./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3923288588 <...> Warning: Permanently added '10.128.0.175' (ED25519) to the list of known hosts. execve("./syz-executor3923288588", ["./syz-executor3923288588"], 0x7ffc71567470 /* 10 vars */) = 0 brk(NULL) = 0x5555564ea000 brk(0x5555564ead40) = 0x5555564ead40 arch_prctl(ARCH_SET_FS, 0x5555564ea3c0) = 0 set_tid_address(0x5555564ea690) = 294 set_robust_list(0x5555564ea6a0, 24) = 0 rseq(0x5555564eace0, 0x20, 0, 0x53053053) = -1 ENOSYS (Function not implemented) prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3923288588", 4096) = 28 getrandom("\xdc\x5b\x1a\xca\xf4\xd8\x3a\xae", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555564ead40 brk(0x55555650bd40) = 0x55555650bd40 brk(0x55555650c000) = 0x55555650c000 mprotect(0x7f0cf5128000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 295 ./strace-static-x86_64: Process 295 attached [pid 295] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 295] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 295] setpgid(0, 0) = 0 [pid 295] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 295] write(3, "1000", 4) = 4 [pid 295] close(3) = 0 [pid 295] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 295] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 295] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 296 attached => {parent_tid=[296]}, 88) = 296 [pid 295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 295] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 296] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 296] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 296] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 295] <... futex resumed>) = 0 [pid 295] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 295] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 295] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 295] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[297]}, 88) = 297 [pid 295] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 295] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 295] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 296] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 296] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 296] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 297 attached [pid 297] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 297] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 295] <... futex resumed>) = 0 [pid 295] exit_group(0 [pid 296] <... futex resumed>) = ? [pid 295] <... exit_group resumed>) = ? [pid 296] +++ exited with 0 +++ [pid 297] <... futex resumed>) = ? [pid 297] +++ exited with 0 +++ [pid 295] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=295, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 298 ./strace-static-x86_64: Process 298 attached [pid 298] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 298] setpgid(0, 0) = 0 [pid 298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 298] write(3, "1000", 4) = 4 [pid 298] close(3) = 0 [pid 298] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 298] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 298] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [ 21.135314][ T28] audit: type=1400 audit(1714938283.870:66): avc: denied { execmem } for pid=294 comm="syz-executor392" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 21.158764][ T28] audit: type=1400 audit(1714938283.900:67): avc: denied { create } for pid=295 comm="syz-executor392" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [pid 298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[299]}, 88) = 299 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 299 attached [pid 299] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 299] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 299] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... futex resumed>) = 0 [pid 298] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 298] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 298] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 298] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[300]}, 88) = 300 [pid 298] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 298] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 298] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 299] <... futex resumed>) = 1 [pid 299] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 299] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 299] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 300 attached [pid 300] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 300] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 300] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 298] <... futex resumed>) = 0 [pid 298] exit_group(0) = ? [pid 299] <... futex resumed>) = ? [pid 299] +++ exited with 0 +++ [pid 300] <... futex resumed>) = ? [pid 300] +++ exited with 0 +++ [pid 298] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 301 ./strace-static-x86_64: Process 301 attached [pid 301] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 301] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 301] setpgid(0, 0) = 0 [pid 301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 301] write(3, "1000", 4) = 4 [pid 301] close(3) = 0 [pid 301] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 301] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 301] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[302]}, 88) = 302 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 302 attached [pid 302] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 302] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 302] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 302] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = 0 [pid 301] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 301] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 301] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[303]}, 88) = 303 [pid 301] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 301] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 301] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 302] <... futex resumed>) = 1 [pid 302] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 302] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 302] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 303 attached [pid 303] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 303] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 303] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 301] <... futex resumed>) = 0 [pid 301] exit_group(0) = ? [pid 302] <... futex resumed>) = ? [pid 302] +++ exited with 0 +++ [pid 303] <... futex resumed>) = ? [pid 303] +++ exited with 0 +++ [pid 301] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 304 ./strace-static-x86_64: Process 304 attached [pid 304] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 304] setpgid(0, 0) = 0 [pid 304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 304] write(3, "1000", 4) = 4 [pid 304] close(3) = 0 [pid 304] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 304] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 304] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 305 attached => {parent_tid=[305]}, 88) = 305 [pid 305] set_robust_list(0x7f0cf50659a0, 24 [pid 304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 304] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 305] <... set_robust_list resumed>) = 0 [pid 305] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 305] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 305] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 305] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 304] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 304] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 304] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 304] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 304] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 305] <... futex resumed>) = 0 [pid 305] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 304] <... clone3 resumed> => {parent_tid=[306]}, 88) = 306 [pid 304] rt_sigprocmask(SIG_SETMASK, [], [pid 305] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 305] <... futex resumed>) = 0 [pid 304] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000 [pid 305] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 304] <... futex resumed>) = 0 [pid 304] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 306 attached [pid 306] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 306] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 306] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 304] <... futex resumed>) = 0 [pid 304] exit_group(0 [pid 305] <... futex resumed>) = ? [pid 304] <... exit_group resumed>) = ? [pid 305] +++ exited with 0 +++ [pid 306] <... futex resumed>) = ? [pid 306] +++ exited with 0 +++ [pid 304] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 307 ./strace-static-x86_64: Process 307 attached [pid 307] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 307] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 307] setpgid(0, 0) = 0 [pid 307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 307] write(3, "1000", 4) = 4 [pid 307] close(3) = 0 [pid 307] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 307] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[308]}, 88) = 308 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 308 attached [pid 308] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 308] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 308] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 308] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = 0 [pid 307] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 307] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 307] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 308] <... futex resumed>) = 1 [pid 307] <... clone3 resumed> => {parent_tid=[309]}, 88) = 309 [pid 307] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 307] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 307] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 309 attached [pid 309] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 309] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 308] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 309] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 307] <... futex resumed>) = 0 [pid 309] <... futex resumed>) = 1 [pid 309] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 308] <... setsockopt resumed>) = 0 [pid 308] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 308] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 307] exit_group(0 [pid 308] <... futex resumed>) = ? [pid 307] <... exit_group resumed>) = ? [pid 308] +++ exited with 0 +++ [pid 309] <... futex resumed>) = ? [pid 309] +++ exited with 0 +++ [pid 307] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 310 ./strace-static-x86_64: Process 310 attached [pid 310] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 310] setpgid(0, 0) = 0 [pid 310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 310] write(3, "1000", 4) = 4 [pid 310] close(3) = 0 [pid 310] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 310] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 310] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 310] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[311]}, 88) = 311 [pid 310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 310] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 311 attached [pid 311] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 311] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 311] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 311] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 310] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 310] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[312]}, 88) = 312 ./strace-static-x86_64: Process 312 attached [pid 311] <... futex resumed>) = 1 [pid 310] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 310] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 310] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 312] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 311] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 312] <... sendmsg resumed>) = 0 [pid 311] <... setsockopt resumed>) = 0 [pid 311] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 311] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 312] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 312] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 310] <... futex resumed>) = 0 [pid 310] exit_group(0) = ? [pid 311] <... futex resumed>) = ? [pid 311] +++ exited with 0 +++ [pid 312] <... futex resumed>) = ? [pid 312] +++ exited with 0 +++ [pid 310] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 313 attached , child_tidptr=0x5555564ea690) = 313 [pid 313] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 313] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 313] setpgid(0, 0) = 0 [pid 313] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 313] write(3, "1000", 4) = 4 [pid 313] close(3) = 0 [pid 313] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 313] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 313] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 313] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[314]}, 88) = 314 [pid 313] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 313] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 314 attached [pid 314] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 314] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 314] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = 0 [pid 313] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 313] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 313] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 313] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 315 attached [pid 314] <... futex resumed>) = 1 [pid 314] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 313] <... clone3 resumed> => {parent_tid=[315]}, 88) = 315 [pid 315] set_robust_list(0x7f0cf50449a0, 24 [pid 314] <... setsockopt resumed>) = 0 [pid 313] rt_sigprocmask(SIG_SETMASK, [], [pid 315] <... set_robust_list resumed>) = 0 [pid 313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 313] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 313] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 314] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 314] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 315] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 315] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 313] <... futex resumed>) = 0 [pid 313] exit_group(0 [pid 314] <... futex resumed>) = ? [pid 313] <... exit_group resumed>) = ? [pid 314] +++ exited with 0 +++ [pid 315] <... futex resumed>) = ? [pid 315] +++ exited with 0 +++ [pid 313] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 316 attached , child_tidptr=0x5555564ea690) = 316 [pid 316] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 316] setpgid(0, 0) = 0 [pid 316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 316] write(3, "1000", 4) = 4 [pid 316] close(3) = 0 [pid 316] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 316] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 316] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 316] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[317]}, 88) = 317 [pid 316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 316] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 317 attached [pid 317] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 317] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 317] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 317] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... futex resumed>) = 0 [pid 316] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 316] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [ 21.179115][ T28] audit: type=1400 audit(1714938283.900:68): avc: denied { setopt } for pid=295 comm="syz-executor392" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [ 21.199543][ T28] audit: type=1400 audit(1714938283.900:69): avc: denied { write } for pid=295 comm="syz-executor392" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=tipc_socket permissive=1 [pid 316] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 316] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[318]}, 88) = 318 [pid 316] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 316] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 316] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 318 attached [pid 318] set_robust_list(0x7f0cf50449a0, 24 [pid 317] <... futex resumed>) = 1 [pid 318] <... set_robust_list resumed>) = 0 [pid 318] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 317] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 317] <... setsockopt resumed>) = 0 [pid 318] <... sendmsg resumed>) = 0 [pid 317] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 317] <... futex resumed>) = 0 [pid 317] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 318] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 318] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 316] <... futex resumed>) = 0 [pid 316] exit_group(0) = ? [pid 317] <... futex resumed>) = ? [pid 317] +++ exited with 0 +++ [pid 318] <... futex resumed>) = ? [pid 318] +++ exited with 0 +++ [pid 316] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 319 ./strace-static-x86_64: Process 319 attached [pid 319] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 319] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 319] setpgid(0, 0) = 0 [pid 319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 319] write(3, "1000", 4) = 4 [pid 319] close(3) = 0 [pid 319] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 319] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 319] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 319] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[320]}, 88) = 320 [pid 319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 319] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 320 attached [pid 320] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 320] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 320] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 320] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 319] <... futex resumed>) = 0 [pid 319] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 319] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 319] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 321 attached [pid 321] set_robust_list(0x7f0cf50449a0, 24 [pid 320] <... futex resumed>) = 1 [pid 319] <... clone3 resumed> => {parent_tid=[321]}, 88) = 321 [pid 321] <... set_robust_list resumed>) = 0 [pid 321] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 321] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 320] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 320] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 320] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 319] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 319] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 321] <... futex resumed>) = 0 [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 321] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 319] <... futex resumed>) = 0 [pid 321] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 319] exit_group(0) = ? [pid 321] <... futex resumed>) = ? [pid 321] +++ exited with 0 +++ [pid 320] <... futex resumed>) = ? [pid 320] +++ exited with 0 +++ [pid 319] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, 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=0x5555564ea690) = 322 ./strace-static-x86_64: Process 322 attached [pid 322] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 322] setpgid(0, 0) = 0 [pid 322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 322] write(3, "1000", 4) = 4 [pid 322] close(3) = 0 [pid 322] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 322] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[323]}, 88) = 323 [pid 322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 322] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 323 attached [pid 323] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 323] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 323] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 323] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... futex resumed>) = 0 [pid 322] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 322] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 322] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[324]}, 88) = 324 [pid 322] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 322] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 322] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 323] <... futex resumed>) = 1 [pid 323] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 323] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 323] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 324 attached [pid 324] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 324] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 324] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 322] <... futex resumed>) = 0 [pid 322] exit_group(0 [pid 323] <... futex resumed>) = ? [pid 322] <... exit_group resumed>) = ? [pid 323] +++ exited with 0 +++ [pid 324] <... futex resumed>) = ? [pid 324] +++ exited with 0 +++ [pid 322] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 325 ./strace-static-x86_64: Process 325 attached [pid 325] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 325] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 325] setpgid(0, 0) = 0 [pid 325] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 325] write(3, "1000", 4) = 4 [pid 325] close(3) = 0 [pid 325] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 325] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 325] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 325] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 325] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[326]}, 88) = 326 [pid 325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 325] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 325] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 326 attached [pid 326] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 326] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 326] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 326] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... futex resumed>) = 0 [pid 325] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 325] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 325] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 325] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 325] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 325] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 326] <... futex resumed>) = 1 [pid 325] <... clone3 resumed> => {parent_tid=[327]}, 88) = 327 ./strace-static-x86_64: Process 327 attached [pid 325] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 325] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 325] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 326] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 326] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 326] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 327] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 327] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 325] <... futex resumed>) = 0 [pid 325] exit_group(0 [pid 326] <... futex resumed>) = ? [pid 325] <... exit_group resumed>) = ? [pid 326] +++ exited with 0 +++ [pid 327] <... futex resumed>) = ? [pid 327] +++ exited with 0 +++ [pid 325] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 328 attached , child_tidptr=0x5555564ea690) = 328 [pid 328] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 328] setpgid(0, 0) = 0 [pid 328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 328] write(3, "1000", 4) = 4 [pid 328] close(3) = 0 [pid 328] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 328] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 328] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[329]}, 88) = 329 [pid 328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 328] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 329 attached [pid 329] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 329] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 329] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 328] <... futex resumed>) = 0 [pid 329] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 328] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 328] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 328] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 328] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 328] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[330]}, 88) = 330 [pid 328] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 328] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 328] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 329] <... futex resumed>) = 0 [pid 329] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 329] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 329] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 330 attached [pid 330] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 330] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 330] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 328] <... futex resumed>) = 0 [pid 328] exit_group(0) = ? [pid 329] <... futex resumed>) = ? [pid 329] +++ exited with 0 +++ [pid 330] <... futex resumed>) = ? [pid 330] +++ exited with 0 +++ [pid 328] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 331 ./strace-static-x86_64: Process 331 attached [pid 331] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 331] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 331] setpgid(0, 0) = 0 [pid 331] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 331] write(3, "1000", 4) = 4 [pid 331] close(3) = 0 [pid 331] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 331] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 331] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 331] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[332]}, 88) = 332 [pid 331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 331] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 331] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 332 attached [pid 332] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 332] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 332] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 332] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... futex resumed>) = 0 [pid 331] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 331] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 331] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 331] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 331] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 331] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[333]}, 88) = 333 [pid 332] <... futex resumed>) = 1 [pid 331] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 331] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 331] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 333 attached [pid 333] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 333] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 332] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 333] <... sendmsg resumed>) = 0 [pid 333] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 333] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 331] <... futex resumed>) = 0 [pid 333] <... futex resumed>) = 1 [pid 333] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 332] <... setsockopt resumed>) = 0 [pid 332] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 332] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 331] exit_group(0) = ? [pid 333] <... futex resumed>) = ? [pid 333] +++ exited with 0 +++ [pid 332] <... futex resumed>) = ? [pid 332] +++ exited with 0 +++ [pid 331] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 334 ./strace-static-x86_64: Process 334 attached [pid 334] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 334] setpgid(0, 0) = 0 [pid 334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 334] write(3, "1000", 4) = 4 [pid 334] close(3) = 0 [pid 334] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 334] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 334] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 334] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[335]}, 88) = 335 [pid 334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 334] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 334] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 335 attached [pid 335] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 335] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 335] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 335] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 334] <... futex resumed>) = 0 [pid 334] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 334] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 334] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 334] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 334] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 334] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[336]}, 88) = 336 [pid 334] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 334] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000 [pid 335] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 334] <... futex resumed>) = 0 [pid 335] <... setsockopt resumed>) = 0 [pid 334] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 335] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 335] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 336 attached [pid 336] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 336] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 336] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 334] <... futex resumed>) = 0 [pid 334] exit_group(0 [pid 335] <... futex resumed>) = ? [pid 334] <... exit_group resumed>) = ? [pid 335] +++ exited with 0 +++ [pid 336] <... futex resumed>) = ? [pid 336] +++ exited with 0 +++ [pid 334] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 338 ./strace-static-x86_64: Process 338 attached [pid 338] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 338] setpgid(0, 0) = 0 [pid 338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 338] write(3, "1000", 4) = 4 [pid 338] close(3) = 0 [pid 338] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 338] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 338] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 339 attached => {parent_tid=[339]}, 88) = 339 [pid 338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 338] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 339] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 339] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 339] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 339] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 338] <... futex resumed>) = 0 [pid 338] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 338] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 338] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 338] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 338] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 340 attached [pid 339] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 338] <... clone3 resumed> => {parent_tid=[340]}, 88) = 340 [pid 339] <... setsockopt resumed>) = 0 [pid 339] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 339] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 340] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 340] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 340] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 338] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 340] <... futex resumed>) = 0 [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 338] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 340] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 338] <... futex resumed>) = 0 [pid 338] exit_group(0) = ? [pid 339] <... futex resumed>) = ? [pid 339] +++ exited with 0 +++ [pid 340] +++ exited with 0 +++ [pid 338] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 341 ./strace-static-x86_64: Process 341 attached [pid 341] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 341] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 341] setpgid(0, 0) = 0 [pid 341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 341] write(3, "1000", 4) = 4 [pid 341] close(3) = 0 [pid 341] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 341] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 341] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 341] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[342]}, 88) = 342 [pid 341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 341] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 341] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 342 attached [pid 342] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 342] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 342] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 342] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 341] <... futex resumed>) = 0 [pid 341] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 341] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 341] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 341] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[343]}, 88) = 343 [pid 341] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 341] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 341] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 342] <... futex resumed>) = 1 [pid 342] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 342] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 342] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 343 attached [pid 343] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 343] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 341] <... futex resumed>) = 0 [pid 341] exit_group(0 [pid 342] <... futex resumed>) = ? [pid 341] <... exit_group resumed>) = ? [pid 342] +++ exited with 0 +++ [pid 343] <... futex resumed>) = ? [pid 343] +++ exited with 0 +++ [pid 341] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, 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 344 attached , child_tidptr=0x5555564ea690) = 344 [pid 344] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 344] setpgid(0, 0) = 0 [pid 344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 344] write(3, "1000", 4) = 4 [pid 344] close(3) = 0 [pid 344] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 344] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 344] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 344] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[345]}, 88) = 345 [pid 344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 344] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 345 attached [pid 345] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 345] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 345] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 345] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 344] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 344] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 344] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 345] <... futex resumed>) = 1 ./strace-static-x86_64: Process 346 attached [pid 344] <... clone3 resumed> => {parent_tid=[346]}, 88) = 346 [pid 344] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 344] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 344] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 345] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 345] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 345] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 346] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 346] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 346] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 344] <... futex resumed>) = 0 [pid 344] exit_group(0 [pid 345] <... futex resumed>) = ? [pid 344] <... exit_group resumed>) = ? [pid 345] +++ exited with 0 +++ [pid 346] <... futex resumed>) = ? [pid 346] +++ exited with 0 +++ [pid 344] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 347 ./strace-static-x86_64: Process 347 attached [pid 347] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 347] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 347] setpgid(0, 0) = 0 [pid 347] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 347] write(3, "1000", 4) = 4 [pid 347] close(3) = 0 [pid 347] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 347] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 347] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 347] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 347] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[348]}, 88) = 348 [pid 347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 347] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 348 attached [pid 348] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 348] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 348] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 348] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... futex resumed>) = 0 [pid 347] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 347] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 347] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 347] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[349]}, 88) = 349 [pid 347] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 347] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 347] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 348] <... futex resumed>) = 1 [pid 348] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 348] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 348] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 349 attached [pid 349] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 349] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 349] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 347] <... futex resumed>) = 0 [pid 347] exit_group(0 [pid 348] <... futex resumed>) = ? [pid 347] <... exit_group resumed>) = ? [pid 348] +++ exited with 0 +++ [pid 349] <... futex resumed>) = ? [pid 349] +++ exited with 0 +++ [pid 347] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, 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=0x5555564ea690) = 350 ./strace-static-x86_64: Process 350 attached [pid 350] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 350] setpgid(0, 0) = 0 [pid 350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 350] write(3, "1000", 4) = 4 [pid 350] close(3) = 0 [pid 350] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 350] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 351 attached [pid 351] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 351] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 351] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] <... clone3 resumed> => {parent_tid=[351]}, 88) = 351 [pid 350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 350] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 350] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 351] <... futex resumed>) = 0 [pid 351] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 351] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... futex resumed>) = 0 [pid 350] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 350] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE [pid 351] <... futex resumed>) = 1 [pid 351] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 351] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 351] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 350] <... mprotect resumed>) = 0 [pid 350] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[352]}, 88) = 352 [pid 350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 350] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 350] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 352 attached [pid 352] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 352] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 352] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 350] <... futex resumed>) = 0 [pid 350] exit_group(0 [pid 351] <... futex resumed>) = ? [pid 350] <... exit_group resumed>) = ? [pid 351] +++ exited with 0 +++ [pid 352] <... futex resumed>) = ? [pid 352] +++ exited with 0 +++ [pid 350] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 353 ./strace-static-x86_64: Process 353 attached [pid 353] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 353] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 353] setpgid(0, 0) = 0 [pid 353] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 353] write(3, "1000", 4) = 4 [pid 353] close(3) = 0 [pid 353] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 353] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 353] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 353] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[354]}, 88) = 354 [pid 353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 353] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 354 attached [pid 354] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 354] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 354] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 354] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 353] <... futex resumed>) = 0 [pid 353] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 353] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 353] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 353] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[355]}, 88) = 355 [pid 353] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 353] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 353] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 354] <... futex resumed>) = 1 [pid 354] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 354] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 354] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 355 attached [pid 355] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 355] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 355] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 353] <... futex resumed>) = 0 [pid 353] exit_group(0 [pid 354] <... futex resumed>) = ? [pid 353] <... exit_group resumed>) = ? [pid 354] +++ exited with 0 +++ [pid 355] <... futex resumed>) = ? [pid 355] +++ exited with 0 +++ [pid 353] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 356 ./strace-static-x86_64: Process 356 attached [pid 356] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 356] setpgid(0, 0) = 0 [pid 356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 356] write(3, "1000", 4) = 4 [pid 356] close(3) = 0 [pid 356] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 356] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 356] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 356] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[357]}, 88) = 357 [pid 356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 356] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 356] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 357 attached [pid 357] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 357] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 357] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 357] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 356] <... futex resumed>) = 0 [pid 356] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 356] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 356] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 356] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 356] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 356] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 357] <... setsockopt resumed>) = 0 [pid 356] <... clone3 resumed> => {parent_tid=[358]}, 88) = 358 [pid 356] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 356] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 356] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 358 attached [pid 358] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 358] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 358] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 356] <... futex resumed>) = 0 [pid 358] <... futex resumed>) = 1 [pid 358] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 357] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 357] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 356] exit_group(0 [pid 358] <... futex resumed>) = ? [pid 357] <... futex resumed>) = ? [pid 356] <... exit_group resumed>) = ? [pid 357] +++ exited with 0 +++ [pid 358] +++ exited with 0 +++ [pid 356] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, 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=0x5555564ea690) = 359 ./strace-static-x86_64: Process 359 attached [pid 359] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 359] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 359] setpgid(0, 0) = 0 [pid 359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 359] write(3, "1000", 4) = 4 [pid 359] close(3) = 0 [pid 359] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 359] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 359] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 359] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[360]}, 88) = 360 [pid 359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 359] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 360 attached [pid 360] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 360] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 360] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 360] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 359] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 359] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[361]}, 88) = 361 [pid 359] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 359] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 359] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 360] <... futex resumed>) = 1 [pid 360] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 360] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 360] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 361 attached [pid 361] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 361] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 361] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 359] <... futex resumed>) = 0 [pid 359] exit_group(0 [pid 360] <... futex resumed>) = ? [pid 359] <... exit_group resumed>) = ? [pid 360] +++ exited with 0 +++ [pid 361] <... futex resumed>) = ? [pid 361] +++ exited with 0 +++ [pid 359] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=359, 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 362 attached , child_tidptr=0x5555564ea690) = 362 [pid 362] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 362] setpgid(0, 0) = 0 [pid 362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 362] write(3, "1000", 4) = 4 [pid 362] close(3) = 0 [pid 362] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 362] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 362] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 362] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[363]}, 88) = 363 ./strace-static-x86_64: Process 363 attached [pid 363] set_robust_list(0x7f0cf50659a0, 24 [pid 362] rt_sigprocmask(SIG_SETMASK, [], [pid 363] <... set_robust_list resumed>) = 0 [pid 363] rt_sigprocmask(SIG_SETMASK, [], [pid 362] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 362] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 362] <... futex resumed>) = 0 [pid 363] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 362] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 363] <... socketpair resumed>[3, 4]) = 0 [pid 363] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 363] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 362] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 363] <... futex resumed>) = 0 [pid 363] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 362] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 363] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... futex resumed>) = 0 [pid 363] <... futex resumed>) = 0 [pid 363] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 362] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 362] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 362] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 362] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[364]}, 88) = 364 [pid 362] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 362] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 362] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 364 attached [pid 364] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 364] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 364] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 362] <... futex resumed>) = 0 [pid 362] exit_group(0 [pid 363] <... futex resumed>) = ? [pid 362] <... exit_group resumed>) = ? [pid 363] +++ exited with 0 +++ [pid 364] <... futex resumed>) = ? [pid 364] +++ exited with 0 +++ [pid 362] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=362, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 365 ./strace-static-x86_64: Process 365 attached [pid 365] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 365] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 365] setpgid(0, 0) = 0 [pid 365] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 365] write(3, "1000", 4) = 4 [pid 365] close(3) = 0 [pid 365] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 365] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 365] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 365] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[366]}, 88) = 366 ./strace-static-x86_64: Process 366 attached [pid 365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 365] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 366] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 366] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 366] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 366] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 365] <... futex resumed>) = 0 [pid 365] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 365] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 365] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 365] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 366] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 365] <... clone3 resumed> => {parent_tid=[367]}, 88) = 367 [pid 365] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 365] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 365] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 367 attached [pid 367] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 367] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 366] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 367] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 366] <... futex resumed>) = 0 [pid 367] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 366] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 367] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 365] <... futex resumed>) = 0 [pid 367] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 365] exit_group(0) = ? [pid 367] <... futex resumed>) = ? [pid 367] +++ exited with 0 +++ [pid 366] <... futex resumed>) = ? [pid 366] +++ exited with 0 +++ [pid 365] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=365, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 368 attached , child_tidptr=0x5555564ea690) = 368 [pid 368] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 368] setpgid(0, 0) = 0 [pid 368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 368] write(3, "1000", 4) = 4 [pid 368] close(3) = 0 [pid 368] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 368] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 368] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 368] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 368] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 369 attached => {parent_tid=[369]}, 88) = 369 [pid 369] set_robust_list(0x7f0cf50659a0, 24 [pid 368] rt_sigprocmask(SIG_SETMASK, [], [pid 369] <... set_robust_list resumed>) = 0 [pid 369] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 369] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 368] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 368] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 369] <... futex resumed>) = 0 [pid 369] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 369] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... futex resumed>) = 0 [pid 368] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 368] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 368] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 368] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 369] <... futex resumed>) = 1 ./strace-static-x86_64: Process 370 attached [pid 369] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 369] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 369] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 368] <... clone3 resumed> => {parent_tid=[370]}, 88) = 370 [pid 368] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 368] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 368] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 370] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 370] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 370] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 368] <... futex resumed>) = 0 [pid 368] exit_group(0 [pid 369] <... futex resumed>) = ? [pid 368] <... exit_group resumed>) = ? [pid 369] +++ exited with 0 +++ [pid 370] <... futex resumed>) = ? [pid 370] +++ exited with 0 +++ [pid 368] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=368, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 371 ./strace-static-x86_64: Process 371 attached [pid 371] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 371] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 371] setpgid(0, 0) = 0 [pid 371] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 371] write(3, "1000", 4) = 4 [pid 371] close(3) = 0 [pid 371] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 371] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 371] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 371] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 371] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[372]}, 88) = 372 [pid 371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 371] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 371] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 372 attached [pid 372] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 372] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 372] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 372] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = 0 [pid 371] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 371] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 371] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 371] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 371] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 371] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 373 attached [pid 372] <... futex resumed>) = 1 [pid 371] <... clone3 resumed> => {parent_tid=[373]}, 88) = 373 [pid 371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 371] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 371] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 373] set_robust_list(0x7f0cf50449a0, 24 [pid 372] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 373] <... set_robust_list resumed>) = 0 [pid 373] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 372] <... setsockopt resumed>) = 0 [pid 373] <... sendmsg resumed>) = 0 [pid 372] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 372] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 373] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 371] <... futex resumed>) = 0 [pid 371] exit_group(0) = ? [pid 372] <... futex resumed>) = ? [pid 372] +++ exited with 0 +++ [pid 373] <... futex resumed>) = ? [pid 373] +++ exited with 0 +++ [pid 371] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=371, 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 374 attached , child_tidptr=0x5555564ea690) = 374 [pid 374] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 374] setpgid(0, 0) = 0 [pid 374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 374] write(3, "1000", 4) = 4 [pid 374] close(3) = 0 [pid 374] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 374] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 374] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 374] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 374] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[375]}, 88) = 375 [pid 374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 374] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 374] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 375 attached [pid 375] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 375] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 375] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 375] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] <... futex resumed>) = 0 [pid 374] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 374] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 374] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 374] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 374] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 374] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 375] <... futex resumed>) = 1 ./strace-static-x86_64: Process 376 attached [pid 374] <... clone3 resumed> => {parent_tid=[376]}, 88) = 376 [pid 374] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 374] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 374] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 375] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 375] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 375] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 376] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 376] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 376] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 374] <... futex resumed>) = 0 [pid 374] exit_group(0 [pid 375] <... futex resumed>) = ? [pid 374] <... exit_group resumed>) = ? [pid 375] +++ exited with 0 +++ [pid 376] <... futex resumed>) = ? [pid 376] +++ exited with 0 +++ [pid 374] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=374, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 377 ./strace-static-x86_64: Process 377 attached [pid 377] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 377] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 377] setpgid(0, 0) = 0 [pid 377] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 377] write(3, "1000", 4) = 4 [pid 377] close(3) = 0 [pid 377] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 377] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 377] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 377] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[378]}, 88) = 378 ./strace-static-x86_64: Process 378 attached [pid 377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 377] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 378] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 378] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 378] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 378] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 378] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 377] <... futex resumed>) = 0 [pid 377] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 377] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 377] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE [pid 378] <... futex resumed>) = 0 [pid 377] <... mprotect resumed>) = 0 [pid 378] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 378] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 377] rt_sigprocmask(SIG_BLOCK, ~[], [pid 378] <... futex resumed>) = 0 [pid 377] <... rt_sigprocmask resumed>[], 8) = 0 [pid 378] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 377] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 379 attached => {parent_tid=[379]}, 88) = 379 [pid 377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 377] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 377] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 379] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 379] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 379] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 377] <... futex resumed>) = 0 [pid 377] exit_group(0) = ? [pid 378] <... futex resumed>) = ? [pid 378] +++ exited with 0 +++ [pid 379] +++ exited with 0 +++ [pid 377] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=377, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 380 attached , child_tidptr=0x5555564ea690) = 380 [pid 380] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 380] setpgid(0, 0) = 0 [pid 380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 380] write(3, "1000", 4) = 4 [pid 380] close(3) = 0 [pid 380] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 380] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 380] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 380] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[381]}, 88) = 381 ./strace-static-x86_64: Process 381 attached [pid 380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 380] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 381] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 381] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 381] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 381] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 380] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 380] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 380] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 381] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 380] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 382 attached [pid 381] <... setsockopt resumed>) = 0 [pid 381] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 381] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] <... clone3 resumed> => {parent_tid=[382]}, 88) = 382 [pid 380] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 380] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 380] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 382] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 382] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 382] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 380] <... futex resumed>) = 0 [pid 382] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 380] exit_group(0 [pid 382] <... futex resumed>) = ? [pid 381] <... futex resumed>) = ? [pid 380] <... exit_group resumed>) = ? [pid 382] +++ exited with 0 +++ [pid 381] +++ exited with 0 +++ [pid 380] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=380, 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=0x5555564ea690) = 383 ./strace-static-x86_64: Process 383 attached [pid 383] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 383] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 383] setpgid(0, 0) = 0 [pid 383] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 383] write(3, "1000", 4) = 4 [pid 383] close(3) = 0 [pid 383] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 383] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 383] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[384]}, 88) = 384 [pid 383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 383] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 384 attached [pid 384] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 384] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 384] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 384] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... futex resumed>) = 0 [pid 383] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 383] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 383] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 383] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[385]}, 88) = 385 [pid 383] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 383] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 383] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 384] <... futex resumed>) = 1 [pid 384] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 384] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 384] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 385 attached [pid 385] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 385] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 385] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 383] <... futex resumed>) = 0 [pid 383] exit_group(0 [pid 384] <... futex resumed>) = ? [pid 383] <... exit_group resumed>) = ? [pid 384] +++ exited with 0 +++ [pid 385] <... futex resumed>) = ? [pid 385] +++ exited with 0 +++ [pid 383] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=383, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 386 ./strace-static-x86_64: Process 386 attached [pid 386] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 386] setpgid(0, 0) = 0 [pid 386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 386] write(3, "1000", 4) = 4 [pid 386] close(3) = 0 [pid 386] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 386] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 386] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 387 attached => {parent_tid=[387]}, 88) = 387 [pid 387] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 387] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 387] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 386] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 387] <... futex resumed>) = 0 [pid 387] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 386] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 387] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 386] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 386] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 386] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 386] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[388]}, 88) = 388 [pid 386] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 386] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 386] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 388 attached [pid 388] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 388] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 387] <... futex resumed>) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 387] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 388] <... sendmsg resumed>) = 0 [pid 387] <... setsockopt resumed>) = 0 [pid 387] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 387] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 388] <... sendmsg resumed>) = 0 [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 388] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 386] <... futex resumed>) = 0 [pid 388] <... futex resumed>) = 1 [pid 386] exit_group(0) = ? [pid 387] <... futex resumed>) = ? [pid 387] +++ exited with 0 +++ [pid 388] +++ exited with 0 +++ [pid 386] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=386, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 389 attached , child_tidptr=0x5555564ea690) = 389 [pid 389] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 389] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 389] setpgid(0, 0) = 0 [pid 389] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 389] write(3, "1000", 4) = 4 [pid 389] close(3) = 0 [pid 389] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 389] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 389] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 389] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 390 attached => {parent_tid=[390]}, 88) = 390 [pid 389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 389] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 390] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 390] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 390] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 390] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 389] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 390] <... futex resumed>) = 1 [pid 389] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE [pid 390] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 389] <... mprotect resumed>) = 0 [pid 389] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 389] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[391]}, 88) = 391 [pid 389] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 389] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 389] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 391 attached [pid 391] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 391] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 390] <... setsockopt resumed>) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 391] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 389] <... futex resumed>) = 0 [pid 391] <... futex resumed>) = 1 [pid 390] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 391] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 390] <... futex resumed>) = 0 [pid 390] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 389] exit_group(0 [pid 390] <... futex resumed>) = ? [pid 389] <... exit_group resumed>) = ? [pid 390] +++ exited with 0 +++ [pid 391] <... futex resumed>) = ? [pid 391] +++ exited with 0 +++ [pid 389] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=389, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 392 ./strace-static-x86_64: Process 392 attached [pid 392] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 392] setpgid(0, 0) = 0 [pid 392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 392] write(3, "1000", 4) = 4 [pid 392] close(3) = 0 [pid 392] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 392] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 392] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[393]}, 88) = 393 ./strace-static-x86_64: Process 393 attached [pid 392] rt_sigprocmask(SIG_SETMASK, [], [pid 393] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 393] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 393] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 392] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 393] <... futex resumed>) = 0 [pid 393] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 392] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 393] <... socketpair resumed>[3, 4]) = 0 [pid 393] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 393] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 392] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 392] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 393] <... futex resumed>) = 0 [pid 393] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 392] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 393] <... setsockopt resumed>) = 0 [pid 392] <... futex resumed>) = 0 [pid 393] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 392] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 392] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 392] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 392] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 393] <... futex resumed>) = 0 [pid 393] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 394 attached [pid 392] <... clone3 resumed> => {parent_tid=[394]}, 88) = 394 [pid 392] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 392] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 392] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 394] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 394] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 394] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 392] <... futex resumed>) = 0 [pid 392] exit_group(0) = ? [pid 393] <... futex resumed>) = ? [pid 393] +++ exited with 0 +++ [pid 394] +++ exited with 0 +++ [pid 392] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=392, 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=0x5555564ea690) = 395 ./strace-static-x86_64: Process 395 attached [pid 395] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 395] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 395] setpgid(0, 0) = 0 [pid 395] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 395] write(3, "1000", 4) = 4 [pid 395] close(3) = 0 [pid 395] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 395] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 395] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[396]}, 88) = 396 [pid 395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 395] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 396 attached [pid 396] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 396] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 396] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 396] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 395] <... futex resumed>) = 0 [pid 395] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 395] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 395] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 395] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[397]}, 88) = 397 [pid 395] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 395] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 395] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 397 attached [pid 397] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 397] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 397] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 395] <... futex resumed>) = 0 [pid 397] <... futex resumed>) = 1 [pid 397] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 396] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 396] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 396] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 395] exit_group(0) = ? [pid 397] <... futex resumed>) = ? [pid 397] +++ exited with 0 +++ [pid 396] <... futex resumed>) = ? [pid 396] +++ exited with 0 +++ [pid 395] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=395, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 398 ./strace-static-x86_64: Process 398 attached [pid 398] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 398] setpgid(0, 0) = 0 [pid 398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 398] write(3, "1000", 4) = 4 [pid 398] close(3) = 0 [pid 398] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 398] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 398] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 399 attached => {parent_tid=[399]}, 88) = 399 [pid 398] rt_sigprocmask(SIG_SETMASK, [], [pid 399] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 399] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 399] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 398] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 399] <... futex resumed>) = 0 [pid 399] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 398] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 399] <... socketpair resumed>[3, 4]) = 0 [pid 399] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 399] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 398] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 399] <... futex resumed>) = 0 [pid 399] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 398] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 399] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 398] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 399] <... futex resumed>) = 0 [pid 398] <... mmap resumed>) = 0x7f0cf5024000 [pid 399] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 398] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 398] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 398] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[400]}, 88) = 400 ./strace-static-x86_64: Process 400 attached [pid 398] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 398] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 398] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 400] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 400] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 400] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 398] <... futex resumed>) = 0 [pid 398] exit_group(0 [pid 400] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 399] <... futex resumed>) = ? [pid 399] +++ exited with 0 +++ [pid 398] <... exit_group resumed>) = ? [pid 400] <... futex resumed>) = ? [pid 400] +++ exited with 0 +++ [pid 398] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=398, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 401 ./strace-static-x86_64: Process 401 attached [pid 401] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 401] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 401] setpgid(0, 0) = 0 [pid 401] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 401] write(3, "1000", 4) = 4 [pid 401] close(3) = 0 [pid 401] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 401] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 401] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 402 attached [pid 402] set_robust_list(0x7f0cf50659a0, 24 [pid 401] <... clone3 resumed> => {parent_tid=[402]}, 88) = 402 [pid 402] <... set_robust_list resumed>) = 0 [pid 402] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 402] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 401] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 401] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 402] <... futex resumed>) = 0 [pid 402] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 402] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 401] <... futex resumed>) = 0 [pid 401] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 401] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 401] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 401] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[403]}, 88) = 403 [pid 401] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 401] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 401] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 403 attached [pid 403] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 403] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 402] <... futex resumed>) = 1 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 402] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 403] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 401] <... futex resumed>) = 0 [pid 403] <... futex resumed>) = 1 [pid 403] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 402] <... setsockopt resumed>) = 0 [pid 402] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 402] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 401] exit_group(0) = ? [pid 402] <... futex resumed>) = ? [pid 403] <... futex resumed>) = ? [pid 402] +++ exited with 0 +++ [pid 403] +++ exited with 0 +++ [pid 401] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=401, 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=0x5555564ea690) = 404 ./strace-static-x86_64: Process 404 attached [pid 404] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 404] setpgid(0, 0) = 0 [pid 404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 404] write(3, "1000", 4) = 4 [pid 404] close(3) = 0 [pid 404] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 404] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 404] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[405]}, 88) = 405 [pid 404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 404] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 405 attached [pid 405] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 405] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 405] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 405] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] <... futex resumed>) = 0 [pid 404] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 404] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 404] rt_sigprocmask(SIG_BLOCK, ~[], [pid 405] <... futex resumed>) = 1 [pid 404] <... rt_sigprocmask resumed>[], 8) = 0 [pid 404] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 405] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4./strace-static-x86_64: Process 406 attached ) = 0 [pid 404] <... clone3 resumed> => {parent_tid=[406]}, 88) = 406 [pid 405] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 404] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 404] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 406] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 406] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 405] <... futex resumed>) = 0 [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 405] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 406] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 406] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 404] <... futex resumed>) = 0 [pid 404] exit_group(0) = ? [pid 405] <... futex resumed>) = ? [pid 406] <... futex resumed>) = ? [pid 405] +++ exited with 0 +++ [pid 406] +++ exited with 0 +++ [pid 404] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=404, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 407 attached , child_tidptr=0x5555564ea690) = 407 [pid 407] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 407] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 407] setpgid(0, 0) = 0 [pid 407] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 407] write(3, "1000", 4) = 4 [pid 407] close(3) = 0 [pid 407] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 407] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 407] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[408]}, 88) = 408 [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 407] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 408 attached [pid 408] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 408] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 408] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 408] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 407] <... futex resumed>) = 0 [pid 407] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 407] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE [pid 408] <... futex resumed>) = 1 [pid 407] <... mprotect resumed>) = 0 [pid 407] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 407] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 408] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 407] <... clone3 resumed> => {parent_tid=[409]}, 88) = 409 ./strace-static-x86_64: Process 409 attached [pid 407] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 407] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 407] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 408] <... setsockopt resumed>) = 0 [pid 408] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 408] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 409] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 409] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 409] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 407] <... futex resumed>) = 0 [pid 407] exit_group(0 [pid 408] <... futex resumed>) = ? [pid 407] <... exit_group resumed>) = ? [pid 408] +++ exited with 0 +++ [pid 409] +++ exited with 0 +++ [pid 407] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=407, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 410 ./strace-static-x86_64: Process 410 attached [pid 410] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 410] setpgid(0, 0) = 0 [pid 410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 410] write(3, "1000", 4) = 4 [pid 410] close(3) = 0 [pid 410] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 410] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 410] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 410] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 410] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 410] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 410] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 411 attached => {parent_tid=[411]}, 88) = 411 [pid 411] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 411] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 411] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 410] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 410] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... futex resumed>) = 0 [pid 411] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 411] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] <... futex resumed>) = 0 [pid 410] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 411] <... futex resumed>) = 0 [pid 411] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 411] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 411] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 410] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 410] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 411] <... futex resumed>) = 0 [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 411] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 410] <... futex resumed>) = 0 [pid 410] exit_group(0) = ? [pid 411] <... futex resumed>) = ? [pid 411] +++ exited with 0 +++ [pid 410] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=410, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 412 ./strace-static-x86_64: Process 412 attached [pid 412] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 412] setpgid(0, 0) = 0 [pid 412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 412] write(3, "1000", 4) = 4 [pid 412] close(3) = 0 [pid 412] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 412] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 412] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 412] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[413]}, 88) = 413 ./strace-static-x86_64: Process 413 attached [pid 412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 412] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 413] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 413] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 413] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 413] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 412] <... futex resumed>) = 0 [pid 412] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 412] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 412] rt_sigprocmask(SIG_BLOCK, ~[], [pid 413] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 412] <... rt_sigprocmask resumed>[], 8) = 0 [pid 412] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 413] <... setsockopt resumed>) = 0 [pid 412] <... clone3 resumed> => {parent_tid=[414]}, 88) = 414 ./strace-static-x86_64: Process 414 attached [pid 413] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 414] set_robust_list(0x7f0cf50449a0, 24 [pid 412] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 412] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 412] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 413] <... futex resumed>) = 0 [pid 413] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 414] <... set_robust_list resumed>) = 0 [pid 414] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 414] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 412] <... futex resumed>) = 0 [pid 412] exit_group(0 [pid 413] <... futex resumed>) = ? [pid 413] +++ exited with 0 +++ [pid 412] <... exit_group resumed>) = ? [pid 414] +++ exited with 0 +++ [pid 412] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=412, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 415 ./strace-static-x86_64: Process 415 attached [pid 415] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 415] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 415] setpgid(0, 0) = 0 [pid 415] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 415] write(3, "1000", 4) = 4 [pid 415] close(3) = 0 [pid 415] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 415] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 415] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 415] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[416]}, 88) = 416 ./strace-static-x86_64: Process 416 attached [pid 415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 415] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 416] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 416] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 416] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 416] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 415] <... futex resumed>) = 0 [pid 415] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 415] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 415] rt_sigprocmask(SIG_BLOCK, ~[], [pid 416] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 415] <... rt_sigprocmask resumed>[], 8) = 0 [pid 416] <... setsockopt resumed>) = 0 [pid 416] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 416] <... futex resumed>) = 0 [pid 416] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 415] <... clone3 resumed> => {parent_tid=[417]}, 88) = 417 [pid 415] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 415] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 415] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 417 attached [pid 417] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 417] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 417] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 415] <... futex resumed>) = 0 [pid 415] exit_group(0 [pid 416] <... futex resumed>) = ? [pid 415] <... exit_group resumed>) = ? [pid 416] +++ exited with 0 +++ [pid 417] <... futex resumed>) = ? [pid 417] +++ exited with 0 +++ [pid 415] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=415, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 418 attached , child_tidptr=0x5555564ea690) = 418 [pid 418] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 418] setpgid(0, 0) = 0 [pid 418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 418] write(3, "1000", 4) = 4 [pid 418] close(3) = 0 [pid 418] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 418] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 418] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 418] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 418] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 419 attached => {parent_tid=[419]}, 88) = 419 [pid 419] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 419] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 419] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 418] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 419] <... futex resumed>) = 0 [pid 419] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 418] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 419] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 419] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 418] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 419] <... futex resumed>) = 0 [pid 419] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 418] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 419] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 418] <... futex resumed>) = 0 [pid 419] <... futex resumed>) = 0 [pid 418] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 419] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] <... mmap resumed>) = 0x7f0cf5024000 [pid 418] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 418] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 418] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[420]}, 88) = 420 ./strace-static-x86_64: Process 420 attached [pid 420] set_robust_list(0x7f0cf50449a0, 24 [pid 418] rt_sigprocmask(SIG_SETMASK, [], [pid 420] <... set_robust_list resumed>) = 0 [pid 420] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 420] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 418] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 420] <... futex resumed>) = 0 [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 418] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 420] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 418] <... futex resumed>) = 0 [pid 418] exit_group(0 [pid 419] <... futex resumed>) = ? [pid 418] <... exit_group resumed>) = ? [pid 419] +++ exited with 0 +++ [pid 420] +++ exited with 0 +++ [pid 418] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=418, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 421 attached , child_tidptr=0x5555564ea690) = 421 [pid 421] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 421] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 421] setpgid(0, 0) = 0 [pid 421] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 421] write(3, "1000", 4) = 4 [pid 421] close(3) = 0 [pid 421] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 421] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 421] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 421] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 422 attached => {parent_tid=[422]}, 88) = 422 [pid 421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 421] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 422] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 422] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 422] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 422] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 421] <... futex resumed>) = 0 [pid 422] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 421] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... setsockopt resumed>) = 0 [pid 421] <... futex resumed>) = 0 [pid 422] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 422] <... futex resumed>) = 0 [pid 421] <... futex resumed>) = 0 [pid 422] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 421] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 421] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 421] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 421] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[423]}, 88) = 423 [pid 421] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 421] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 421] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 423 attached [pid 423] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 423] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 423] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 421] <... futex resumed>) = 0 [pid 421] exit_group(0 [pid 422] <... futex resumed>) = ? [pid 421] <... exit_group resumed>) = ? [pid 422] +++ exited with 0 +++ [pid 423] <... futex resumed>) = ? [pid 423] +++ exited with 0 +++ [pid 421] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=421, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 424 ./strace-static-x86_64: Process 424 attached [pid 424] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 424] setpgid(0, 0) = 0 [pid 424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 424] write(3, "1000", 4) = 4 [pid 424] close(3) = 0 [pid 424] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 424] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 424] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 424] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 425 attached => {parent_tid=[425]}, 88) = 425 [pid 424] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 424] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] set_robust_list(0x7f0cf50659a0, 24 [pid 424] <... futex resumed>) = 0 [pid 425] <... set_robust_list resumed>) = 0 [pid 425] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 425] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 425] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 425] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 424] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 424] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 425] <... futex resumed>) = 0 [pid 425] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 425] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 424] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 424] <... futex resumed>) = 0 [pid 424] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 425] <... sendmsg resumed>) = 0 [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 425] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 424] <... futex resumed>) = 0 [pid 424] exit_group(0 [pid 425] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 424] <... exit_group resumed>) = ? [pid 425] +++ exited with 0 +++ [pid 424] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=424, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 426 attached , child_tidptr=0x5555564ea690) = 426 [pid 426] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 426] setpgid(0, 0) = 0 [pid 426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 426] write(3, "1000", 4) = 4 [pid 426] close(3) = 0 [pid 426] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 426] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 426] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 426] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 426] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 426] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 427 attached => {parent_tid=[427]}, 88) = 427 [pid 426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 426] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 426] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 427] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 427] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 427] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 427] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 426] <... futex resumed>) = 0 [pid 426] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 426] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 426] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 426] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 426] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 426] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 427] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 426] <... clone3 resumed> => {parent_tid=[428]}, 88) = 428 [pid 426] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 426] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 426] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 428 attached [pid 428] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 428] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 427] <... setsockopt resumed>) = 0 [pid 428] <... sendmsg resumed>) = 0 [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 427] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 428] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 427] <... futex resumed>) = 0 [pid 427] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 428] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 426] <... futex resumed>) = 0 [pid 426] exit_group(0 [pid 428] <... futex resumed>) = 1 [pid 426] <... exit_group resumed>) = ? [pid 427] <... futex resumed>) = ? [pid 427] +++ exited with 0 +++ [pid 428] +++ exited with 0 +++ [pid 426] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=426, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 429 attached , child_tidptr=0x5555564ea690) = 429 [pid 429] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 429] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 429] setpgid(0, 0) = 0 [pid 429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 429] write(3, "1000", 4) = 4 [pid 429] close(3) = 0 [pid 429] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 429] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 429] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 429] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 429] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 429] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[430]}, 88) = 430 [pid 429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 429] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 429] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 430 attached [pid 430] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 430] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 430] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 430] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 429] <... futex resumed>) = 0 [pid 429] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 429] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 429] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 429] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 429] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 430] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 429] <... clone3 resumed> => {parent_tid=[431]}, 88) = 431 [pid 429] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 429] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 429] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 431 attached [pid 431] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 431] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 430] <... setsockopt resumed>) = 0 [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 430] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 430] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 431] <... sendmsg resumed>) = 0 [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 431] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 429] <... futex resumed>) = 0 [pid 429] exit_group(0) = ? [pid 430] <... futex resumed>) = ? [pid 430] +++ exited with 0 +++ [pid 431] <... futex resumed>) = ? [pid 431] +++ exited with 0 +++ [pid 429] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=429, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 432 attached , child_tidptr=0x5555564ea690) = 432 [pid 432] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 432] setpgid(0, 0) = 0 [pid 432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 432] write(3, "1000", 4) = 4 [pid 432] close(3) = 0 [pid 432] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 432] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 432] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 433 attached => {parent_tid=[433]}, 88) = 433 [pid 432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 432] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 433] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 433] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 433] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 433] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 432] <... futex resumed>) = 0 [pid 432] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 432] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 432] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[434]}, 88) = 434 [pid 432] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 432] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 432] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 433] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4./strace-static-x86_64: Process 434 attached [pid 434] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 434] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 434] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 432] <... futex resumed>) = 0 [pid 434] <... futex resumed>) = 1 [pid 434] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 433] <... setsockopt resumed>) = 0 [pid 433] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 433] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 432] exit_group(0) = ? [pid 434] <... futex resumed>) = ? [pid 433] <... futex resumed>) = ? [pid 434] +++ exited with 0 +++ [pid 433] +++ exited with 0 +++ [pid 432] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=432, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 435 attached , child_tidptr=0x5555564ea690) = 435 [pid 435] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 435] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 435] setpgid(0, 0) = 0 [pid 435] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 435] write(3, "1000", 4) = 4 [pid 435] close(3) = 0 [pid 435] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 435] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 435] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 435] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 435] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[436]}, 88) = 436 ./strace-static-x86_64: Process 436 attached [pid 435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 435] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 435] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 436] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 436] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 436] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 436] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] <... futex resumed>) = 0 [pid 435] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 436] <... futex resumed>) = 0 [pid 436] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 435] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 436] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 435] <... futex resumed>) = 0 [pid 436] <... futex resumed>) = 0 [pid 435] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 436] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 435] <... mmap resumed>) = 0x7f0cf5024000 [pid 435] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 435] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 435] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[437]}, 88) = 437 [pid 435] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 435] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 435] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 437 attached [pid 437] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 437] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 437] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 435] <... futex resumed>) = 0 [pid 435] exit_group(0 [pid 436] <... futex resumed>) = ? [pid 435] <... exit_group resumed>) = ? [pid 437] +++ exited with 0 +++ [pid 436] +++ exited with 0 +++ [pid 435] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=435, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 438 ./strace-static-x86_64: Process 438 attached [pid 438] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 438] setpgid(0, 0) = 0 [pid 438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 438] write(3, "1000", 4) = 4 [pid 438] close(3) = 0 [pid 438] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 438] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 438] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 438] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[439]}, 88) = 439 [pid 438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 438] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 439 attached [pid 439] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 439] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 439] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 439] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 438] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 438] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 438] rt_sigprocmask(SIG_BLOCK, ~[], [pid 439] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 438] <... rt_sigprocmask resumed>[], 8) = 0 [pid 439] <... setsockopt resumed>) = 0 [pid 438] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 439] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 439] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 440 attached [pid 438] <... clone3 resumed> => {parent_tid=[440]}, 88) = 440 [pid 438] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 438] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 438] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 440] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 440] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 440] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 438] <... futex resumed>) = 0 [pid 440] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 438] exit_group(0 [pid 440] <... futex resumed>) = ? [pid 439] <... futex resumed>) = ? [pid 438] <... exit_group resumed>) = ? [pid 440] +++ exited with 0 +++ [pid 439] +++ exited with 0 +++ [pid 438] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=438, 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 441 attached , child_tidptr=0x5555564ea690) = 441 [pid 441] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 441] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 441] setpgid(0, 0) = 0 [pid 441] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 441] write(3, "1000", 4) = 4 [pid 441] close(3) = 0 [pid 441] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 441] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 441] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 441] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 441] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 441] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[442]}, 88) = 442 [pid 441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 441] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 441] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 442 attached [pid 442] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 442] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 442] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 442] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 441] <... futex resumed>) = 0 [pid 441] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 441] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 441] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 441] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 441] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 441] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[443]}, 88) = 443 [pid 442] <... futex resumed>) = 1 [pid 441] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 441] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 441] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 443 attached [pid 443] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 443] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 442] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 442] <... setsockopt resumed>) = 0 [pid 442] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 442] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 443] <... sendmsg resumed>) = 0 [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 443] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 441] <... futex resumed>) = 0 [pid 441] exit_group(0) = ? [pid 442] <... futex resumed>) = ? [pid 442] +++ exited with 0 +++ [pid 443] <... futex resumed>) = ? [pid 443] +++ exited with 0 +++ [pid 441] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=441, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 444 ./strace-static-x86_64: Process 444 attached [pid 444] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 444] setpgid(0, 0) = 0 [pid 444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 444] write(3, "1000", 4) = 4 [pid 444] close(3) = 0 [pid 444] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 444] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 444] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 444] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[445]}, 88) = 445 ./strace-static-x86_64: Process 445 attached [pid 444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 444] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 445] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 445] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 445] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 445] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 444] <... futex resumed>) = 0 [pid 444] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 444] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 444] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 444] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 445] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 444] <... clone3 resumed> => {parent_tid=[446]}, 88) = 446 [pid 444] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 444] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 444] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 446 attached [pid 446] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 446] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 445] <... setsockopt resumed>) = 0 [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 445] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 446] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 445] <... futex resumed>) = 0 [pid 445] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 446] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 444] <... futex resumed>) = 0 [pid 444] exit_group(0) = ? [pid 445] <... futex resumed>) = ? [pid 445] +++ exited with 0 +++ [pid 446] <... futex resumed>) = ? [pid 446] +++ exited with 0 +++ [pid 444] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=444, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 447 ./strace-static-x86_64: Process 447 attached [pid 447] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 447] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 447] setpgid(0, 0) = 0 [pid 447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 447] write(3, "1000", 4) = 4 [pid 447] close(3) = 0 [pid 447] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 447] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 447] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 447] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 447] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[448]}, 88) = 448 ./strace-static-x86_64: Process 448 attached [pid 447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 447] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 447] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 448] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 448] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 448] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 448] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 447] <... futex resumed>) = 0 [pid 447] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 447] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 447] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 447] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 448] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 448] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 448] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 447] <... clone3 resumed> => {parent_tid=[449]}, 88) = 449 [pid 447] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 447] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 447] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 449 attached [pid 449] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 449] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 449] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 447] <... futex resumed>) = 0 [pid 447] exit_group(0 [pid 448] <... futex resumed>) = ? [pid 447] <... exit_group resumed>) = ? [pid 449] <... futex resumed>) = ? [pid 448] +++ exited with 0 +++ [pid 449] +++ exited with 0 +++ [pid 447] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=447, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 450 ./strace-static-x86_64: Process 450 attached [pid 450] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 450] setpgid(0, 0) = 0 [pid 450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 450] write(3, "1000", 4) = 4 [pid 450] close(3) = 0 [pid 450] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 450] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 450] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 450] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 450] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[451]}, 88) = 451 ./strace-static-x86_64: Process 451 attached [pid 450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 450] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 450] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 451] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 451] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 451] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 451] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 450] <... futex resumed>) = 0 [pid 450] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 450] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 450] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 450] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 450] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 450] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 451] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 450] <... clone3 resumed> => {parent_tid=[452]}, 88) = 452 [pid 450] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 450] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 450] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 452 attached [pid 452] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 452] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 451] <... setsockopt resumed>) = 0 [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 451] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 451] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 452] <... sendmsg resumed>) = 0 [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 452] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 450] <... futex resumed>) = 0 [pid 450] exit_group(0) = ? [pid 452] <... futex resumed>) = ? [pid 451] <... futex resumed>) = ? [pid 451] +++ exited with 0 +++ [pid 452] +++ exited with 0 +++ [pid 450] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=450, 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=0x5555564ea690) = 453 ./strace-static-x86_64: Process 453 attached [pid 453] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 453] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 453] setpgid(0, 0) = 0 [pid 453] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 453] write(3, "1000", 4) = 4 [pid 453] close(3) = 0 [pid 453] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 453] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 453] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 453] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 453] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 453] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[454]}, 88) = 454 [pid 453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 453] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 453] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 454 attached [pid 454] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 454] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 454] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 454] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 453] <... futex resumed>) = 0 [pid 453] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 453] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 453] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 453] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 453] rt_sigprocmask(SIG_BLOCK, ~[], [pid 454] <... futex resumed>) = 1 [pid 453] <... rt_sigprocmask resumed>[], 8) = 0 [pid 453] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[455]}, 88) = 455 [pid 453] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 453] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 453] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 455 attached [pid 454] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 455] set_robust_list(0x7f0cf50449a0, 24 [pid 454] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 454] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 455] <... set_robust_list resumed>) = 0 [pid 455] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 455] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 453] <... futex resumed>) = 0 [pid 453] exit_group(0 [pid 454] <... futex resumed>) = ? [pid 453] <... exit_group resumed>) = ? [pid 454] +++ exited with 0 +++ [pid 455] <... futex resumed>) = ? [pid 455] +++ exited with 0 +++ [pid 453] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=453, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 456 attached , child_tidptr=0x5555564ea690) = 456 [pid 456] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 456] setpgid(0, 0) = 0 [pid 456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 456] write(3, "1000", 4) = 4 [pid 456] close(3) = 0 [pid 456] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 456] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 456] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 456] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 456] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 456] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[457]}, 88) = 457 [pid 456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 456] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 456] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 457 attached [pid 457] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 457] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 457] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 457] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 456] <... futex resumed>) = 0 [pid 456] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 456] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 456] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 456] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 456] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 457] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 456] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 457] <... setsockopt resumed>) = 0 ./strace-static-x86_64: Process 458 attached [pid 456] <... clone3 resumed> => {parent_tid=[458]}, 88) = 458 [pid 456] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 456] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 456] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 457] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 457] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 458] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 458] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 458] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 456] <... futex resumed>) = 0 [pid 456] exit_group(0 [pid 457] <... futex resumed>) = ? [pid 456] <... exit_group resumed>) = ? [pid 457] +++ exited with 0 +++ [pid 458] +++ exited with 0 +++ [pid 456] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=456, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 459 attached , child_tidptr=0x5555564ea690) = 459 [pid 459] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 459] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 459] setpgid(0, 0) = 0 [pid 459] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 459] write(3, "1000", 4) = 4 [pid 459] close(3) = 0 [pid 459] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 459] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 459] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 459] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 459] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[460]}, 88) = 460 ./strace-static-x86_64: Process 460 attached [pid 459] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 459] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 459] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 460] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 460] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 460] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 460] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 459] <... futex resumed>) = 0 [pid 460] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 459] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... setsockopt resumed>) = 0 [pid 459] <... futex resumed>) = 0 [pid 460] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 459] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 460] <... futex resumed>) = 0 [pid 459] <... futex resumed>) = 0 [pid 460] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 459] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 459] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 459] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 461 attached => {parent_tid=[461]}, 88) = 461 [pid 461] set_robust_list(0x7f0cf50449a0, 24 [pid 459] rt_sigprocmask(SIG_SETMASK, [], [pid 461] <... set_robust_list resumed>) = 0 [pid 459] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 461] rt_sigprocmask(SIG_SETMASK, [], [pid 459] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000 [pid 461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 459] <... futex resumed>) = 0 [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 459] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 461] <... sendmsg resumed>) = 0 [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 461] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 459] <... futex resumed>) = 0 [pid 461] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 459] exit_group(0 [pid 461] <... futex resumed>) = ? [pid 460] <... futex resumed>) = ? [pid 459] <... exit_group resumed>) = ? [pid 460] +++ exited with 0 +++ [pid 461] +++ exited with 0 +++ [pid 459] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=459, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 462 ./strace-static-x86_64: Process 462 attached [pid 462] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 462] setpgid(0, 0) = 0 [pid 462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 462] write(3, "1000", 4) = 4 [pid 462] close(3) = 0 [pid 462] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 462] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 462] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 462] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 462] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[463]}, 88) = 463 [pid 462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 462] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 462] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 463 attached [pid 463] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 463] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 463] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 463] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 462] <... futex resumed>) = 0 [pid 462] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 462] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 462] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 462] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 462] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 462] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 463] <... futex resumed>) = 1 ./strace-static-x86_64: Process 464 attached [pid 463] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 462] <... clone3 resumed> => {parent_tid=[464]}, 88) = 464 [pid 463] <... setsockopt resumed>) = 0 [pid 462] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 462] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 462] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 464] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 464] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 463] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 464] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 463] <... futex resumed>) = 0 [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 463] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 464] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 464] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 462] <... futex resumed>) = 0 [pid 462] exit_group(0 [pid 463] <... futex resumed>) = ? [pid 462] <... exit_group resumed>) = ? [pid 463] +++ exited with 0 +++ [pid 464] <... futex resumed>) = ? [pid 464] +++ exited with 0 +++ [pid 462] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=462, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 465 ./strace-static-x86_64: Process 465 attached [pid 465] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 465] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 465] setpgid(0, 0) = 0 [pid 465] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 465] write(3, "1000", 4) = 4 [pid 465] close(3) = 0 [pid 465] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 465] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 465] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 465] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[466]}, 88) = 466 ./strace-static-x86_64: Process 466 attached [pid 465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 465] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 466] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 466] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 466] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 466] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 465] <... futex resumed>) = 0 [pid 465] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 465] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 465] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 465] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 466] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 465] <... clone3 resumed> => {parent_tid=[467]}, 88) = 467 ./strace-static-x86_64: Process 467 attached [pid 465] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 465] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 465] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 466] <... setsockopt resumed>) = 0 [pid 466] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 466] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 467] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 467] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 467] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 465] <... futex resumed>) = 0 [pid 465] exit_group(0 [pid 466] <... futex resumed>) = ? [pid 466] +++ exited with 0 +++ [pid 465] <... exit_group resumed>) = ? [pid 467] +++ exited with 0 +++ [pid 465] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=465, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 468 ./strace-static-x86_64: Process 468 attached [pid 468] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 468] setpgid(0, 0) = 0 [pid 468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 468] write(3, "1000", 4) = 4 [pid 468] close(3) = 0 [pid 468] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 468] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 468] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 468] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 468] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[469]}, 88) = 469 [pid 468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 468] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 469 attached [pid 469] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 469] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 469] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 469] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 468] <... futex resumed>) = 0 [pid 468] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 468] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 468] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 468] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[470]}, 88) = 470 [pid 468] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 468] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 468] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 470 attached [pid 470] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 470] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 469] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 469] <... setsockopt resumed>) = 0 [pid 470] <... sendmsg resumed>) = 0 [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 469] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 470] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 469] <... futex resumed>) = 0 [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 469] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 470] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 470] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 468] <... futex resumed>) = 0 [pid 468] exit_group(0 [pid 469] <... futex resumed>) = ? [pid 468] <... exit_group resumed>) = ? [pid 469] +++ exited with 0 +++ [pid 470] <... futex resumed>) = ? [pid 470] +++ exited with 0 +++ [pid 468] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=468, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 471 ./strace-static-x86_64: Process 471 attached [pid 471] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 471] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 471] setpgid(0, 0) = 0 [pid 471] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 471] write(3, "1000", 4) = 4 [pid 471] close(3) = 0 [pid 471] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 471] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 471] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 471] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 471] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 472 attached => {parent_tid=[472]}, 88) = 472 [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 471] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 472] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 472] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 472] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 472] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 471] <... futex resumed>) = 0 [pid 471] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 471] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 472] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 471] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 471] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 472] <... setsockopt resumed>) = 0 [pid 472] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 473 attached ) = 0 [pid 472] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 471] <... clone3 resumed> => {parent_tid=[473]}, 88) = 473 [pid 471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 471] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 471] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 473] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 473] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 473] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 471] <... futex resumed>) = 0 [pid 471] exit_group(0 [pid 472] <... futex resumed>) = ? [pid 471] <... exit_group resumed>) = ? [pid 472] +++ exited with 0 +++ [pid 473] <... futex resumed>) = ? [pid 473] +++ exited with 0 +++ [pid 471] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=471, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 474 attached , child_tidptr=0x5555564ea690) = 474 [pid 474] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 474] setpgid(0, 0) = 0 [pid 474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 474] write(3, "1000", 4) = 4 [pid 474] close(3) = 0 [pid 474] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 474] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 474] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 474] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 475 attached => {parent_tid=[475]}, 88) = 475 [pid 474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 474] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 475] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 475] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 475] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 475] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 474] <... futex resumed>) = 0 [pid 474] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 474] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 474] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 476 attached [pid 475] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 475] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 475] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] <... clone3 resumed> => {parent_tid=[476]}, 88) = 476 [pid 474] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 474] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 474] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 476] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 476] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 476] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 474] <... futex resumed>) = 0 [pid 476] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 474] exit_group(0 [pid 475] <... futex resumed>) = ? [pid 474] <... exit_group resumed>) = ? [pid 476] <... futex resumed>) = ? [pid 475] +++ exited with 0 +++ [pid 476] +++ exited with 0 +++ [pid 474] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=474, 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=0x5555564ea690) = 477 ./strace-static-x86_64: Process 477 attached [pid 477] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 477] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 477] setpgid(0, 0) = 0 [pid 477] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 477] write(3, "1000", 4) = 4 [pid 477] close(3) = 0 [pid 477] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 477] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 477] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 477] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 477] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[478]}, 88) = 478 ./strace-static-x86_64: Process 478 attached [pid 477] rt_sigprocmask(SIG_SETMASK, [], [pid 478] set_robust_list(0x7f0cf50659a0, 24 [pid 477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 477] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 477] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 478] <... set_robust_list resumed>) = 0 [pid 478] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 478] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 478] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 477] <... futex resumed>) = 0 [pid 478] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 477] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... futex resumed>) = 0 [pid 477] <... futex resumed>) = 1 [pid 478] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 477] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 478] <... setsockopt resumed>) = 0 [pid 477] <... futex resumed>) = 0 [pid 478] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 477] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 478] <... futex resumed>) = 0 [pid 478] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 477] <... mmap resumed>) = 0x7f0cf5024000 [pid 477] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 477] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 477] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 479 attached => {parent_tid=[479]}, 88) = 479 [pid 479] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 479] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 479] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 477] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 477] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000 [pid 479] <... futex resumed>) = 0 [pid 477] <... futex resumed>) = 1 [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 477] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 479] <... sendmsg resumed>) = 0 [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 479] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 477] <... futex resumed>) = 0 [pid 479] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 477] exit_group(0 [pid 479] <... futex resumed>) = ? [pid 478] <... futex resumed>) = ? [pid 477] <... exit_group resumed>) = ? [pid 479] +++ exited with 0 +++ [pid 478] +++ exited with 0 +++ [pid 477] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=477, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 480 ./strace-static-x86_64: Process 480 attached [pid 480] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 480] setpgid(0, 0) = 0 [pid 480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 480] write(3, "1000", 4) = 4 [pid 480] close(3) = 0 [pid 480] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 480] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 480] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 480] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 480] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 480] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 481 attached => {parent_tid=[481]}, 88) = 481 [pid 481] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 481] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 481] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 480] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 481] <... futex resumed>) = 0 [pid 481] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 480] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 481] <... socketpair resumed>[3, 4]) = 0 [pid 481] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 481] <... futex resumed>) = 0 [pid 481] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 480] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 480] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 480] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 481] <... futex resumed>) = 0 [pid 481] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 480] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 480] rt_sigprocmask(SIG_BLOCK, ~[], [pid 481] <... setsockopt resumed>) = 0 [pid 481] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 480] <... rt_sigprocmask resumed>[], 8) = 0 [pid 480] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 481] <... futex resumed>) = 0 [pid 481] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 482 attached [pid 480] <... clone3 resumed> => {parent_tid=[482]}, 88) = 482 [pid 482] set_robust_list(0x7f0cf50449a0, 24 [pid 480] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 480] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 480] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 482] <... set_robust_list resumed>) = 0 [pid 482] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 482] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 480] <... futex resumed>) = 0 [pid 480] exit_group(0 [pid 481] <... futex resumed>) = ? [pid 480] <... exit_group resumed>) = ? [pid 481] +++ exited with 0 +++ [pid 482] +++ exited with 0 +++ [pid 480] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=480, 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 483 attached , child_tidptr=0x5555564ea690) = 483 [pid 483] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 483] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 483] setpgid(0, 0) = 0 [pid 483] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 483] write(3, "1000", 4) = 4 [pid 483] close(3) = 0 [pid 483] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 483] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 483] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 483] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 483] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 484 attached [pid 484] set_robust_list(0x7f0cf50659a0, 24 [pid 483] <... clone3 resumed> => {parent_tid=[484]}, 88) = 484 [pid 483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 483] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 483] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 484] <... set_robust_list resumed>) = 0 [pid 484] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 484] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 484] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 483] <... futex resumed>) = 0 [pid 484] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 483] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 483] <... futex resumed>) = 0 [pid 484] <... setsockopt resumed>) = 0 [pid 483] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 484] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 483] <... futex resumed>) = 0 [pid 483] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 483] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE [pid 484] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 483] <... mprotect resumed>) = 0 [pid 483] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 483] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 485 attached [pid 485] set_robust_list(0x7f0cf50449a0, 24 [pid 483] <... clone3 resumed> => {parent_tid=[485]}, 88) = 485 [pid 483] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 483] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 483] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 485] <... set_robust_list resumed>) = 0 [pid 485] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 485] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 485] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 483] <... futex resumed>) = 0 [pid 483] exit_group(0) = ? [pid 484] <... futex resumed>) = ? [pid 484] +++ exited with 0 +++ [pid 485] <... futex resumed>) = ? [pid 485] +++ exited with 0 +++ [pid 483] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=483, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 486 ./strace-static-x86_64: Process 486 attached [pid 486] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 486] setpgid(0, 0) = 0 [pid 486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 486] write(3, "1000", 4) = 4 [pid 486] close(3) = 0 [pid 486] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 486] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 486] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 486] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[487]}, 88) = 487 [pid 486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 486] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 487 attached [pid 487] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 487] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 487] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 487] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = 0 [pid 486] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 486] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 486] rt_sigprocmask(SIG_BLOCK, ~[], [pid 487] <... futex resumed>) = 1 [pid 486] <... rt_sigprocmask resumed>[], 8) = 0 [pid 486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 487] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4./strace-static-x86_64: Process 488 attached [pid 486] <... clone3 resumed> => {parent_tid=[488]}, 88) = 488 [pid 486] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 486] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 486] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 487] <... setsockopt resumed>) = 0 [pid 487] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 487] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 488] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 488] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 488] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 486] <... futex resumed>) = 0 [pid 486] exit_group(0 [pid 487] <... futex resumed>) = ? [pid 486] <... exit_group resumed>) = ? [pid 487] +++ exited with 0 +++ [pid 488] <... futex resumed>) = ? [pid 488] +++ exited with 0 +++ [pid 486] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=486, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 489 ./strace-static-x86_64: Process 489 attached [pid 489] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 489] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 489] setpgid(0, 0) = 0 [pid 489] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 489] write(3, "1000", 4) = 4 [pid 489] close(3) = 0 [pid 489] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 489] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 489] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 489] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 490 attached => {parent_tid=[490]}, 88) = 490 [pid 489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 489] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 490] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 490] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 490] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 490] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 489] <... futex resumed>) = 0 [pid 489] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 489] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 489] rt_sigprocmask(SIG_BLOCK, ~[], [pid 490] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 489] <... rt_sigprocmask resumed>[], 8) = 0 [pid 489] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[491]}, 88) = 491 [pid 490] <... setsockopt resumed>) = 0 [pid 489] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 489] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 489] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 491 attached [pid 491] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 491] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 490] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 490] <... futex resumed>) = 0 [pid 490] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 491] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 491] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 489] <... futex resumed>) = 0 [pid 489] exit_group(0) = ? [pid 491] <... futex resumed>) = ? [pid 490] <... futex resumed>) = ? [pid 491] +++ exited with 0 +++ [pid 490] +++ exited with 0 +++ [pid 489] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=489, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 492 ./strace-static-x86_64: Process 492 attached [pid 492] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 492] setpgid(0, 0) = 0 [pid 492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 492] write(3, "1000", 4) = 4 [pid 492] close(3) = 0 [pid 492] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 492] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 492] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 492] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[493]}, 88) = 493 [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 492] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 493 attached [pid 493] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 493] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 493] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 493] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] <... futex resumed>) = 0 [pid 492] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 492] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 492] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 492] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 493] <... futex resumed>) = 1 ./strace-static-x86_64: Process 494 attached [pid 493] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 492] <... clone3 resumed> => {parent_tid=[494]}, 88) = 494 [pid 492] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 492] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 492] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 493] <... setsockopt resumed>) = 0 [pid 493] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 493] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 494] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 494] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 494] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 492] <... futex resumed>) = 0 [pid 492] exit_group(0) = ? [pid 493] <... futex resumed>) = ? [pid 494] <... futex resumed>) = ? [pid 493] +++ exited with 0 +++ [pid 494] +++ exited with 0 +++ [pid 492] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=492, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 495 attached , child_tidptr=0x5555564ea690) = 495 [pid 495] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 495] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 495] setpgid(0, 0) = 0 [pid 495] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 495] write(3, "1000", 4) = 4 [pid 495] close(3) = 0 [pid 495] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 495] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 495] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 495] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[496]}, 88) = 496 ./strace-static-x86_64: Process 496 attached [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 496] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 496] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 496] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 496] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 495] <... futex resumed>) = 0 [pid 495] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 495] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 495] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 495] rt_sigprocmask(SIG_BLOCK, ~[], [pid 496] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 495] <... rt_sigprocmask resumed>[], 8) = 0 [pid 495] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 496] <... setsockopt resumed>) = 0 ./strace-static-x86_64: Process 497 attached [pid 496] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 496] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 497] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 497] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 497] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 495] <... clone3 resumed> => {parent_tid=[497]}, 88) = 497 [pid 495] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 495] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 495] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 497] <... futex resumed>) = 0 [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 497] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 495] <... futex resumed>) = 0 [pid 495] exit_group(0 [pid 496] <... futex resumed>) = ? [pid 495] <... exit_group resumed>) = ? [pid 496] +++ exited with 0 +++ [pid 497] <... futex resumed>) = ? [pid 497] +++ exited with 0 +++ [pid 495] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=495, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 498 ./strace-static-x86_64: Process 498 attached [pid 498] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 498] setpgid(0, 0) = 0 [pid 498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 498] write(3, "1000", 4) = 4 [pid 498] close(3) = 0 [pid 498] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 498] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 498] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[499]}, 88) = 499 ./strace-static-x86_64: Process 499 attached [pid 498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 498] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 499] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 499] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 499] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 499] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 498] <... futex resumed>) = 0 [pid 498] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 499] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 498] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 499] <... setsockopt resumed>) = 0 [pid 498] <... mmap resumed>) = 0x7f0cf5024000 [pid 499] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 498] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE [pid 499] <... futex resumed>) = 0 [pid 498] <... mprotect resumed>) = 0 [pid 499] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 498] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 500 attached => {parent_tid=[500]}, 88) = 500 [pid 498] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 498] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 498] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 500] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 500] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 500] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 498] <... futex resumed>) = 0 [pid 500] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 498] exit_group(0 [pid 500] <... futex resumed>) = ? [pid 499] <... futex resumed>) = ? [pid 498] <... exit_group resumed>) = ? [pid 500] +++ exited with 0 +++ [pid 499] +++ exited with 0 +++ [pid 498] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=498, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 501 attached , child_tidptr=0x5555564ea690) = 501 [pid 501] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 501] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 501] setpgid(0, 0) = 0 [pid 501] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 501] write(3, "1000", 4) = 4 [pid 501] close(3) = 0 [pid 501] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 501] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 501] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[502]}, 88) = 502 [pid 501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 501] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 502 attached [pid 502] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 502] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 502] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 502] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 501] <... futex resumed>) = 0 [pid 502] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 501] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... setsockopt resumed>) = 0 [pid 501] <... futex resumed>) = 0 [pid 502] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 501] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 502] <... futex resumed>) = 0 [pid 501] <... futex resumed>) = 0 [pid 502] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 501] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 501] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 501] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 501] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 503 attached => {parent_tid=[503]}, 88) = 503 [pid 501] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 501] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 501] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 503] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 503] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 503] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 501] <... futex resumed>) = 0 [pid 503] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 501] exit_group(0 [pid 503] <... futex resumed>) = ? [pid 502] <... futex resumed>) = ? [pid 501] <... exit_group resumed>) = ? [pid 503] +++ exited with 0 +++ [pid 502] +++ exited with 0 +++ [pid 501] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=501, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 504 ./strace-static-x86_64: Process 504 attached [pid 504] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 504] setpgid(0, 0) = 0 [pid 504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 504] write(3, "1000", 4) = 4 [pid 504] close(3) = 0 [pid 504] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 504] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 504] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 504] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 504] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 505 attached => {parent_tid=[505]}, 88) = 505 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 504] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 505] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 505] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 505] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 505] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 504] <... futex resumed>) = 0 [pid 505] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 504] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... setsockopt resumed>) = 0 [pid 504] <... futex resumed>) = 0 [pid 505] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 504] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 505] <... futex resumed>) = 0 [pid 504] <... futex resumed>) = 0 [pid 505] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 504] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 504] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 504] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 504] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 506 attached => {parent_tid=[506]}, 88) = 506 [pid 504] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 504] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 504] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 506] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 506] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 506] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 504] <... futex resumed>) = 0 [pid 506] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 504] exit_group(0 [pid 506] <... futex resumed>) = ? [pid 505] <... futex resumed>) = ? [pid 504] <... exit_group resumed>) = ? [pid 506] +++ exited with 0 +++ [pid 505] +++ exited with 0 +++ [pid 504] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=504, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 507 ./strace-static-x86_64: Process 507 attached [pid 507] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 507] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 507] setpgid(0, 0) = 0 [pid 507] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 507] write(3, "1000", 4) = 4 [pid 507] close(3) = 0 [pid 507] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 507] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 507] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[508]}, 88) = 508 [pid 507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 508 attached [pid 508] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 508] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 508] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 508] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 507] <... futex resumed>) = 0 [pid 507] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 507] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 507] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 507] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[509]}, 88) = 509 [pid 507] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 507] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 507] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 509 attached [pid 509] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 509] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 508] <... futex resumed>) = 1 [pid 509] <... sendmsg resumed>) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 508] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 509] <... sendmsg resumed>) = 0 [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 509] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 507] <... futex resumed>) = 0 [pid 509] <... futex resumed>) = 1 [pid 508] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 509] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 508] <... futex resumed>) = 0 [pid 508] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 507] exit_group(0) = ? [pid 509] <... futex resumed>) = ? [pid 509] +++ exited with 0 +++ [pid 508] <... futex resumed>) = ? [pid 508] +++ exited with 0 +++ [pid 507] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=507, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 510 ./strace-static-x86_64: Process 510 attached [pid 510] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 510] setpgid(0, 0) = 0 [pid 510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 510] write(3, "1000", 4) = 4 [pid 510] close(3) = 0 [pid 510] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 510] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 510] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[511]}, 88) = 511 [pid 510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 510] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 511 attached [pid 511] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 511] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 511] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 511] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] <... futex resumed>) = 0 [pid 510] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 510] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 510] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 510] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 510] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 511] <... futex resumed>) = 1 ./strace-static-x86_64: Process 512 attached [pid 510] <... clone3 resumed> => {parent_tid=[512]}, 88) = 512 [pid 510] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 510] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000 [pid 511] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 510] <... futex resumed>) = 0 [pid 510] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 512] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 512] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 511] <... setsockopt resumed>) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 511] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 512] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 510] <... futex resumed>) = 0 [pid 510] exit_group(0) = ? [pid 511] <... futex resumed>) = ? [pid 512] <... futex resumed>) = ? [pid 511] +++ exited with 0 +++ [pid 512] +++ exited with 0 +++ [pid 510] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=510, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 513 ./strace-static-x86_64: Process 513 attached [pid 513] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 513] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 513] setpgid(0, 0) = 0 [pid 513] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 513] write(3, "1000", 4) = 4 [pid 513] close(3) = 0 [pid 513] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 513] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 513] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[514]}, 88) = 514 [pid 513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 513] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 514 attached [pid 514] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 514] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 514] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 514] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 513] <... futex resumed>) = 0 [pid 513] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 513] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 513] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 513] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 514] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 513] <... clone3 resumed> => {parent_tid=[515]}, 88) = 515 [pid 513] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 513] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 513] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 515 attached [pid 515] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 515] rt_sigprocmask(SIG_SETMASK, [], [pid 514] <... setsockopt resumed>) = 0 [pid 515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 514] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 515] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 513] <... futex resumed>) = 0 [pid 513] exit_group(0) = ? [pid 515] <... futex resumed>) = ? [pid 514] <... futex resumed>) = ? [pid 515] +++ exited with 0 +++ [pid 514] +++ exited with 0 +++ [pid 513] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=513, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 516 attached , child_tidptr=0x5555564ea690) = 516 [pid 516] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 516] setpgid(0, 0) = 0 [pid 516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 516] write(3, "1000", 4) = 4 [pid 516] close(3) = 0 [pid 516] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 516] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 516] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 517 attached => {parent_tid=[517]}, 88) = 517 [pid 516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 516] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 517] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 517] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 517] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 517] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 516] <... futex resumed>) = 0 [pid 516] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 516] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 517] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 517] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 516] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[518]}, 88) = 518 [pid 516] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 516] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 516] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 518 attached [pid 518] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 518] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 517] <... futex resumed>) = 0 [pid 518] <... sendmsg resumed>) = 0 [pid 517] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 518] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 516] <... futex resumed>) = 0 [pid 516] exit_group(0) = ? [pid 518] <... futex resumed>) = ? [pid 518] +++ exited with 0 +++ [pid 517] <... futex resumed>) = ? [pid 517] +++ exited with 0 +++ [pid 516] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=516, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 519 ./strace-static-x86_64: Process 519 attached [pid 519] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 519] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 519] setpgid(0, 0) = 0 [pid 519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 519] write(3, "1000", 4) = 4 [pid 519] close(3) = 0 [pid 519] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 519] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 519] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[520]}, 88) = 520 [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 519] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 520 attached [pid 520] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 520] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 520] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 520] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] <... futex resumed>) = 0 [pid 519] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 519] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 520] <... futex resumed>) = 1 [pid 519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 520] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4./strace-static-x86_64: Process 521 attached [pid 519] <... clone3 resumed> => {parent_tid=[521]}, 88) = 521 [pid 519] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 519] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 519] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 520] <... setsockopt resumed>) = 0 [pid 520] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 520] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 521] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 521] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 521] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 519] <... futex resumed>) = 0 [pid 519] exit_group(0 [pid 520] <... futex resumed>) = ? [pid 519] <... exit_group resumed>) = ? [pid 520] +++ exited with 0 +++ [pid 521] <... futex resumed>) = ? [pid 521] +++ exited with 0 +++ [pid 519] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=519, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 522 ./strace-static-x86_64: Process 522 attached [pid 522] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 522] setpgid(0, 0) = 0 [pid 522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 522] write(3, "1000", 4) = 4 [pid 522] close(3) = 0 [pid 522] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 522] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 522] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[523]}, 88) = 523 ./strace-static-x86_64: Process 523 attached [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 523] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 523] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 523] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 523] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 522] <... futex resumed>) = 0 [pid 522] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 522] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 522] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 522] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 523] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 522] <... clone3 resumed> => {parent_tid=[524]}, 88) = 524 [pid 522] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 522] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 522] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 524 attached [pid 524] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 524] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 523] <... setsockopt resumed>) = 0 [pid 524] <... sendmsg resumed>) = 0 [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 523] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 524] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 523] <... futex resumed>) = 0 [pid 523] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 524] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 522] <... futex resumed>) = 0 [pid 522] exit_group(0) = ? [pid 523] <... futex resumed>) = ? [pid 523] +++ exited with 0 +++ [pid 524] <... futex resumed>) = ? [pid 524] +++ exited with 0 +++ [pid 522] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=522, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 525 ./strace-static-x86_64: Process 525 attached [pid 525] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 525] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 525] setpgid(0, 0) = 0 [pid 525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 525] write(3, "1000", 4) = 4 [pid 525] close(3) = 0 [pid 525] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 525] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[526]}, 88) = 526 [pid 525] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 525] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 526 attached [pid 526] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 526] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 526] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 526] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 525] <... futex resumed>) = 0 [pid 525] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 525] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 526] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 526] <... setsockopt resumed>) = 0 ./strace-static-x86_64: Process 527 attached [pid 525] <... clone3 resumed> => {parent_tid=[527]}, 88) = 527 [pid 526] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 527] set_robust_list(0x7f0cf50449a0, 24 [pid 526] <... futex resumed>) = 0 [pid 525] rt_sigprocmask(SIG_SETMASK, [], [pid 526] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 527] <... set_robust_list resumed>) = 0 [pid 527] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 527] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 525] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 527] <... futex resumed>) = 0 [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 525] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 527] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 525] <... futex resumed>) = 0 [pid 525] exit_group(0 [pid 526] <... futex resumed>) = ? [pid 526] +++ exited with 0 +++ [pid 525] <... exit_group resumed>) = ? [pid 527] +++ exited with 0 +++ [pid 525] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=525, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 528 ./strace-static-x86_64: Process 528 attached [pid 528] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 528] setpgid(0, 0) = 0 [pid 528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 528] write(3, "1000", 4) = 4 [pid 528] close(3) = 0 [pid 528] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 528] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 528] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 528] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[529]}, 88) = 529 ./strace-static-x86_64: Process 529 attached [pid 528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 528] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 529] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 529] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 529] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 529] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 528] <... futex resumed>) = 0 [pid 528] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 528] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 528] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 529] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 528] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 528] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 529] <... setsockopt resumed>) = 0 [pid 529] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 530 attached [pid 530] set_robust_list(0x7f0cf50449a0, 24 [pid 529] <... futex resumed>) = 0 [pid 528] <... clone3 resumed> => {parent_tid=[530]}, 88) = 530 [pid 530] <... set_robust_list resumed>) = 0 [pid 530] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 530] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 529] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 528] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 528] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 530] <... futex resumed>) = 0 [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 528] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 530] <... sendmsg resumed>) = 0 [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 530] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 528] <... futex resumed>) = 0 [pid 528] exit_group(0 [pid 530] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL) = ? [pid 529] <... futex resumed>) = ? [pid 528] <... exit_group resumed>) = ? [pid 529] +++ exited with 0 +++ [pid 530] +++ exited with 0 +++ [pid 528] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=528, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 531 attached , child_tidptr=0x5555564ea690) = 531 [pid 531] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 531] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 531] setpgid(0, 0) = 0 [pid 531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 531] write(3, "1000", 4) = 4 [pid 531] close(3) = 0 [pid 531] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 531] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 531] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 532 attached => {parent_tid=[532]}, 88) = 532 [pid 531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 531] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 532] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 532] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 532] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 531] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 531] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 532] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 531] rt_sigprocmask(SIG_BLOCK, ~[], [pid 532] <... setsockopt resumed>) = 0 [pid 531] <... rt_sigprocmask resumed>[], 8) = 0 [pid 531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 533 attached [pid 532] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 533] set_robust_list(0x7f0cf50449a0, 24 [pid 531] <... clone3 resumed> => {parent_tid=[533]}, 88) = 533 [pid 531] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 531] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 531] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 533] <... set_robust_list resumed>) = 0 [pid 533] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 532] <... futex resumed>) = 0 [pid 532] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 533] <... sendmsg resumed>) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 533] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 531] <... futex resumed>) = 0 [pid 533] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 531] exit_group(0 [pid 532] <... futex resumed>) = ? [pid 531] <... exit_group resumed>) = ? [pid 532] +++ exited with 0 +++ [pid 533] <... futex resumed>) = ? [pid 533] +++ exited with 0 +++ [pid 531] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=531, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 534 ./strace-static-x86_64: Process 534 attached [pid 534] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 534] setpgid(0, 0) = 0 [pid 534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 534] write(3, "1000", 4) = 4 [pid 534] close(3) = 0 [pid 534] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 534] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 534] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 534] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[535]}, 88) = 535 [pid 534] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 534] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 535 attached [pid 535] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 535] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 535] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 535] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = 0 [pid 534] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 534] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 534] rt_sigprocmask(SIG_BLOCK, ~[], [pid 535] <... futex resumed>) = 1 [pid 534] <... rt_sigprocmask resumed>[], 8) = 0 [pid 534] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 535] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 534] <... clone3 resumed> => {parent_tid=[536]}, 88) = 536 [pid 534] rt_sigprocmask(SIG_SETMASK, [], [pid 535] <... setsockopt resumed>) = 0 [pid 534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 534] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 534] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 536 attached [pid 535] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 536] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 536] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 535] <... futex resumed>) = 0 [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 535] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 536] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 534] <... futex resumed>) = 0 [pid 534] exit_group(0 [pid 535] <... futex resumed>) = ? [pid 534] <... exit_group resumed>) = ? [pid 535] +++ exited with 0 +++ [pid 536] <... futex resumed>) = ? [pid 536] +++ exited with 0 +++ [pid 534] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=534, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 537 ./strace-static-x86_64: Process 537 attached [pid 537] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 537] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 537] setpgid(0, 0) = 0 [pid 537] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 537] write(3, "1000", 4) = 4 [pid 537] close(3) = 0 [pid 537] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 537] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 537] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 537] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 538 attached => {parent_tid=[538]}, 88) = 538 [pid 537] rt_sigprocmask(SIG_SETMASK, [], [pid 538] set_robust_list(0x7f0cf50659a0, 24 [pid 537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 537] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 538] <... set_robust_list resumed>) = 0 [pid 538] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 538] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 538] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 537] <... futex resumed>) = 0 [pid 537] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 537] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 537] rt_sigprocmask(SIG_BLOCK, ~[], [pid 538] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 537] <... rt_sigprocmask resumed>[], 8) = 0 [pid 537] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} [pid 538] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 538] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 537] <... clone3 resumed> => {parent_tid=[539]}, 88) = 539 [pid 537] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 537] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 537] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 539 attached [pid 539] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 539] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 539] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 537] <... futex resumed>) = 0 [pid 537] exit_group(0 [pid 538] <... futex resumed>) = ? [pid 537] <... exit_group resumed>) = ? [pid 538] +++ exited with 0 +++ [pid 539] <... futex resumed>) = ? [pid 539] +++ exited with 0 +++ [pid 537] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=537, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 540 ./strace-static-x86_64: Process 540 attached [pid 540] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 540] setpgid(0, 0) = 0 [pid 540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 540] write(3, "1000", 4) = 4 [pid 540] close(3) = 0 [pid 540] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 540] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 540] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 540] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 540] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 540] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 540] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 541 attached => {parent_tid=[541]}, 88) = 541 [pid 541] set_robust_list(0x7f0cf50659a0, 24 [pid 540] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 540] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 541] <... set_robust_list resumed>) = 0 [pid 540] <... futex resumed>) = 0 [pid 541] rt_sigprocmask(SIG_SETMASK, [], [pid 540] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 541] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 541] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 541] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 540] <... futex resumed>) = 0 [pid 541] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 540] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 541] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 541] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4) = 0 [pid 541] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 541] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 540] <... futex resumed>) = 0 [pid 540] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 540] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 541] <... futex resumed>) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 541] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 541] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 540] <... futex resumed>) = 0 [pid 540] exit_group(0) = ? [pid 541] <... futex resumed>) = ? [pid 541] +++ exited with 0 +++ [pid 540] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=540, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 542 ./strace-static-x86_64: Process 542 attached [pid 542] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 542] setpgid(0, 0) = 0 [pid 542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 542] write(3, "1000", 4) = 4 [pid 542] close(3) = 0 [pid 542] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 542] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 542] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 542] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 543 attached => {parent_tid=[543]}, 88) = 543 [pid 542] rt_sigprocmask(SIG_SETMASK, [], [pid 543] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 543] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 543] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 542] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 1 [pid 543] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 542] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 543] <... socketpair resumed>[3, 4]) = 0 [pid 543] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 543] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 542] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... setsockopt resumed>) = 0 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 542] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 543] <... futex resumed>) = 0 [pid 542] <... futex resumed>) = 0 [pid 543] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 542] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 542] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 542] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 544 attached [pid 544] set_robust_list(0x7f0cf50449a0, 24 [pid 542] <... clone3 resumed> => {parent_tid=[544]}, 88) = 544 [pid 544] <... set_robust_list resumed>) = 0 [pid 542] rt_sigprocmask(SIG_SETMASK, [], [pid 544] rt_sigprocmask(SIG_SETMASK, [], [pid 542] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 542] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 542] <... futex resumed>) = 0 [pid 544] <... sendmsg resumed>) = 0 [pid 542] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 544] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 542] <... futex resumed>) = 0 [pid 544] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 542] exit_group(0 [pid 544] <... futex resumed>) = ? [pid 543] <... futex resumed>) = ? [pid 542] <... exit_group resumed>) = ? [pid 544] +++ exited with 0 +++ [pid 543] +++ exited with 0 +++ [pid 542] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=542, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 545 ./strace-static-x86_64: Process 545 attached [pid 545] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 545] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 545] setpgid(0, 0) = 0 [pid 545] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 545] write(3, "1000", 4) = 4 [pid 545] close(3) = 0 [pid 545] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 545] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 545] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 545] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 545] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 546 attached [pid 546] set_robust_list(0x7f0cf50659a0, 24 [pid 545] <... clone3 resumed> => {parent_tid=[546]}, 88) = 546 [pid 546] <... set_robust_list resumed>) = 0 [pid 546] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 546] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 545] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 545] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 546] <... futex resumed>) = 0 [pid 546] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 546] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 546] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] <... futex resumed>) = 0 [pid 545] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 545] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 545] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 545] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE [pid 546] <... futex resumed>) = 0 [pid 546] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 545] <... mprotect resumed>) = 0 [pid 546] <... setsockopt resumed>) = 0 [pid 546] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] rt_sigprocmask(SIG_BLOCK, ~[], [pid 546] <... futex resumed>) = 0 [pid 546] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 545] <... rt_sigprocmask resumed>[], 8) = 0 [pid 545] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[547]}, 88) = 547 [pid 545] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 545] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 545] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 547 attached [pid 547] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 547] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 547] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 545] <... futex resumed>) = 0 [pid 545] exit_group(0 [pid 546] <... futex resumed>) = ? [pid 545] <... exit_group resumed>) = ? [pid 546] +++ exited with 0 +++ [pid 547] <... futex resumed>) = ? [pid 547] +++ exited with 0 +++ [pid 545] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=545, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 548 attached , child_tidptr=0x5555564ea690) = 548 [pid 548] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 548] setpgid(0, 0) = 0 [pid 548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 548] write(3, "1000", 4) = 4 [pid 548] close(3) = 0 [pid 548] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 548] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 548] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 548] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 549 attached => {parent_tid=[549]}, 88) = 549 [pid 549] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 548] rt_sigprocmask(SIG_SETMASK, [], [pid 549] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 549] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 548] <... futex resumed>) = 0 [pid 548] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 549] <... socketpair resumed>[3, 4]) = 0 [pid 549] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 549] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 548] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 549] <... futex resumed>) = 0 [pid 549] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 548] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 549] <... setsockopt resumed>) = 0 [pid 549] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 548] <... futex resumed>) = 0 [pid 549] <... futex resumed>) = 0 [pid 549] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 548] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 548] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 548] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 548] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 550 attached => {parent_tid=[550]}, 88) = 550 [pid 548] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 548] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 548] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 550] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 550] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 550] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 548] <... futex resumed>) = 0 [pid 548] exit_group(0) = ? [pid 549] <... futex resumed>) = ? [pid 549] +++ exited with 0 +++ [pid 550] +++ exited with 0 +++ [pid 548] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=548, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 551 ./strace-static-x86_64: Process 551 attached [pid 551] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 551] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 551] setpgid(0, 0) = 0 [pid 551] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 551] write(3, "1000", 4) = 4 [pid 551] close(3) = 0 [pid 551] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 551] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 551] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 551] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 552 attached [pid 552] set_robust_list(0x7f0cf50659a0, 24 [pid 551] <... clone3 resumed> => {parent_tid=[552]}, 88) = 552 [pid 552] <... set_robust_list resumed>) = 0 [pid 551] rt_sigprocmask(SIG_SETMASK, [], [pid 552] rt_sigprocmask(SIG_SETMASK, [], [pid 551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 551] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 551] <... futex resumed>) = 0 [pid 552] <... socketpair resumed>[3, 4]) = 0 [pid 551] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 552] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 552] <... futex resumed>) = 0 [pid 551] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 551] <... futex resumed>) = 0 [pid 552] <... setsockopt resumed>) = 0 [pid 551] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 552] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 551] <... futex resumed>) = 0 [pid 552] <... futex resumed>) = 0 [pid 551] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 552] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 551] <... mmap resumed>) = 0x7f0cf5024000 [pid 551] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 551] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 551] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0}./strace-static-x86_64: Process 553 attached [pid 553] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 553] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 553] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 551] <... clone3 resumed> => {parent_tid=[553]}, 88) = 553 [pid 551] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 551] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 553] <... futex resumed>) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 551] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 553] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 553] futex(0x7f0cf512e338, FUTEX_WAIT_PRIVATE, 0, NULL [pid 551] <... futex resumed>) = 0 [pid 551] exit_group(0) = ? [pid 552] <... futex resumed>) = ? [pid 553] <... futex resumed>) = ? [pid 552] +++ exited with 0 +++ [pid 553] +++ exited with 0 +++ [pid 551] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=551, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 554 ./strace-static-x86_64: Process 554 attached [pid 554] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 554] setpgid(0, 0) = 0 [pid 554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 554] write(3, "1000", 4) = 4 [pid 554] close(3) = 0 [pid 554] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 554] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 554] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 554] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 554] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0}./strace-static-x86_64: Process 555 attached => {parent_tid=[555]}, 88) = 555 [pid 555] set_robust_list(0x7f0cf50659a0, 24 [pid 554] rt_sigprocmask(SIG_SETMASK, [], [pid 555] <... set_robust_list resumed>) = 0 [pid 555] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 555] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 554] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 555] <... futex resumed>) = 0 [pid 555] socketpair(AF_TIPC, SOCK_STREAM, 0, [pid 554] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 555] <... socketpair resumed>[3, 4]) = 0 [pid 555] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 554] <... futex resumed>) = 0 [pid 554] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 554] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 554] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 555] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 554] <... mmap resumed>) = 0x7f0cf5024000 [pid 554] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE [pid 555] <... setsockopt resumed>) = 0 [pid 554] <... mprotect resumed>) = 0 [pid 554] rt_sigprocmask(SIG_BLOCK, ~[], [pid 555] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] <... rt_sigprocmask resumed>[], 8) = 0 [pid 554] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[556]}, 88) = 556 [pid 554] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 554] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 554] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 556 attached [pid 556] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 556] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 555] <... futex resumed>) = 0 [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0 [pid 555] futex(0x7f0cf512e328, FUTEX_WAIT_PRIVATE, 0, NULL [pid 556] <... sendmsg resumed>) = 0 [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EPIPE (Broken pipe) [pid 556] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000 [pid 554] <... futex resumed>) = 0 [pid 554] exit_group(0 [pid 555] <... futex resumed>) = ? [pid 554] <... exit_group resumed>) = ? [pid 555] +++ exited with 0 +++ [pid 556] <... futex resumed>) = ? [pid 556] +++ exited with 0 +++ [pid 554] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=554, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555564ea690) = 557 ./strace-static-x86_64: Process 557 attached [pid 557] set_robust_list(0x5555564ea6a0, 24) = 0 [pid 557] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 557] setpgid(0, 0) = 0 [pid 557] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 557] write(3, "1000", 4) = 4 [pid 557] close(3) = 0 [pid 557] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 557] rt_sigaction(SIGRT_1, {sa_handler=0x7f0cf50ca2e0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f0cf50bb960}, NULL, 8) = 0 [pid 557] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5045000 [pid 557] mprotect(0x7f0cf5046000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 557] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5065990, parent_tid=0x7f0cf5065990, exit_signal=0, stack=0x7f0cf5045000, stack_size=0x20300, tls=0x7f0cf50656c0} => {parent_tid=[558]}, 88) = 558 ./strace-static-x86_64: Process 558 attached [pid 557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 557] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 557] futex(0x7f0cf512e32c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 558] set_robust_list(0x7f0cf50659a0, 24) = 0 [pid 558] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 558] socketpair(AF_TIPC, SOCK_STREAM, 0, [3, 4]) = 0 [pid 558] futex(0x7f0cf512e32c, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 557] <... futex resumed>) = 0 [pid 557] futex(0x7f0cf512e328, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 557] futex(0x7f0cf512e33c, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 557] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f0cf5024000 [pid 557] mprotect(0x7f0cf5025000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 558] setsockopt(3, SOL_SOCKET, SO_RCVBUFFORCE, [-1], 4 [pid 557] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 557] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f0cf5044990, parent_tid=0x7f0cf5044990, exit_signal=0, stack=0x7f0cf5024000, stack_size=0x20300, tls=0x7f0cf50446c0} => {parent_tid=[559]}, 88) = 559 [pid 557] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 557] futex(0x7f0cf512e338, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 557] futex(0x7f0cf512e33c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 559 attached [pid 559] set_robust_list(0x7f0cf50449a0, 24) = 0 [pid 559] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 1 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [pid 559] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = 0 [ 122.226474][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 122.232984][ C0] rcu: 0-...!: (10000 ticks this GP) idle=d2bc/1/0x4000000000000000 softirq=1973/1973 fqs=0 [ 122.243119][ C0] (t=10000 jiffies g=701 q=111 ncpus=2) [ 122.248584][ C0] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g701 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 122.260469][ C0] rcu: Possible timer handling issue on cpu=0 timer-softirq=506 [ 122.268110][ C0] rcu: rcu_preempt kthread starved for 10000 jiffies! g701 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0 [ 122.279128][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 122.288933][ C0] rcu: RCU grace-period kthread stack dump: [ 122.294756][ C0] task:rcu_preempt state:I stack:27720 pid:14 ppid:2 flags:0x00004000 [ 122.303792][ C0] Call Trace: [ 122.306902][ C0] [ 122.309687][ C0] __schedule+0xca7/0x1550 [ 122.313931][ C0] ? update_load_avg+0x513/0x1530 [ 122.318795][ C0] ? __sched_text_start+0x8/0x8 [ 122.323478][ C0] ? __kasan_check_write+0x14/0x20 [ 122.328426][ C0] schedule+0xc3/0x180 [ 122.332508][ C0] schedule_timeout+0x18c/0x380 [ 122.337195][ C0] ? _raw_spin_unlock_irq+0x4d/0x70 [ 122.342230][ C0] ? console_conditional_schedule+0x10/0x10 [ 122.347953][ C0] ? update_process_times+0x1b0/0x1b0 [ 122.353247][ C0] ? prepare_to_swait_event+0x308/0x320 [ 122.358628][ C0] rcu_gp_fqs_loop+0x2ed/0x1060 [ 122.363315][ C0] ? _raw_spin_unlock_irq+0x4d/0x70 [ 122.368434][ C0] ? rcu_gp_init+0xc7f/0xf80 [ 122.372948][ C0] ? rcu_gp_init+0xf80/0xf80 [ 122.377376][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 122.383015][ C0] ? finish_swait+0x17d/0x1b0 [ 122.387530][ C0] rcu_gp_kthread+0xa3/0x390 [ 122.391955][ C0] ? queued_spin_lock_slowpath+0x50/0x50 [ 122.397422][ C0] ? set_cpus_allowed_ptr+0xa4/0xe0 [ 122.402460][ C0] ? __kasan_check_read+0x11/0x20 [ 122.407319][ C0] ? __kthread_parkme+0x12d/0x180 [ 122.412265][ C0] kthread+0x26d/0x300 [ 122.416172][ C0] ? queued_spin_lock_slowpath+0x50/0x50 [ 122.421638][ C0] ? kthread_blkcg+0xd0/0xd0 [ 122.426065][ C0] ret_from_fork+0x1f/0x30 [ 122.430323][ C0] [ 122.433204][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 122.439461][ C0] CPU: 0 PID: 559 Comm: syz-executor392 Not tainted 6.1.75-syzkaller-00089-g1794308d463f #0 [ 122.449332][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 122.459675][ C0] RIP: 0010:kvm_wait+0x147/0x180 [ 122.464513][ C0] 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 eb 11 31 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 122.484075][ C0] RSP: 0018:ffffc90001337780 EFLAGS: 00000246 [ 122.489944][ C0] RAX: 0000000000000003 RBX: 1ffff92000266ef4 RCX: ffffffff8500089c [ 122.497753][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881233ced98 [ 122.505572][ C0] RBP: ffffc90001337830 R08: dffffc0000000000 R09: ffffed1024679db4 [ 122.513396][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 122.521186][ C0] R13: ffff8881233ced98 R14: 0000000000000003 R15: 1ffff92000266ef8 [ 122.528997][ C0] FS: 00007f0cf50446c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 122.537773][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 122.544187][ C0] CR2: 00007f0cf5044d58 CR3: 0000000123034000 CR4: 00000000003506b0 [ 122.552014][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 122.559813][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 122.567752][ C0] Call Trace: [ 122.570877][ C0] [ 122.573563][ C0] ? show_regs+0x58/0x60 [ 122.577641][ C0] ? dump_cpu_task+0x3c/0x70 [ 122.582067][ C0] ? rcu_check_gp_kthread_starvation+0x1d1/0x240 [ 122.588233][ C0] ? rcu_check_gp_kthread_expired_fqs_timer+0x18e/0x230 [ 122.594998][ C0] ? print_cpu_stall+0x2f3/0x590 [ 122.599771][ C0] ? rcu_sched_clock_irq+0x987/0x1330 [ 122.604981][ C0] ? rcu_boost_kthread_setaffinity+0x5a0/0x5a0 [ 122.610977][ C0] ? hrtimer_run_queues+0x15f/0x440 [ 122.616016][ C0] ? update_wall_time+0x25/0x30 [ 122.620718][ C0] ? update_process_times+0x149/0x1b0 [ 122.625900][ C0] ? tick_sched_timer+0x188/0x240 [ 122.630762][ C0] ? tick_setup_sched_timer+0x490/0x490 [ 122.636139][ C0] ? __hrtimer_run_queues+0x41a/0xad0 [ 122.641347][ C0] ? hrtimer_interrupt+0xaa0/0xaa0 [ 122.646291][ C0] ? clockevents_program_event+0x22f/0x300 [ 122.651934][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 122.657834][ C0] ? hrtimer_interrupt+0x40c/0xaa0 [ 122.662785][ C0] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 122.668770][ C0] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 122.674412][ C0] [ 122.677200][ C0] [ 122.679966][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 122.685969][ C0] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 122.692206][ C0] ? kvm_wait+0x147/0x180 [ 122.696810][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 122.702793][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 122.707746][ C0] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 122.713825][ C0] __pv_queued_spin_lock_slowpath+0x6de/0xda0 [ 122.719733][ C0] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 122.726081][ C0] ? avc_has_perm_noaudit+0x430/0x430 [ 122.731262][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 122.736035][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 122.741091][ C0] ? selinux_socket_sendmsg+0x243/0x340 [ 122.746451][ C0] ? tipc_getsockopt+0x790/0x790 [ 122.751225][ C0] lock_sock_nested+0x92/0x300 [ 122.755826][ C0] ? sock_init_data+0xc0/0xc0 [ 122.760336][ C0] ? __kasan_check_write+0x14/0x20 [ 122.765295][ C0] ? tipc_getsockopt+0x790/0x790 [ 122.770062][ C0] tipc_sendstream+0x47/0x70 [ 122.774485][ C0] ____sys_sendmsg+0x5d3/0x9a0 [ 122.779084][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 122.783945][ C0] __sys_sendmsg+0x2a9/0x390 [ 122.788374][ C0] ? ____sys_sendmsg+0x9a0/0x9a0 [ 122.793233][ C0] ? memset+0x35/0x40 [ 122.797059][ C0] ? ptrace_notify+0x249/0x350 [ 122.801652][ C0] ? __kasan_check_write+0x14/0x20 [ 122.806594][ C0] ? fpregs_restore_userregs+0x130/0x290 [ 122.812187][ C0] __x64_sys_sendmsg+0x7f/0x90 [ 122.816809][ C0] do_syscall_64+0x3d/0xb0 [ 122.821029][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 122.826860][ C0] RIP: 0033:0x7f0cf50a43a9 [ 122.831176][ 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 [ 122.850539][ C0] RSP: 002b:00007f0cf5044228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 122.858786][ C0] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f0cf50a43a9 [ 122.866592][ C0] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 122.874405][ C0] RBP: 00007f0cf512e338 R08: 0000000000000000 R09: 0000000000000000 [ 122.882214][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0cf512e330 [ 122.890046][ C0] R13: 00007f0cf512e33c R14: 00007ffca0dcec10 R15: 00007ffca0dcecf8 [ 122.897930][ C0] [ 122.900874][ C0] CPU: 0 PID: 559 Comm: syz-executor392 Not tainted 6.1.75-syzkaller-00089-g1794308d463f #0 [ 122.910691][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 122.920586][ C0] RIP: 0010:kvm_wait+0x147/0x180 [ 122.925367][ C0] 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 eb 11 31 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 122.944791][ C0] RSP: 0018:ffffc90001337780 EFLAGS: 00000246 [ 122.950700][ C0] RAX: 0000000000000003 RBX: 1ffff92000266ef4 RCX: ffffffff8500089c [ 122.958657][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881233ced98 [ 122.966468][ C0] RBP: ffffc90001337830 R08: dffffc0000000000 R09: ffffed1024679db4 [ 122.974277][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 122.982090][ C0] R13: ffff8881233ced98 R14: 0000000000000003 R15: 1ffff92000266ef8 [ 122.989899][ C0] FS: 00007f0cf50446c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 122.998750][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.005177][ C0] CR2: 00007f0cf5044d58 CR3: 0000000123034000 CR4: 00000000003506b0 [ 123.012993][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 123.020800][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 123.028607][ C0] Call Trace: [ 123.031736][ C0] [ 123.034427][ C0] ? show_regs+0x58/0x60 [ 123.038504][ C0] ? dump_cpu_task+0x3c/0x70 [ 123.042929][ C0] ? rcu_dump_cpu_stacks+0x1db/0x370 [ 123.048050][ C0] ? print_cpu_stall+0x2f8/0x590 [ 123.052826][ C0] ? rcu_sched_clock_irq+0x987/0x1330 [ 123.058035][ C0] ? rcu_boost_kthread_setaffinity+0x5a0/0x5a0 [ 123.064021][ C0] ? hrtimer_run_queues+0x15f/0x440 [ 123.069080][ C0] ? update_wall_time+0x25/0x30 [ 123.073745][ C0] ? update_process_times+0x149/0x1b0 [ 123.078948][ C0] ? tick_sched_timer+0x188/0x240 [ 123.083815][ C0] ? tick_setup_sched_timer+0x490/0x490 [ 123.089191][ C0] ? __hrtimer_run_queues+0x41a/0xad0 [ 123.094398][ C0] ? hrtimer_interrupt+0xaa0/0xaa0 [ 123.099350][ C0] ? clockevents_program_event+0x22f/0x300 [ 123.104987][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 123.110897][ C0] ? hrtimer_interrupt+0x40c/0xaa0 [ 123.115887][ C0] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 123.121783][ C0] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 123.127387][ C0] [ 123.130156][ C0] [ 123.132942][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 123.138934][ C0] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 123.144996][ C0] ? kvm_wait+0x147/0x180 [ 123.149250][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 123.155236][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 123.160185][ C0] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 123.166350][ C0] __pv_queued_spin_lock_slowpath+0x6de/0xda0 [ 123.172252][ C0] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 123.178497][ C0] ? avc_has_perm_noaudit+0x430/0x430 [ 123.183704][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 123.188481][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 123.193514][ C0] ? selinux_socket_sendmsg+0x243/0x340 [ 123.198892][ C0] ? tipc_getsockopt+0x790/0x790 [ 123.203667][ C0] lock_sock_nested+0x92/0x300 [ 123.208269][ C0] ? sock_init_data+0xc0/0xc0 [ 123.212780][ C0] ? __kasan_check_write+0x14/0x20 [ 123.217726][ C0] ? tipc_getsockopt+0x790/0x790 [ 123.222499][ C0] tipc_sendstream+0x47/0x70 [ 123.226928][ C0] ____sys_sendmsg+0x5d3/0x9a0 [ 123.231532][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 123.236478][ C0] __sys_sendmsg+0x2a9/0x390 [ 123.240985][ C0] ? ____sys_sendmsg+0x9a0/0x9a0 [ 123.245761][ C0] ? memset+0x35/0x40 [ 123.249580][ C0] ? ptrace_notify+0x249/0x350 [ 123.254306][ C0] ? __kasan_check_write+0x14/0x20 [ 123.259215][ C0] ? fpregs_restore_userregs+0x130/0x290 [ 123.264693][ C0] __x64_sys_sendmsg+0x7f/0x90 [ 123.269282][ C0] do_syscall_64+0x3d/0xb0 [ 123.273534][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.279277][ C0] RIP: 0033:0x7f0cf50a43a9 [ 123.283605][ 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 [ 123.303042][ C0] RSP: 002b:00007f0cf5044228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 123.311373][ C0] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f0cf50a43a9 [ 123.319187][ C0] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 123.326998][ C0] RBP: 00007f0cf512e338 R08: 0000000000000000 R09: 0000000000000000 [ 123.335101][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0cf512e330 [ 123.342887][ C0] R13: 00007f0cf512e33c R14: 00007ffca0dcec10 R15: 00007ffca0dcecf8 [ 123.350695][ C0] [ 123.353567][ C0] Sending NMI from CPU 0 to CPUs 1: [ 123.358615][ C1] NMI backtrace for cpu 1 [ 123.358624][ C1] CPU: 1 PID: 558 Comm: syz-executor392 Not tainted 6.1.75-syzkaller-00089-g1794308d463f #0 [ 123.358640][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 123.358648][ C1] RIP: 0010:_raw_spin_lock_bh+0x7a/0x1b0 [ 123.358672][ C1] Code: 89 e3 48 c1 eb 03 48 b8 f1 f1 f1 f1 04 f3 f3 f3 4a 89 04 23 bf 01 02 00 00 e8 a2 74 4f fc 4d 89 fe 49 c1 ee 03 43 0f b6 04 26 <84> c0 0f 85 ba 00 00 00 c7 44 24 20 00 00 00 00 4c 89 ef be 04 00 [ 123.358683][ C1] RSP: 0018:ffffc900011168c0 EFLAGS: 00000a02 [ 123.358696][ C1] RAX: 0000000000000004 RBX: 1ffff92000222d18 RCX: ffffffff87936003 [ 123.358707][ C1] RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000201 [ 123.358716][ C1] RBP: ffffc90001116950 R08: ffffffff84db33a5 R09: ffffed1024679db1 [ 123.358726][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 123.358737][ C1] R13: ffffc90001116db4 R14: 1ffff92000222d1c R15: ffffc900011168e0 [ 123.358748][ C1] FS: 00007f0cf50656c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 123.358761][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 123.358772][ C1] CR2: 00007f0cf50a2383 CR3: 0000000123034000 CR4: 00000000003506a0 [ 123.358786][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 123.358795][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 123.358804][ C1] Call Trace: [ 123.358808][ C1] [ 123.358814][ C1] ? show_regs+0x58/0x60 [ 123.358829][ C1] ? nmi_cpu_backtrace+0x285/0x2f0 [ 123.358847][ C1] ? nmi_trigger_cpumask_backtrace+0x3c0/0x3c0 [ 123.358870][ C1] ? _raw_spin_lock_bh+0x7a/0x1b0 [ 123.358888][ C1] ? _raw_spin_lock_bh+0x7a/0x1b0 [ 123.358906][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 123.358923][ C1] ? nmi_handle+0xa7/0x280 [ 123.358937][ C1] ? _raw_spin_lock_bh+0x7a/0x1b0 [ 123.358955][ C1] ? default_do_nmi+0x69/0x160 [ 123.358971][ C1] ? exc_nmi+0xaf/0x120 [ 123.358986][ C1] ? end_repeat_nmi+0x16/0x31 [ 123.359000][ C1] ? tipc_sk_rcv+0x1355/0x1c40 [ 123.359016][ C1] ? _raw_spin_lock_bh+0x7a/0x1b0 [ 123.359034][ C1] ? _raw_spin_lock_bh+0x7a/0x1b0 [ 123.359052][ C1] ? _raw_spin_lock_bh+0x7a/0x1b0 [ 123.359070][ C1] [ 123.359074][ C1] [ 123.359079][ C1] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 123.359097][ C1] ? tipc_sk_rcv+0x1355/0x1c40 [ 123.359111][ C1] ? tipc_sk_rcv+0x1362/0x1c40 [ 123.359127][ C1] tipc_sk_rcv+0x29c/0x1c40 [ 123.359142][ C1] ? __stack_depot_save+0x419/0x480 [ 123.359161][ C1] ? kasan_save_free_info+0x2b/0x40 [ 123.359180][ C1] ? ____kasan_slab_free+0x131/0x180 [ 123.359197][ C1] ? __kasan_slab_free+0x11/0x20 [ 123.359214][ C1] ? kmem_cache_free+0x291/0x510 [ 123.359228][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 123.359241][ C1] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 123.359255][ C1] ? __release_sock+0x145/0x410 [ 123.359273][ C1] ? __skb_queue_purge+0x180/0x180 [ 123.359288][ C1] ? __sys_setsockopt+0x423/0x8b0 [ 123.359302][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 123.359317][ C1] ? do_syscall_64+0x3d/0xb0 [ 123.359330][ C1] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.359353][ C1] tipc_node_xmit+0x34e/0xe40 [ 123.359369][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 123.359383][ C1] ? kfree_skbmem+0x104/0x170 [ 123.359397][ C1] ? ____kasan_slab_free+0x13c/0x180 [ 123.359415][ C1] ? __kasan_slab_free+0x11/0x20 [ 123.359433][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 123.359449][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 123.359462][ C1] ? tipc_msg_reverse+0x6f0/0x990 [ 123.359482][ C1] tipc_sk_rcv+0x1306/0x1c40 [ 123.359502][ C1] ? __skb_queue_purge+0x180/0x180 [ 123.359517][ C1] ? raw_irqentry_exit_cond_resched+0x2a/0x30 [ 123.359535][ C1] ? sysvec_reschedule_ipi+0x80/0x160 [ 123.359553][ C1] tipc_node_xmit+0x34e/0xe40 [ 123.359567][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 123.359581][ C1] ? kernel_text_address+0xa9/0xe0 [ 123.359601][ C1] ? __kernel_text_address+0xd/0x40 [ 123.359620][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 123.359634][ C1] ? arch_stack_walk+0xf3/0x140 [ 123.359654][ C1] tipc_sk_filter_rcv+0x194e/0x3390 [ 123.359678][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 123.359694][ C1] ? __kasan_check_write+0x14/0x20 [ 123.359713][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 123.359731][ C1] ? __switch_to+0x62c/0x1190 [ 123.359750][ C1] tipc_sk_rcv+0x815/0x1c40 [ 123.359769][ C1] ? __skb_queue_purge+0x180/0x180 [ 123.359785][ C1] ? __sched_text_start+0x8/0x8 [ 123.359800][ C1] ? tipc_sk_filter_rcv+0x30d5/0x3390 [ 123.359817][ C1] tipc_node_xmit+0x34e/0xe40 [ 123.359832][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 123.359846][ C1] ? irqentry_exit+0x30/0x40 [ 123.359861][ C1] ? sysvec_reschedule_ipi+0x80/0x160 [ 123.359882][ C1] ? asm_sysvec_reschedule_ipi+0x1b/0x20 [ 123.359898][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 123.359914][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 123.359929][ C1] ? __sched_text_start+0x8/0x8 [ 123.359942][ C1] ? newidle_balance+0x8bd/0x1090 [ 123.359959][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 123.359976][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 123.359992][ C1] ? __local_bh_enable_ip+0x58/0x80 [ 123.360009][ C1] __release_sock+0x145/0x410 [ 123.360029][ C1] sockopt_release_sock+0x9a/0x1f0 [ 123.360048][ C1] sk_setsockopt+0x236f/0x3100 [ 123.360067][ C1] ? sockopt_capable+0x60/0x60 [ 123.360085][ C1] ? selinux_socket_setsockopt+0x260/0x360 [ 123.360102][ C1] ? __kasan_check_write+0x14/0x20 [ 123.360122][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 123.360141][ C1] ? __fget_files+0x2cb/0x330 [ 123.360160][ C1] sock_setsockopt+0x59/0x70 [ 123.360178][ C1] __sys_setsockopt+0x423/0x8b0 [ 123.360194][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 123.360210][ C1] ? fpregs_restore_userregs+0x130/0x290 [ 123.360227][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 123.360242][ C1] do_syscall_64+0x3d/0xb0 [ 123.360256][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 123.360276][ C1] RIP: 0033:0x7f0cf50a43a9 [ 123.360287][ 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 [ 123.360298][ C1] RSP: 002b:00007f0cf5065228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 123.360313][ C1] RAX: ffffffffffffffda RBX: 00007f0cf50656c0 RCX: 00007f0cf50a43a9 [ 123.360323][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 123.360332][ C1] RBP: 00007f0cf512e328 R08: 0000000000000004 R09: 0000000000000000 [ 123.360341][ C1] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f0cf512e320 [ 123.360351][ C1] R13: 00007f0cf512e32c R14: 00007ffca0dcec10 R15: 00007ffca0dcecf8 [ 123.360364][ C1] [ 123.360375][ C1] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.759 msecs [ 265.105940][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 245s! [syz-executor392:559] [ 265.105940][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 245s! [syz-executor392:558] [ 265.105973][ C1] Modules linked in: [ 265.114362][ C0] Modules linked in: [ 265.114374][ C0] CPU: 0 PID: 559 Comm: syz-executor392 Not tainted 6.1.75-syzkaller-00089-g1794308d463f #0 [ 265.122779][ C1] CPU: 1 PID: 558 Comm: syz-executor392 Not tainted 6.1.75-syzkaller-00089-g1794308d463f #0 [ 265.126510][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 265.130241][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 265.140147][ C0] RIP: 0010:kvm_wait+0x147/0x180 [ 265.150031][ C1] RIP: 0010:tipc_sk_rcv+0x132c/0x1c40 [ 265.160721][ C0] 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 eb 11 31 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 265.170689][ C1] Code: 9a f4 fe ff 48 8b 7c 24 30 48 83 ef 80 48 89 7c 24 30 be 04 00 00 00 e8 a2 37 e1 fc bb ff ff ff ff f0 41 0f c1 9d 80 00 00 00 01 00 00 00 89 de e8 38 40 9a fc 83 fb 01 75 0f e8 7e 3c 9a fc [ 265.175553][ C0] RSP: 0018:ffffc90001337780 EFLAGS: 00000246 [ 265.180761][ C1] RSP: 0018:ffffc90001116960 EFLAGS: 00000213 [ 265.200197][ C0] [ 265.200202][ C0] RAX: 0000000000000003 RBX: 1ffff92000266ef4 RCX: ffffffff8500089c [ 265.219726][ C1] [ 265.225740][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff8881233ced98 [ 265.231644][ C1] RAX: 0000000000000001 RBX: 0000000000000005 RCX: ffffffff84db336e [ 265.233809][ C0] RBP: ffffc90001337830 R08: dffffc0000000000 R09: ffffed1024679db4 [ 265.241710][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffff8881233ced80 [ 265.243878][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.251692][ C1] RBP: ffffc90001116bb0 R08: dffffc0000000000 R09: ffffed1024679db1 [ 265.259503][ C0] R13: ffff8881233ced98 R14: 0000000000000003 R15: 1ffff92000266ef8 [ 265.267327][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 265.275122][ C0] FS: 00007f0cf50446c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 265.282935][ C1] R13: ffff8881233ced00 R14: 00000000383ea0de R15: ffffc90001116da0 [ 265.290750][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.298732][ C1] FS: 00007f0cf50656c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 265.306540][ C0] CR2: 00007f0cf5044d58 CR3: 0000000123034000 CR4: 00000000003506b0 [ 265.315394][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 265.323211][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.329656][ C1] CR2: 00007f0cf50a2383 CR3: 0000000123034000 CR4: 00000000003506a0 [ 265.338397][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.346208][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 265.352631][ C0] Call Trace: [ 265.352638][ C0] [ 265.360440][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 265.368270][ C0] ? show_regs+0x58/0x60 [ 265.376061][ C1] Call Trace: [ 265.376067][ C1] [ 265.383874][ C0] ? watchdog_timer_fn+0x4b1/0x5f0 [ 265.386998][ C1] ? show_regs+0x58/0x60 [ 265.389689][ C0] ? proc_watchdog_cpumask+0xf0/0xf0 [ 265.397502][ C1] ? watchdog_timer_fn+0x4b1/0x5f0 [ 265.401588][ C0] ? __hrtimer_run_queues+0x41a/0xad0 [ 265.404702][ C1] ? proc_watchdog_cpumask+0xf0/0xf0 [ 265.407397][ C0] ? hrtimer_interrupt+0xaa0/0xaa0 [ 265.412344][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 265.416424][ C0] ? clockevents_program_event+0x22f/0x300 [ 265.421544][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 265.426490][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 265.431696][ C1] ? clockevents_program_event+0x22f/0x300 [ 265.436837][ C0] ? hrtimer_interrupt+0x40c/0xaa0 [ 265.441772][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 265.446976][ C0] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.452612][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 265.457651][ C0] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 265.463553][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 265.469189][ C0] [ 265.469197][ C0] [ 265.474142][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 265.480358][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 265.486208][ C1] [ 265.486216][ C1] [ 265.491156][ C0] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 265.496799][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 265.502696][ C0] ? kvm_wait+0x147/0x180 [ 265.505479][ C1] ? tipc_sk_rcv+0x131e/0x1c40 [ 265.508271][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 265.513896][ C1] ? tipc_sk_rcv+0x132c/0x1c40 [ 265.519884][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 265.522664][ C1] ? __stack_depot_save+0x419/0x480 [ 265.525444][ C0] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 265.531526][ C1] ? kasan_save_free_info+0x2b/0x40 [ 265.537506][ C0] __pv_queued_spin_lock_slowpath+0x6de/0xda0 [ 265.541669][ C1] ? ____kasan_slab_free+0x131/0x180 [ 265.546277][ C0] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 265.552394][ C1] ? __kasan_slab_free+0x11/0x20 [ 265.557016][ C0] ? avc_has_perm_noaudit+0x430/0x430 [ 265.561932][ C1] ? kmem_cache_free+0x291/0x510 [ 265.566968][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 265.573214][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 265.578257][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 265.584174][ C1] ? tipc_node_distr_xmit+0x36a/0x4d0 [ 265.589399][ C0] ? selinux_socket_sendmsg+0x243/0x340 [ 265.595733][ C1] ? __release_sock+0x145/0x410 [ 265.600501][ C0] ? tipc_getsockopt+0x790/0x790 [ 265.605712][ C1] ? __skb_queue_purge+0x180/0x180 [ 265.610485][ C0] lock_sock_nested+0x92/0x300 [ 265.615452][ C1] ? __sys_setsockopt+0x423/0x8b0 [ 265.620139][ C0] ? sock_init_data+0xc0/0xc0 [ 265.625164][ C1] ? __x64_sys_setsockopt+0xbf/0xd0 [ 265.630373][ C0] ? __kasan_check_write+0x14/0x20 [ 265.635760][ C1] ? do_syscall_64+0x3d/0xb0 [ 265.640441][ C0] ? tipc_getsockopt+0x790/0x790 [ 265.645213][ C1] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 265.650248][ C0] tipc_sendstream+0x47/0x70 [ 265.655115][ C1] tipc_node_xmit+0x34e/0xe40 [ 265.659971][ C0] ____sys_sendmsg+0x5d3/0x9a0 [ 265.664485][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 265.669517][ C0] ? __sys_sendmsg_sock+0x40/0x40 [ 265.674463][ C1] ? kfree_skbmem+0x104/0x170 [ 265.678979][ C0] __sys_sendmsg+0x2a9/0x390 [ 265.683834][ C1] ? ____kasan_slab_free+0x13c/0x180 [ 265.689743][ C0] ? ____sys_sendmsg+0x9a0/0x9a0 [ 265.694171][ C1] ? __kasan_slab_free+0x11/0x20 [ 265.698682][ C0] ? memset+0x35/0x40 [ 265.703303][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 265.708679][ C0] ? ptrace_notify+0x249/0x350 [ 265.713611][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 265.718121][ C0] ? __kasan_check_write+0x14/0x20 [ 265.722546][ C1] ? tipc_msg_reverse+0x6f0/0x990 [ 265.727754][ C0] ? fpregs_restore_userregs+0x130/0x290 [ 265.732535][ C1] tipc_sk_rcv+0x1306/0x1c40 [ 265.737301][ C0] __x64_sys_sendmsg+0x7f/0x90 [ 265.741133][ C1] ? __skb_queue_purge+0x180/0x180 [ 265.746153][ C0] do_syscall_64+0x3d/0xb0 [ 265.750768][ C1] ? raw_irqentry_exit_cond_resched+0x2a/0x30 [ 265.755795][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 265.760736][ C1] ? sysvec_reschedule_ipi+0x80/0x160 [ 265.765600][ C0] RIP: 0033:0x7f0cf50a43a9 [ 265.771066][ C1] tipc_node_xmit+0x34e/0xe40 [ 265.775581][ 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 [ 265.780179][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 265.785131][ C0] RSP: 002b:00007f0cf5044228 EFLAGS: 00000246 [ 265.789374][ C1] ? kernel_text_address+0xa9/0xe0 [ 265.795275][ C0] ORIG_RAX: 000000000000002e [ 265.801004][ C1] ? __kernel_text_address+0xd/0x40 [ 265.806214][ C0] RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007f0cf50a43a9 [ 265.810465][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 265.814983][ C0] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000004 [ 265.834628][ C1] ? arch_stack_walk+0xf3/0x140 [ 265.839562][ C0] RBP: 00007f0cf512e338 R08: 0000000000000000 R09: 0000000000000000 [ 265.845495][ C1] tipc_sk_filter_rcv+0x194e/0x3390 [ 265.850410][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0cf512e330 [ 265.854936][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 265.859957][ C0] R13: 00007f0cf512e33c R14: 00007ffca0dcec10 R15: 00007ffca0dcecf8 [ 265.867772][ C1] ? __kasan_check_write+0x14/0x20 [ 265.873153][ C0] [ 265.881070][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 265.932218][ C1] ? __switch_to+0x62c/0x1190 [ 265.936738][ C1] tipc_sk_rcv+0x815/0x1c40 [ 265.941081][ C1] ? __skb_queue_purge+0x180/0x180 [ 265.946130][ C1] ? __sched_text_start+0x8/0x8 [ 265.950783][ C1] ? tipc_sk_filter_rcv+0x30d5/0x3390 [ 265.956096][ C1] tipc_node_xmit+0x34e/0xe40 [ 265.960613][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 265.965988][ C1] ? irqentry_exit+0x30/0x40 [ 265.970415][ C1] ? sysvec_reschedule_ipi+0x80/0x160 [ 265.975622][ C1] ? asm_sysvec_reschedule_ipi+0x1b/0x20 [ 265.981174][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 265.986211][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 265.991244][ C1] ? __sched_text_start+0x8/0x8 [ 265.995928][ C1] ? newidle_balance+0x8bd/0x1090 [ 266.000790][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 266.005824][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 266.010599][ C1] ? __local_bh_enable_ip+0x58/0x80 [ 266.015633][ C1] __release_sock+0x145/0x410 [ 266.020148][ C1] sockopt_release_sock+0x9a/0x1f0 [ 266.025093][ C1] sk_setsockopt+0x236f/0x3100 [ 266.029695][ C1] ? sockopt_capable+0x60/0x60 [ 266.034291][ C1] ? selinux_socket_setsockopt+0x260/0x360 [ 266.039935][ C1] ? __kasan_check_write+0x14/0x20 [ 266.044881][ C1] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 266.049830][ C1] ? __fget_files+0x2cb/0x330 [ 266.054342][ C1] sock_setsockopt+0x59/0x70 [ 266.058768][ C1] __sys_setsockopt+0x423/0x8b0 [ 266.063454][ C1] ? __ia32_sys_recv+0xb0/0xb0 [ 266.068055][ C1] ? fpregs_restore_userregs+0x130/0x290 [ 266.073521][ C1] __x64_sys_setsockopt+0xbf/0xd0 [ 266.078381][ C1] do_syscall_64+0x3d/0xb0 [ 266.082721][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 266.088468][ C1] RIP: 0033:0x7f0cf50a43a9 [ 266.092704][ 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 [ 266.112146][ C1] RSP: 002b:00007f0cf5065228 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 266.120389][ C1] RAX: ffffffffffffffda RBX: 00007f0cf50656c0 RCX: 00007f0cf50a43a9 [ 266.128201][ C1] RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003 [ 266.136010][ C1] RBP: 00007f0cf512e328 R08: 0000000000000004 R09: 0000000000000000 [ 266.143823][ C1] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f0cf512e320 [ 266.151634][ C1] R13: 00007f0cf512e32c R14: 00007ffca0dcec10 R15: 00007ffca0dcecf8 [ 266.159451][ C1]