./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor791857003

<...>
Warning: Permanently added '10.128.0.91' (ECDSA) to the list of known hosts.
execve("./syz-executor791857003", ["./syz-executor791857003"], 0x7ffd4b170020 /* 10 vars */) = 0
brk(NULL)                               = 0x5555567f7000
brk(0x5555567f7c40)                     = 0x5555567f7c40
arch_prctl(ARCH_SET_FS, 0x5555567f7300) = 0
uname({sysname="Linux", nodename="syzkaller", ...}) = 0
readlink("/proc/self/exe", "/root/syz-executor791857003", 4096) = 27
brk(0x555556818c40)                     = 0x555556818c40
brk(0x555556819000)                     = 0x555556819000
mprotect(0x7f43c0254000, 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
chmod("/dev/raw-gadget", 0666)          = 0
socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3
socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4
sendto(4, [{nlmsg_len=36, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36
recvfrom(4, [{nlmsg_len=704, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5061}, "\x01\x02\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00\x06\x00\x01\x00\x1c\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x26\x00\x00\x00\x48\x02\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x05\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x03\x00"...], 4096, 0, NULL, NULL) = 704
recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5061}, {error=0, msg={nlmsg_len=36, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
access("/proc/net", R_OK)               = 0
access("/proc/net/unix", R_OK)          = 0
socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5
ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0
close(5)                                = 0
sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x06\x00\x0a\x00\xa0\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36
recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5061}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5
ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0
close(5)                                = 0
sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0c\x00\x01\x00\x02\x00\xaa\xaa\xaa\xaa\xaa\xaa"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44
recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5061}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
sendto(3, [{nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=0, ifi_flags=0, ifi_change=0}, [[{nla_len=11, nla_type=IFLA_IFNAME}, "lowpan0"...], [{nla_len=16, nla_type=IFLA_LINKINFO}, [{nla_len=10, nla_type=IFLA_INFO_KIND}, "lowpan"...]], [{nla_len=8, nla_type=IFLA_LINK}, 11]]], 68, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 68
recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5061}, {error=0, msg={nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5
ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0
close(5)                                = 0
sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x06\x00\x0a\x00\xa1\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36
recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5061}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5
ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0
close(5)                                = 0
sendto(3, [{nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=if_nametoindex("wpan1"), ifi_flags=IFF_UP, ifi_change=0x1}, [{nla_len=12, nla_type=IFLA_ADDRESS}, 02:01:aa:aa:aa:aa:aa]], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44
recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5061}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36
close(3)                                = 0
close(4)                                = 0
unshare(CLONE_NEWPID)                   = 0
clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 5064
./strace-static-x86_64: Process 5064 attached
[pid  5064] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy)
[pid  5064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5064] setsid()                    = 1
[pid  5064] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0
[pid  5064] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0
[pid  5064] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0
[pid  5064] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0
[pid  5064] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0
[pid  5064] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0
[pid  5064] unshare(CLONE_NEWNS)        = 0
[pid  5064] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0
[pid  5064] unshare(CLONE_NEWIPC)       = 0
[pid  5064] unshare(CLONE_NEWCGROUP)    = 0
[pid  5064] unshare(CLONE_NEWUTS)       = 0
[pid  5064] unshare(CLONE_SYSVSEM)      = 0
[pid  5064] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5064] write(3, "16777216", 8)     = 8
[pid  5064] close(3)                    = 0
[pid  5064] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3
[pid  5064] write(3, "536870912", 9)    = 9
[pid  5064] close(3)                    = 0
[pid  5064] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5064] write(3, "1024", 4)         = 4
[pid  5064] close(3)                    = 0
[pid  5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3
[pid  5064] write(3, "8192", 4)         = 4
[pid  5064] close(3)                    = 0
[pid  5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3
[pid  5064] write(3, "1024", 4)         = 4
[pid  5064] close(3)                    = 0
[pid  5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3
[pid  5064] write(3, "1024", 4)         = 4
[pid  5064] close(3)                    = 0
[pid  5064] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3
[pid  5064] write(3, "1024 1048576 500 1024", 21) = 21
[pid  5064] close(3)                    = 0
[pid  5064] getpid()                    = 1
[pid  5064] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PTRACE|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_NICE|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5064] capset({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, permitted=1<<CAP_CHOWN|1<<CAP_DAC_OVERRIDE|1<<CAP_DAC_READ_SEARCH|1<<CAP_FOWNER|1<<CAP_FSETID|1<<CAP_KILL|1<<CAP_SETGID|1<<CAP_SETUID|1<<CAP_SETPCAP|1<<CAP_LINUX_IMMUTABLE|1<<CAP_NET_BIND_SERVICE|1<<CAP_NET_BROADCAST|1<<CAP_NET_ADMIN|1<<CAP_NET_RAW|1<<CAP_IPC_LOCK|1<<CAP_IPC_OWNER|1<<CAP_SYS_MODULE|1<<CAP_SYS_RAWIO|1<<CAP_SYS_CHROOT|1<<CAP_SYS_PACCT|1<<CAP_SYS_ADMIN|1<<CAP_SYS_BOOT|1<<CAP_SYS_RESOURCE|1<<CAP_SYS_TIME|1<<CAP_SYS_TTY_CONFIG|1<<CAP_MKNOD|1<<CAP_LEASE|1<<CAP_AUDIT_WRITE|1<<CAP_AUDIT_CONTROL|1<<CAP_SETFCAP|1<<CAP_MAC_OVERRIDE|1<<CAP_MAC_ADMIN|1<<CAP_SYSLOG|1<<CAP_WAKE_ALARM|1<<CAP_BLOCK_SUSPEND|1<<CAP_AUDIT_READ|1<<CAP_PERFMON|1<<CAP_BPF|1<<CAP_CHECKPOINT_RESTORE, inheritable=0}) = 0
[pid  5064] unshare(CLONE_NEWNET)       = 0
[pid  5064] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3
[pid  5064] write(3, "0 65535", 7)      = 7
[pid  5064] close(3)                    = 0
[pid  5064] mkdir("/dev/binderfs", 0777) = 0
[pid  5064] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0
[pid  5064] symlink("/dev/binderfs", "./binderfs") = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5066 attached
, child_tidptr=0x5555567f75d0) = 2
[pid  5066] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5066] setpgid(0, 0)               = 0
[pid  5066] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5066] write(3, "1000", 4)         = 4
[pid  5066] close(3)                    = 0
[pid  5066] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5066] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5066] close(3)                    = 0
[pid  5066] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5066] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5066] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5066] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5066] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5066] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5066] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5066] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5066] exit_group(0)               = ?
[pid  5066] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 3
./strace-static-x86_64: Process 5068 attached
[pid  5068] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5068] setpgid(0, 0)               = 0
[pid  5068] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5068] write(3, "1000", 4)         = 4
[pid  5068] close(3)                    = 0
[pid  5068] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5068] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5068] close(3)                    = 0
[pid  5068] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5068] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5068] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5068] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5068] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5068] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5068] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5068] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5068] exit_group(0)               = ?
[pid  5068] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5070 attached
, child_tidptr=0x5555567f75d0) = 4
[pid  5070] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5070] setpgid(0, 0)               = 0
[pid  5070] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5070] write(3, "1000", 4)         = 4
[pid  5070] close(3)                    = 0
[pid  5070] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5070] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5070] close(3)                    = 0
[pid  5070] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5070] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5070] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5070] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5070] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5070] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5070] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5070] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5070] exit_group(0)               = ?
[pid  5070] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5072 attached
, child_tidptr=0x5555567f75d0) = 5
[pid  5072] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5072] setpgid(0, 0)               = 0
[pid  5072] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5072] write(3, "1000", 4)         = 4
[pid  5072] close(3)                    = 0
[pid  5072] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5072] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5072] close(3)                    = 0
[pid  5072] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5072] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5072] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5072] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5072] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5072] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5072] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5072] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5072] exit_group(0)               = ?
[pid  5072] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5074 attached
, child_tidptr=0x5555567f75d0) = 6
[pid  5074] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5074] setpgid(0, 0)               = 0
[pid  5074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5074] write(3, "1000", 4)         = 4
[pid  5074] close(3)                    = 0
[pid  5074] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5074] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5074] close(3)                    = 0
[pid  5074] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5074] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5074] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5074] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5074] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5074] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5074] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5074] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5074] exit_group(0)               = ?
[pid  5074] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 7
./strace-static-x86_64: Process 5076 attached
[pid  5076] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5076] setpgid(0, 0)               = 0
[pid  5076] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5076] write(3, "1000", 4)         = 4
[pid  5076] close(3)                    = 0
[pid  5076] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5076] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5076] close(3)                    = 0
[pid  5076] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5076] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5076] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5076] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5076] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5076] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5076] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5076] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5076] exit_group(0)               = ?
[pid  5076] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 8
./strace-static-x86_64: Process 5078 attached
[pid  5078] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5078] setpgid(0, 0)               = 0
[pid  5078] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5078] write(3, "1000", 4)         = 4
[pid  5078] close(3)                    = 0
[pid  5078] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5078] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5078] close(3)                    = 0
[pid  5078] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5078] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5078] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5078] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5078] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5078] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5078] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5078] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5078] exit_group(0)               = ?
[pid  5078] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 9
./strace-static-x86_64: Process 5080 attached
[pid  5080] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5080] setpgid(0, 0)               = 0
[pid  5080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5080] write(3, "1000", 4)         = 4
[pid  5080] close(3)                    = 0
[pid  5080] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5080] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5080] close(3)                    = 0
[pid  5080] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5080] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5080] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5080] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5080] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5080] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5080] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5080] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5080] exit_group(0)               = ?
[pid  5080] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 10
./strace-static-x86_64: Process 5082 attached
[pid  5082] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5082] setpgid(0, 0)               = 0
[pid  5082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5082] write(3, "1000", 4)         = 4
[pid  5082] close(3)                    = 0
[pid  5082] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5082] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5082] close(3)                    = 0
[pid  5082] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5082] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5082] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5082] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5082] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5082] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5082] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5082] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5082] exit_group(0)               = ?
[pid  5082] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5084 attached
, child_tidptr=0x5555567f75d0) = 11
[pid  5084] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5084] setpgid(0, 0)               = 0
[pid  5084] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5084] write(3, "1000", 4)         = 4
[pid  5084] close(3)                    = 0
[pid  5084] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5084] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5084] close(3)                    = 0
[pid  5084] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5084] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5084] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5084] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5084] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5084] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5084] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5084] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5084] exit_group(0)               = ?
[pid  5084] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=11, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 12
./strace-static-x86_64: Process 5086 attached
[pid  5086] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5086] setpgid(0, 0)               = 0
[pid  5086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5086] write(3, "1000", 4)         = 4
[pid  5086] close(3)                    = 0
[pid  5086] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5086] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5086] close(3)                    = 0
[pid  5086] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5086] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5086] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5086] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5086] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5086] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5086] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5086] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5086] exit_group(0)               = ?
[pid  5086] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=12, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5088 attached
, child_tidptr=0x5555567f75d0) = 13
[pid  5088] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5088] setpgid(0, 0)               = 0
[pid  5088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5088] write(3, "1000", 4)         = 4
[pid  5088] close(3)                    = 0
[pid  5088] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5088] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5088] close(3)                    = 0
[pid  5088] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5088] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5088] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5088] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5088] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5088] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5088] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5088] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5088] exit_group(0)               = ?
[pid  5088] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=13, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5090 attached
, child_tidptr=0x5555567f75d0) = 14
[pid  5090] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5090] setpgid(0, 0)               = 0
[pid  5090] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5090] write(3, "1000", 4)         = 4
[pid  5090] close(3)                    = 0
[pid  5090] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5090] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5090] close(3)                    = 0
[pid  5090] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5090] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5090] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5090] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5090] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5090] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5090] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5090] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5090] exit_group(0)               = ?
[pid  5090] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=14, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 15
./strace-static-x86_64: Process 5092 attached
[pid  5092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5092] setpgid(0, 0)               = 0
[pid  5092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5092] write(3, "1000", 4)         = 4
[pid  5092] close(3)                    = 0
[pid  5092] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5092] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5092] close(3)                    = 0
[pid  5092] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5092] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5092] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5092] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5092] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5092] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5092] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5092] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5092] exit_group(0)               = ?
[pid  5092] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=15, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 16
./strace-static-x86_64: Process 5094 attached
[pid  5094] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5094] setpgid(0, 0)               = 0
[pid  5094] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5094] write(3, "1000", 4)         = 4
[pid  5094] close(3)                    = 0
[pid  5094] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5094] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5094] close(3)                    = 0
[pid  5094] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5094] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5094] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5094] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5094] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5094] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5094] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5094] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5094] exit_group(0)               = ?
[pid  5094] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=16, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 17
./strace-static-x86_64: Process 5096 attached
[pid  5096] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5096] setpgid(0, 0)               = 0
[pid  5096] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5096] write(3, "1000", 4)         = 4
[pid  5096] close(3)                    = 0
[pid  5096] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5096] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5096] close(3)                    = 0
[pid  5096] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5096] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5096] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5096] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5096] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5096] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5096] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5096] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5096] exit_group(0)               = ?
[pid  5096] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=17, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5098 attached
, child_tidptr=0x5555567f75d0) = 18
[pid  5098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5098] setpgid(0, 0)               = 0
[pid  5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5098] write(3, "1000", 4)         = 4
[pid  5098] close(3)                    = 0
[pid  5098] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5098] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5098] close(3)                    = 0
[pid  5098] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5098] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5098] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5098] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5098] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5098] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5098] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5098] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5098] exit_group(0)               = ?
[pid  5098] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=18, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5100 attached
, child_tidptr=0x5555567f75d0) = 19
[pid  5100] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5100] setpgid(0, 0)               = 0
[pid  5100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5100] write(3, "1000", 4)         = 4
[pid  5100] close(3)                    = 0
[pid  5100] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5100] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5100] close(3)                    = 0
[pid  5100] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5100] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5100] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5100] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5100] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5100] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5100] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5100] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5100] exit_group(0)               = ?
[pid  5100] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=19, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5102 attached
, child_tidptr=0x5555567f75d0) = 20
[pid  5102] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5102] setpgid(0, 0)               = 0
[pid  5102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5102] write(3, "1000", 4)         = 4
[pid  5102] close(3)                    = 0
[pid  5102] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5102] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5102] close(3)                    = 0
[pid  5102] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5102] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5102] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5102] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5102] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5102] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5102] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5102] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5102] exit_group(0)               = ?
[pid  5102] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 21
./strace-static-x86_64: Process 5104 attached
[pid  5104] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5104] setpgid(0, 0)               = 0
[pid  5104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5104] write(3, "1000", 4)         = 4
[pid  5104] close(3)                    = 0
[pid  5104] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5104] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5104] close(3)                    = 0
[pid  5104] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5104] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5104] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5104] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5104] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5104] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5104] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5104] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5104] exit_group(0)               = ?
[pid  5104] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=21, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 22
./strace-static-x86_64: Process 5106 attached
[pid  5106] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5106] setpgid(0, 0)               = 0
[pid  5106] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5106] write(3, "1000", 4)         = 4
[pid  5106] close(3)                    = 0
[pid  5106] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5106] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5106] close(3)                    = 0
[pid  5106] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5106] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5106] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5106] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5106] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5106] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5106] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5106] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5106] exit_group(0)               = ?
[pid  5106] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=22, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 23
./strace-static-x86_64: Process 5108 attached
[pid  5108] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5108] setpgid(0, 0)               = 0
[pid  5108] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5108] write(3, "1000", 4)         = 4
[pid  5108] close(3)                    = 0
[pid  5108] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5108] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5108] close(3)                    = 0
[pid  5108] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5108] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5108] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5108] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5108] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5108] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5108] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5108] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5108] exit_group(0)               = ?
[pid  5108] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=23, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5110 attached
, child_tidptr=0x5555567f75d0) = 24
[pid  5110] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5110] setpgid(0, 0)               = 0
[pid  5110] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5110] write(3, "1000", 4)         = 4
[pid  5110] close(3)                    = 0
[pid  5110] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5110] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5110] close(3)                    = 0
[pid  5110] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5110] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5110] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5110] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5110] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5110] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5110] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5110] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5110] exit_group(0)               = ?
[pid  5110] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=24, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5112 attached
, child_tidptr=0x5555567f75d0) = 25
[pid  5112] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5112] setpgid(0, 0)               = 0
[pid  5112] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5112] write(3, "1000", 4)         = 4
[pid  5112] close(3)                    = 0
[pid  5112] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5112] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5112] close(3)                    = 0
[pid  5112] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5112] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5112] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5112] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5112] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5112] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5112] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5112] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5112] exit_group(0)               = ?
[pid  5112] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=25, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5114 attached
, child_tidptr=0x5555567f75d0) = 26
[pid  5114] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5114] setpgid(0, 0)               = 0
[pid  5114] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5114] write(3, "1000", 4)         = 4
[pid  5114] close(3)                    = 0
[pid  5114] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5114] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5114] close(3)                    = 0
[pid  5114] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5114] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5114] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5114] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5114] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5114] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5114] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5114] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5114] exit_group(0)               = ?
[pid  5114] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=26, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 27
./strace-static-x86_64: Process 5116 attached
[pid  5116] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5116] setpgid(0, 0)               = 0
[pid  5116] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5116] write(3, "1000", 4)         = 4
[pid  5116] close(3)                    = 0
[pid  5116] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5116] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5116] close(3)                    = 0
[pid  5116] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5116] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5116] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5116] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5116] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5116] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5116] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5116] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5116] exit_group(0)               = ?
[pid  5116] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=27, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5118 attached
, child_tidptr=0x5555567f75d0) = 28
[pid  5118] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5118] setpgid(0, 0)               = 0
[pid  5118] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5118] write(3, "1000", 4)         = 4
[pid  5118] close(3)                    = 0
[pid  5118] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5118] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5118] close(3)                    = 0
[pid  5118] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5118] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5118] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5118] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5118] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5118] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5118] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5118] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5118] exit_group(0)               = ?
[pid  5118] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=28, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 29
./strace-static-x86_64: Process 5120 attached
[pid  5120] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5120] setpgid(0, 0)               = 0
[pid  5120] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5120] write(3, "1000", 4)         = 4
[pid  5120] close(3)                    = 0
[pid  5120] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5120] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5120] close(3)                    = 0
[pid  5120] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5120] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5120] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5120] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5120] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5120] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5120] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5120] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5120] exit_group(0)               = ?
[pid  5120] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=29, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 30
./strace-static-x86_64: Process 5122 attached
[pid  5122] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5122] setpgid(0, 0)               = 0
[pid  5122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5122] write(3, "1000", 4)         = 4
[pid  5122] close(3)                    = 0
[pid  5122] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5122] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5122] close(3)                    = 0
[pid  5122] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5122] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5122] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5122] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5122] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5122] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5122] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5122] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5122] exit_group(0)               = ?
[pid  5122] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=30, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 31
./strace-static-x86_64: Process 5124 attached
[pid  5124] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5124] setpgid(0, 0)               = 0
[pid  5124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5124] write(3, "1000", 4)         = 4
[pid  5124] close(3)                    = 0
[pid  5124] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5124] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5124] close(3)                    = 0
[pid  5124] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5124] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5124] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5124] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5124] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5124] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5124] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5124] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5124] exit_group(0)               = ?
[pid  5124] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=31, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 32
./strace-static-x86_64: Process 5126 attached
[pid  5126] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5126] setpgid(0, 0)               = 0
[pid  5126] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5126] write(3, "1000", 4)         = 4
[pid  5126] close(3)                    = 0
[pid  5126] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5126] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5126] close(3)                    = 0
[pid  5126] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5126] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5126] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5126] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5126] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5126] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5126] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5126] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5126] exit_group(0)               = ?
[pid  5126] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 33
./strace-static-x86_64: Process 5128 attached
[pid  5128] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5128] setpgid(0, 0)               = 0
[pid  5128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5128] write(3, "1000", 4)         = 4
[pid  5128] close(3)                    = 0
[pid  5128] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5128] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5128] close(3)                    = 0
[pid  5128] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5128] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5128] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5128] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5128] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5128] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5128] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5128] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5128] exit_group(0)               = ?
[pid  5128] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=33, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 34
./strace-static-x86_64: Process 5130 attached
[pid  5130] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5130] setpgid(0, 0)               = 0
[pid  5130] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5130] write(3, "1000", 4)         = 4
[pid  5130] close(3)                    = 0
[pid  5130] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5130] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5130] close(3)                    = 0
[pid  5130] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5130] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5130] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5130] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5130] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5130] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5130] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5130] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5130] exit_group(0)               = ?
[pid  5130] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=34, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5132 attached
, child_tidptr=0x5555567f75d0) = 35
[pid  5132] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5132] setpgid(0, 0)               = 0
[pid  5132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5132] write(3, "1000", 4)         = 4
[pid  5132] close(3)                    = 0
[pid  5132] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5132] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5132] close(3)                    = 0
[pid  5132] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5132] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5132] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5132] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5132] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5132] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5132] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5132] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5132] exit_group(0)               = ?
[pid  5132] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=35, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 36
./strace-static-x86_64: Process 5134 attached
[pid  5134] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5134] setpgid(0, 0)               = 0
[pid  5134] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5134] write(3, "1000", 4)         = 4
[pid  5134] close(3)                    = 0
[pid  5134] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5134] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5134] close(3)                    = 0
[pid  5134] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5134] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5134] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5134] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5134] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5134] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5134] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5134] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5134] exit_group(0)               = ?
[pid  5134] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=36, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 37
./strace-static-x86_64: Process 5136 attached
[pid  5136] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5136] setpgid(0, 0)               = 0
[pid  5136] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5136] write(3, "1000", 4)         = 4
[pid  5136] close(3)                    = 0
[pid  5136] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5136] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5136] close(3)                    = 0
[pid  5136] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5136] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5136] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5136] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5136] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5136] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5136] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5136] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5136] exit_group(0)               = ?
[pid  5136] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=37, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 38
./strace-static-x86_64: Process 5138 attached
[pid  5138] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5138] setpgid(0, 0)               = 0
[pid  5138] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5138] write(3, "1000", 4)         = 4
[pid  5138] close(3)                    = 0
[pid  5138] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5138] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5138] close(3)                    = 0
[pid  5138] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5138] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5138] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5138] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5138] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5138] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5138] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5138] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5138] exit_group(0)               = ?
[pid  5138] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=38, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5140 attached
, child_tidptr=0x5555567f75d0) = 39
[pid  5140] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5140] setpgid(0, 0)               = 0
[pid  5140] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5140] write(3, "1000", 4)         = 4
[pid  5140] close(3)                    = 0
[pid  5140] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5140] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5140] close(3)                    = 0
[pid  5140] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5140] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5140] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5140] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5140] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5140] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5140] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5140] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5140] exit_group(0)               = ?
[pid  5140] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=39, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 40
./strace-static-x86_64: Process 5142 attached
[pid  5142] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5142] setpgid(0, 0)               = 0
[pid  5142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5142] write(3, "1000", 4)         = 4
[pid  5142] close(3)                    = 0
[pid  5142] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5142] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5142] close(3)                    = 0
[pid  5142] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5142] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5142] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5142] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5142] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5142] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5142] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5142] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5142] exit_group(0)               = ?
[pid  5142] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=40, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 41
./strace-static-x86_64: Process 5144 attached
[pid  5144] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5144] setpgid(0, 0)               = 0
[pid  5144] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5144] write(3, "1000", 4)         = 4
[pid  5144] close(3)                    = 0
[pid  5144] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5144] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5144] close(3)                    = 0
[pid  5144] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5144] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5144] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5144] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5144] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5144] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5144] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5144] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5144] exit_group(0)               = ?
[pid  5144] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=41, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5146 attached
, child_tidptr=0x5555567f75d0) = 42
[pid  5146] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5146] setpgid(0, 0)               = 0
[pid  5146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5146] write(3, "1000", 4)         = 4
[pid  5146] close(3)                    = 0
[pid  5146] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5146] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5146] close(3)                    = 0
[pid  5146] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5146] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5146] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5146] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5146] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5146] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5146] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5146] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5146] exit_group(0)               = ?
[pid  5146] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=42, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5148 attached
, child_tidptr=0x5555567f75d0) = 43
[pid  5148] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5148] setpgid(0, 0)               = 0
[pid  5148] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5148] write(3, "1000", 4)         = 4
[pid  5148] close(3)                    = 0
[pid  5148] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5148] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5148] close(3)                    = 0
[pid  5148] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5148] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5148] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5148] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5148] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5148] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5148] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5148] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5148] exit_group(0)               = ?
[pid  5148] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=43, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5150 attached
, child_tidptr=0x5555567f75d0) = 44
[pid  5150] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5150] setpgid(0, 0)               = 0
[pid  5150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5150] write(3, "1000", 4)         = 4
[pid  5150] close(3)                    = 0
[pid  5150] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5150] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5150] close(3)                    = 0
[pid  5150] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5150] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5150] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5150] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5150] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5150] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5150] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5150] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5150] exit_group(0)               = ?
[pid  5150] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=44, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 45
./strace-static-x86_64: Process 5152 attached
[pid  5152] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5152] setpgid(0, 0)               = 0
[pid  5152] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5152] write(3, "1000", 4)         = 4
[pid  5152] close(3)                    = 0
[pid  5152] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5152] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5152] close(3)                    = 0
[pid  5152] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5152] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5152] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5152] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5152] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5152] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5152] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5152] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5152] exit_group(0)               = ?
[pid  5152] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=45, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5154 attached
, child_tidptr=0x5555567f75d0) = 46
[pid  5154] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5154] setpgid(0, 0)               = 0
[pid  5154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5154] write(3, "1000", 4)         = 4
[pid  5154] close(3)                    = 0
[pid  5154] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5154] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5154] close(3)                    = 0
[pid  5154] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5154] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5154] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5154] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5154] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5154] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5154] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5154] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5154] exit_group(0)               = ?
[pid  5154] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=46, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5156 attached
, child_tidptr=0x5555567f75d0) = 47
[pid  5156] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5156] setpgid(0, 0)               = 0
[pid  5156] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5156] write(3, "1000", 4)         = 4
[pid  5156] close(3)                    = 0
[pid  5156] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5156] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5156] close(3)                    = 0
[pid  5156] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5156] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5156] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5156] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5156] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5156] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5156] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5156] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5156] exit_group(0)               = ?
[pid  5156] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=47, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 48
./strace-static-x86_64: Process 5158 attached
[pid  5158] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5158] setpgid(0, 0)               = 0
[pid  5158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5158] write(3, "1000", 4)         = 4
[pid  5158] close(3)                    = 0
[pid  5158] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5158] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5158] close(3)                    = 0
[pid  5158] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5158] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5158] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5158] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5158] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5158] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5158] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5158] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5158] exit_group(0)               = ?
[pid  5158] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=48, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5160 attached
, child_tidptr=0x5555567f75d0) = 49
[pid  5160] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5160] setpgid(0, 0)               = 0
[pid  5160] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5160] write(3, "1000", 4)         = 4
[pid  5160] close(3)                    = 0
[pid  5160] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5160] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5160] close(3)                    = 0
[pid  5160] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5160] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5160] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5160] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5160] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5160] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5160] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5160] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5160] exit_group(0)               = ?
[pid  5160] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=49, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 50
./strace-static-x86_64: Process 5162 attached
[pid  5162] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5162] setpgid(0, 0)               = 0
[pid  5162] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5162] write(3, "1000", 4)         = 4
[pid  5162] close(3)                    = 0
[pid  5162] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5162] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5162] close(3)                    = 0
[pid  5162] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5162] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5162] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5162] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5162] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5162] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5162] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5162] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5162] exit_group(0)               = ?
[pid  5162] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=50, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 51
./strace-static-x86_64: Process 5164 attached
[pid  5164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5164] setpgid(0, 0)               = 0
[pid  5164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5164] write(3, "1000", 4)         = 4
[pid  5164] close(3)                    = 0
[pid  5164] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5164] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5164] close(3)                    = 0
[pid  5164] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5164] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5164] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5164] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5164] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5164] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5164] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5164] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5164] exit_group(0)               = ?
[pid  5164] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=51, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 52
./strace-static-x86_64: Process 5166 attached
[pid  5166] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5166] setpgid(0, 0)               = 0
[pid  5166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5166] write(3, "1000", 4)         = 4
[pid  5166] close(3)                    = 0
[pid  5166] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5166] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5166] close(3)                    = 0
[pid  5166] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5166] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5166] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5166] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5166] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5166] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5166] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5166] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5166] exit_group(0)               = ?
[pid  5166] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=52, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 53
./strace-static-x86_64: Process 5168 attached
[pid  5168] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5168] setpgid(0, 0)               = 0
[pid  5168] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5168] write(3, "1000", 4)         = 4
[pid  5168] close(3)                    = 0
[pid  5168] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5168] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5168] close(3)                    = 0
[pid  5168] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5168] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5168] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5168] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5168] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5168] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5168] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5168] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5168] exit_group(0)               = ?
[pid  5168] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=53, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 54
./strace-static-x86_64: Process 5170 attached
[pid  5170] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5170] setpgid(0, 0)               = 0
[pid  5170] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5170] write(3, "1000", 4)         = 4
[pid  5170] close(3)                    = 0
[pid  5170] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5170] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5170] close(3)                    = 0
[pid  5170] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5170] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5170] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5170] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5170] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5170] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5170] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5170] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5170] exit_group(0)               = ?
[pid  5170] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=54, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 55
./strace-static-x86_64: Process 5172 attached
[pid  5172] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5172] setpgid(0, 0)               = 0
[pid  5172] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5172] write(3, "1000", 4)         = 4
[pid  5172] close(3)                    = 0
[pid  5172] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5172] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5172] close(3)                    = 0
[pid  5172] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5172] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5172] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5172] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5172] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5172] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5172] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5172] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5172] exit_group(0)               = ?
[pid  5172] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=55, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 56
./strace-static-x86_64: Process 5174 attached
[pid  5174] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5174] setpgid(0, 0)               = 0
[pid  5174] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5174] write(3, "1000", 4)         = 4
[pid  5174] close(3)                    = 0
[pid  5174] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5174] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5174] close(3)                    = 0
[pid  5174] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5174] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5174] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5174] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5174] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5174] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5174] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5174] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5174] exit_group(0)               = ?
[pid  5174] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=56, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 57
./strace-static-x86_64: Process 5176 attached
[pid  5176] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5176] setpgid(0, 0)               = 0
[pid  5176] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5176] write(3, "1000", 4)         = 4
[pid  5176] close(3)                    = 0
[pid  5176] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5176] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5176] close(3)                    = 0
[pid  5176] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5176] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5176] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5176] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5176] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5176] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5176] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5176] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5176] exit_group(0)               = ?
[pid  5176] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=57, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5178 attached
, child_tidptr=0x5555567f75d0) = 58
[pid  5178] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5178] setpgid(0, 0)               = 0
[pid  5178] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5178] write(3, "1000", 4)         = 4
[pid  5178] close(3)                    = 0
[pid  5178] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5178] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5178] close(3)                    = 0
[pid  5178] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5178] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5178] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5178] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5178] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5178] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5178] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5178] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5178] exit_group(0)               = ?
[pid  5178] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=58, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5180 attached
, child_tidptr=0x5555567f75d0) = 59
[pid  5180] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5180] setpgid(0, 0)               = 0
[pid  5180] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5180] write(3, "1000", 4)         = 4
[pid  5180] close(3)                    = 0
[pid  5180] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5180] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5180] close(3)                    = 0
[pid  5180] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5180] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5180] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5180] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5180] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5180] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5180] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5180] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5180] exit_group(0)               = ?
[pid  5180] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=59, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5182 attached
, child_tidptr=0x5555567f75d0) = 60
[pid  5182] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5182] setpgid(0, 0)               = 0
[pid  5182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5182] write(3, "1000", 4)         = 4
[pid  5182] close(3)                    = 0
[pid  5182] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5182] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5182] close(3)                    = 0
[pid  5182] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5182] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5182] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5182] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5182] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5182] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5182] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5182] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5182] exit_group(0)               = ?
[pid  5182] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=60, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 61
./strace-static-x86_64: Process 5184 attached
[pid  5184] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5184] setpgid(0, 0)               = 0
[pid  5184] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5184] write(3, "1000", 4)         = 4
[pid  5184] close(3)                    = 0
[pid  5184] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5184] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5184] close(3)                    = 0
[pid  5184] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5184] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5184] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5184] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5184] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5184] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5184] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5184] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5184] exit_group(0)               = ?
[pid  5184] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=61, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 62
./strace-static-x86_64: Process 5186 attached
[pid  5186] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5186] setpgid(0, 0)               = 0
[pid  5186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5186] write(3, "1000", 4)         = 4
[pid  5186] close(3)                    = 0
[pid  5186] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5186] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5186] close(3)                    = 0
[pid  5186] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5186] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5186] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5186] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5186] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5186] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5186] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5186] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5186] exit_group(0)               = ?
[pid  5186] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=62, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 63
./strace-static-x86_64: Process 5188 attached
[pid  5188] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5188] setpgid(0, 0)               = 0
[pid  5188] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5188] write(3, "1000", 4)         = 4
[pid  5188] close(3)                    = 0
[pid  5188] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5188] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5188] close(3)                    = 0
[pid  5188] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5188] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5188] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5188] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5188] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5188] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5188] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5188] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5188] exit_group(0)               = ?
[pid  5188] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=63, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 64
./strace-static-x86_64: Process 5190 attached
[pid  5190] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5190] setpgid(0, 0)               = 0
[pid  5190] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5190] write(3, "1000", 4)         = 4
[pid  5190] close(3)                    = 0
[pid  5190] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5190] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5190] close(3)                    = 0
[pid  5190] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5190] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5190] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5190] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5190] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5190] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5190] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5190] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5190] exit_group(0)               = ?
[pid  5190] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=64, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5192 attached
, child_tidptr=0x5555567f75d0) = 65
[pid  5192] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5192] setpgid(0, 0)               = 0
[pid  5192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5192] write(3, "1000", 4)         = 4
[pid  5192] close(3)                    = 0
[pid  5192] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5192] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5192] close(3)                    = 0
[pid  5192] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5192] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5192] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5192] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5192] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5192] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5192] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5192] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5192] exit_group(0)               = ?
[pid  5192] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=65, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5194 attached
, child_tidptr=0x5555567f75d0) = 66
[pid  5194] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5194] setpgid(0, 0)               = 0
[pid  5194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5194] write(3, "1000", 4)         = 4
[pid  5194] close(3)                    = 0
[pid  5194] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5194] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5194] close(3)                    = 0
[pid  5194] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5194] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5194] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5194] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5194] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5194] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5194] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5194] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5194] exit_group(0)               = ?
[pid  5194] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=66, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5196 attached
, child_tidptr=0x5555567f75d0) = 67
[pid  5196] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5196] setpgid(0, 0)               = 0
[pid  5196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5196] write(3, "1000", 4)         = 4
[pid  5196] close(3)                    = 0
[pid  5196] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5196] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5196] close(3)                    = 0
[pid  5196] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5196] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5196] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5196] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5196] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5196] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5196] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5196] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5196] exit_group(0)               = ?
[pid  5196] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=67, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5198 attached
, child_tidptr=0x5555567f75d0) = 68
[pid  5198] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5198] setpgid(0, 0)               = 0
[pid  5198] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5198] write(3, "1000", 4)         = 4
[pid  5198] close(3)                    = 0
[pid  5198] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5198] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5198] close(3)                    = 0
[pid  5198] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5198] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5198] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5198] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5198] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5198] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5198] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5198] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5198] exit_group(0)               = ?
[pid  5198] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=68, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 69
./strace-static-x86_64: Process 5200 attached
[pid  5200] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5200] setpgid(0, 0)               = 0
[pid  5200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5200] write(3, "1000", 4)         = 4
[pid  5200] close(3)                    = 0
[pid  5200] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5200] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5200] close(3)                    = 0
[pid  5200] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5200] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5200] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5200] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5200] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5200] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5200] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5200] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5200] exit_group(0)               = ?
[pid  5200] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=69, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5202 attached
, child_tidptr=0x5555567f75d0) = 70
[pid  5202] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5202] setpgid(0, 0)               = 0
[pid  5202] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5202] write(3, "1000", 4)         = 4
[pid  5202] close(3)                    = 0
[pid  5202] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5202] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5202] close(3)                    = 0
[pid  5202] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5202] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5202] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5202] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5202] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5202] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5202] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5202] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5202] exit_group(0)               = ?
[pid  5202] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=70, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5204 attached
, child_tidptr=0x5555567f75d0) = 71
[pid  5204] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5204] setpgid(0, 0)               = 0
[pid  5204] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5204] write(3, "1000", 4)         = 4
[pid  5204] close(3)                    = 0
[pid  5204] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5204] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5204] close(3)                    = 0
[pid  5204] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5204] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5204] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5204] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5204] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5204] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5204] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5204] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5204] exit_group(0)               = ?
[pid  5204] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=71, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5206 attached
, child_tidptr=0x5555567f75d0) = 72
[pid  5206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5206] setpgid(0, 0)               = 0
[pid  5206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5206] write(3, "1000", 4)         = 4
[pid  5206] close(3)                    = 0
[pid  5206] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5206] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5206] close(3)                    = 0
[pid  5206] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5206] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5206] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5206] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5206] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5206] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5206] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5206] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5206] exit_group(0)               = ?
[pid  5206] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=72, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 73
./strace-static-x86_64: Process 5208 attached
[pid  5208] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5208] setpgid(0, 0)               = 0
[pid  5208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5208] write(3, "1000", 4)         = 4
[pid  5208] close(3)                    = 0
[pid  5208] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5208] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5208] close(3)                    = 0
[pid  5208] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5208] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5208] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5208] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5208] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5208] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5208] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5208] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5208] exit_group(0)               = ?
[pid  5208] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=73, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 74
./strace-static-x86_64: Process 5210 attached
[pid  5210] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5210] setpgid(0, 0)               = 0
[pid  5210] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5210] write(3, "1000", 4)         = 4
[pid  5210] close(3)                    = 0
[pid  5210] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5210] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5210] close(3)                    = 0
[pid  5210] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5210] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5210] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5210] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5210] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5210] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5210] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5210] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5210] exit_group(0)               = ?
[pid  5210] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=74, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 75
./strace-static-x86_64: Process 5212 attached
[pid  5212] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5212] setpgid(0, 0)               = 0
[pid  5212] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5212] write(3, "1000", 4)         = 4
[pid  5212] close(3)                    = 0
[pid  5212] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5212] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5212] close(3)                    = 0
[pid  5212] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5212] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5212] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5212] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5212] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5212] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5212] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5212] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5212] exit_group(0)               = ?
[pid  5212] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=75, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 76
./strace-static-x86_64: Process 5214 attached
[pid  5214] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5214] setpgid(0, 0)               = 0
[pid  5214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5214] write(3, "1000", 4)         = 4
[pid  5214] close(3)                    = 0
[pid  5214] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5214] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5214] close(3)                    = 0
[pid  5214] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5214] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5214] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5214] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5214] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5214] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5214] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5214] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5214] exit_group(0)               = ?
[pid  5214] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=76, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 77
./strace-static-x86_64: Process 5216 attached
[pid  5216] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5216] setpgid(0, 0)               = 0
[pid  5216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5216] write(3, "1000", 4)         = 4
[pid  5216] close(3)                    = 0
[pid  5216] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5216] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5216] close(3)                    = 0
[pid  5216] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5216] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5216] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5216] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5216] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5216] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5216] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5216] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5216] exit_group(0)               = ?
[pid  5216] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=77, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 78
./strace-static-x86_64: Process 5218 attached
[pid  5218] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5218] setpgid(0, 0)               = 0
[pid  5218] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5218] write(3, "1000", 4)         = 4
[pid  5218] close(3)                    = 0
[pid  5218] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5218] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5218] close(3)                    = 0
[pid  5218] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5218] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5218] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5218] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5218] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5218] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5218] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5218] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5218] exit_group(0)               = ?
[pid  5218] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=78, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 79
./strace-static-x86_64: Process 5220 attached
[pid  5220] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5220] setpgid(0, 0)               = 0
[pid  5220] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5220] write(3, "1000", 4)         = 4
[pid  5220] close(3)                    = 0
[pid  5220] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5220] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5220] close(3)                    = 0
[pid  5220] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5220] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5220] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5220] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5220] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5220] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5220] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5220] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5220] exit_group(0)               = ?
[pid  5220] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=79, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 80
./strace-static-x86_64: Process 5222 attached
[pid  5222] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5222] setpgid(0, 0)               = 0
[pid  5222] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5222] write(3, "1000", 4)         = 4
[pid  5222] close(3)                    = 0
[pid  5222] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5222] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5222] close(3)                    = 0
[pid  5222] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5222] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5222] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5222] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5222] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5222] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5222] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5222] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5222] exit_group(0)               = ?
[pid  5222] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=80, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 81
./strace-static-x86_64: Process 5224 attached
[pid  5224] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5224] setpgid(0, 0)               = 0
[pid  5224] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5224] write(3, "1000", 4)         = 4
[pid  5224] close(3)                    = 0
[pid  5224] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5224] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5224] close(3)                    = 0
[pid  5224] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5224] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5224] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5224] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5224] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5224] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5224] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5224] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5224] exit_group(0)               = ?
[pid  5224] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=81, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 82
./strace-static-x86_64: Process 5226 attached
[pid  5226] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5226] setpgid(0, 0)               = 0
[pid  5226] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5226] write(3, "1000", 4)         = 4
[pid  5226] close(3)                    = 0
[pid  5226] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5226] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5226] close(3)                    = 0
[pid  5226] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5226] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5226] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5226] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5226] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5226] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5226] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5226] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5226] exit_group(0)               = ?
[pid  5226] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=82, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5228 attached
, child_tidptr=0x5555567f75d0) = 83
[pid  5228] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5228] setpgid(0, 0)               = 0
[pid  5228] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5228] write(3, "1000", 4)         = 4
[pid  5228] close(3)                    = 0
[pid  5228] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5228] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5228] close(3)                    = 0
[pid  5228] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5228] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5228] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5228] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5228] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5228] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5228] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5228] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5228] exit_group(0)               = ?
[pid  5228] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=83, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 84
./strace-static-x86_64: Process 5230 attached
[pid  5230] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5230] setpgid(0, 0)               = 0
[pid  5230] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5230] write(3, "1000", 4)         = 4
[pid  5230] close(3)                    = 0
[pid  5230] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5230] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5230] close(3)                    = 0
[pid  5230] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5230] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5230] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5230] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5230] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5230] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5230] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5230] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5230] exit_group(0)               = ?
[pid  5230] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=84, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 85
./strace-static-x86_64: Process 5232 attached
[pid  5232] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5232] setpgid(0, 0)               = 0
[pid  5232] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5232] write(3, "1000", 4)         = 4
[pid  5232] close(3)                    = 0
[pid  5232] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5232] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5232] close(3)                    = 0
[pid  5232] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5232] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5232] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5232] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5232] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5232] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5232] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5232] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5232] exit_group(0)               = ?
[pid  5232] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=85, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 86
./strace-static-x86_64: Process 5234 attached
[pid  5234] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5234] setpgid(0, 0)               = 0
[pid  5234] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5234] write(3, "1000", 4)         = 4
[pid  5234] close(3)                    = 0
[pid  5234] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5234] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5234] close(3)                    = 0
[pid  5234] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5234] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5234] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5234] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5234] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5234] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5234] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5234] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5234] exit_group(0)               = ?
[pid  5234] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=86, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5236 attached
, child_tidptr=0x5555567f75d0) = 87
[pid  5236] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5236] setpgid(0, 0)               = 0
[pid  5236] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5236] write(3, "1000", 4)         = 4
[pid  5236] close(3)                    = 0
[pid  5236] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5236] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5236] close(3)                    = 0
[pid  5236] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5236] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5236] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5236] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5236] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5236] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5236] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5236] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5236] exit_group(0)               = ?
[pid  5236] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=87, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 88
./strace-static-x86_64: Process 5238 attached
[pid  5238] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5238] setpgid(0, 0)               = 0
[pid  5238] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5238] write(3, "1000", 4)         = 4
[pid  5238] close(3)                    = 0
[pid  5238] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5238] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5238] close(3)                    = 0
[pid  5238] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5238] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5238] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5238] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5238] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5238] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5238] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5238] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5238] exit_group(0)               = ?
[pid  5238] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=88, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 89
./strace-static-x86_64: Process 5240 attached
[pid  5240] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5240] setpgid(0, 0)               = 0
[pid  5240] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5240] write(3, "1000", 4)         = 4
[pid  5240] close(3)                    = 0
[pid  5240] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5240] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5240] close(3)                    = 0
[pid  5240] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5240] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5240] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5240] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5240] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5240] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5240] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5240] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5240] exit_group(0)               = ?
[pid  5240] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=89, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 90
./strace-static-x86_64: Process 5242 attached
[pid  5242] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5242] setpgid(0, 0)               = 0
[pid  5242] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5242] write(3, "1000", 4)         = 4
[pid  5242] close(3)                    = 0
[pid  5242] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5242] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5242] close(3)                    = 0
[pid  5242] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5242] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5242] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5242] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5242] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5242] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5242] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5242] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5242] exit_group(0)               = ?
[pid  5242] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=90, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 91
./strace-static-x86_64: Process 5244 attached
[pid  5244] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5244] setpgid(0, 0)               = 0
[pid  5244] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5244] write(3, "1000", 4)         = 4
[pid  5244] close(3)                    = 0
[pid  5244] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5244] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5244] close(3)                    = 0
[pid  5244] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5244] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5244] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5244] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5244] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5244] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5244] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5244] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5244] exit_group(0)               = ?
[pid  5244] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=91, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 92
./strace-static-x86_64: Process 5246 attached
[pid  5246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5246] setpgid(0, 0)               = 0
[pid  5246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5246] write(3, "1000", 4)         = 4
[pid  5246] close(3)                    = 0
[pid  5246] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5246] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5246] close(3)                    = 0
[pid  5246] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5246] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5246] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5246] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5246] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5246] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5246] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5246] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5246] exit_group(0)               = ?
[pid  5246] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=92, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 93
./strace-static-x86_64: Process 5248 attached
[pid  5248] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5248] setpgid(0, 0)               = 0
[pid  5248] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5248] write(3, "1000", 4)         = 4
[pid  5248] close(3)                    = 0
[pid  5248] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5248] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5248] close(3)                    = 0
[pid  5248] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5248] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5248] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5248] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5248] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5248] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5248] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5248] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5248] exit_group(0)               = ?
[pid  5248] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=93, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 94
./strace-static-x86_64: Process 5250 attached
[pid  5250] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5250] setpgid(0, 0)               = 0
[pid  5250] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5250] write(3, "1000", 4)         = 4
[pid  5250] close(3)                    = 0
[pid  5250] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5250] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5250] close(3)                    = 0
[pid  5250] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5250] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5250] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5250] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5250] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5250] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5250] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5250] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5250] exit_group(0)               = ?
[pid  5250] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=94, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5252 attached
, child_tidptr=0x5555567f75d0) = 95
[pid  5252] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5252] setpgid(0, 0)               = 0
[pid  5252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5252] write(3, "1000", 4)         = 4
[pid  5252] close(3)                    = 0
[pid  5252] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5252] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5252] close(3)                    = 0
[pid  5252] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5252] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5252] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5252] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5252] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5252] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5252] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5252] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5252] exit_group(0)               = ?
[pid  5252] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=95, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 96
./strace-static-x86_64: Process 5254 attached
[pid  5254] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5254] setpgid(0, 0)               = 0
[pid  5254] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5254] write(3, "1000", 4)         = 4
[pid  5254] close(3)                    = 0
[pid  5254] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5254] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5254] close(3)                    = 0
[pid  5254] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5254] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5254] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5254] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5254] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5254] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5254] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5254] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5254] exit_group(0)               = ?
[pid  5254] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=96, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 97
./strace-static-x86_64: Process 5256 attached
[pid  5256] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5256] setpgid(0, 0)               = 0
[pid  5256] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5256] write(3, "1000", 4)         = 4
[pid  5256] close(3)                    = 0
[pid  5256] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5256] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5256] close(3)                    = 0
[pid  5256] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5256] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5256] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5256] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5256] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5256] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5256] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5256] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5256] exit_group(0)               = ?
[pid  5256] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=97, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 98
./strace-static-x86_64: Process 5258 attached
[pid  5258] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5258] setpgid(0, 0)               = 0
[pid  5258] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5258] write(3, "1000", 4)         = 4
[pid  5258] close(3)                    = 0
[pid  5258] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5258] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5258] close(3)                    = 0
[pid  5258] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5258] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5258] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5258] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5258] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5258] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5258] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5258] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5258] exit_group(0)               = ?
[pid  5258] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=98, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5260 attached
, child_tidptr=0x5555567f75d0) = 99
[pid  5260] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5260] setpgid(0, 0)               = 0
[pid  5260] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5260] write(3, "1000", 4)         = 4
[pid  5260] close(3)                    = 0
[pid  5260] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5260] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5260] close(3)                    = 0
[pid  5260] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5260] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5260] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5260] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5260] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5260] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5260] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5260] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5260] exit_group(0)               = ?
[pid  5260] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=99, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 100
./strace-static-x86_64: Process 5262 attached
[pid  5262] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5262] setpgid(0, 0)               = 0
[pid  5262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5262] write(3, "1000", 4)         = 4
[pid  5262] close(3)                    = 0
[pid  5262] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5262] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5262] close(3)                    = 0
[pid  5262] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5262] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5262] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5262] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5262] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5262] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5262] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5262] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5262] exit_group(0)               = ?
[pid  5262] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=100, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5264 attached
, child_tidptr=0x5555567f75d0) = 101
[pid  5264] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5264] setpgid(0, 0)               = 0
[pid  5264] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5264] write(3, "1000", 4)         = 4
[pid  5264] close(3)                    = 0
[pid  5264] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5264] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5264] close(3)                    = 0
[pid  5264] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5264] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5264] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5264] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5264] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5264] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5264] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5264] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5264] exit_group(0)               = ?
[pid  5264] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=101, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 102
./strace-static-x86_64: Process 5266 attached
[pid  5266] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5266] setpgid(0, 0)               = 0
[pid  5266] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5266] write(3, "1000", 4)         = 4
[pid  5266] close(3)                    = 0
[pid  5266] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5266] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5266] close(3)                    = 0
[pid  5266] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5266] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5266] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5266] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5266] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5266] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5266] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5266] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5266] exit_group(0)               = ?
[pid  5266] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=102, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 103
./strace-static-x86_64: Process 5268 attached
[pid  5268] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5268] setpgid(0, 0)               = 0
[pid  5268] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5268] write(3, "1000", 4)         = 4
[pid  5268] close(3)                    = 0
[pid  5268] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5268] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5268] close(3)                    = 0
[pid  5268] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5268] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5268] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5268] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5268] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5268] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5268] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5268] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5268] exit_group(0)               = ?
[pid  5268] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=103, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 104
./strace-static-x86_64: Process 5270 attached
[pid  5270] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5270] setpgid(0, 0)               = 0
[pid  5270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5270] write(3, "1000", 4)         = 4
[pid  5270] close(3)                    = 0
[pid  5270] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5270] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5270] close(3)                    = 0
[pid  5270] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5270] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5270] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5270] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5270] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5270] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5270] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5270] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5270] exit_group(0)               = ?
[pid  5270] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=104, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 105
./strace-static-x86_64: Process 5272 attached
[pid  5272] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5272] setpgid(0, 0)               = 0
[pid  5272] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5272] write(3, "1000", 4)         = 4
[pid  5272] close(3)                    = 0
[pid  5272] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5272] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5272] close(3)                    = 0
[pid  5272] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5272] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5272] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5272] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5272] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5272] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5272] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5272] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5272] exit_group(0)               = ?
[pid  5272] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=105, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5274 attached
, child_tidptr=0x5555567f75d0) = 106
[pid  5274] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5274] setpgid(0, 0)               = 0
[pid  5274] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5274] write(3, "1000", 4)         = 4
[pid  5274] close(3)                    = 0
[pid  5274] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5274] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5274] close(3)                    = 0
[pid  5274] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5274] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5274] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5274] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5274] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5274] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5274] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5274] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5274] exit_group(0)               = ?
[pid  5274] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=106, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 107
./strace-static-x86_64: Process 5276 attached
[pid  5276] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5276] setpgid(0, 0)               = 0
[pid  5276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5276] write(3, "1000", 4)         = 4
[pid  5276] close(3)                    = 0
[pid  5276] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5276] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5276] close(3)                    = 0
[pid  5276] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5276] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5276] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5276] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5276] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5276] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5276] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5276] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5276] exit_group(0)               = ?
[pid  5276] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=107, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 108
./strace-static-x86_64: Process 5278 attached
[pid  5278] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5278] setpgid(0, 0)               = 0
[pid  5278] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5278] write(3, "1000", 4)         = 4
[pid  5278] close(3)                    = 0
[pid  5278] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5278] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5278] close(3)                    = 0
[pid  5278] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5278] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5278] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5278] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5278] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5278] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5278] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5278] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5278] exit_group(0)               = ?
[pid  5278] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=108, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 109
./strace-static-x86_64: Process 5280 attached
[pid  5280] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5280] setpgid(0, 0)               = 0
[pid  5280] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5280] write(3, "1000", 4)         = 4
[pid  5280] close(3)                    = 0
[pid  5280] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5280] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5280] close(3)                    = 0
[pid  5280] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5280] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5280] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5280] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5280] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5280] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5280] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5280] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5280] exit_group(0)               = ?
[pid  5280] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=109, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 110
./strace-static-x86_64: Process 5282 attached
[pid  5282] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5282] setpgid(0, 0)               = 0
[pid  5282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5282] write(3, "1000", 4)         = 4
[pid  5282] close(3)                    = 0
[pid  5282] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5282] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5282] close(3)                    = 0
[pid  5282] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5282] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5282] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5282] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5282] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5282] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5282] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5282] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5282] exit_group(0)               = ?
[pid  5282] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=110, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 111
./strace-static-x86_64: Process 5284 attached
[pid  5284] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5284] setpgid(0, 0)               = 0
[pid  5284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5284] write(3, "1000", 4)         = 4
[pid  5284] close(3)                    = 0
[pid  5284] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5284] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5284] close(3)                    = 0
[pid  5284] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5284] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5284] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5284] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5284] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5284] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5284] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5284] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5284] exit_group(0)               = ?
[pid  5284] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=111, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 112
./strace-static-x86_64: Process 5286 attached
[pid  5286] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5286] setpgid(0, 0)               = 0
[pid  5286] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5286] write(3, "1000", 4)         = 4
[pid  5286] close(3)                    = 0
[pid  5286] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5286] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5286] close(3)                    = 0
[pid  5286] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5286] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5286] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5286] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5286] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5286] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5286] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5286] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5286] exit_group(0)               = ?
[pid  5286] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=112, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5288 attached
, child_tidptr=0x5555567f75d0) = 113
[pid  5288] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5288] setpgid(0, 0)               = 0
[pid  5288] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5288] write(3, "1000", 4)         = 4
[pid  5288] close(3)                    = 0
[pid  5288] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5288] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5288] close(3)                    = 0
[pid  5288] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5288] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5288] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5288] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5288] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5288] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5288] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5288] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5288] exit_group(0)               = ?
[pid  5288] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=113, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 114
./strace-static-x86_64: Process 5290 attached
[pid  5290] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5290] setpgid(0, 0)               = 0
[pid  5290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5290] write(3, "1000", 4)         = 4
[pid  5290] close(3)                    = 0
[pid  5290] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5290] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5290] close(3)                    = 0
[pid  5290] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5290] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5290] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5290] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5290] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5290] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5290] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5290] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5290] exit_group(0)               = ?
[pid  5290] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=114, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5292 attached
, child_tidptr=0x5555567f75d0) = 115
[pid  5292] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5292] setpgid(0, 0)               = 0
[pid  5292] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5292] write(3, "1000", 4)         = 4
[pid  5292] close(3)                    = 0
[pid  5292] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5292] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5292] close(3)                    = 0
[pid  5292] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5292] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5292] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5292] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5292] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5292] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5292] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5292] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5292] exit_group(0)               = ?
[pid  5292] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=115, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 116
./strace-static-x86_64: Process 5294 attached
[pid  5294] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5294] setpgid(0, 0)               = 0
[pid  5294] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5294] write(3, "1000", 4)         = 4
[pid  5294] close(3)                    = 0
[pid  5294] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5294] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5294] close(3)                    = 0
[pid  5294] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5294] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5294] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5294] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5294] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5294] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5294] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5294] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5294] exit_group(0)               = ?
[pid  5294] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=116, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 117
./strace-static-x86_64: Process 5296 attached
[pid  5296] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5296] setpgid(0, 0)               = 0
[pid  5296] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5296] write(3, "1000", 4)         = 4
[pid  5296] close(3)                    = 0
[pid  5296] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5296] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5296] close(3)                    = 0
[pid  5296] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5296] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5296] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5296] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5296] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5296] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5296] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5296] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5296] exit_group(0)               = ?
[pid  5296] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=117, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 118
./strace-static-x86_64: Process 5298 attached
[pid  5298] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5298] setpgid(0, 0)               = 0
[pid  5298] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5298] write(3, "1000", 4)         = 4
[pid  5298] close(3)                    = 0
[pid  5298] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5298] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5298] close(3)                    = 0
[pid  5298] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5298] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5298] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5298] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5298] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5298] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5298] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5298] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5298] exit_group(0)               = ?
[pid  5298] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=118, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 119
./strace-static-x86_64: Process 5300 attached
[pid  5300] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5300] setpgid(0, 0)               = 0
[pid  5300] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5300] write(3, "1000", 4)         = 4
[pid  5300] close(3)                    = 0
[pid  5300] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5300] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5300] close(3)                    = 0
[pid  5300] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5300] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5300] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5300] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5300] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5300] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5300] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5300] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5300] exit_group(0)               = ?
[pid  5300] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=119, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 120
./strace-static-x86_64: Process 5302 attached
[pid  5302] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5302] setpgid(0, 0)               = 0
[pid  5302] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5302] write(3, "1000", 4)         = 4
[pid  5302] close(3)                    = 0
[pid  5302] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5302] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5302] close(3)                    = 0
[pid  5302] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5302] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5302] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5302] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5302] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5302] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5302] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5302] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5302] exit_group(0)               = ?
[pid  5302] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=120, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 121
./strace-static-x86_64: Process 5304 attached
[pid  5304] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5304] setpgid(0, 0)               = 0
[pid  5304] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5304] write(3, "1000", 4)         = 4
[pid  5304] close(3)                    = 0
[pid  5304] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5304] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5304] close(3)                    = 0
[pid  5304] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5304] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5304] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5304] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5304] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5304] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5304] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5304] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5304] exit_group(0)               = ?
[pid  5304] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=121, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 122
./strace-static-x86_64: Process 5306 attached
[pid  5306] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5306] setpgid(0, 0)               = 0
[pid  5306] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5306] write(3, "1000", 4)         = 4
[pid  5306] close(3)                    = 0
[pid  5306] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5306] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5306] close(3)                    = 0
[pid  5306] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5306] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5306] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5306] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5306] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5306] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5306] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5306] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5306] exit_group(0)               = ?
[pid  5306] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=122, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5308 attached
, child_tidptr=0x5555567f75d0) = 123
[pid  5308] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5308] setpgid(0, 0)               = 0
[pid  5308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5308] write(3, "1000", 4)         = 4
[pid  5308] close(3)                    = 0
[pid  5308] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5308] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5308] close(3)                    = 0
[pid  5308] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5308] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5308] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5308] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5308] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5308] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5308] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5308] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5308] exit_group(0)               = ?
[pid  5308] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=123, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 124
./strace-static-x86_64: Process 5310 attached
[pid  5310] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5310] setpgid(0, 0)               = 0
[pid  5310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5310] write(3, "1000", 4)         = 4
[pid  5310] close(3)                    = 0
[pid  5310] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5310] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5310] close(3)                    = 0
[pid  5310] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5310] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5310] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5310] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5310] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5310] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5310] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5310] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5310] exit_group(0)               = ?
[pid  5310] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=124, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 125
./strace-static-x86_64: Process 5312 attached
[pid  5312] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5312] setpgid(0, 0)               = 0
[pid  5312] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5312] write(3, "1000", 4)         = 4
[pid  5312] close(3)                    = 0
[pid  5312] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5312] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5312] close(3)                    = 0
[pid  5312] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5312] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5312] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5312] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5312] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5312] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5312] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5312] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5312] exit_group(0)               = ?
[pid  5312] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=125, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5314 attached
, child_tidptr=0x5555567f75d0) = 126
[pid  5314] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5314] setpgid(0, 0)               = 0
[pid  5314] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5314] write(3, "1000", 4)         = 4
[pid  5314] close(3)                    = 0
[pid  5314] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5314] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5314] close(3)                    = 0
[pid  5314] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5314] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5314] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5314] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5314] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5314] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5314] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5314] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5314] exit_group(0)               = ?
[pid  5314] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=126, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5316 attached
, child_tidptr=0x5555567f75d0) = 127
[pid  5316] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5316] setpgid(0, 0)               = 0
[pid  5316] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5316] write(3, "1000", 4)         = 4
[pid  5316] close(3)                    = 0
[pid  5316] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5316] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5316] close(3)                    = 0
[pid  5316] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5316] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5316] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5316] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5316] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5316] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5316] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5316] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5316] exit_group(0)               = ?
[pid  5316] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=127, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 128
./strace-static-x86_64: Process 5318 attached
[pid  5318] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5318] setpgid(0, 0)               = 0
[pid  5318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5318] write(3, "1000", 4)         = 4
[pid  5318] close(3)                    = 0
[pid  5318] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5318] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5318] close(3)                    = 0
[pid  5318] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5318] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5318] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5318] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5318] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5318] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5318] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5318] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5318] exit_group(0)               = ?
[pid  5318] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=128, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5320 attached
, child_tidptr=0x5555567f75d0) = 129
[pid  5320] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5320] setpgid(0, 0)               = 0
[pid  5320] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5320] write(3, "1000", 4)         = 4
[pid  5320] close(3)                    = 0
[pid  5320] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5320] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5320] close(3)                    = 0
[pid  5320] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5320] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5320] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5320] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5320] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5320] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5320] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5320] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5320] exit_group(0)               = ?
[pid  5320] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=129, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5322 attached
, child_tidptr=0x5555567f75d0) = 130
[pid  5322] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5322] setpgid(0, 0)               = 0
[pid  5322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5322] write(3, "1000", 4)         = 4
[pid  5322] close(3)                    = 0
[pid  5322] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5322] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5322] close(3)                    = 0
[pid  5322] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5322] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5322] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5322] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5322] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5322] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5322] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5322] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5322] exit_group(0)               = ?
[pid  5322] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=130, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 131
./strace-static-x86_64: Process 5324 attached
[pid  5324] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5324] setpgid(0, 0)               = 0
[pid  5324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5324] write(3, "1000", 4)         = 4
[pid  5324] close(3)                    = 0
[pid  5324] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5324] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5324] close(3)                    = 0
[pid  5324] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5324] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5324] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5324] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5324] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5324] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5324] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5324] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5324] exit_group(0)               = ?
[pid  5324] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=131, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5326 attached
, child_tidptr=0x5555567f75d0) = 132
[pid  5326] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5326] setpgid(0, 0)               = 0
[pid  5326] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5326] write(3, "1000", 4)         = 4
[pid  5326] close(3)                    = 0
[pid  5326] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5326] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5326] close(3)                    = 0
[pid  5326] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5326] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5326] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5326] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5326] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5326] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5326] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5326] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5326] exit_group(0)               = ?
[pid  5326] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=132, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 133
./strace-static-x86_64: Process 5328 attached
[pid  5328] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5328] setpgid(0, 0)               = 0
[pid  5328] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5328] write(3, "1000", 4)         = 4
[pid  5328] close(3)                    = 0
[pid  5328] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5328] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5328] close(3)                    = 0
[pid  5328] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5328] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5328] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5328] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5328] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5328] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5328] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5328] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5328] exit_group(0)               = ?
[pid  5328] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=133, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 134
./strace-static-x86_64: Process 5330 attached
[pid  5330] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5330] setpgid(0, 0)               = 0
[pid  5330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5330] write(3, "1000", 4)         = 4
[pid  5330] close(3)                    = 0
[pid  5330] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5330] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5330] close(3)                    = 0
[pid  5330] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5330] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5330] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5330] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5330] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5330] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5330] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5330] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5330] exit_group(0)               = ?
[pid  5330] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=134, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5332 attached
, child_tidptr=0x5555567f75d0) = 135
[pid  5332] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5332] setpgid(0, 0)               = 0
[pid  5332] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5332] write(3, "1000", 4)         = 4
[pid  5332] close(3)                    = 0
[pid  5332] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5332] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5332] close(3)                    = 0
[pid  5332] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5332] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5332] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5332] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5332] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5332] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5332] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5332] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5332] exit_group(0)               = ?
[pid  5332] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=135, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 136
./strace-static-x86_64: Process 5334 attached
[pid  5334] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5334] setpgid(0, 0)               = 0
[pid  5334] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5334] write(3, "1000", 4)         = 4
[pid  5334] close(3)                    = 0
[pid  5334] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5334] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5334] close(3)                    = 0
[pid  5334] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5334] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5334] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5334] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5334] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5334] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5334] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5334] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5334] exit_group(0)               = ?
[pid  5334] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=136, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 137
./strace-static-x86_64: Process 5336 attached
[pid  5336] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5336] setpgid(0, 0)               = 0
[pid  5336] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5336] write(3, "1000", 4)         = 4
[pid  5336] close(3)                    = 0
[pid  5336] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5336] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5336] close(3)                    = 0
[pid  5336] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5336] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5336] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5336] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5336] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5336] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5336] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5336] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5336] exit_group(0)               = ?
[pid  5336] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=137, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5338 attached
, child_tidptr=0x5555567f75d0) = 138
[pid  5338] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5338] setpgid(0, 0)               = 0
[pid  5338] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5338] write(3, "1000", 4)         = 4
[pid  5338] close(3)                    = 0
[pid  5338] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5338] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5338] close(3)                    = 0
[pid  5338] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5338] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5338] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5338] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5338] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5338] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5338] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5338] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5338] exit_group(0)               = ?
[pid  5338] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=138, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5340 attached
, child_tidptr=0x5555567f75d0) = 139
[pid  5340] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5340] setpgid(0, 0)               = 0
[pid  5340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5340] write(3, "1000", 4)         = 4
[pid  5340] close(3)                    = 0
[pid  5340] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5340] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5340] close(3)                    = 0
[pid  5340] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5340] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5340] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5340] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5340] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5340] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5340] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5340] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5340] exit_group(0)               = ?
[pid  5340] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=139, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5342 attached
, child_tidptr=0x5555567f75d0) = 140
[pid  5342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5342] setpgid(0, 0)               = 0
[pid  5342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5342] write(3, "1000", 4)         = 4
[pid  5342] close(3)                    = 0
[pid  5342] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5342] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5342] close(3)                    = 0
[pid  5342] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5342] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5342] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5342] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5342] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5342] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5342] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5342] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5342] exit_group(0)               = ?
[pid  5342] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=140, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5344 attached
, child_tidptr=0x5555567f75d0) = 141
[pid  5344] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5344] setpgid(0, 0)               = 0
[pid  5344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5344] write(3, "1000", 4)         = 4
[pid  5344] close(3)                    = 0
[pid  5344] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5344] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5344] close(3)                    = 0
[pid  5344] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5344] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5344] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5344] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5344] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5344] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5344] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5344] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5344] exit_group(0)               = ?
[pid  5344] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=141, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5346 attached
, child_tidptr=0x5555567f75d0) = 142
[pid  5346] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5346] setpgid(0, 0)               = 0
[pid  5346] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5346] write(3, "1000", 4)         = 4
[pid  5346] close(3)                    = 0
[pid  5346] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5346] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5346] close(3)                    = 0
[pid  5346] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5346] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5346] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5346] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5346] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5346] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5346] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5346] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5346] exit_group(0)               = ?
[pid  5346] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=142, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 143
./strace-static-x86_64: Process 5348 attached
[pid  5348] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5348] setpgid(0, 0)               = 0
[pid  5348] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5348] write(3, "1000", 4)         = 4
[pid  5348] close(3)                    = 0
[pid  5348] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5348] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5348] close(3)                    = 0
[pid  5348] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5348] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5348] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5348] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5348] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5348] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5348] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5348] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5348] exit_group(0)               = ?
[pid  5348] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=143, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 144
./strace-static-x86_64: Process 5350 attached
[pid  5350] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5350] setpgid(0, 0)               = 0
[pid  5350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5350] write(3, "1000", 4)         = 4
[pid  5350] close(3)                    = 0
[pid  5350] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5350] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5350] close(3)                    = 0
[pid  5350] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5350] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5350] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5350] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5350] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5350] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5350] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5350] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5350] exit_group(0)               = ?
[pid  5350] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=144, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 145
./strace-static-x86_64: Process 5352 attached
[pid  5352] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5352] setpgid(0, 0)               = 0
[pid  5352] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5352] write(3, "1000", 4)         = 4
[pid  5352] close(3)                    = 0
[pid  5352] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5352] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5352] close(3)                    = 0
[pid  5352] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5352] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5352] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5352] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5352] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5352] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5352] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5352] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5352] exit_group(0)               = ?
[pid  5352] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=145, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 146
./strace-static-x86_64: Process 5354 attached
[pid  5354] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5354] setpgid(0, 0)               = 0
[pid  5354] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5354] write(3, "1000", 4)         = 4
[pid  5354] close(3)                    = 0
[pid  5354] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5354] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5354] close(3)                    = 0
[pid  5354] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5354] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5354] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5354] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5354] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5354] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5354] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5354] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5354] exit_group(0)               = ?
[pid  5354] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=146, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 147
./strace-static-x86_64: Process 5356 attached
[pid  5356] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5356] setpgid(0, 0)               = 0
[pid  5356] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5356] write(3, "1000", 4)         = 4
[pid  5356] close(3)                    = 0
[pid  5356] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5356] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5356] close(3)                    = 0
[pid  5356] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5356] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5356] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5356] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5356] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5356] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5356] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5356] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5356] exit_group(0)               = ?
[pid  5356] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=147, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 148
./strace-static-x86_64: Process 5358 attached
[pid  5358] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5358] setpgid(0, 0)               = 0
[pid  5358] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5358] write(3, "1000", 4)         = 4
[pid  5358] close(3)                    = 0
[pid  5358] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5358] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5358] close(3)                    = 0
[pid  5358] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5358] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5358] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5358] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5358] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5358] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5358] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5358] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5358] exit_group(0)               = ?
[pid  5358] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=148, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5360 attached
, child_tidptr=0x5555567f75d0) = 149
[pid  5360] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5360] setpgid(0, 0)               = 0
[pid  5360] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5360] write(3, "1000", 4)         = 4
[pid  5360] close(3)                    = 0
[pid  5360] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5360] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5360] close(3)                    = 0
[pid  5360] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5360] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5360] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5360] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5360] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5360] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5360] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5360] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5360] exit_group(0)               = ?
[pid  5360] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=149, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 150
./strace-static-x86_64: Process 5362 attached
[pid  5362] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5362] setpgid(0, 0)               = 0
[pid  5362] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5362] write(3, "1000", 4)         = 4
[pid  5362] close(3)                    = 0
[pid  5362] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5362] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5362] close(3)                    = 0
[pid  5362] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5362] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5362] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5362] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5362] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5362] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5362] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5362] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5362] exit_group(0)               = ?
[pid  5362] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=150, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 151
./strace-static-x86_64: Process 5364 attached
[pid  5364] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5364] setpgid(0, 0)               = 0
[pid  5364] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5364] write(3, "1000", 4)         = 4
[pid  5364] close(3)                    = 0
[pid  5364] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5364] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5364] close(3)                    = 0
[pid  5364] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5364] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5364] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5364] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5364] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5364] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5364] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5364] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5364] exit_group(0)               = ?
[pid  5364] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=151, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 152
./strace-static-x86_64: Process 5366 attached
[pid  5366] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5366] setpgid(0, 0)               = 0
[pid  5366] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5366] write(3, "1000", 4)         = 4
[pid  5366] close(3)                    = 0
[pid  5366] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5366] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5366] close(3)                    = 0
[pid  5366] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5366] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5366] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5366] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5366] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5366] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5366] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5366] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5366] exit_group(0)               = ?
[pid  5366] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=152, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5368 attached
, child_tidptr=0x5555567f75d0) = 153
[pid  5368] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5368] setpgid(0, 0)               = 0
[pid  5368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5368] write(3, "1000", 4)         = 4
[pid  5368] close(3)                    = 0
[pid  5368] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5368] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5368] close(3)                    = 0
[pid  5368] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5368] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5368] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5368] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5368] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5368] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5368] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5368] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5368] exit_group(0)               = ?
[pid  5368] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=153, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 154
./strace-static-x86_64: Process 5370 attached
[pid  5370] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5370] setpgid(0, 0)               = 0
[pid  5370] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5370] write(3, "1000", 4)         = 4
[pid  5370] close(3)                    = 0
[pid  5370] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5370] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5370] close(3)                    = 0
[pid  5370] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5370] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5370] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5370] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5370] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5370] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5370] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5370] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5370] exit_group(0)               = ?
[pid  5370] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=154, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 155
./strace-static-x86_64: Process 5372 attached
[pid  5372] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5372] setpgid(0, 0)               = 0
[pid  5372] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5372] write(3, "1000", 4)         = 4
[pid  5372] close(3)                    = 0
[pid  5372] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5372] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5372] close(3)                    = 0
[pid  5372] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5372] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5372] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5372] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5372] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5372] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5372] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5372] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5372] exit_group(0)               = ?
[pid  5372] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=155, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 156
./strace-static-x86_64: Process 5374 attached
[pid  5374] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5374] setpgid(0, 0)               = 0
[pid  5374] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5374] write(3, "1000", 4)         = 4
[pid  5374] close(3)                    = 0
[pid  5374] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5374] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5374] close(3)                    = 0
[pid  5374] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5374] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5374] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5374] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5374] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5374] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5374] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5374] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5374] exit_group(0)               = ?
[pid  5374] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=156, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5376 attached
, child_tidptr=0x5555567f75d0) = 157
[pid  5376] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5376] setpgid(0, 0)               = 0
[pid  5376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5376] write(3, "1000", 4)         = 4
[pid  5376] close(3)                    = 0
[pid  5376] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5376] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5376] close(3)                    = 0
[pid  5376] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5376] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5376] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5376] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5376] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5376] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5376] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5376] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5376] exit_group(0)               = ?
[pid  5376] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=157, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 158
./strace-static-x86_64: Process 5378 attached
[pid  5378] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5378] setpgid(0, 0)               = 0
[pid  5378] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5378] write(3, "1000", 4)         = 4
[pid  5378] close(3)                    = 0
[pid  5378] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5378] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5378] close(3)                    = 0
[pid  5378] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5378] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5378] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5378] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5378] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5378] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5378] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5378] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5378] exit_group(0)               = ?
[pid  5378] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=158, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 159
./strace-static-x86_64: Process 5380 attached
[pid  5380] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5380] setpgid(0, 0)               = 0
[pid  5380] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5380] write(3, "1000", 4)         = 4
[pid  5380] close(3)                    = 0
[pid  5380] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5380] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5380] close(3)                    = 0
[pid  5380] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5380] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5380] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5380] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5380] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5380] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5380] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5380] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5380] exit_group(0)               = ?
[pid  5380] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=159, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5382 attached
, child_tidptr=0x5555567f75d0) = 160
[pid  5382] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5382] setpgid(0, 0)               = 0
[pid  5382] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5382] write(3, "1000", 4)         = 4
[pid  5382] close(3)                    = 0
[pid  5382] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5382] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5382] close(3)                    = 0
[pid  5382] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5382] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5382] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5382] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5382] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5382] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5382] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5382] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5382] exit_group(0)               = ?
[pid  5382] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=160, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 161
./strace-static-x86_64: Process 5384 attached
[pid  5384] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5384] setpgid(0, 0)               = 0
[pid  5384] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5384] write(3, "1000", 4)         = 4
[pid  5384] close(3)                    = 0
[pid  5384] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5384] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5384] close(3)                    = 0
[pid  5384] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5384] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5384] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5384] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5384] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5384] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5384] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5384] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5384] exit_group(0)               = ?
[pid  5384] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=161, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 162
./strace-static-x86_64: Process 5386 attached
[pid  5386] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5386] setpgid(0, 0)               = 0
[pid  5386] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5386] write(3, "1000", 4)         = 4
[pid  5386] close(3)                    = 0
[pid  5386] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5386] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5386] close(3)                    = 0
[pid  5386] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5386] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5386] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5386] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5386] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5386] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5386] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5386] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5386] exit_group(0)               = ?
[pid  5386] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=162, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 163
./strace-static-x86_64: Process 5388 attached
[pid  5388] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5388] setpgid(0, 0)               = 0
[pid  5388] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5388] write(3, "1000", 4)         = 4
[pid  5388] close(3)                    = 0
[pid  5388] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5388] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5388] close(3)                    = 0
[pid  5388] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5388] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5388] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5388] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5388] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5388] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5388] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5388] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5388] exit_group(0)               = ?
[pid  5388] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=163, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 164
./strace-static-x86_64: Process 5390 attached
[pid  5390] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5390] setpgid(0, 0)               = 0
[pid  5390] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5390] write(3, "1000", 4)         = 4
[pid  5390] close(3)                    = 0
[pid  5390] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5390] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5390] close(3)                    = 0
[pid  5390] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5390] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5390] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5390] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5390] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5390] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5390] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5390] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5390] exit_group(0)               = ?
[pid  5390] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=164, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5392 attached
, child_tidptr=0x5555567f75d0) = 165
[pid  5392] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5392] setpgid(0, 0)               = 0
[pid  5392] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5392] write(3, "1000", 4)         = 4
[pid  5392] close(3)                    = 0
[pid  5392] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5392] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5392] close(3)                    = 0
[pid  5392] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5392] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5392] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5392] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5392] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5392] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5392] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5392] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5392] exit_group(0)               = ?
[pid  5392] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=165, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 166
./strace-static-x86_64: Process 5394 attached
[pid  5394] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5394] setpgid(0, 0)               = 0
[pid  5394] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5394] write(3, "1000", 4)         = 4
[pid  5394] close(3)                    = 0
[pid  5394] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5394] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5394] close(3)                    = 0
[pid  5394] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5394] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5394] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5394] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5394] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5394] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5394] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5394] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5394] exit_group(0)               = ?
[pid  5394] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=166, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5396 attached
, child_tidptr=0x5555567f75d0) = 167
[pid  5396] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5396] setpgid(0, 0)               = 0
[pid  5396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5396] write(3, "1000", 4)         = 4
[pid  5396] close(3)                    = 0
[pid  5396] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5396] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5396] close(3)                    = 0
[pid  5396] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5396] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5396] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5396] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5396] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5396] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5396] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5396] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5396] exit_group(0)               = ?
[pid  5396] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=167, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5398 attached
, child_tidptr=0x5555567f75d0) = 168
[pid  5398] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5398] setpgid(0, 0)               = 0
[pid  5398] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5398] write(3, "1000", 4)         = 4
[pid  5398] close(3)                    = 0
[pid  5398] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5398] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5398] close(3)                    = 0
[pid  5398] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5398] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5398] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5398] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5398] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5398] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5398] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5398] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5398] exit_group(0)               = ?
[pid  5398] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=168, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 169
./strace-static-x86_64: Process 5400 attached
[pid  5400] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5400] setpgid(0, 0)               = 0
[pid  5400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5400] write(3, "1000", 4)         = 4
[pid  5400] close(3)                    = 0
[pid  5400] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5400] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5400] close(3)                    = 0
[pid  5400] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5400] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5400] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5400] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5400] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5400] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5400] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5400] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5400] exit_group(0)               = ?
[pid  5400] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=169, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 170
./strace-static-x86_64: Process 5402 attached
[pid  5402] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5402] setpgid(0, 0)               = 0
[pid  5402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5402] write(3, "1000", 4)         = 4
[pid  5402] close(3)                    = 0
[pid  5402] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5402] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5402] close(3)                    = 0
[pid  5402] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5402] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5402] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5402] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5402] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5402] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5402] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5402] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5402] exit_group(0)               = ?
[pid  5402] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=170, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 171
./strace-static-x86_64: Process 5404 attached
[pid  5404] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5404] setpgid(0, 0)               = 0
[pid  5404] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5404] write(3, "1000", 4)         = 4
[pid  5404] close(3)                    = 0
[pid  5404] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5404] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5404] close(3)                    = 0
[pid  5404] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5404] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5404] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5404] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5404] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5404] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5404] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5404] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5404] exit_group(0)               = ?
[pid  5404] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=171, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 172
./strace-static-x86_64: Process 5406 attached
[pid  5406] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5406] setpgid(0, 0)               = 0
[pid  5406] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5406] write(3, "1000", 4)         = 4
[pid  5406] close(3)                    = 0
[pid  5406] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5406] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5406] close(3)                    = 0
[pid  5406] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5406] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5406] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5406] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5406] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5406] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5406] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5406] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5406] exit_group(0)               = ?
[pid  5406] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=172, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 173
./strace-static-x86_64: Process 5408 attached
[pid  5408] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5408] setpgid(0, 0)               = 0
[pid  5408] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5408] write(3, "1000", 4)         = 4
[pid  5408] close(3)                    = 0
[pid  5408] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5408] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5408] close(3)                    = 0
[pid  5408] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5408] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5408] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5408] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5408] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5408] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5408] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5408] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5408] exit_group(0)               = ?
[pid  5408] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=173, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 174
./strace-static-x86_64: Process 5410 attached
[pid  5410] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5410] setpgid(0, 0)               = 0
[pid  5410] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5410] write(3, "1000", 4)         = 4
[pid  5410] close(3)                    = 0
[pid  5410] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5410] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5410] close(3)                    = 0
[pid  5410] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5410] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5410] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5410] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5410] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5410] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5410] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5410] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5410] exit_group(0)               = ?
[pid  5410] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=174, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 175
./strace-static-x86_64: Process 5412 attached
[pid  5412] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5412] setpgid(0, 0)               = 0
[pid  5412] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5412] write(3, "1000", 4)         = 4
[pid  5412] close(3)                    = 0
[pid  5412] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5412] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5412] close(3)                    = 0
[pid  5412] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5412] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5412] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5412] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5412] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5412] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5412] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5412] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5412] exit_group(0)               = ?
[pid  5412] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=175, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 176
./strace-static-x86_64: Process 5414 attached
[pid  5414] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5414] setpgid(0, 0)               = 0
[pid  5414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5414] write(3, "1000", 4)         = 4
[pid  5414] close(3)                    = 0
[pid  5414] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5414] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5414] close(3)                    = 0
[pid  5414] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5414] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5414] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5414] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5414] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5414] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5414] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5414] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5414] exit_group(0)               = ?
[pid  5414] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=176, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 177
./strace-static-x86_64: Process 5416 attached
[pid  5416] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5416] setpgid(0, 0)               = 0
[pid  5416] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5416] write(3, "1000", 4)         = 4
[pid  5416] close(3)                    = 0
[pid  5416] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5416] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5416] close(3)                    = 0
[pid  5416] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5416] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5416] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5416] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5416] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5416] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5416] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5416] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5416] exit_group(0)               = ?
[pid  5416] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=177, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 178
./strace-static-x86_64: Process 5418 attached
[pid  5418] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5418] setpgid(0, 0)               = 0
[pid  5418] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5418] write(3, "1000", 4)         = 4
[pid  5418] close(3)                    = 0
[pid  5418] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5418] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5418] close(3)                    = 0
[pid  5418] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5418] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5418] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5418] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5418] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5418] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5418] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5418] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5418] exit_group(0)               = ?
[pid  5418] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=178, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 179
./strace-static-x86_64: Process 5420 attached
[pid  5420] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5420] setpgid(0, 0)               = 0
[pid  5420] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5420] write(3, "1000", 4)         = 4
[pid  5420] close(3)                    = 0
[pid  5420] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5420] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5420] close(3)                    = 0
[pid  5420] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5420] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5420] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5420] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5420] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5420] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5420] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5420] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5420] exit_group(0)               = ?
[pid  5420] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=179, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 180
./strace-static-x86_64: Process 5422 attached
[pid  5422] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5422] setpgid(0, 0)               = 0
[pid  5422] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5422] write(3, "1000", 4)         = 4
[pid  5422] close(3)                    = 0
[pid  5422] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5422] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5422] close(3)                    = 0
[pid  5422] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5422] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5422] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5422] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5422] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5422] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5422] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5422] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5422] exit_group(0)               = ?
[pid  5422] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=180, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 181
./strace-static-x86_64: Process 5424 attached
[pid  5424] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5424] setpgid(0, 0)               = 0
[pid  5424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5424] write(3, "1000", 4)         = 4
[pid  5424] close(3)                    = 0
[pid  5424] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5424] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5424] close(3)                    = 0
[pid  5424] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5424] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5424] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5424] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5424] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5424] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5424] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5424] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5424] exit_group(0)               = ?
[pid  5424] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=181, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 182
./strace-static-x86_64: Process 5426 attached
[pid  5426] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5426] setpgid(0, 0)               = 0
[pid  5426] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5426] write(3, "1000", 4)         = 4
[pid  5426] close(3)                    = 0
[pid  5426] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5426] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5426] close(3)                    = 0
[pid  5426] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5426] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5426] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5426] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5426] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5426] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5426] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5426] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5426] exit_group(0)               = ?
[pid  5426] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=182, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5428 attached
, child_tidptr=0x5555567f75d0) = 183
[pid  5428] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5428] setpgid(0, 0)               = 0
[pid  5428] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5428] write(3, "1000", 4)         = 4
[pid  5428] close(3)                    = 0
[pid  5428] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5428] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5428] close(3)                    = 0
[pid  5428] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5428] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5428] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5428] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5428] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5428] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5428] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5428] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5428] exit_group(0)               = ?
[pid  5428] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=183, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5430 attached
, child_tidptr=0x5555567f75d0) = 184
[pid  5430] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5430] setpgid(0, 0)               = 0
[pid  5430] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5430] write(3, "1000", 4)         = 4
[pid  5430] close(3)                    = 0
[pid  5430] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5430] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5430] close(3)                    = 0
[pid  5430] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5430] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5430] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5430] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5430] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5430] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5430] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5430] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5430] exit_group(0)               = ?
[pid  5430] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=184, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5432 attached
, child_tidptr=0x5555567f75d0) = 185
[pid  5432] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5432] setpgid(0, 0)               = 0
[pid  5432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5432] write(3, "1000", 4)         = 4
[pid  5432] close(3)                    = 0
[pid  5432] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5432] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5432] close(3)                    = 0
[pid  5432] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5432] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5432] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5432] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5432] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5432] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5432] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5432] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5432] exit_group(0)               = ?
[pid  5432] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=185, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5434 attached
, child_tidptr=0x5555567f75d0) = 186
[pid  5434] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5434] setpgid(0, 0)               = 0
[pid  5434] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5434] write(3, "1000", 4)         = 4
[pid  5434] close(3)                    = 0
[pid  5434] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5434] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5434] close(3)                    = 0
[pid  5434] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5434] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5434] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5434] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5434] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5434] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5434] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5434] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5434] exit_group(0)               = ?
[pid  5434] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=186, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5436 attached
, child_tidptr=0x5555567f75d0) = 187
[pid  5436] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5436] setpgid(0, 0)               = 0
[pid  5436] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5436] write(3, "1000", 4)         = 4
[pid  5436] close(3)                    = 0
[pid  5436] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5436] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5436] close(3)                    = 0
[pid  5436] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5436] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5436] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5436] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5436] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5436] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5436] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5436] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5436] exit_group(0)               = ?
[pid  5436] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=187, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 188
./strace-static-x86_64: Process 5438 attached
[pid  5438] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5438] setpgid(0, 0)               = 0
[pid  5438] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5438] write(3, "1000", 4)         = 4
[pid  5438] close(3)                    = 0
[pid  5438] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5438] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5438] close(3)                    = 0
[pid  5438] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5438] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5438] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5438] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5438] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5438] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5438] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5438] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5438] exit_group(0)               = ?
[pid  5438] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=188, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 189
./strace-static-x86_64: Process 5440 attached
[pid  5440] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5440] setpgid(0, 0)               = 0
[pid  5440] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5440] write(3, "1000", 4)         = 4
[pid  5440] close(3)                    = 0
[pid  5440] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5440] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5440] close(3)                    = 0
[pid  5440] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5440] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5440] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5440] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5440] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5440] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5440] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5440] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5440] exit_group(0)               = ?
[pid  5440] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=189, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5442 attached
, child_tidptr=0x5555567f75d0) = 190
[pid  5442] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5442] setpgid(0, 0)               = 0
[pid  5442] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5442] write(3, "1000", 4)         = 4
[pid  5442] close(3)                    = 0
[pid  5442] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5442] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5442] close(3)                    = 0
[pid  5442] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5442] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5442] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5442] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5442] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5442] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5442] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5442] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5442] exit_group(0)               = ?
[pid  5442] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=190, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5444 attached
, child_tidptr=0x5555567f75d0) = 191
[pid  5444] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5444] setpgid(0, 0)               = 0
[pid  5444] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5444] write(3, "1000", 4)         = 4
[pid  5444] close(3)                    = 0
[pid  5444] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5444] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5444] close(3)                    = 0
[pid  5444] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5444] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5444] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5444] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5444] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5444] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5444] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5444] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5444] exit_group(0)               = ?
[pid  5444] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=191, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5446 attached
, child_tidptr=0x5555567f75d0) = 192
[pid  5446] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5446] setpgid(0, 0)               = 0
[pid  5446] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5446] write(3, "1000", 4)         = 4
[pid  5446] close(3)                    = 0
[pid  5446] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5446] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5446] close(3)                    = 0
[pid  5446] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5446] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5446] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5446] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5446] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5446] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5446] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5446] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5446] exit_group(0)               = ?
[pid  5446] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=192, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5448 attached
, child_tidptr=0x5555567f75d0) = 193
[pid  5448] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5448] setpgid(0, 0)               = 0
[pid  5448] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5448] write(3, "1000", 4)         = 4
[pid  5448] close(3)                    = 0
[pid  5448] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5448] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5448] close(3)                    = 0
[pid  5448] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5448] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5448] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5448] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5448] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5448] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5448] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5448] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5448] exit_group(0)               = ?
[pid  5448] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=193, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 194
./strace-static-x86_64: Process 5450 attached
[pid  5450] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5450] setpgid(0, 0)               = 0
[pid  5450] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5450] write(3, "1000", 4)         = 4
[pid  5450] close(3)                    = 0
[pid  5450] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5450] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5450] close(3)                    = 0
[pid  5450] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5450] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5450] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5450] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5450] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5450] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5450] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5450] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5450] exit_group(0)               = ?
[pid  5450] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=194, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 195
./strace-static-x86_64: Process 5452 attached
[pid  5452] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5452] setpgid(0, 0)               = 0
[pid  5452] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5452] write(3, "1000", 4)         = 4
[pid  5452] close(3)                    = 0
[pid  5452] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5452] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5452] close(3)                    = 0
[pid  5452] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5452] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5452] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5452] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5452] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5452] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5452] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5452] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5452] exit_group(0)               = ?
[pid  5452] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=195, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5454 attached
, child_tidptr=0x5555567f75d0) = 196
[pid  5454] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5454] setpgid(0, 0)               = 0
[pid  5454] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5454] write(3, "1000", 4)         = 4
[pid  5454] close(3)                    = 0
[pid  5454] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5454] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5454] close(3)                    = 0
[pid  5454] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5454] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5454] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5454] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5454] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5454] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5454] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5454] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5454] exit_group(0)               = ?
[pid  5454] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=196, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5456 attached
, child_tidptr=0x5555567f75d0) = 197
[pid  5456] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5456] setpgid(0, 0)               = 0
[pid  5456] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5456] write(3, "1000", 4)         = 4
[pid  5456] close(3)                    = 0
[pid  5456] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5456] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5456] close(3)                    = 0
[pid  5456] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5456] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5456] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5456] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5456] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5456] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5456] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5456] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5456] exit_group(0)               = ?
[pid  5456] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=197, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5458 attached
, child_tidptr=0x5555567f75d0) = 198
[pid  5458] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5458] setpgid(0, 0)               = 0
[pid  5458] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5458] write(3, "1000", 4)         = 4
[pid  5458] close(3)                    = 0
[pid  5458] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5458] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5458] close(3)                    = 0
[pid  5458] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5458] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5458] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5458] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5458] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5458] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5458] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5458] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5458] exit_group(0)               = ?
[pid  5458] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=198, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 199
./strace-static-x86_64: Process 5460 attached
[pid  5460] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5460] setpgid(0, 0)               = 0
[pid  5460] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5460] write(3, "1000", 4)         = 4
[pid  5460] close(3)                    = 0
[pid  5460] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5460] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5460] close(3)                    = 0
[pid  5460] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5460] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5460] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5460] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5460] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5460] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5460] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5460] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5460] exit_group(0)               = ?
[pid  5460] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=199, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 200
./strace-static-x86_64: Process 5462 attached
[pid  5462] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5462] setpgid(0, 0)               = 0
[pid  5462] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5462] write(3, "1000", 4)         = 4
[pid  5462] close(3)                    = 0
[pid  5462] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5462] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5462] close(3)                    = 0
[pid  5462] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5462] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5462] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5462] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5462] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5462] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5462] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5462] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5462] exit_group(0)               = ?
[pid  5462] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=200, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 201
./strace-static-x86_64: Process 5464 attached
[pid  5464] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5464] setpgid(0, 0)               = 0
[pid  5464] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5464] write(3, "1000", 4)         = 4
[pid  5464] close(3)                    = 0
[pid  5464] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5464] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5464] close(3)                    = 0
[pid  5464] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5464] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5464] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5464] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5464] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5464] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5464] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5464] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5464] exit_group(0)               = ?
[pid  5464] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=201, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5466 attached
, child_tidptr=0x5555567f75d0) = 202
[pid  5466] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5466] setpgid(0, 0)               = 0
[pid  5466] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5466] write(3, "1000", 4)         = 4
[pid  5466] close(3)                    = 0
[pid  5466] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5466] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5466] close(3)                    = 0
[pid  5466] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5466] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5466] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5466] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5466] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5466] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5466] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5466] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5466] exit_group(0)               = ?
[pid  5466] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=202, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 203
./strace-static-x86_64: Process 5468 attached
[pid  5468] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5468] setpgid(0, 0)               = 0
[pid  5468] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5468] write(3, "1000", 4)         = 4
[pid  5468] close(3)                    = 0
[pid  5468] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5468] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5468] close(3)                    = 0
[pid  5468] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5468] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5468] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5468] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5468] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5468] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5468] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5468] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5468] exit_group(0)               = ?
[pid  5468] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=203, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 204
./strace-static-x86_64: Process 5470 attached
[pid  5470] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5470] setpgid(0, 0)               = 0
[pid  5470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5470] write(3, "1000", 4)         = 4
[pid  5470] close(3)                    = 0
[pid  5470] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5470] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5470] close(3)                    = 0
[pid  5470] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5470] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5470] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5470] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5470] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5470] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5470] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5470] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5470] exit_group(0)               = ?
[pid  5470] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=204, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 205
./strace-static-x86_64: Process 5472 attached
[pid  5472] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5472] setpgid(0, 0)               = 0
[pid  5472] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5472] write(3, "1000", 4)         = 4
[pid  5472] close(3)                    = 0
[pid  5472] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5472] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5472] close(3)                    = 0
[pid  5472] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5472] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5472] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5472] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5472] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5472] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5472] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5472] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5472] exit_group(0)               = ?
[pid  5472] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=205, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 206
./strace-static-x86_64: Process 5474 attached
[pid  5474] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5474] setpgid(0, 0)               = 0
[pid  5474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5474] write(3, "1000", 4)         = 4
[pid  5474] close(3)                    = 0
[pid  5474] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5474] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5474] close(3)                    = 0
[pid  5474] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5474] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5474] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5474] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5474] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5474] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5474] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5474] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5474] exit_group(0)               = ?
[pid  5474] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=206, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 207
./strace-static-x86_64: Process 5476 attached
[pid  5476] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5476] setpgid(0, 0)               = 0
[pid  5476] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5476] write(3, "1000", 4)         = 4
[pid  5476] close(3)                    = 0
[pid  5476] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5476] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5476] close(3)                    = 0
[pid  5476] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5476] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5476] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5476] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5476] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5476] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5476] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5476] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5476] exit_group(0)               = ?
[pid  5476] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=207, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5478 attached
, child_tidptr=0x5555567f75d0) = 208
[pid  5478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5478] setpgid(0, 0)               = 0
[pid  5478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5478] write(3, "1000", 4)         = 4
[pid  5478] close(3)                    = 0
[pid  5478] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5478] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5478] close(3)                    = 0
[pid  5478] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5478] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5478] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5478] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5478] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5478] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5478] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5478] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5478] exit_group(0)               = ?
[pid  5478] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=208, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 209
./strace-static-x86_64: Process 5480 attached
[pid  5480] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5480] setpgid(0, 0)               = 0
[pid  5480] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5480] write(3, "1000", 4)         = 4
[pid  5480] close(3)                    = 0
[pid  5480] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5480] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5480] close(3)                    = 0
[pid  5480] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5480] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5480] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5480] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5480] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5480] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5480] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5480] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5480] exit_group(0)               = ?
[pid  5480] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=209, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 210
./strace-static-x86_64: Process 5482 attached
[pid  5482] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5482] setpgid(0, 0)               = 0
[pid  5482] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5482] write(3, "1000", 4)         = 4
[pid  5482] close(3)                    = 0
[pid  5482] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5482] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5482] close(3)                    = 0
[pid  5482] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5482] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5482] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5482] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5482] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5482] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5482] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5482] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5482] exit_group(0)               = ?
[pid  5482] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=210, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 211
./strace-static-x86_64: Process 5484 attached
[pid  5484] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5484] setpgid(0, 0)               = 0
[pid  5484] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5484] write(3, "1000", 4)         = 4
[pid  5484] close(3)                    = 0
[pid  5484] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5484] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5484] close(3)                    = 0
[pid  5484] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5484] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5484] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5484] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5484] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5484] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5484] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5484] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5484] exit_group(0)               = ?
[pid  5484] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=211, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 212
./strace-static-x86_64: Process 5486 attached
[pid  5486] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5486] setpgid(0, 0)               = 0
[pid  5486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5486] write(3, "1000", 4)         = 4
[pid  5486] close(3)                    = 0
[pid  5486] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5486] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5486] close(3)                    = 0
[pid  5486] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5486] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5486] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5486] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5486] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5486] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5486] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5486] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5486] exit_group(0)               = ?
[pid  5486] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=212, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 213
./strace-static-x86_64: Process 5488 attached
[pid  5488] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5488] setpgid(0, 0)               = 0
[pid  5488] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5488] write(3, "1000", 4)         = 4
[pid  5488] close(3)                    = 0
[pid  5488] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5488] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5488] close(3)                    = 0
[pid  5488] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5488] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5488] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5488] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5488] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5488] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5488] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5488] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5488] exit_group(0)               = ?
[pid  5488] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=213, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5490 attached
, child_tidptr=0x5555567f75d0) = 214
[pid  5490] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5490] setpgid(0, 0)               = 0
[pid  5490] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5490] write(3, "1000", 4)         = 4
[pid  5490] close(3)                    = 0
[pid  5490] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5490] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5490] close(3)                    = 0
[pid  5490] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5490] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5490] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5490] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5490] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5490] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5490] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5490] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5490] exit_group(0)               = ?
[pid  5490] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=214, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 215
./strace-static-x86_64: Process 5492 attached
[pid  5492] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5492] setpgid(0, 0)               = 0
[pid  5492] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5492] write(3, "1000", 4)         = 4
[pid  5492] close(3)                    = 0
[pid  5492] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5492] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5492] close(3)                    = 0
[pid  5492] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5492] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5492] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5492] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5492] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5492] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5492] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5492] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5492] exit_group(0)               = ?
[pid  5492] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=215, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 216
./strace-static-x86_64: Process 5494 attached
[pid  5494] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5494] setpgid(0, 0)               = 0
[pid  5494] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5494] write(3, "1000", 4)         = 4
[pid  5494] close(3)                    = 0
[pid  5494] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5494] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5494] close(3)                    = 0
[pid  5494] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5494] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5494] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5494] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5494] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5494] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5494] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5494] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5494] exit_group(0)               = ?
[pid  5494] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=216, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 217
./strace-static-x86_64: Process 5496 attached
[pid  5496] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5496] setpgid(0, 0)               = 0
[pid  5496] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5496] write(3, "1000", 4)         = 4
[pid  5496] close(3)                    = 0
[pid  5496] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5496] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5496] close(3)                    = 0
[pid  5496] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5496] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5496] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5496] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5496] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5496] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5496] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5496] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5496] exit_group(0)               = ?
[pid  5496] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=217, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 218
./strace-static-x86_64: Process 5498 attached
[pid  5498] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5498] setpgid(0, 0)               = 0
[pid  5498] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5498] write(3, "1000", 4)         = 4
[pid  5498] close(3)                    = 0
[pid  5498] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5498] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5498] close(3)                    = 0
[pid  5498] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5498] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5498] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5498] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5498] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5498] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5498] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5498] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5498] exit_group(0)               = ?
[pid  5498] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=218, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 219
./strace-static-x86_64: Process 5500 attached
[pid  5500] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5500] setpgid(0, 0)               = 0
[pid  5500] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5500] write(3, "1000", 4)         = 4
[pid  5500] close(3)                    = 0
[pid  5500] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5500] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5500] close(3)                    = 0
[pid  5500] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5500] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5500] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5500] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5500] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5500] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5500] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5500] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5500] exit_group(0)               = ?
[pid  5500] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=219, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5502 attached
, child_tidptr=0x5555567f75d0) = 220
[pid  5502] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5502] setpgid(0, 0)               = 0
[pid  5502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5502] write(3, "1000", 4)         = 4
[pid  5502] close(3)                    = 0
[pid  5502] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5502] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5502] close(3)                    = 0
[pid  5502] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5502] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5502] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5502] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5502] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5502] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5502] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5502] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5502] exit_group(0)               = ?
[pid  5502] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=220, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 221
./strace-static-x86_64: Process 5504 attached
[pid  5504] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5504] setpgid(0, 0)               = 0
[pid  5504] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5504] write(3, "1000", 4)         = 4
[pid  5504] close(3)                    = 0
[pid  5504] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5504] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5504] close(3)                    = 0
[pid  5504] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5504] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5504] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5504] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5504] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5504] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5504] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5504] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5504] exit_group(0)               = ?
[pid  5504] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=221, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5506 attached
, child_tidptr=0x5555567f75d0) = 222
[pid  5506] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5506] setpgid(0, 0)               = 0
[pid  5506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5506] write(3, "1000", 4)         = 4
[pid  5506] close(3)                    = 0
[pid  5506] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5506] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5506] close(3)                    = 0
[pid  5506] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5506] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5506] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5506] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5506] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5506] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5506] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5506] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5506] exit_group(0)               = ?
[pid  5506] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=222, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 223
./strace-static-x86_64: Process 5508 attached
[pid  5508] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5508] setpgid(0, 0)               = 0
[pid  5508] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5508] write(3, "1000", 4)         = 4
[pid  5508] close(3)                    = 0
[pid  5508] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5508] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5508] close(3)                    = 0
[pid  5508] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5508] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5508] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5508] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5508] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5508] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5508] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5508] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5508] exit_group(0)               = ?
[pid  5508] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=223, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5510 attached
, child_tidptr=0x5555567f75d0) = 224
[pid  5510] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5510] setpgid(0, 0)               = 0
[pid  5510] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5510] write(3, "1000", 4)         = 4
[pid  5510] close(3)                    = 0
[pid  5510] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5510] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5510] close(3)                    = 0
[pid  5510] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5510] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5510] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5510] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5510] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5510] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5510] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5510] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5510] exit_group(0)               = ?
[pid  5510] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=224, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5512 attached
, child_tidptr=0x5555567f75d0) = 225
[pid  5512] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5512] setpgid(0, 0)               = 0
[pid  5512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5512] write(3, "1000", 4)         = 4
[pid  5512] close(3)                    = 0
[pid  5512] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5512] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5512] close(3)                    = 0
[pid  5512] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5512] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5512] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5512] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5512] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5512] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5512] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5512] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5512] exit_group(0)               = ?
[pid  5512] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=225, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5514 attached
, child_tidptr=0x5555567f75d0) = 226
[pid  5514] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5514] setpgid(0, 0)               = 0
[pid  5514] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5514] write(3, "1000", 4)         = 4
[pid  5514] close(3)                    = 0
[pid  5514] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5514] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5514] close(3)                    = 0
[pid  5514] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5514] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5514] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5514] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5514] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5514] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5514] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5514] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5514] exit_group(0)               = ?
[pid  5514] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=226, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 227
./strace-static-x86_64: Process 5516 attached
[pid  5516] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5516] setpgid(0, 0)               = 0
[pid  5516] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5516] write(3, "1000", 4)         = 4
[pid  5516] close(3)                    = 0
[pid  5516] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5516] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5516] close(3)                    = 0
[pid  5516] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5516] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5516] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5516] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5516] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5516] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5516] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5516] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5516] exit_group(0)               = ?
[pid  5516] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=227, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5518 attached
, child_tidptr=0x5555567f75d0) = 228
[pid  5518] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5518] setpgid(0, 0)               = 0
[pid  5518] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5518] write(3, "1000", 4)         = 4
[pid  5518] close(3)                    = 0
[pid  5518] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5518] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5518] close(3)                    = 0
[pid  5518] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5518] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5518] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5518] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5518] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5518] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5518] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5518] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5518] exit_group(0)               = ?
[pid  5518] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=228, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 229
./strace-static-x86_64: Process 5520 attached
[pid  5520] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5520] setpgid(0, 0)               = 0
[pid  5520] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5520] write(3, "1000", 4)         = 4
[pid  5520] close(3)                    = 0
[pid  5520] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5520] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5520] close(3)                    = 0
[pid  5520] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5520] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5520] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5520] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5520] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5520] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5520] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5520] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5520] exit_group(0)               = ?
[pid  5520] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=229, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 230
./strace-static-x86_64: Process 5522 attached
[pid  5522] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5522] setpgid(0, 0)               = 0
[pid  5522] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5522] write(3, "1000", 4)         = 4
[pid  5522] close(3)                    = 0
[pid  5522] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5522] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5522] close(3)                    = 0
[pid  5522] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5522] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5522] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5522] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5522] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5522] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5522] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5522] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5522] exit_group(0)               = ?
[pid  5522] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=230, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 231
./strace-static-x86_64: Process 5524 attached
[pid  5524] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5524] setpgid(0, 0)               = 0
[pid  5524] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5524] write(3, "1000", 4)         = 4
[pid  5524] close(3)                    = 0
[pid  5524] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5524] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5524] close(3)                    = 0
[pid  5524] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5524] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5524] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5524] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5524] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5524] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5524] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5524] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5524] exit_group(0)               = ?
[pid  5524] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=231, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 232
./strace-static-x86_64: Process 5526 attached
[pid  5526] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5526] setpgid(0, 0)               = 0
[pid  5526] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5526] write(3, "1000", 4)         = 4
[pid  5526] close(3)                    = 0
[pid  5526] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5526] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5526] close(3)                    = 0
[pid  5526] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5526] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5526] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5526] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5526] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5526] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5526] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5526] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5526] exit_group(0)               = ?
[pid  5526] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=232, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 233
./strace-static-x86_64: Process 5528 attached
[pid  5528] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5528] setpgid(0, 0)               = 0
[pid  5528] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5528] write(3, "1000", 4)         = 4
[pid  5528] close(3)                    = 0
[pid  5528] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5528] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5528] close(3)                    = 0
[pid  5528] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5528] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5528] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5528] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5528] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5528] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5528] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5528] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5528] exit_group(0)               = ?
[pid  5528] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=233, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 234
./strace-static-x86_64: Process 5530 attached
[pid  5530] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5530] setpgid(0, 0)               = 0
[pid  5530] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5530] write(3, "1000", 4)         = 4
[pid  5530] close(3)                    = 0
[pid  5530] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5530] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5530] close(3)                    = 0
[pid  5530] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5530] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5530] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5530] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5530] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5530] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5530] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5530] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5530] exit_group(0)               = ?
[pid  5530] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=234, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 235
./strace-static-x86_64: Process 5532 attached
[pid  5532] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5532] setpgid(0, 0)               = 0
[pid  5532] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5532] write(3, "1000", 4)         = 4
[pid  5532] close(3)                    = 0
[pid  5532] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5532] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5532] close(3)                    = 0
[pid  5532] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5532] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5532] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5532] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5532] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5532] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5532] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5532] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5532] exit_group(0)               = ?
[pid  5532] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=235, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 236
./strace-static-x86_64: Process 5534 attached
[pid  5534] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5534] setpgid(0, 0)               = 0
[pid  5534] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5534] write(3, "1000", 4)         = 4
[pid  5534] close(3)                    = 0
[pid  5534] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5534] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5534] close(3)                    = 0
[pid  5534] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5534] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5534] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5534] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5534] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5534] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5534] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5534] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5534] exit_group(0)               = ?
[pid  5534] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=236, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 237
./strace-static-x86_64: Process 5536 attached
[pid  5536] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5536] setpgid(0, 0)               = 0
[pid  5536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5536] write(3, "1000", 4)         = 4
[pid  5536] close(3)                    = 0
[pid  5536] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5536] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5536] close(3)                    = 0
[pid  5536] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5536] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5536] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5536] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5536] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5536] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5536] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5536] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5536] exit_group(0)               = ?
[pid  5536] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=237, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5538 attached
, child_tidptr=0x5555567f75d0) = 238
[pid  5538] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5538] setpgid(0, 0)               = 0
[pid  5538] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5538] write(3, "1000", 4)         = 4
[pid  5538] close(3)                    = 0
[pid  5538] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5538] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5538] close(3)                    = 0
[pid  5538] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5538] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5538] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5538] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5538] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5538] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5538] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5538] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5538] exit_group(0)               = ?
[pid  5538] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=238, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 239
./strace-static-x86_64: Process 5540 attached
[pid  5540] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5540] setpgid(0, 0)               = 0
[pid  5540] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5540] write(3, "1000", 4)         = 4
[pid  5540] close(3)                    = 0
[pid  5540] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5540] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5540] close(3)                    = 0
[pid  5540] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5540] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5540] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5540] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5540] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5540] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5540] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5540] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5540] exit_group(0)               = ?
[pid  5540] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=239, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 240
./strace-static-x86_64: Process 5542 attached
[pid  5542] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5542] setpgid(0, 0)               = 0
[pid  5542] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5542] write(3, "1000", 4)         = 4
[pid  5542] close(3)                    = 0
[pid  5542] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5542] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5542] close(3)                    = 0
[pid  5542] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5542] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5542] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5542] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5542] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5542] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5542] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5542] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5542] exit_group(0)               = ?
[pid  5542] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=240, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5544 attached
, child_tidptr=0x5555567f75d0) = 241
[pid  5544] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5544] setpgid(0, 0)               = 0
[pid  5544] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5544] write(3, "1000", 4)         = 4
[pid  5544] close(3)                    = 0
[pid  5544] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5544] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5544] close(3)                    = 0
[pid  5544] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5544] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5544] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5544] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5544] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5544] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5544] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5544] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5544] exit_group(0)               = ?
[pid  5544] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=241, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5546 attached
, child_tidptr=0x5555567f75d0) = 242
[pid  5546] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5546] setpgid(0, 0)               = 0
[pid  5546] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5546] write(3, "1000", 4)         = 4
[pid  5546] close(3)                    = 0
[pid  5546] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5546] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5546] close(3)                    = 0
[pid  5546] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5546] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5546] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5546] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5546] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5546] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5546] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5546] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5546] exit_group(0)               = ?
[pid  5546] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=242, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 243
./strace-static-x86_64: Process 5548 attached
[pid  5548] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5548] setpgid(0, 0)               = 0
[pid  5548] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5548] write(3, "1000", 4)         = 4
[pid  5548] close(3)                    = 0
[pid  5548] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5548] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5548] close(3)                    = 0
[pid  5548] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5548] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5548] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5548] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5548] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5548] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5548] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5548] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5548] exit_group(0)               = ?
[pid  5548] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=243, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 244
./strace-static-x86_64: Process 5550 attached
[pid  5550] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5550] setpgid(0, 0)               = 0
[pid  5550] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5550] write(3, "1000", 4)         = 4
[pid  5550] close(3)                    = 0
[pid  5550] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5550] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5550] close(3)                    = 0
[pid  5550] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5550] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5550] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5550] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5550] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5550] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5550] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5550] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5550] exit_group(0)               = ?
[pid  5550] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=244, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5552 attached
, child_tidptr=0x5555567f75d0) = 245
[pid  5552] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5552] setpgid(0, 0)               = 0
[pid  5552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5552] write(3, "1000", 4)         = 4
[pid  5552] close(3)                    = 0
[pid  5552] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5552] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5552] close(3)                    = 0
[pid  5552] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5552] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5552] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5552] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5552] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5552] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5552] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5552] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5552] exit_group(0)               = ?
[pid  5552] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=245, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 246
./strace-static-x86_64: Process 5554 attached
[pid  5554] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5554] setpgid(0, 0)               = 0
[pid  5554] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5554] write(3, "1000", 4)         = 4
[pid  5554] close(3)                    = 0
[pid  5554] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5554] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5554] close(3)                    = 0
[pid  5554] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5554] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5554] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5554] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5554] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5554] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5554] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5554] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5554] exit_group(0)               = ?
[pid  5554] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=246, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 247
./strace-static-x86_64: Process 5556 attached
[pid  5556] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5556] setpgid(0, 0)               = 0
[pid  5556] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5556] write(3, "1000", 4)         = 4
[pid  5556] close(3)                    = 0
[pid  5556] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5556] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5556] close(3)                    = 0
[pid  5556] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5556] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5556] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5556] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5556] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5556] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5556] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5556] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5556] exit_group(0)               = ?
[pid  5556] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=247, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 248
./strace-static-x86_64: Process 5558 attached
[pid  5558] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5558] setpgid(0, 0)               = 0
[pid  5558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5558] write(3, "1000", 4)         = 4
[pid  5558] close(3)                    = 0
[pid  5558] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5558] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5558] close(3)                    = 0
[pid  5558] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5558] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5558] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5558] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5558] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5558] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5558] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5558] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5558] exit_group(0)               = ?
[pid  5558] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=248, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 249
./strace-static-x86_64: Process 5560 attached
[pid  5560] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5560] setpgid(0, 0)               = 0
[pid  5560] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5560] write(3, "1000", 4)         = 4
[pid  5560] close(3)                    = 0
[pid  5560] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5560] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5560] close(3)                    = 0
[pid  5560] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5560] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5560] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5560] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5560] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5560] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5560] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5560] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5560] exit_group(0)               = ?
[pid  5560] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=249, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5562 attached
, child_tidptr=0x5555567f75d0) = 250
[pid  5562] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5562] setpgid(0, 0)               = 0
[pid  5562] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5562] write(3, "1000", 4)         = 4
[pid  5562] close(3)                    = 0
[pid  5562] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5562] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5562] close(3)                    = 0
[pid  5562] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5562] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5562] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5562] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5562] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5562] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5562] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5562] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5562] exit_group(0)               = ?
[pid  5562] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=250, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5564 attached
, child_tidptr=0x5555567f75d0) = 251
[pid  5564] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5564] setpgid(0, 0)               = 0
[pid  5564] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5564] write(3, "1000", 4)         = 4
[pid  5564] close(3)                    = 0
[pid  5564] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5564] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5564] close(3)                    = 0
[pid  5564] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5564] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5564] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5564] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5564] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5564] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5564] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5564] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5564] exit_group(0)               = ?
[pid  5564] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=251, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5566 attached
, child_tidptr=0x5555567f75d0) = 252
[pid  5566] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5566] setpgid(0, 0)               = 0
[pid  5566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5566] write(3, "1000", 4)         = 4
[pid  5566] close(3)                    = 0
[pid  5566] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5566] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5566] close(3)                    = 0
[pid  5566] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5566] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5566] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5566] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5566] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5566] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5566] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5566] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5566] exit_group(0)               = ?
[pid  5566] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=252, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5568 attached
, child_tidptr=0x5555567f75d0) = 253
[pid  5568] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5568] setpgid(0, 0)               = 0
[pid  5568] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5568] write(3, "1000", 4)         = 4
[pid  5568] close(3)                    = 0
[pid  5568] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5568] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5568] close(3)                    = 0
[pid  5568] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5568] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5568] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5568] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5568] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5568] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5568] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5568] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5568] exit_group(0)               = ?
[pid  5568] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=253, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5570 attached
 <unfinished ...>
[pid  5570] prctl(PR_SET_PDEATHSIG, SIGKILL <unfinished ...>
[pid  5064] <... clone resumed>, child_tidptr=0x5555567f75d0) = 254
[pid  5570] <... prctl resumed>)        = 0
[pid  5570] setpgid(0, 0)               = 0
[pid  5570] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5570] write(3, "1000", 4)         = 4
[pid  5570] close(3)                    = 0
[pid  5570] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5570] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5570] close(3)                    = 0
[pid  5570] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5570] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5570] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5570] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5570] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5570] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5570] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5570] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5570] exit_group(0)               = ?
[pid  5570] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=254, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 255
./strace-static-x86_64: Process 5572 attached
[pid  5572] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5572] setpgid(0, 0)               = 0
[pid  5572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5572] write(3, "1000", 4)         = 4
[pid  5572] close(3)                    = 0
[pid  5572] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5572] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5572] close(3)                    = 0
[pid  5572] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5572] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5572] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5572] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5572] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5572] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5572] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5572] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5572] exit_group(0)               = ?
[pid  5572] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=255, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5574 attached
, child_tidptr=0x5555567f75d0) = 256
[pid  5574] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5574] setpgid(0, 0)               = 0
[pid  5574] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5574] write(3, "1000", 4)         = 4
[pid  5574] close(3)                    = 0
[pid  5574] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5574] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5574] close(3)                    = 0
[pid  5574] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5574] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5574] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5574] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5574] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5574] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5574] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5574] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5574] exit_group(0)               = ?
[pid  5574] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=256, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 257
./strace-static-x86_64: Process 5576 attached
[pid  5576] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5576] setpgid(0, 0)               = 0
[pid  5576] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5576] write(3, "1000", 4)         = 4
[pid  5576] close(3)                    = 0
[pid  5576] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5576] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5576] close(3)                    = 0
[pid  5576] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5576] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5576] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5576] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5576] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5576] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5576] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5576] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5576] exit_group(0)               = ?
[pid  5576] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=257, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5578 attached
, child_tidptr=0x5555567f75d0) = 258
[pid  5578] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5578] setpgid(0, 0)               = 0
[pid  5578] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5578] write(3, "1000", 4)         = 4
[pid  5578] close(3)                    = 0
[pid  5578] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5578] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5578] close(3)                    = 0
[pid  5578] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5578] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5578] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5578] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5578] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5578] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5578] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5578] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5578] exit_group(0)               = ?
[pid  5578] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=258, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 259
./strace-static-x86_64: Process 5580 attached
[pid  5580] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5580] setpgid(0, 0)               = 0
[pid  5580] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5580] write(3, "1000", 4)         = 4
[pid  5580] close(3)                    = 0
[pid  5580] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5580] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5580] close(3)                    = 0
[pid  5580] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5580] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5580] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5580] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5580] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5580] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5580] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5580] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5580] exit_group(0)               = ?
[pid  5580] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=259, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 260
./strace-static-x86_64: Process 5582 attached
[pid  5582] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5582] setpgid(0, 0)               = 0
[pid  5582] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5582] write(3, "1000", 4)         = 4
[pid  5582] close(3)                    = 0
[pid  5582] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5582] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5582] close(3)                    = 0
[pid  5582] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5582] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5582] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5582] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5582] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5582] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5582] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5582] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5582] exit_group(0)               = ?
[pid  5582] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=260, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 261
./strace-static-x86_64: Process 5584 attached
[pid  5584] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5584] setpgid(0, 0)               = 0
[pid  5584] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5584] write(3, "1000", 4)         = 4
[pid  5584] close(3)                    = 0
[pid  5584] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5584] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5584] close(3)                    = 0
[pid  5584] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5584] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5584] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5584] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5584] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5584] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5584] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5584] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5584] exit_group(0)               = ?
[pid  5584] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=261, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5586 attached
, child_tidptr=0x5555567f75d0) = 262
[pid  5586] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5586] setpgid(0, 0)               = 0
[pid  5586] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5586] write(3, "1000", 4)         = 4
[pid  5586] close(3)                    = 0
[pid  5586] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5586] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5586] close(3)                    = 0
[pid  5586] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5586] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5586] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5586] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5586] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5586] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5586] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5586] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5586] exit_group(0)               = ?
[pid  5586] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=262, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5588 attached
, child_tidptr=0x5555567f75d0) = 263
[pid  5588] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5588] setpgid(0, 0)               = 0
[pid  5588] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5588] write(3, "1000", 4)         = 4
[pid  5588] close(3)                    = 0
[pid  5588] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5588] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5588] close(3)                    = 0
[pid  5588] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5588] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5588] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5588] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5588] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5588] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5588] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5588] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5588] exit_group(0)               = ?
[pid  5588] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=263, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 264
./strace-static-x86_64: Process 5590 attached
[pid  5590] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5590] setpgid(0, 0)               = 0
[pid  5590] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5590] write(3, "1000", 4)         = 4
[pid  5590] close(3)                    = 0
[pid  5590] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5590] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5590] close(3)                    = 0
[pid  5590] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5590] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5590] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5590] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5590] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5590] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5590] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5590] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5590] exit_group(0)               = ?
[pid  5590] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=264, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5592 attached
, child_tidptr=0x5555567f75d0) = 265
[pid  5592] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5592] setpgid(0, 0)               = 0
[pid  5592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5592] write(3, "1000", 4)         = 4
[pid  5592] close(3)                    = 0
[pid  5592] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5592] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5592] close(3)                    = 0
[pid  5592] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5592] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5592] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5592] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5592] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5592] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5592] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5592] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5592] exit_group(0)               = ?
[pid  5592] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=265, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5594 attached
, child_tidptr=0x5555567f75d0) = 266
[pid  5594] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5594] setpgid(0, 0)               = 0
[pid  5594] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5594] write(3, "1000", 4)         = 4
[pid  5594] close(3)                    = 0
[pid  5594] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5594] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5594] close(3)                    = 0
[pid  5594] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5594] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5594] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5594] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5594] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5594] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5594] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5594] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5594] exit_group(0)               = ?
[pid  5594] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=266, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 267
./strace-static-x86_64: Process 5596 attached
[pid  5596] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5596] setpgid(0, 0)               = 0
[pid  5596] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5596] write(3, "1000", 4)         = 4
[pid  5596] close(3)                    = 0
[pid  5596] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5596] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5596] close(3)                    = 0
[pid  5596] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5596] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5596] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5596] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5596] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5596] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5596] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5596] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5596] exit_group(0)               = ?
[pid  5596] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=267, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 268
./strace-static-x86_64: Process 5598 attached
[pid  5598] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5598] setpgid(0, 0)               = 0
[pid  5598] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5598] write(3, "1000", 4)         = 4
[pid  5598] close(3)                    = 0
[pid  5598] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5598] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5598] close(3)                    = 0
[pid  5598] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5598] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5598] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5598] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5598] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5598] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5598] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5598] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5598] exit_group(0)               = ?
[pid  5598] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=268, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 269
./strace-static-x86_64: Process 5600 attached
[pid  5600] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5600] setpgid(0, 0)               = 0
[pid  5600] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5600] write(3, "1000", 4)         = 4
[pid  5600] close(3)                    = 0
[pid  5600] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5600] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5600] close(3)                    = 0
[pid  5600] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5600] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5600] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5600] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5600] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5600] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5600] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5600] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5600] exit_group(0)               = ?
[pid  5600] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=269, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5602 attached
, child_tidptr=0x5555567f75d0) = 270
[pid  5602] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5602] setpgid(0, 0)               = 0
[pid  5602] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5602] write(3, "1000", 4)         = 4
[pid  5602] close(3)                    = 0
[pid  5602] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5602] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5602] close(3)                    = 0
[pid  5602] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5602] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5602] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5602] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5602] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5602] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5602] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5602] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5602] exit_group(0)               = ?
[pid  5602] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=270, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 271
./strace-static-x86_64: Process 5604 attached
[pid  5604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5604] setpgid(0, 0)               = 0
[pid  5604] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5604] write(3, "1000", 4)         = 4
[pid  5604] close(3)                    = 0
[pid  5604] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5604] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5604] close(3)                    = 0
[pid  5604] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5604] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5604] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5604] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5604] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5604] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5604] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5604] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5604] exit_group(0)               = ?
[pid  5604] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=271, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 272
./strace-static-x86_64: Process 5606 attached
[pid  5606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5606] setpgid(0, 0)               = 0
[pid  5606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5606] write(3, "1000", 4)         = 4
[pid  5606] close(3)                    = 0
[pid  5606] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5606] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5606] close(3)                    = 0
[pid  5606] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5606] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5606] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5606] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5606] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5606] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5606] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5606] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5606] exit_group(0)               = ?
[pid  5606] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=272, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 273
./strace-static-x86_64: Process 5608 attached
[pid  5608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5608] setpgid(0, 0)               = 0
[pid  5608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5608] write(3, "1000", 4)         = 4
[pid  5608] close(3)                    = 0
[pid  5608] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5608] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5608] close(3)                    = 0
[pid  5608] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5608] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5608] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5608] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5608] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5608] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5608] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5608] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5608] exit_group(0)               = ?
[pid  5608] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=273, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 274
./strace-static-x86_64: Process 5610 attached
[pid  5610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5610] setpgid(0, 0)               = 0
[pid  5610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5610] write(3, "1000", 4)         = 4
[pid  5610] close(3)                    = 0
[pid  5610] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5610] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5610] close(3)                    = 0
[pid  5610] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5610] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5610] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5610] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5610] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5610] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5610] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5610] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5610] exit_group(0)               = ?
[pid  5610] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=274, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 275
./strace-static-x86_64: Process 5612 attached
[pid  5612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5612] setpgid(0, 0)               = 0
[pid  5612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5612] write(3, "1000", 4)         = 4
[pid  5612] close(3)                    = 0
[pid  5612] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5612] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5612] close(3)                    = 0
[pid  5612] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5612] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5612] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5612] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5612] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5612] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5612] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5612] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5612] exit_group(0)               = ?
[pid  5612] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=275, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 276
./strace-static-x86_64: Process 5614 attached
[pid  5614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5614] setpgid(0, 0)               = 0
[pid  5614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5614] write(3, "1000", 4)         = 4
[pid  5614] close(3)                    = 0
[pid  5614] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5614] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5614] close(3)                    = 0
[pid  5614] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5614] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5614] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5614] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5614] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5614] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5614] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5614] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5614] exit_group(0)               = ?
[pid  5614] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=276, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5616 attached
, child_tidptr=0x5555567f75d0) = 277
[pid  5616] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5616] setpgid(0, 0)               = 0
[pid  5616] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5616] write(3, "1000", 4)         = 4
[pid  5616] close(3)                    = 0
[pid  5616] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5616] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5616] close(3)                    = 0
[pid  5616] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5616] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5616] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5616] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5616] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5616] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5616] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5616] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5616] exit_group(0)               = ?
[pid  5616] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=277, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 278
./strace-static-x86_64: Process 5618 attached
[pid  5618] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5618] setpgid(0, 0)               = 0
[pid  5618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5618] write(3, "1000", 4)         = 4
[pid  5618] close(3)                    = 0
[pid  5618] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5618] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5618] close(3)                    = 0
[pid  5618] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5618] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5618] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5618] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5618] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5618] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5618] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5618] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5618] exit_group(0)               = ?
[pid  5618] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=278, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 279
./strace-static-x86_64: Process 5620 attached
[pid  5620] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5620] setpgid(0, 0)               = 0
[pid  5620] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5620] write(3, "1000", 4)         = 4
[pid  5620] close(3)                    = 0
[pid  5620] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5620] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5620] close(3)                    = 0
[pid  5620] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5620] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5620] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5620] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5620] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5620] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5620] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5620] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5620] exit_group(0)               = ?
[pid  5620] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=279, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 280
./strace-static-x86_64: Process 5622 attached
[pid  5622] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5622] setpgid(0, 0)               = 0
[pid  5622] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5622] write(3, "1000", 4)         = 4
[pid  5622] close(3)                    = 0
[pid  5622] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5622] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5622] close(3)                    = 0
[pid  5622] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5622] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5622] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5622] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5622] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5622] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5622] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5622] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5622] exit_group(0)               = ?
[pid  5622] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=280, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5624 attached
, child_tidptr=0x5555567f75d0) = 281
[pid  5624] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5624] setpgid(0, 0)               = 0
[pid  5624] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5624] write(3, "1000", 4)         = 4
[pid  5624] close(3)                    = 0
[pid  5624] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5624] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5624] close(3)                    = 0
[pid  5624] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5624] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5624] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5624] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5624] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5624] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5624] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5624] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5624] exit_group(0)               = ?
[pid  5624] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=281, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 282
./strace-static-x86_64: Process 5626 attached
[pid  5626] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5626] setpgid(0, 0)               = 0
[pid  5626] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5626] write(3, "1000", 4)         = 4
[pid  5626] close(3)                    = 0
[pid  5626] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5626] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5626] close(3)                    = 0
[pid  5626] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5626] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5626] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5626] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5626] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5626] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5626] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5626] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5626] exit_group(0)               = ?
[pid  5626] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=282, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 283
./strace-static-x86_64: Process 5628 attached
[pid  5628] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5628] setpgid(0, 0)               = 0
[pid  5628] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5628] write(3, "1000", 4)         = 4
[pid  5628] close(3)                    = 0
[pid  5628] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5628] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5628] close(3)                    = 0
[pid  5628] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5628] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5628] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5628] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5628] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5628] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5628] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5628] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5628] exit_group(0)               = ?
[pid  5628] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=283, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5630 attached
, child_tidptr=0x5555567f75d0) = 284
[pid  5630] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5630] setpgid(0, 0)               = 0
[pid  5630] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5630] write(3, "1000", 4)         = 4
[pid  5630] close(3)                    = 0
[pid  5630] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5630] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5630] close(3)                    = 0
[pid  5630] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5630] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5630] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5630] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5630] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5630] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5630] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5630] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5630] exit_group(0)               = ?
[pid  5630] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=284, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 285
./strace-static-x86_64: Process 5632 attached
[pid  5632] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5632] setpgid(0, 0)               = 0
[pid  5632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5632] write(3, "1000", 4)         = 4
[pid  5632] close(3)                    = 0
[pid  5632] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5632] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5632] close(3)                    = 0
[pid  5632] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5632] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5632] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5632] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5632] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5632] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5632] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5632] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5632] exit_group(0)               = ?
[pid  5632] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=285, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 286
./strace-static-x86_64: Process 5634 attached
[pid  5634] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5634] setpgid(0, 0)               = 0
[pid  5634] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5634] write(3, "1000", 4)         = 4
[pid  5634] close(3)                    = 0
[pid  5634] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5634] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5634] close(3)                    = 0
[pid  5634] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5634] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5634] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5634] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5634] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5634] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5634] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5634] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5634] exit_group(0)               = ?
[pid  5634] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=286, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5636 attached
, child_tidptr=0x5555567f75d0) = 287
[pid  5636] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5636] setpgid(0, 0)               = 0
[pid  5636] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5636] write(3, "1000", 4)         = 4
[pid  5636] close(3)                    = 0
[pid  5636] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5636] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5636] close(3)                    = 0
[pid  5636] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5636] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5636] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5636] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5636] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5636] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5636] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5636] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5636] exit_group(0)               = ?
[pid  5636] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=287, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 288
./strace-static-x86_64: Process 5638 attached
[pid  5638] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5638] setpgid(0, 0)               = 0
[pid  5638] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5638] write(3, "1000", 4)         = 4
[pid  5638] close(3)                    = 0
[pid  5638] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5638] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5638] close(3)                    = 0
[pid  5638] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5638] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5638] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5638] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5638] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5638] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5638] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5638] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5638] exit_group(0)               = ?
[pid  5638] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=288, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 289
./strace-static-x86_64: Process 5640 attached
[pid  5640] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5640] setpgid(0, 0)               = 0
[pid  5640] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5640] write(3, "1000", 4)         = 4
[pid  5640] close(3)                    = 0
[pid  5640] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5640] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5640] close(3)                    = 0
[pid  5640] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5640] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5640] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5640] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5640] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5640] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5640] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5640] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5640] exit_group(0)               = ?
[pid  5640] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=289, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5642 attached
, child_tidptr=0x5555567f75d0) = 290
[pid  5642] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5642] setpgid(0, 0)               = 0
[pid  5642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5642] write(3, "1000", 4)         = 4
[pid  5642] close(3)                    = 0
[pid  5642] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5642] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5642] close(3)                    = 0
[pid  5642] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5642] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5642] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5642] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5642] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5642] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5642] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5642] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5642] exit_group(0)               = ?
[pid  5642] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=290, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 291
./strace-static-x86_64: Process 5644 attached
[pid  5644] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5644] setpgid(0, 0)               = 0
[pid  5644] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5644] write(3, "1000", 4)         = 4
[pid  5644] close(3)                    = 0
[pid  5644] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5644] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5644] close(3)                    = 0
[pid  5644] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5644] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5644] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5644] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5644] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5644] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5644] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5644] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5644] exit_group(0)               = ?
[pid  5644] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=291, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 292
./strace-static-x86_64: Process 5646 attached
[pid  5646] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5646] setpgid(0, 0)               = 0
[pid  5646] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5646] write(3, "1000", 4)         = 4
[pid  5646] close(3)                    = 0
[pid  5646] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5646] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5646] close(3)                    = 0
[pid  5646] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5646] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5646] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5646] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5646] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5646] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5646] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5646] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5646] exit_group(0)               = ?
[pid  5646] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=292, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 293
./strace-static-x86_64: Process 5648 attached
[pid  5648] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5648] setpgid(0, 0)               = 0
[pid  5648] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5648] write(3, "1000", 4)         = 4
[pid  5648] close(3)                    = 0
[pid  5648] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5648] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5648] close(3)                    = 0
[pid  5648] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5648] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5648] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5648] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5648] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5648] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5648] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5648] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5648] exit_group(0)               = ?
[pid  5648] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=293, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 294
./strace-static-x86_64: Process 5650 attached
[pid  5650] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5650] setpgid(0, 0)               = 0
[pid  5650] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5650] write(3, "1000", 4)         = 4
[pid  5650] close(3)                    = 0
[pid  5650] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5650] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5650] close(3)                    = 0
[pid  5650] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5650] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5650] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5650] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5650] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5650] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5650] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5650] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5650] exit_group(0)               = ?
[pid  5650] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=294, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 295
./strace-static-x86_64: Process 5652 attached
[pid  5652] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5652] setpgid(0, 0)               = 0
[pid  5652] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5652] write(3, "1000", 4)         = 4
[pid  5652] close(3)                    = 0
[pid  5652] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5652] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5652] close(3)                    = 0
[pid  5652] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5652] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5652] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5652] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5652] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5652] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5652] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5652] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5652] exit_group(0)               = ?
[pid  5652] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=295, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 296
./strace-static-x86_64: Process 5654 attached
[pid  5654] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5654] setpgid(0, 0)               = 0
[pid  5654] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5654] write(3, "1000", 4)         = 4
[pid  5654] close(3)                    = 0
[pid  5654] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5654] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5654] close(3)                    = 0
[pid  5654] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5654] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5654] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5654] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5654] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5654] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5654] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5654] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5654] exit_group(0)               = ?
[pid  5654] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=296, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 297
./strace-static-x86_64: Process 5656 attached
[pid  5656] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5656] setpgid(0, 0)               = 0
[pid  5656] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5656] write(3, "1000", 4)         = 4
[pid  5656] close(3)                    = 0
[pid  5656] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5656] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5656] close(3)                    = 0
[pid  5656] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5656] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5656] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5656] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5656] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5656] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5656] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5656] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5656] exit_group(0)               = ?
[pid  5656] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=297, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 298
./strace-static-x86_64: Process 5658 attached
[pid  5658] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5658] setpgid(0, 0)               = 0
[pid  5658] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5658] write(3, "1000", 4)         = 4
[pid  5658] close(3)                    = 0
[pid  5658] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5658] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5658] close(3)                    = 0
[pid  5658] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5658] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5658] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5658] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5658] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5658] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5658] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5658] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5658] exit_group(0)               = ?
[pid  5658] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=298, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 299
./strace-static-x86_64: Process 5660 attached
[pid  5660] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5660] setpgid(0, 0)               = 0
[pid  5660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5660] write(3, "1000", 4)         = 4
[pid  5660] close(3)                    = 0
[pid  5660] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5660] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5660] close(3)                    = 0
[pid  5660] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5660] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5660] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5660] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5660] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5660] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5660] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5660] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5660] exit_group(0)               = ?
[pid  5660] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=299, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 300
./strace-static-x86_64: Process 5662 attached
[pid  5662] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5662] setpgid(0, 0)               = 0
[pid  5662] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5662] write(3, "1000", 4)         = 4
[pid  5662] close(3)                    = 0
[pid  5662] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5662] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5662] close(3)                    = 0
[pid  5662] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5662] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5662] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5662] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5662] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5662] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5662] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5662] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5662] exit_group(0)               = ?
[pid  5662] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=300, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 301
./strace-static-x86_64: Process 5664 attached
[pid  5664] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5664] setpgid(0, 0)               = 0
[pid  5664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5664] write(3, "1000", 4)         = 4
[pid  5664] close(3)                    = 0
[pid  5664] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5664] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5664] close(3)                    = 0
[pid  5664] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5664] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5664] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5664] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5664] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5664] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5664] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5664] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5664] exit_group(0)               = ?
[pid  5664] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=301, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5666 attached
, child_tidptr=0x5555567f75d0) = 302
[pid  5666] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5666] setpgid(0, 0)               = 0
[pid  5666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5666] write(3, "1000", 4)         = 4
[pid  5666] close(3)                    = 0
[pid  5666] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5666] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5666] close(3)                    = 0
[pid  5666] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5666] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5666] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5666] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5666] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5666] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5666] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5666] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5666] exit_group(0)               = ?
[pid  5666] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=302, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 303
./strace-static-x86_64: Process 5668 attached
[pid  5668] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5668] setpgid(0, 0)               = 0
[pid  5668] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5668] write(3, "1000", 4)         = 4
[pid  5668] close(3)                    = 0
[pid  5668] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5668] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5668] close(3)                    = 0
[pid  5668] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5668] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5668] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5668] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5668] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5668] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5668] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5668] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5668] exit_group(0)               = ?
[pid  5668] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=303, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 304
./strace-static-x86_64: Process 5670 attached
[pid  5670] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5670] setpgid(0, 0)               = 0
[pid  5670] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5670] write(3, "1000", 4)         = 4
[pid  5670] close(3)                    = 0
[pid  5670] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5670] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5670] close(3)                    = 0
[pid  5670] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5670] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5670] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5670] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5670] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5670] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5670] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5670] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5670] exit_group(0)               = ?
[pid  5670] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=304, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5672 attached
, child_tidptr=0x5555567f75d0) = 305
[pid  5672] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5672] setpgid(0, 0)               = 0
[pid  5672] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5672] write(3, "1000", 4)         = 4
[pid  5672] close(3)                    = 0
[pid  5672] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5672] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5672] close(3)                    = 0
[pid  5672] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5672] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5672] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5672] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5672] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5672] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5672] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5672] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5672] exit_group(0)               = ?
[pid  5672] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=305, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5674 attached
, child_tidptr=0x5555567f75d0) = 306
[pid  5674] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5674] setpgid(0, 0)               = 0
[pid  5674] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5674] write(3, "1000", 4)         = 4
[pid  5674] close(3)                    = 0
[pid  5674] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5674] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5674] close(3)                    = 0
[pid  5674] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5674] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5674] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5674] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5674] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5674] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5674] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5674] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5674] exit_group(0)               = ?
[pid  5674] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=306, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 307
./strace-static-x86_64: Process 5676 attached
[pid  5676] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5676] setpgid(0, 0)               = 0
[pid  5676] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5676] write(3, "1000", 4)         = 4
[pid  5676] close(3)                    = 0
[pid  5676] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5676] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5676] close(3)                    = 0
[pid  5676] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5676] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5676] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5676] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5676] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5676] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5676] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5676] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5676] exit_group(0)               = ?
[pid  5676] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=307, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 308
./strace-static-x86_64: Process 5678 attached
[pid  5678] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5678] setpgid(0, 0)               = 0
[pid  5678] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5678] write(3, "1000", 4)         = 4
[pid  5678] close(3)                    = 0
[pid  5678] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5678] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5678] close(3)                    = 0
[pid  5678] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5678] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5678] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5678] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5678] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5678] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5678] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5678] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5678] exit_group(0)               = ?
[pid  5678] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=308, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 309
./strace-static-x86_64: Process 5680 attached
[pid  5680] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5680] setpgid(0, 0)               = 0
[pid  5680] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5680] write(3, "1000", 4)         = 4
[pid  5680] close(3)                    = 0
[pid  5680] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5680] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5680] close(3)                    = 0
[pid  5680] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5680] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5680] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5680] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5680] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5680] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5680] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5680] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5680] exit_group(0)               = ?
[pid  5680] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=309, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5682 attached
, child_tidptr=0x5555567f75d0) = 310
[pid  5682] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5682] setpgid(0, 0)               = 0
[pid  5682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5682] write(3, "1000", 4)         = 4
[pid  5682] close(3)                    = 0
[pid  5682] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5682] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5682] close(3)                    = 0
[pid  5682] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5682] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5682] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5682] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5682] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5682] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5682] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5682] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5682] exit_group(0)               = ?
[pid  5682] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=310, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 311
./strace-static-x86_64: Process 5684 attached
[pid  5684] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5684] setpgid(0, 0)               = 0
[pid  5684] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5684] write(3, "1000", 4)         = 4
[pid  5684] close(3)                    = 0
[pid  5684] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5684] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5684] close(3)                    = 0
[pid  5684] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5684] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5684] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5684] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5684] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5684] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5684] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5684] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5684] exit_group(0)               = ?
[pid  5684] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=311, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 312
./strace-static-x86_64: Process 5686 attached
[pid  5686] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5686] setpgid(0, 0)               = 0
[pid  5686] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5686] write(3, "1000", 4)         = 4
[pid  5686] close(3)                    = 0
[pid  5686] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5686] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5686] close(3)                    = 0
[pid  5686] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5686] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5686] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5686] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5686] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5686] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5686] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5686] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5686] exit_group(0)               = ?
[pid  5686] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=312, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5688 attached
, child_tidptr=0x5555567f75d0) = 313
[pid  5688] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5688] setpgid(0, 0)               = 0
[pid  5688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5688] write(3, "1000", 4)         = 4
[pid  5688] close(3)                    = 0
[pid  5688] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5688] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5688] close(3)                    = 0
[pid  5688] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5688] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5688] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5688] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5688] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5688] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5688] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5688] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5688] exit_group(0)               = ?
[pid  5688] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=313, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 314
./strace-static-x86_64: Process 5690 attached
[pid  5690] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5690] setpgid(0, 0)               = 0
[pid  5690] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5690] write(3, "1000", 4)         = 4
[pid  5690] close(3)                    = 0
[pid  5690] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5690] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5690] close(3)                    = 0
[pid  5690] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5690] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5690] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5690] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5690] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5690] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5690] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5690] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5690] exit_group(0)               = ?
[pid  5690] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=314, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 315
./strace-static-x86_64: Process 5692 attached
[pid  5692] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5692] setpgid(0, 0)               = 0
[pid  5692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5692] write(3, "1000", 4)         = 4
[pid  5692] close(3)                    = 0
[pid  5692] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5692] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5692] close(3)                    = 0
[pid  5692] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5692] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5692] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5692] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5692] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5692] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5692] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5692] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5692] exit_group(0)               = ?
[pid  5692] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=315, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 316
./strace-static-x86_64: Process 5694 attached
[pid  5694] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5694] setpgid(0, 0)               = 0
[pid  5694] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5694] write(3, "1000", 4)         = 4
[pid  5694] close(3)                    = 0
[pid  5694] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5694] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5694] close(3)                    = 0
[pid  5694] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5694] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5694] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5694] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5694] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5694] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5694] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5694] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5694] exit_group(0)               = ?
[pid  5694] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=316, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5696 attached
, child_tidptr=0x5555567f75d0) = 317
[pid  5696] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5696] setpgid(0, 0)               = 0
[pid  5696] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5696] write(3, "1000", 4)         = 4
[pid  5696] close(3)                    = 0
[pid  5696] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5696] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5696] close(3)                    = 0
[pid  5696] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5696] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5696] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5696] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5696] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5696] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5696] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5696] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5696] exit_group(0)               = ?
[pid  5696] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=317, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5698 attached
, child_tidptr=0x5555567f75d0) = 318
[pid  5698] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5698] setpgid(0, 0)               = 0
[pid  5698] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5698] write(3, "1000", 4)         = 4
[pid  5698] close(3)                    = 0
[pid  5698] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5698] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5698] close(3)                    = 0
[pid  5698] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5698] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5698] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5698] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5698] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5698] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5698] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5698] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5698] exit_group(0)               = ?
[pid  5698] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=318, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 319
./strace-static-x86_64: Process 5700 attached
[pid  5700] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5700] setpgid(0, 0)               = 0
[pid  5700] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5700] write(3, "1000", 4)         = 4
[pid  5700] close(3)                    = 0
[pid  5700] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5700] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5700] close(3)                    = 0
[pid  5700] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5700] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5700] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5700] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5700] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5700] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5700] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5700] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5700] exit_group(0)               = ?
[pid  5700] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=319, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 320
./strace-static-x86_64: Process 5702 attached
[pid  5702] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5702] setpgid(0, 0)               = 0
[pid  5702] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5702] write(3, "1000", 4)         = 4
[pid  5702] close(3)                    = 0
[pid  5702] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5702] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5702] close(3)                    = 0
[pid  5702] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5702] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5702] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5702] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5702] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5702] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5702] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5702] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5702] exit_group(0)               = ?
[pid  5702] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=320, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5704 attached
, child_tidptr=0x5555567f75d0) = 321
[pid  5704] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5704] setpgid(0, 0)               = 0
[pid  5704] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5704] write(3, "1000", 4)         = 4
[pid  5704] close(3)                    = 0
[pid  5704] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5704] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5704] close(3)                    = 0
[pid  5704] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5704] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5704] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5704] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5704] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5704] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5704] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5704] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5704] exit_group(0)               = ?
[pid  5704] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=321, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5706 attached
, child_tidptr=0x5555567f75d0) = 322
[pid  5706] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5706] setpgid(0, 0)               = 0
[pid  5706] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5706] write(3, "1000", 4)         = 4
[pid  5706] close(3)                    = 0
[pid  5706] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5706] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5706] close(3)                    = 0
[pid  5706] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5706] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5706] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5706] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5706] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5706] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5706] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5706] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5706] exit_group(0)               = ?
[pid  5706] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=322, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5708 attached
, child_tidptr=0x5555567f75d0) = 323
[pid  5708] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5708] setpgid(0, 0)               = 0
[pid  5708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5708] write(3, "1000", 4)         = 4
[pid  5708] close(3)                    = 0
[pid  5708] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5708] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5708] close(3)                    = 0
[pid  5708] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5708] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5708] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5708] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5708] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5708] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5708] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5708] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5708] exit_group(0)               = ?
[pid  5708] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=323, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5710 attached
, child_tidptr=0x5555567f75d0) = 324
[pid  5710] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5710] setpgid(0, 0)               = 0
[pid  5710] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5710] write(3, "1000", 4)         = 4
[pid  5710] close(3)                    = 0
[pid  5710] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5710] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5710] close(3)                    = 0
[pid  5710] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5710] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5710] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5710] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5710] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5710] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5710] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5710] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5710] exit_group(0)               = ?
[pid  5710] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=324, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5712 attached
, child_tidptr=0x5555567f75d0) = 325
[pid  5712] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5712] setpgid(0, 0)               = 0
[pid  5712] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5712] write(3, "1000", 4)         = 4
[pid  5712] close(3)                    = 0
[pid  5712] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5712] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5712] close(3)                    = 0
[pid  5712] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5712] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5712] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5712] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5712] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5712] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5712] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5712] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5712] exit_group(0)               = ?
[pid  5712] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=325, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5714 attached
, child_tidptr=0x5555567f75d0) = 326
[pid  5714] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5714] setpgid(0, 0)               = 0
[pid  5714] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5714] write(3, "1000", 4)         = 4
[pid  5714] close(3)                    = 0
[pid  5714] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5714] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5714] close(3)                    = 0
[pid  5714] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5714] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5714] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5714] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5714] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5714] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5714] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5714] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5714] exit_group(0)               = ?
[pid  5714] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=326, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5716 attached
, child_tidptr=0x5555567f75d0) = 327
[pid  5716] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5716] setpgid(0, 0)               = 0
[pid  5716] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5716] write(3, "1000", 4)         = 4
[pid  5716] close(3)                    = 0
[pid  5716] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5716] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5716] close(3)                    = 0
[pid  5716] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5716] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5716] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5716] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5716] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5716] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5716] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5716] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5716] exit_group(0)               = ?
[pid  5716] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=327, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5718 attached
, child_tidptr=0x5555567f75d0) = 328
[pid  5718] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5718] setpgid(0, 0)               = 0
[pid  5718] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5718] write(3, "1000", 4)         = 4
[pid  5718] close(3)                    = 0
[pid  5718] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5718] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5718] close(3)                    = 0
[pid  5718] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5718] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5718] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5718] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5718] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5718] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5718] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5718] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5718] exit_group(0)               = ?
[pid  5718] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=328, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 329
./strace-static-x86_64: Process 5720 attached
[pid  5720] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5720] setpgid(0, 0)               = 0
[pid  5720] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5720] write(3, "1000", 4)         = 4
[pid  5720] close(3)                    = 0
[pid  5720] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5720] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5720] close(3)                    = 0
[pid  5720] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5720] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5720] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5720] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5720] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5720] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5720] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5720] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5720] exit_group(0)               = ?
[pid  5720] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=329, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 330
./strace-static-x86_64: Process 5722 attached
[pid  5722] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5722] setpgid(0, 0)               = 0
[pid  5722] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5722] write(3, "1000", 4)         = 4
[pid  5722] close(3)                    = 0
[pid  5722] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5722] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5722] close(3)                    = 0
[pid  5722] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5722] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5722] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5722] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5722] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5722] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5722] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5722] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5722] exit_group(0)               = ?
[pid  5722] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=330, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 331
./strace-static-x86_64: Process 5724 attached
[pid  5724] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5724] setpgid(0, 0)               = 0
[pid  5724] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5724] write(3, "1000", 4)         = 4
[pid  5724] close(3)                    = 0
[pid  5724] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5724] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5724] close(3)                    = 0
[pid  5724] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5724] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5724] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5724] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5724] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5724] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5724] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5724] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5724] exit_group(0)               = ?
[pid  5724] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=331, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 332
./strace-static-x86_64: Process 5726 attached
[pid  5726] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5726] setpgid(0, 0)               = 0
[pid  5726] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5726] write(3, "1000", 4)         = 4
[pid  5726] close(3)                    = 0
[pid  5726] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5726] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5726] close(3)                    = 0
[pid  5726] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5726] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5726] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5726] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5726] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5726] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5726] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5726] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5726] exit_group(0)               = ?
[pid  5726] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=332, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5728 attached
, child_tidptr=0x5555567f75d0) = 333
[pid  5728] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5728] setpgid(0, 0)               = 0
[pid  5728] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5728] write(3, "1000", 4)         = 4
[pid  5728] close(3)                    = 0
[pid  5728] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5728] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5728] close(3)                    = 0
[pid  5728] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5728] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5728] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5728] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5728] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5728] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5728] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5728] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5728] exit_group(0)               = ?
[pid  5728] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=333, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 334
./strace-static-x86_64: Process 5730 attached
[pid  5730] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5730] setpgid(0, 0)               = 0
[pid  5730] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5730] write(3, "1000", 4)         = 4
[pid  5730] close(3)                    = 0
[pid  5730] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5730] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5730] close(3)                    = 0
[pid  5730] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5730] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5730] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5730] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5730] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5730] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5730] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5730] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5730] exit_group(0)               = ?
[pid  5730] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=334, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 335
./strace-static-x86_64: Process 5732 attached
[pid  5732] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5732] setpgid(0, 0)               = 0
[pid  5732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5732] write(3, "1000", 4)         = 4
[pid  5732] close(3)                    = 0
[pid  5732] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5732] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5732] close(3)                    = 0
[pid  5732] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5732] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5732] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5732] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5732] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5732] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5732] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5732] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5732] exit_group(0)               = ?
[pid  5732] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=335, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 336
./strace-static-x86_64: Process 5734 attached
[pid  5734] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5734] setpgid(0, 0)               = 0
[pid  5734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5734] write(3, "1000", 4)         = 4
[pid  5734] close(3)                    = 0
[pid  5734] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5734] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5734] close(3)                    = 0
[pid  5734] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5734] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5734] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5734] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5734] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5734] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5734] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5734] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5734] exit_group(0)               = ?
[pid  5734] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=336, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5736 attached
, child_tidptr=0x5555567f75d0) = 337
[pid  5736] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5736] setpgid(0, 0)               = 0
[pid  5736] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5736] write(3, "1000", 4)         = 4
[pid  5736] close(3)                    = 0
[pid  5736] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5736] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5736] close(3)                    = 0
[pid  5736] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5736] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5736] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5736] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5736] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5736] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5736] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5736] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5736] exit_group(0)               = ?
[pid  5736] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=337, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 338
./strace-static-x86_64: Process 5738 attached
[pid  5738] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5738] setpgid(0, 0)               = 0
[pid  5738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5738] write(3, "1000", 4)         = 4
[pid  5738] close(3)                    = 0
[pid  5738] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5738] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5738] close(3)                    = 0
[pid  5738] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5738] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5738] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5738] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5738] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5738] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5738] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5738] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5738] exit_group(0)               = ?
[pid  5738] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=338, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5740 attached
, child_tidptr=0x5555567f75d0) = 339
[pid  5740] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5740] setpgid(0, 0)               = 0
[pid  5740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5740] write(3, "1000", 4)         = 4
[pid  5740] close(3)                    = 0
[pid  5740] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5740] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5740] close(3)                    = 0
[pid  5740] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5740] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5740] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5740] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5740] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5740] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5740] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5740] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5740] exit_group(0)               = ?
[pid  5740] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=339, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 340
./strace-static-x86_64: Process 5742 attached
[pid  5742] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5742] setpgid(0, 0)               = 0
[pid  5742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5742] write(3, "1000", 4)         = 4
[pid  5742] close(3)                    = 0
[pid  5742] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5742] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5742] close(3)                    = 0
[pid  5742] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5742] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5742] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5742] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5742] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5742] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5742] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5742] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5742] exit_group(0)               = ?
[pid  5742] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=340, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5744 attached
, child_tidptr=0x5555567f75d0) = 341
[pid  5744] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5744] setpgid(0, 0)               = 0
[pid  5744] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5744] write(3, "1000", 4)         = 4
[pid  5744] close(3)                    = 0
[pid  5744] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5744] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5744] close(3)                    = 0
[pid  5744] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5744] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5744] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5744] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5744] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5744] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5744] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5744] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5744] exit_group(0)               = ?
[pid  5744] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=341, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 342
./strace-static-x86_64: Process 5746 attached
[pid  5746] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5746] setpgid(0, 0)               = 0
[pid  5746] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5746] write(3, "1000", 4)         = 4
[pid  5746] close(3)                    = 0
[pid  5746] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5746] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5746] close(3)                    = 0
[pid  5746] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5746] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5746] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5746] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5746] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5746] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5746] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5746] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5746] exit_group(0)               = ?
[pid  5746] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=342, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5748 attached
, child_tidptr=0x5555567f75d0) = 343
[pid  5748] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5748] setpgid(0, 0)               = 0
[pid  5748] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5748] write(3, "1000", 4)         = 4
[pid  5748] close(3)                    = 0
[pid  5748] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5748] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5748] close(3)                    = 0
[pid  5748] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5748] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5748] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5748] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5748] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5748] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5748] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5748] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5748] exit_group(0)               = ?
[pid  5748] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=343, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5750 attached
, child_tidptr=0x5555567f75d0) = 344
[pid  5750] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5750] setpgid(0, 0)               = 0
[pid  5750] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5750] write(3, "1000", 4)         = 4
[pid  5750] close(3)                    = 0
[pid  5750] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5750] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5750] close(3)                    = 0
[pid  5750] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5750] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5750] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5750] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5750] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5750] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5750] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5750] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5750] exit_group(0)               = ?
[pid  5750] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=344, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 345
./strace-static-x86_64: Process 5752 attached
[pid  5752] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5752] setpgid(0, 0)               = 0
[pid  5752] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5752] write(3, "1000", 4)         = 4
[pid  5752] close(3)                    = 0
[pid  5752] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5752] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5752] close(3)                    = 0
[pid  5752] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5752] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5752] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5752] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5752] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5752] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5752] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5752] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5752] exit_group(0)               = ?
[pid  5752] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=345, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 346
./strace-static-x86_64: Process 5754 attached
[pid  5754] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5754] setpgid(0, 0)               = 0
[pid  5754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5754] write(3, "1000", 4)         = 4
[pid  5754] close(3)                    = 0
[pid  5754] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5754] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5754] close(3)                    = 0
[pid  5754] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5754] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5754] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5754] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5754] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5754] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5754] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5754] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5754] exit_group(0)               = ?
[pid  5754] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=346, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5756 attached
, child_tidptr=0x5555567f75d0) = 347
[pid  5756] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5756] setpgid(0, 0)               = 0
[pid  5756] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5756] write(3, "1000", 4)         = 4
[pid  5756] close(3)                    = 0
[pid  5756] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5756] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5756] close(3)                    = 0
[pid  5756] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5756] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5756] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5756] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5756] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5756] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5756] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5756] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5756] exit_group(0)               = ?
[pid  5756] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=347, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 348
./strace-static-x86_64: Process 5758 attached
[pid  5758] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5758] setpgid(0, 0)               = 0
[pid  5758] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5758] write(3, "1000", 4)         = 4
[pid  5758] close(3)                    = 0
[pid  5758] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5758] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5758] close(3)                    = 0
[pid  5758] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5758] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5758] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5758] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5758] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5758] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5758] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5758] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5758] exit_group(0)               = ?
[pid  5758] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=348, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5760 attached
, child_tidptr=0x5555567f75d0) = 349
[pid  5760] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5760] setpgid(0, 0)               = 0
[pid  5760] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5760] write(3, "1000", 4)         = 4
[pid  5760] close(3)                    = 0
[pid  5760] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5760] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5760] close(3)                    = 0
[pid  5760] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5760] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5760] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5760] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5760] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5760] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5760] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5760] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5760] exit_group(0)               = ?
[pid  5760] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=349, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5762 attached
, child_tidptr=0x5555567f75d0) = 350
[pid  5762] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5762] setpgid(0, 0)               = 0
[pid  5762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5762] write(3, "1000", 4)         = 4
[pid  5762] close(3)                    = 0
[pid  5762] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5762] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5762] close(3)                    = 0
[pid  5762] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5762] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5762] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5762] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5762] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5762] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5762] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5762] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5762] exit_group(0)               = ?
[pid  5762] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=350, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 351
./strace-static-x86_64: Process 5764 attached
[pid  5764] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5764] setpgid(0, 0)               = 0
[pid  5764] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5764] write(3, "1000", 4)         = 4
[pid  5764] close(3)                    = 0
[pid  5764] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5764] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5764] close(3)                    = 0
[pid  5764] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5764] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5764] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5764] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5764] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5764] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5764] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5764] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5764] exit_group(0)               = ?
[pid  5764] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=351, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 352
./strace-static-x86_64: Process 5766 attached
[pid  5766] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5766] setpgid(0, 0)               = 0
[pid  5766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5766] write(3, "1000", 4)         = 4
[pid  5766] close(3)                    = 0
[pid  5766] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5766] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5766] close(3)                    = 0
[pid  5766] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5766] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5766] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5766] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5766] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5766] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5766] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5766] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5766] exit_group(0)               = ?
[pid  5766] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=352, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 353
./strace-static-x86_64: Process 5768 attached
[pid  5768] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5768] setpgid(0, 0)               = 0
[pid  5768] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5768] write(3, "1000", 4)         = 4
[pid  5768] close(3)                    = 0
[pid  5768] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5768] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5768] close(3)                    = 0
[pid  5768] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5768] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5768] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5768] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5768] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5768] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5768] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5768] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5768] exit_group(0)               = ?
[pid  5768] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=353, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 354
./strace-static-x86_64: Process 5770 attached
[pid  5770] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5770] setpgid(0, 0)               = 0
[pid  5770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5770] write(3, "1000", 4)         = 4
[pid  5770] close(3)                    = 0
[pid  5770] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5770] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5770] close(3)                    = 0
[pid  5770] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5770] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5770] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5770] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5770] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5770] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5770] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5770] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5770] exit_group(0)               = ?
[pid  5770] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=354, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 355
./strace-static-x86_64: Process 5772 attached
[pid  5772] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5772] setpgid(0, 0)               = 0
[pid  5772] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5772] write(3, "1000", 4)         = 4
[pid  5772] close(3)                    = 0
[pid  5772] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5772] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5772] close(3)                    = 0
[pid  5772] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5772] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5772] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5772] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5772] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5772] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5772] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5772] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5772] exit_group(0)               = ?
[pid  5772] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=355, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 356
./strace-static-x86_64: Process 5774 attached
[pid  5774] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5774] setpgid(0, 0)               = 0
[pid  5774] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5774] write(3, "1000", 4)         = 4
[pid  5774] close(3)                    = 0
[pid  5774] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5774] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5774] close(3)                    = 0
[pid  5774] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5774] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5774] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5774] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5774] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5774] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5774] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5774] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5774] exit_group(0)               = ?
[pid  5774] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=356, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] restart_syscall(<... resuming interrupted clone ...>) = 0
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 357
./strace-static-x86_64: Process 5776 attached
[pid  5776] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5776] setpgid(0, 0)               = 0
[pid  5776] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5776] write(3, "1000", 4)         = 4
[pid  5776] close(3)                    = 0
[pid  5776] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
[pid  5776] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, 0) = -1 EINVAL (Invalid argument)
[pid  5776] close(3)                    = 0
[pid  5776] close(4)                    = -1 EBADF (Bad file descriptor)
[pid  5776] close(5)                    = -1 EBADF (Bad file descriptor)
[pid  5776] close(6)                    = -1 EBADF (Bad file descriptor)
[pid  5776] close(7)                    = -1 EBADF (Bad file descriptor)
[pid  5776] close(8)                    = -1 EBADF (Bad file descriptor)
[pid  5776] close(9)                    = -1 EBADF (Bad file descriptor)
[pid  5776] close(10)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(11)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(12)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(13)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(14)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(15)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(16)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(17)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(18)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(19)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(20)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(21)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(22)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(23)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(24)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(25)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(26)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(27)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(28)                   = -1 EBADF (Bad file descriptor)
[pid  5776] close(29)                   = -1 EBADF (Bad file descriptor)
[pid  5776] exit_group(0)               = ?
[pid  5776] +++ exited with 0 +++
[pid  5064] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=357, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
[pid  5064] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555567f75d0) = 358
./strace-static-x86_64: Process 5778 attached
[pid  5778] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0
[pid  5778] setpgid(0, 0)               = 0
[pid  5778] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3
[pid  5778] write(3, "1000", 4)         = 4
[pid  5778] close(3)                    = 0
[pid  5778] socket(AF_RXRPC, SOCK_DGRAM, AF_INET) = 3
syzkaller login: [   61.809165][ T5778] ==================================================================
[   61.817266][ T5778] BUG: KASAN: use-after-free in rxrpc_lookup_local+0x5b8/0x1710
[   61.824929][ T5778] Read of size 2 at addr ffff88807cc16a1c by task syz-executor791/5778
[   61.833148][ T5778] 
[   61.835468][ T5778] CPU: 0 PID: 5778 Comm: syz-executor791 Not tainted 6.1.0-syzkaller-13064-g75caf5940899 #0
[   61.845530][ T5778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[   61.855579][ T5778] Call Trace:
[   61.858847][ T5778]  <TASK>
[   61.861763][ T5778]  dump_stack_lvl+0x1e3/0x2d0
[   61.866440][ T5778]  ? nf_tcp_handle_invalid+0x630/0x630
[   61.871898][ T5778]  ? __wake_up_klogd+0xcd/0x100
[   61.876753][ T5778]  ? panic+0x770/0x770
[   61.880810][ T5778]  ? _printk+0xcf/0x110
[   61.884952][ T5778]  print_address_description+0x74/0x340
[   61.890571][ T5778]  print_report+0x107/0x220
[   61.895061][ T5778]  ? rxrpc_lookup_local+0x246/0x1710
[   61.900331][ T5778]  ? __virt_addr_valid+0x21b/0x2d0
[   61.905427][ T5778]  ? __phys_addr+0xb5/0x160
[   61.909919][ T5778]  ? rxrpc_lookup_local+0x5b8/0x1710
[   61.915190][ T5778]  kasan_report+0x139/0x170
[   61.919684][ T5778]  ? rxrpc_lookup_local+0x5b8/0x1710
[   61.924958][ T5778]  rxrpc_lookup_local+0x5b8/0x1710
[   61.930072][ T5778]  ? trace_rxrpc_tx_packet+0x300/0x300
[   61.935546][ T5778]  ? __local_bh_enable_ip+0x163/0x1f0
[   61.941002][ T5778]  ? lockdep_hardirqs_on+0x95/0x140
[   61.946183][ T5778]  ? __local_bh_enable_ip+0x163/0x1f0
[   61.951539][ T5778]  ? rxrpc_sendmsg+0x12f/0x8d0
[   61.956283][ T5778]  ? _local_bh_enable+0xa0/0xa0
[   61.961121][ T5778]  ? rxrpc_sendmsg+0x12f/0x8d0
[   61.965866][ T5778]  ? do_raw_spin_unlock+0x134/0x8a0
[   61.971053][ T5778]  rxrpc_sendmsg+0x47d/0x8d0
[   61.975626][ T5778]  ? security_socket_sendmsg+0x9d/0xb0
[   61.981071][ T5778]  ? rxrpc_getsockopt+0x150/0x150
[   61.986078][ T5778]  ____sys_sendmsg+0x597/0x8e0
[   61.990836][ T5778]  ? __sys_sendmsg_sock+0x30/0x30
[   61.995846][ T5778]  ? rcu_read_lock_sched_held+0x89/0x130
[   62.001464][ T5778]  ? __rwlock_init+0x140/0x140
[   62.006312][ T5778]  __sys_sendmsg+0x28e/0x390
[   62.010902][ T5778]  ? ____sys_sendmsg+0x8e0/0x8e0
[   62.015835][ T5778]  ? do_notify_parent+0xeb0/0xeb0
[   62.020847][ T5778]  ? lockdep_hardirqs_on_prepare+0x448/0x7b0
[   62.026820][ T5778]  ? syscall_enter_from_user_mode+0x2e/0x1d0
[   62.032810][ T5778]  ? syscall_enter_from_user_mode+0x86/0x1d0
[   62.038800][ T5778]  do_syscall_64+0x2b/0x70
[   62.043208][ T5778]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   62.049082][ T5778] RIP: 0033:0x7f43c01e0719
[   62.053479][ T5778] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 c0 ff ff ff f7 d8 64 89 01 48
[   62.073079][ T5778] RSP: 002b:00007fff585463e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.081501][ T5778] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f43c01e0719
[   62.089561][ T5778] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003
[   62.097528][ T5778] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
[   62.105490][ T5778] R10: 00007fff58545e60 R11: 0000000000000246 R12: 000000000000f13a
[   62.113457][ T5778] R13: 00007fff58546414 R14: 00007fff58546420 R15: 00007fff58546430
[   62.121418][ T5778]  </TASK>
[   62.124420][ T5778] 
[   62.126734][ T5778] Allocated by task 5776:
[   62.131058][ T5778]  kasan_set_track+0x4c/0x70
[   62.135641][ T5778]  __kasan_kmalloc+0x97/0xb0
[   62.140246][ T5778]  rxrpc_lookup_local+0x76d/0x1710
[   62.145429][ T5778]  rxrpc_sendmsg+0x47d/0x8d0
[   62.150000][ T5778]  ____sys_sendmsg+0x597/0x8e0
[   62.154744][ T5778]  __sys_sendmsg+0x28e/0x390
[   62.159315][ T5778]  do_syscall_64+0x2b/0x70
[   62.163714][ T5778]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   62.169592][ T5778] 
[   62.171905][ T5778] Freed by task 5778:
[   62.175860][ T5778]  kasan_set_track+0x4c/0x70
[   62.180458][ T5778]  kasan_save_free_info+0x27/0x40
[   62.185464][ T5778]  ____kasan_slab_free+0xd6/0x120
[   62.190478][ T5778]  slab_free_freelist_hook+0x12e/0x1a0
[   62.195940][ T5778]  __kmem_cache_free+0x71/0x110
[   62.200956][ T5778]  rcu_core+0xa91/0x1790
[   62.205180][ T5778]  __do_softirq+0x277/0x75b
[   62.209669][ T5778] 
[   62.211984][ T5778] Last potentially related work creation:
[   62.217681][ T5778]  kasan_save_stack+0x3b/0x60
[   62.222349][ T5778]  __kasan_record_aux_stack+0xb0/0xc0
[   62.227726][ T5778]  call_rcu+0x163/0xab0
[   62.231867][ T5778]  rxrpc_release+0x293/0x420
[   62.236449][ T5778]  sock_close+0xd7/0x260
[   62.240693][ T5778]  __fput+0x3ba/0x880
[   62.244666][ T5778]  task_work_run+0x243/0x300
[   62.249261][ T5778]  ptrace_notify+0x29a/0x340
[   62.253832][ T5778]  syscall_exit_work+0x8c/0xe0
[   62.258592][ T5778]  syscall_exit_to_user_mode_prepare+0x6b/0xc0
[   62.264747][ T5778]  syscall_exit_to_user_mode+0xa/0x60
[   62.270099][ T5778]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   62.275971][ T5778] 
[   62.278276][ T5778] The buggy address belongs to the object at ffff88807cc16800
[   62.278276][ T5778]  which belongs to the cache kmalloc-1k of size 1024
[   62.292313][ T5778] The buggy address is located 540 bytes inside of
[   62.292313][ T5778]  1024-byte region [ffff88807cc16800, ffff88807cc16c00)
[   62.305686][ T5778] 
[   62.308007][ T5778] The buggy address belongs to the physical page:
[   62.314411][ T5778] page:ffffea0001f30400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7cc10
[   62.324552][ T5778] head:ffffea0001f30400 order:3 compound_mapcount:0 subpages_mapcount:0 compound_pincount:0
[   62.334600][ T5778] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff)
[   62.342573][ T5778] raw: 00fff00000010200 ffff888012841dc0 dead000000000122 0000000000000000
[   62.351173][ T5778] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000
[   62.359739][ T5778] page dumped because: kasan: bad access detected
[   62.366146][ T5778] page_owner tracks the page as allocated
[   62.371858][ T5778] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5056, tgid 5056 (sshd), ts 61768486411, free_ts 60227030813
[   62.392531][ T5778]  get_page_from_freelist+0x72b/0x7a0
[   62.397909][ T5778]  __alloc_pages+0x259/0x560
[   62.402499][ T5778]  alloc_slab_page+0xbd/0x190
[   62.407276][ T5778]  allocate_slab+0x5e/0x3c0
[   62.411771][ T5778]  ___slab_alloc+0x7f4/0xeb0
[   62.416358][ T5778]  __kmem_cache_alloc_node+0x25b/0x340
[   62.421802][ T5778]  __kmalloc_node_track_caller+0x9c/0x190
[   62.427507][ T5778]  __alloc_skb+0x12c/0x2c0
[   62.431912][ T5778]  tcp_stream_alloc_skb+0x3c/0x300
[   62.437025][ T5778]  tcp_sendmsg_locked+0xdcf/0x41e0
[   62.442128][ T5778]  tcp_sendmsg+0x2c/0x40
[   62.446381][ T5778]  sock_write_iter+0x3d4/0x540
[   62.451130][ T5778]  vfs_write+0x7b5/0xbb0
[   62.455359][ T5778]  ksys_write+0x19b/0x2c0
[   62.459672][ T5778]  do_syscall_64+0x2b/0x70
[   62.464080][ T5778]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   62.469980][ T5778] page last free stack trace:
[   62.474721][ T5778]  free_pcp_prepare+0x751/0x780
[   62.479567][ T5778]  free_unref_page+0x19/0x4c0
[   62.484241][ T5778]  __unfreeze_partials+0x1a5/0x1e0
[   62.489348][ T5778]  put_cpu_partial+0x116/0x180
[   62.494109][ T5778]  qlist_free_all+0x2b/0x70
[   62.498599][ T5778]  kasan_quarantine_reduce+0x156/0x170
[   62.504041][ T5778]  __kasan_slab_alloc+0x1f/0x70
[   62.508884][ T5778]  kmem_cache_alloc_node+0x1dc/0x390
[   62.514164][ T5778]  __alloc_skb+0xd7/0x2c0
[   62.518484][ T5778]  tcp_stream_alloc_skb+0x3c/0x300
[   62.523591][ T5778]  tcp_sendmsg_locked+0xdcf/0x41e0
[   62.528681][ T5778]  tcp_sendmsg+0x2c/0x40
[   62.532901][ T5778]  sock_write_iter+0x3d4/0x540
[   62.537669][ T5778]  vfs_write+0x7b5/0xbb0
[   62.541892][ T5778]  ksys_write+0x19b/0x2c0
[   62.546203][ T5778]  do_syscall_64+0x2b/0x70
[   62.550611][ T5778] 
[   62.552923][ T5778] Memory state around the buggy address:
[   62.558532][ T5778]  ffff88807cc16900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   62.566571][ T5778]  ffff88807cc16980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   62.574613][ T5778] >ffff88807cc16a00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   62.582651][ T5778]                             ^
[   62.587496][ T5778]  ffff88807cc16a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   62.595635][ T5778]  ffff88807cc16b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[   62.603673][ T5778] ==================================================================
[   62.616994][ T5778] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[   62.624251][ T5778] CPU: 0 PID: 5778 Comm: syz-executor791 Not tainted 6.1.0-syzkaller-13064-g75caf5940899 #0
[   62.634291][ T5778] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[   62.644331][ T5778] Call Trace:
[   62.647591][ T5778]  <TASK>
[   62.650508][ T5778]  dump_stack_lvl+0x1e3/0x2d0
[   62.655184][ T5778]  ? nf_tcp_handle_invalid+0x630/0x630
[   62.660653][ T5778]  ? panic+0x770/0x770
[   62.664724][ T5778]  ? preempt_schedule_common+0xb7/0xe0
[   62.670185][ T5778]  ? vscnprintf+0x59/0x80
[   62.674504][ T5778]  panic+0x316/0x770
[   62.678394][ T5778]  ? check_panic_on_warn+0x1d/0xa0
[   62.683490][ T5778]  ? memcpy_page_flushcache+0x100/0x100
[   62.689104][ T5778]  ? _raw_spin_unlock_irqrestore+0x128/0x130
[   62.695152][ T5778]  ? _raw_spin_unlock+0x40/0x40
[   62.699989][ T5778]  ? print_report+0x1e0/0x220
[   62.704662][ T5778]  check_panic_on_warn+0x80/0xa0
[   62.709601][ T5778]  ? rxrpc_lookup_local+0x5b8/0x1710
[   62.714919][ T5778]  end_report+0x47/0x90
[   62.719084][ T5778]  kasan_report+0x146/0x170
[   62.723595][ T5778]  ? rxrpc_lookup_local+0x5b8/0x1710
[   62.728876][ T5778]  rxrpc_lookup_local+0x5b8/0x1710
[   62.733980][ T5778]  ? trace_rxrpc_tx_packet+0x300/0x300
[   62.739429][ T5778]  ? __local_bh_enable_ip+0x163/0x1f0
[   62.744787][ T5778]  ? lockdep_hardirqs_on+0x95/0x140
[   62.749973][ T5778]  ? __local_bh_enable_ip+0x163/0x1f0
[   62.755336][ T5778]  ? rxrpc_sendmsg+0x12f/0x8d0
[   62.760090][ T5778]  ? _local_bh_enable+0xa0/0xa0
[   62.764927][ T5778]  ? rxrpc_sendmsg+0x12f/0x8d0
[   62.769675][ T5778]  ? do_raw_spin_unlock+0x134/0x8a0
[   62.774867][ T5778]  rxrpc_sendmsg+0x47d/0x8d0
[   62.779445][ T5778]  ? security_socket_sendmsg+0x9d/0xb0
[   62.784899][ T5778]  ? rxrpc_getsockopt+0x150/0x150
[   62.789910][ T5778]  ____sys_sendmsg+0x597/0x8e0
[   62.794665][ T5778]  ? __sys_sendmsg_sock+0x30/0x30
[   62.799697][ T5778]  ? rcu_read_lock_sched_held+0x89/0x130
[   62.805322][ T5778]  ? __rwlock_init+0x140/0x140
[   62.810077][ T5778]  __sys_sendmsg+0x28e/0x390
[   62.814657][ T5778]  ? ____sys_sendmsg+0x8e0/0x8e0
[   62.819594][ T5778]  ? do_notify_parent+0xeb0/0xeb0
[   62.824605][ T5778]  ? lockdep_hardirqs_on_prepare+0x448/0x7b0
[   62.830581][ T5778]  ? syscall_enter_from_user_mode+0x2e/0x1d0
[   62.836547][ T5778]  ? syscall_enter_from_user_mode+0x86/0x1d0
[   62.842515][ T5778]  do_syscall_64+0x2b/0x70
[   62.846922][ T5778]  entry_SYSCALL_64_after_hwframe+0x63/0xcd
[   62.852801][ T5778] RIP: 0033:0x7f43c01e0719
[   62.857204][ T5778] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 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 c0 ff ff ff f7 d8 64 89 01 48
[   62.876793][ T5778] RSP: 002b:00007fff585463e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.885203][ T5778] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f43c01e0719
[   62.893168][ T5778] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003
[   62.901125][ T5778] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
[   62.909084][ T5778] R10: 00007fff58545e60 R11: 0000000000000246 R12: 000000000000f13a
[   62.917043][ T5778] R13: 00007fff58546414 R14: 00007fff58546420 R15: 00007fff58546430
[   62.925007][ T5778]  </TASK>
[   62.928192][ T5778] Kernel Offset: disabled
[   62.932505][ T5778] Rebooting in 86400 seconds..