ C1] RBP: ffffc90003bb7710 R08: dffffc0000000000 R09: ffffed1021b37b32 [ 485.320910][ C0] R13: ffffc90003bd6c80 R14: 00000000bfcf20dc R15: ffffc90003bd6c80 [ 485.328725][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 485.336533][ C0] FS: 00007f177f54a6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 485.344355][ C1] R13: ffff88810d9bd988 R14: 0000000000000003 R15: 1ffff92000776ed4 [ 485.352160][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 485.359968][ C1] FS: 00007f177f56b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 485.367779][ C0] CR2: 00007ffc40e38108 CR3: 0000000116626000 CR4: 00000000003506b0 [ 485.376544][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 485.384357][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 485.390867][ C1] CR2: 00007f177f54ad58 CR3: 0000000116626000 CR4: 00000000003506a0 [ 485.399638][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 485.407447][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 485.413951][ C0] Call Trace: [ 485.413961][ C0] [ 485.421765][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 485.429578][ C0] ? show_regs+0x58/0x60 [ 485.437386][ C1] Call Trace: [ 485.437394][ C1] [ 485.445201][ C0] ? watchdog_timer_fn+0x4b1/0x5f0 [ 485.448326][ C1] ? show_regs+0x58/0x60 [ 485.451015][ C0] ? proc_watchdog_cpumask+0xd0/0xd0 [ 485.458829][ C1] ? watchdog_timer_fn+0x4b1/0x5f0 [ 485.462906][ C0] ? __hrtimer_run_queues+0x41a/0xad0 [ 485.466031][ C1] ? proc_watchdog_cpumask+0xd0/0xd0 [ 485.468725][ C0] ? hrtimer_interrupt+0xaa0/0xaa0 [ 485.473668][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 485.477758][ C0] ? clockevents_program_event+0x22f/0x300 [ 485.482875][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 485.487818][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 485.493026][ C1] ? clockevents_program_event+0x22f/0x300 [ 485.498232][ C0] ? hrtimer_interrupt+0x40c/0xaa0 [ 485.503175][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 485.508392][ C0] ? __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 485.514029][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 485.518973][ C0] ? sysvec_apic_timer_interrupt+0xa4/0xc0 [ 485.524879][ C1] ? __sysvec_apic_timer_interrupt+0xfb/0x3f0 [ 485.530516][ C0] [ 485.530523][ C0] [ 485.535466][ C1] ? sysvec_apic_timer_interrupt+0xa4/0xc0 [ 485.541368][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 485.547270][ C1] [ 485.547278][ C1] [ 485.552231][ C0] ? tipc_sk_rcv+0x2c8/0x1b50 [ 485.557861][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 485.563759][ C0] ? tipc_sk_rcv+0x42e/0x1b50 [ 485.566540][ C1] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 485.569314][ C0] ? _raw_spin_unlock_bh+0x1/0x60 [ 485.575047][ C1] ? kvm_wait+0x147/0x180 [ 485.581031][ C0] ? tipc_sk_rcv+0x449/0x1b50 [ 485.583809][ C1] ? asm_common_interrupt+0x27/0x40 [ 485.586588][ C0] ? kmem_cache_free+0x115/0x330 [ 485.591100][ C1] ? kvm_arch_para_hints+0x30/0x30 [ 485.597088][ C0] ? kasan_set_track+0x5d/0x70 [ 485.601601][ C1] ? __pv_queued_spin_lock_slowpath+0x65f/0xc40 [ 485.607677][ C0] ? kasan_set_track+0x4b/0x70 [ 485.612539][ C1] __pv_queued_spin_lock_slowpath+0x6bc/0xc40 [ 485.616706][ C0] ? kmem_cache_free+0x115/0x330 [ 485.621220][ C1] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 485.626251][ C0] ? kfree_skb+0xc2/0x360 [ 485.631025][ C1] ? avc_has_perm_noaudit+0x430/0x430 [ 485.635974][ C0] ? tipc_sk_proto_rcv+0xad0/0x1750 [ 485.640572][ C1] _raw_spin_lock_bh+0x139/0x1b0 [ 485.646647][ C0] ? tipc_sk_filter_rcv+0x3152/0x3380 [ 485.651246][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 485.657148][ C0] ? tipc_sk_rcv+0x80c/0x1b50 [ 485.661935][ C1] ? selinux_socket_sendmsg+0x243/0x340 [ 485.668175][ C0] ? x64_sys_call+0x1a2/0x9a0 [ 485.672340][ C1] ? __kasan_check_read+0x11/0x20 [ 485.677547][ C0] ? do_syscall_64+0x3b/0xb0 [ 485.682581][ C1] lock_sock_nested+0x97/0x300 [ 485.687354][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 485.692563][ C1] ? sock_init_data+0xc0/0xc0 [ 485.697595][ C0] ? __skb_queue_purge+0x180/0x180 [ 485.702111][ C1] ? update_load_avg+0x43a/0x1150 [ 485.707493][ C0] tipc_node_xmit+0x34e/0xe40 [ 485.712004][ C1] tipc_sendstream+0x47/0x70 [ 485.716866][ C0] ? debug_smp_processor_id+0x17/0x20 [ 485.716889][ C0] ? kasan_quarantine_put+0x34/0x1a0 [ 485.721298][ C1] ? tipc_getsockopt+0x790/0x790 [ 485.725894][ C0] ? kmem_cache_free+0x115/0x330 [ 485.731792][ C1] ____sys_sendmsg+0x59e/0x8f0 [ 485.736306][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 485.741256][ C1] ? __sys_sendmsg_sock+0x40/0x40 [ 485.746112][ C0] ? __kasan_slab_free+0x11/0x20 [ 485.750626][ C1] ? __switch_to+0x62a/0x1190 [ 485.755053][ C0] ? slab_free_freelist_hook+0xbd/0x190 [ 485.760261][ C1] ? import_iovec+0xe5/0x120 [ 485.765383][ C0] ? kmem_cache_free+0x115/0x330 [ 485.770156][ C1] ___sys_sendmsg+0x252/0x2e0 [ 485.774931][ C0] tipc_node_distr_xmit+0x36a/0x4d0 [ 485.779530][ C1] ? __sys_sendmsg+0x260/0x260 [ 485.784911][ C0] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 485.789777][ C1] ? __fdget+0x1bc/0x240 [ 485.794549][ C0] tipc_sk_rcv+0x1212/0x1b50 [ 485.799057][ C1] __se_sys_sendmsg+0x19a/0x260 [ 485.804470][ C0] ? __skb_queue_purge+0x180/0x180 [ 485.808865][ C1] ? __x64_sys_sendmsg+0x90/0x90 [ 485.813642][ C0] ? enqueue_task+0x195/0x1430 [ 485.818152][ C1] ? ptrace_notify+0x24c/0x350 [ 485.823188][ C0] ? check_preempt_wakeup+0x882/0xbe0 [ 485.827795][ C1] ? __kasan_check_write+0x14/0x20 [ 485.832820][ C0] tipc_node_xmit+0x34e/0xe40 [ 485.836902][ C1] __x64_sys_sendmsg+0x7b/0x90 [ 485.841327][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 485.846015][ C1] x64_sys_call+0x16a/0x9a0 [ 485.851054][ C0] tipc_sk_push_backlog+0x4da/0x7b0 [ 485.855819][ C1] do_syscall_64+0x3b/0xb0 [ 485.860423][ C0] tipc_sk_proto_rcv+0xad0/0x1750 [ 485.865019][ C1] ? clear_bhb_loop+0x35/0x90 [ 485.870232][ C0] ? tipc_sk_filter_rcv+0x3380/0x3380 [ 485.875177][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 485.879688][ C0] ? stack_trace_save+0x113/0x1c0 [ 485.884290][ C1] RIP: 0033:0x7f177f5aa3e9 [ 485.889671][ C0] ? stack_trace_snprint+0xf0/0xf0 [ 485.894015][ 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 [ 485.899043][ C0] tipc_sk_filter_rcv+0x3152/0x3380 [ 485.903296][ C1] RSP: 002b:00007f177f56b228 EFLAGS: 00000246 [ 485.908161][ C0] ? kmem_cache_free+0x115/0x330 [ 485.912762][ C1] ORIG_RAX: 000000000000002e [ 485.917969][ C0] ? kmem_cache_free+0x115/0x330 [ 485.923693][ C1] RAX: ffffffffffffffda RBX: 000000000000001b RCX: 00007f177f5aa3e9 [ 485.928556][ C0] ? kasan_set_track+0x5d/0x70 [ 485.932809][ C1] RDX: 0000000000000000 RSI: 00000000200002c0 RDI: 0000000000000004 [ 485.937752][ C0] ? kasan_set_track+0x4b/0x70 [ 485.957198][ C1] RBP: 00007f177f634328 R08: 0000000000000000 R09: 0000000000000000 [ 485.962229][ C0] ? kasan_set_free_info+0x23/0x40 [ 485.968138][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f177f634320 [ 485.972905][ C0] ? ____kasan_slab_free+0x126/0x160 [ 485.977418][ C1] R13: 00007f177f63432c R14: 00007ffc40e38040 R15: 00007ffc40e38128 [ 485.982192][ C0] ? __kasan_slab_free+0x11/0x20 [ 485.990012][ C1] [ 485.994604][ C0] ? slab_free_freelist_hook+0xbd/0x190 [ 486.053677][ C0] ? kmem_cache_free+0x115/0x330 [ 486.058450][ C0] ? kfree_skb+0xc2/0x360 [ 486.062614][ C0] ? tipc_msg_reverse+0x6f2/0x9b0 [ 486.067475][ C0] ? tipc_sk_filter_rcv+0x152b/0x3380 [ 486.072683][ C0] ? tipc_sk_backlog_rcv+0x122/0x210 [ 486.077801][ C0] ? __release_sock+0x145/0x410 [ 486.082491][ C0] ? sock_setsockopt+0x1831/0x2f30 [ 486.087437][ C0] ? __x64_sys_setsockopt+0xbf/0xd0 [ 486.092470][ C0] ? x64_sys_call+0x1a2/0x9a0 [ 486.096983][ C0] ? do_syscall_64+0x3b/0xb0 [ 486.101412][ C0] ? entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 486.107396][ C0] ? tipc_sk_publish+0x4b0/0x4b0 [ 486.112176][ C0] ? __kasan_check_write+0x14/0x20 [ 486.117120][ C0] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 486.121981][ C0] tipc_sk_rcv+0x80c/0x1b50 [ 486.126320][ C0] ? slab_free_freelist_hook+0xbd/0x190 [ 486.131817][ C0] ? __skb_queue_purge+0x180/0x180 [ 486.136746][ C0] ? trace_tipc_sk_rej_msg+0x25/0x170 [ 486.141945][ C0] ? tipc_sk_filter_rcv+0x30d2/0x3380 [ 486.147413][ C0] tipc_node_xmit+0x34e/0xe40 [ 486.152015][ C0] ? tipc_node_get_linkname+0x190/0x190 [ 486.157396][ C0] tipc_node_distr_xmit+0x36a/0x4d0 [ 486.162431][ C0] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 486.167462][ C0] ? preempt_schedule_irq+0xe7/0x140 [ 486.172614][ C0] tipc_sk_backlog_rcv+0x18b/0x210 [ 486.177530][ C0] ? irqentry_exit+0x30/0x40 [ 486.181956][ C0] ? tipc_sk_timeout+0xab0/0xab0 [ 486.186819][ C0] __release_sock+0x145/0x410 [ 486.191331][ C0] sock_setsockopt+0x1831/0x2f30 [ 486.196107][ C0] ? __sock_set_mark+0x160/0x160 [ 486.200879][ C0] ? selinux_socket_setsockopt+0x260/0x360 [ 486.206521][ C0] ? selinux_socket_getsockopt+0x340/0x340 [ 486.212162][ C0] ? security_socket_setsockopt+0x82/0xb0 [ 486.217723][ C0] __sys_setsockopt+0x423/0x840 [ 486.222403][ C0] ? __ia32_sys_recv+0xb0/0xb0 [ 486.227005][ C0] ? __kasan_check_write+0x14/0x20 [ 486.231954][ C0] __x64_sys_setsockopt+0xbf/0xd0 [ 486.236810][ C0] x64_sys_call+0x1a2/0x9a0 [ 486.241150][ C0] do_syscall_64+0x3b/0xb0 [ 486.245404][ C0] ? clear_bhb_loop+0x35/0x90 [ 486.249918][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 486.255651][ C0] RIP: 0033:0x7f177f5aa3e9 [ 486.259901][ 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 [ 486.279340][ C0] RSP: 002b:00007f177f54a228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 486.287584][ C0] RAX: ffffffffffffffda RBX: 00007f177f54a6c0 RCX: 00007f177f5aa3e9 [ 486.295397][ C0] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 486.303214][ C0] RBP: 00007f177f634338 R08: 0000000000000004 R09: 0000000000000000 [ 486.311018][ C0] R10: 0000000020000540 R11: 0000000000000246 R12: 00007f177f634330 [ 486.318828][ C0] R13: 00007f177f63433c R14: 00007ffc40e38040 R15: 00007ffc40e38128 [ 486.326645][ C0]