./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3166381637 <...> Warning: Permanently added '10.128.0.41' (ED25519) to the list of known hosts. execve("./syz-executor3166381637", ["./syz-executor3166381637"], 0x7ffffabcf500 /* 10 vars */) = 0 brk(NULL) = 0x555588f87000 brk(0x555588f87d00) = 0x555588f87d00 arch_prctl(ARCH_SET_FS, 0x555588f87380) = 0 set_tid_address(0x555588f87650) = 5835 set_robust_list(0x555588f87660, 24) = 0 rseq(0x555588f87ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3166381637", 4096) = 28 getrandom("\x06\x11\xaa\x0d\x99\xf4\x53\x03", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555588f87d00 brk(0x555588fa8d00) = 0x555588fa8d00 brk(0x555588fa9000) = 0x555588fa9000 mprotect(0x7f8aa4a7b000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5836 attached [pid 5836] set_robust_list(0x555588f87660, 24 [pid 5835] <... clone resumed>, child_tidptr=0x555588f87650) = 5836 [pid 5836] <... set_robust_list resumed>) = 0 [pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5836] setpgid(0, 0) = 0 [pid 5836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1000", 4) = 4 [pid 5836] close(3) = 0 executing program [pid 5836] write(1, "executing program\n", 18) = 18 [pid 5836] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5836] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5836] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5836] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5836] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5836] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5836] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5836] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5836] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5836] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5836] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5836] exit_group(0) = ? [pid 5836] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5836, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5837 attached , child_tidptr=0x555588f87650) = 5837 [pid 5837] set_robust_list(0x555588f87660, 24) = 0 [pid 5837] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5837] setpgid(0, 0) = 0 [pid 5837] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5837] write(3, "1000", 4) = 4 [pid 5837] close(3) = 0 executing program [pid 5837] write(1, "executing program\n", 18) = 18 [pid 5837] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5837] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5837] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5837] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5837] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5837] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5837] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5837] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5837] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5837] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5837] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5837] exit_group(0) = ? [pid 5837] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5837, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5838 attached , child_tidptr=0x555588f87650) = 5838 [pid 5838] set_robust_list(0x555588f87660, 24) = 0 [pid 5838] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5838] setpgid(0, 0) = 0 [pid 5838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5838] write(3, "1000", 4) = 4 [pid 5838] close(3) = 0 [pid 5838] write(1, "executing program\n", 18executing program ) = 18 [pid 5838] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5838] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5838] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5838] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5838] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5838] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5838] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5838] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5838] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5838] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5838] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5838] exit_group(0) = ? [pid 5838] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5838, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5839 attached , child_tidptr=0x555588f87650) = 5839 [pid 5839] set_robust_list(0x555588f87660, 24) = 0 [pid 5839] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5839] setpgid(0, 0) = 0 [pid 5839] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5839] write(3, "1000", 4) = 4 [pid 5839] close(3) = 0 executing program [pid 5839] write(1, "executing program\n", 18) = 18 [pid 5839] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5839] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5839] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5839] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5839] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5839] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5839] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5839] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5839] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5839] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5839] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5839] exit_group(0) = ? [pid 5839] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5839, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5840 attached , child_tidptr=0x555588f87650) = 5840 [pid 5840] set_robust_list(0x555588f87660, 24) = 0 [pid 5840] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5840] setpgid(0, 0) = 0 [pid 5840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5840] write(3, "1000", 4) = 4 [pid 5840] close(3) = 0 [pid 5840] write(1, "executing program\n", 18executing program ) = 18 [pid 5840] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5840] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5840] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5840] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5840] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5840] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5840] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5840] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5840] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5840] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5840] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5840] exit_group(0) = ? [pid 5840] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5840, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5841 attached , child_tidptr=0x555588f87650) = 5841 [pid 5841] set_robust_list(0x555588f87660, 24) = 0 [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5841] setpgid(0, 0) = 0 [pid 5841] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "1000", 4) = 4 [pid 5841] close(3) = 0 executing program [pid 5841] write(1, "executing program\n", 18) = 18 [pid 5841] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5841] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5841] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5841] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5841] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5841] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5841] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5841] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5841] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5841] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5841] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5841] exit_group(0) = ? [pid 5841] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5841, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5842 attached , child_tidptr=0x555588f87650) = 5842 [pid 5842] set_robust_list(0x555588f87660, 24) = 0 [pid 5842] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5842] setpgid(0, 0) = 0 [pid 5842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5842] write(3, "1000", 4) = 4 [pid 5842] close(3executing program ) = 0 [pid 5842] write(1, "executing program\n", 18) = 18 [pid 5842] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5842] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5842] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5842] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5842] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5842] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5842] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5842] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5842] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5842] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5842] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5842] exit_group(0) = ? [pid 5842] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5842, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5843 attached , child_tidptr=0x555588f87650) = 5843 [pid 5843] set_robust_list(0x555588f87660, 24) = 0 [pid 5843] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5843] setpgid(0, 0) = 0 [pid 5843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5843] write(3, "1000", 4) = 4 [pid 5843] close(3) = 0 executing program [pid 5843] write(1, "executing program\n", 18) = 18 [pid 5843] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5843] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5843] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5843] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5843] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5843] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5843] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5843] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5843] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5843] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5843] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5843] exit_group(0) = ? [pid 5843] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5843, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5844 attached , child_tidptr=0x555588f87650) = 5844 [pid 5844] set_robust_list(0x555588f87660, 24) = 0 [pid 5844] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5844] setpgid(0, 0) = 0 [pid 5844] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5844] write(3, "1000", 4) = 4 [pid 5844] close(3) = 0 executing program [pid 5844] write(1, "executing program\n", 18) = 18 [pid 5844] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5844] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5844] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5844] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5844] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5844] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5844] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5844] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5844] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5844] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5844] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5844] exit_group(0) = ? [pid 5844] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5844, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5845 attached , child_tidptr=0x555588f87650) = 5845 [pid 5845] set_robust_list(0x555588f87660, 24) = 0 [pid 5845] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5845] setpgid(0, 0) = 0 [pid 5845] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5845] write(3, "1000", 4) = 4 [pid 5845] close(3) = 0 executing program [pid 5845] write(1, "executing program\n", 18) = 18 [pid 5845] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5845] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5845] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5845] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5845] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5845] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5845] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5845] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5845] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5845] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5845] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5845] exit_group(0) = ? [pid 5845] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5845, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5846 attached , child_tidptr=0x555588f87650) = 5846 [pid 5846] set_robust_list(0x555588f87660, 24) = 0 [pid 5846] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5846] setpgid(0, 0) = 0 [pid 5846] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5846] write(3, "1000", 4) = 4 executing program [pid 5846] close(3) = 0 [pid 5846] write(1, "executing program\n", 18) = 18 [pid 5846] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5846] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5846] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5846] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5846] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5846] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5846] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5846] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5846] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5846] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5846] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5846] exit_group(0) = ? [pid 5846] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5846, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5847 attached , child_tidptr=0x555588f87650) = 5847 [pid 5847] set_robust_list(0x555588f87660, 24) = 0 [pid 5847] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5847] setpgid(0, 0) = 0 [pid 5847] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5847] write(3, "1000", 4) = 4 [pid 5847] close(3) = 0 [pid 5847] write(1, "executing program\n", 18executing program ) = 18 [pid 5847] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5847] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5847] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5847] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5847] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5847] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5847] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5847] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5847] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5847] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5847] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5847] exit_group(0) = ? [pid 5847] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5847, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5848 attached , child_tidptr=0x555588f87650) = 5848 [pid 5848] set_robust_list(0x555588f87660, 24) = 0 [pid 5848] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5848] setpgid(0, 0) = 0 [pid 5848] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5848] write(3, "1000", 4) = 4 [pid 5848] close(3executing program ) = 0 [pid 5848] write(1, "executing program\n", 18) = 18 [pid 5848] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5848] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5848] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5848] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5848] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5848] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5848] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5848] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5848] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5848] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5848] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5848] exit_group(0) = ? [pid 5848] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5848, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5849 attached , child_tidptr=0x555588f87650) = 5849 [pid 5849] set_robust_list(0x555588f87660, 24) = 0 [pid 5849] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5849] setpgid(0, 0) = 0 [pid 5849] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5849] write(3, "1000", 4) = 4 [pid 5849] close(3) = 0 [pid 5849] write(1, "executing program\n", 18executing program ) = 18 [pid 5849] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5849] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5849] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5849] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5849] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5849] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5849] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5849] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5849] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5849] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5849] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5849] exit_group(0) = ? [pid 5849] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5849, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5850 attached , child_tidptr=0x555588f87650) = 5850 [pid 5850] set_robust_list(0x555588f87660, 24) = 0 [pid 5850] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5850] setpgid(0, 0) = 0 [pid 5850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5850] write(3, "1000", 4) = 4 [pid 5850] close(3) = 0 executing program [pid 5850] write(1, "executing program\n", 18) = 18 [pid 5850] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5850] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5850] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5850] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5850] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5850] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5850] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5850] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5850] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5850] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5850] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5850] exit_group(0) = ? [pid 5850] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5850, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5851 attached [pid 5851] set_robust_list(0x555588f87660, 24 [pid 5835] <... clone resumed>, child_tidptr=0x555588f87650) = 5851 [pid 5851] <... set_robust_list resumed>) = 0 [pid 5851] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5851] setpgid(0, 0) = 0 [pid 5851] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5851] write(3, "1000", 4) = 4 [pid 5851] close(3) = 0 executing program [pid 5851] write(1, "executing program\n", 18) = 18 [pid 5851] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5851] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5851] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5851] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5851] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5851] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5851] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5851] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5851] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5851] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5851] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5851] exit_group(0) = ? [pid 5851] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5851, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5852 attached [pid 5852] set_robust_list(0x555588f87660, 24 [pid 5835] <... clone resumed>, child_tidptr=0x555588f87650) = 5852 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5852] setpgid(0, 0) = 0 [pid 5852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "1000", 4) = 4 [pid 5852] close(3) = 0 [pid 5852] write(1, "executing program\n", 18executing program ) = 18 [pid 5852] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5852] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5852] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5852] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5852] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5852] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5852] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5852] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5852] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5852] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5852] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5852] exit_group(0) = ? [pid 5852] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5852, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5853 attached , child_tidptr=0x555588f87650) = 5853 [pid 5853] set_robust_list(0x555588f87660, 24) = 0 [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5853] setpgid(0, 0) = 0 [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1000", 4) = 4 [pid 5853] close(3) = 0 executing program [pid 5853] write(1, "executing program\n", 18) = 18 [pid 5853] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5853] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5853] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5853] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5853] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5853] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5853] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5853] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5853] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5853] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5853] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5853] exit_group(0) = ? [pid 5853] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5853, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5854 attached , child_tidptr=0x555588f87650) = 5854 [pid 5854] set_robust_list(0x555588f87660, 24) = 0 [pid 5854] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5854] setpgid(0, 0) = 0 [pid 5854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5854] write(3, "1000", 4) = 4 [pid 5854] close(3) = 0 [pid 5854] write(1, "executing program\n", 18executing program ) = 18 [pid 5854] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5854] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5854] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5854] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5854] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5854] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5854] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5854] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5854] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5854] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5854] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5854] exit_group(0) = ? [pid 5854] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5854, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- restart_syscall(<... resuming interrupted clone ...>) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5855 attached , child_tidptr=0x555588f87650) = 5855 [pid 5855] set_robust_list(0x555588f87660, 24) = 0 [pid 5855] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5855] setpgid(0, 0) = 0 [pid 5855] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5855] write(3, "1000", 4) = 4 [pid 5855] close(3) = 0 [pid 5855] write(1, "executing program\n", 18executing program ) = 18 [pid 5855] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5855] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5855] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5855] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5855] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5855] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5855] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5855] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5855] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5855] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5855] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5855] exit_group(0) = ? [pid 5855] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5855, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5856 attached , child_tidptr=0x555588f87650) = 5856 [pid 5856] set_robust_list(0x555588f87660, 24) = 0 [pid 5856] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5856] setpgid(0, 0) = 0 [pid 5856] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5856] write(3, "1000", 4) = 4 [pid 5856] close(3) = 0 executing program [pid 5856] write(1, "executing program\n", 18) = 18 [pid 5856] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5856] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5856] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5856] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5856] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5856] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5856] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5856] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5856] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5856] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [pid 5856] getsockopt(3, SOL_TCP, TCP_ZEROCOPY_RECEIVE, "\x00\xf0\xff\x20\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc8\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", [64]) = 0 [pid 5856] exit_group(0) = ? [pid 5856] +++ exited with 0 +++ --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5856, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5857 attached , child_tidptr=0x555588f87650) = 5857 [pid 5857] set_robust_list(0x555588f87660, 24) = 0 [pid 5857] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5857] setpgid(0, 0) = 0 [pid 5857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5857] write(3, "1000", 4) = 4 [pid 5857] close(3) = 0 executing program [pid 5857] write(1, "executing program\n", 18) = 18 [pid 5857] socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 [pid 5857] bind(3, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, 16) = 0 [pid 5857] sendto(3, NULL, 0, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_SENDPAGE_NOTLAST|MSG_FASTOPEN, {sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("0.0.0.0")}, 16) = 0 [pid 5857] bpf(BPF_PROG_LOAD, {prog_type=BPF_PROG_TYPE_SK_SKB, insn_cnt=4, insns=0x20000600, license="GPL", log_level=4, log_size=64912, log_buf="", kern_version=KERNEL_VERSION(0, 0, 0), prog_flags=0, prog_name="", prog_ifindex=0, expected_attach_type=BPF_CGROUP_INET_INGRESS}, 72) = 4 [pid 5857] bpf(BPF_MAP_CREATE, {map_type=BPF_MAP_TYPE_SOCKMAP, key_size=4, value_size=4, max_entries=18, map_flags=0, inner_map_fd=-1, map_name="", map_ifindex=0, btf_fd=-1, btf_key_type_id=0, btf_value_type_id=0, btf_vmlinux_value_type_id=0, map_extra=0}, 72) = 5 [pid 5857] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b\x4d\x6f\xd5\xa2\x40\xe4\x4a\x3d\x2f\xc5\xb9\xd6\x51\x95\xe6\x41\x95\xb8\x6a\xd7\x93\x1f\xbb\xc6\xdf\x0c\x18\x63\x17\xe0\x7d\xb7\x44\xff\x93\x10\x55\x63\x91\x58\x2f\x97\xc4\xa9"..., iov_len=220}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}, {iov_base=NULL, iov_len=0}], msg_iovlen=4, msg_controllen=0, msg_flags=0}, 0) = 220 [pid 5857] recvmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xed\x03\xbc\x38\x9d\xc4\x1c\xf0\x4f\xd7\xfa\x23\x08\x59\xdd\x93\x04\x50\xd2\x2f\x0d\xeb\xcc\x3e\xcf\x2f\xc5\xdb\x08\x9f\xb9\xa8\x1c\x8f\xe7\x7b\x99\xe0\x77\x1c\x3a\x51\xd9\x0d\x0a\x28\x6a\x3d\x08\xb8\x06\x4b\xae\x47\x39\x3b", iov_len=56}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=56}], 1, 0, NULL) = 1 [pid 5857] bpf(BPF_PROG_ATTACH, {target_fd=5, attach_bpf_fd=4, attach_type=BPF_SK_SKB_STREAM_VERDICT, attach_flags=0}, 16) = 0 [pid 5857] bpf(BPF_MAP_UPDATE_ELEM, {map_fd=5, key=0x20000340, value=0x20000040, flags=BPF_ANY}, 32) = 0 [pid 5857] sendmmsg(3, [{msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xbf", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="?", iov_len=1}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, msg_len=1}, {msg_hdr={msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=0, msg_controllen=0, msg_flags=0}, msg_len=0}], 3, MSG_EOR|MSG_MORE) = 3 [ 69.211015][ T5857] ------------[ cut here ]------------ [ 69.216814][ T5857] TCP recvmsg seq # bug 2: copied 77AF4B38, seq 77AF4B00, rcvnxt 77AF4B01, fl 40 [ 69.226542][ T5857] WARNING: CPU: 0 PID: 5857 at net/ipv4/tcp.c:2650 tcp_recvmsg_locked+0x872/0x3c80 [ 69.235942][ T5857] Modules linked in: [ 69.239860][ T5857] CPU: 0 UID: 0 PID: 5857 Comm: syz-executor316 Not tainted 6.12.0-syzkaller-07749-g28eb75e178d3 #0 [ 69.250692][ T5857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 69.260848][ T5857] RIP: 0010:tcp_recvmsg_locked+0x872/0x3c80 [ 69.266767][ T5857] Code: 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 37 01 00 00 8b 0a 48 c7 c7 a0 10 17 8d 44 89 fe 89 da 44 8b 44 24 3c e8 ef 08 39 f7 90 <0f> 0b 90 90 4c 8b 7c 24 48 e9 3d ff ff ff 44 89 e1 80 e1 07 80 c1 [ 69.286592][ T5857] RSP: 0018:ffffc90003f17060 EFLAGS: 00010246 [ 69.292741][ T5857] RAX: 4137ff8e5474c300 RBX: 0000000077af4b00 RCX: ffff88807e731e00 [ 69.300821][ T5857] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 69.308820][ T5857] RBP: ffffc90003f17470 R08: ffffffff8155fd62 R09: fffffbfff1cfa898 [ 69.316905][ T5857] R10: dffffc0000000000 R11: fffffbfff1cfa898 R12: 1ffff1100fd72793 [ 69.324988][ T5857] R13: dffffc0000000000 R14: ffff88807eb93c98 R15: 0000000077af4b38 [ 69.333017][ T5857] FS: 0000555588f87380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 [ 69.342034][ T5857] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 69.348621][ T5857] CR2: 000000002000cf3d CR3: 0000000078d9c000 CR4: 00000000003526f0 [ 69.356692][ T5857] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 69.364744][ T5857] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 69.372770][ T5857] Call Trace: [ 69.376066][ T5857] [ 69.378993][ T5857] ? __warn+0x168/0x4e0 [ 69.383241][ T5857] ? tcp_recvmsg_locked+0x872/0x3c80 [ 69.388550][ T5857] ? report_bug+0x2b3/0x500 [ 69.393110][ T5857] ? tcp_recvmsg_locked+0x872/0x3c80 [ 69.398421][ T5857] ? handle_bug+0x60/0x90 [ 69.402834][ T5857] ? exc_invalid_op+0x1a/0x50 [ 69.407534][ T5857] ? asm_exc_invalid_op+0x1a/0x20 [ 69.412622][ T5857] ? __warn_printk+0x292/0x360 [ 69.417409][ T5857] ? tcp_recvmsg_locked+0x872/0x3c80 [ 69.422823][ T5857] ? ip_finish_output2+0x45f/0x1390 [ 69.428082][ T5857] ? validate_chain+0x11e/0x5920 [ 69.433154][ T5857] ? __pfx_tcp_recvmsg_locked+0x10/0x10 [ 69.438742][ T5857] ? validate_chain+0x11e/0x5920 [ 69.443775][ T5857] ? __pfx_validate_chain+0x10/0x10 [ 69.449001][ T5857] ? validate_chain+0x11e/0x5920 [ 69.454082][ T5857] ? __pfx_validate_chain+0x10/0x10 [ 69.459406][ T5857] ? __pfx_validate_chain+0x10/0x10 [ 69.465143][ T5857] ? tcp_current_mss+0x29b/0x4d0 [ 69.470144][ T5857] ? __ip_queue_xmit+0x135a/0x1ef0 [ 69.475265][ T5857] ? import_ubuf+0x97/0x1d0 [ 69.479778][ T5857] tcp_zerocopy_receive+0x824/0x25c0 [ 69.485170][ T5857] ? validate_chain+0x11e/0x5920 [ 69.490157][ T5857] ? mark_lock+0x9a/0x360 [ 69.494512][ T5857] ? __pfx_tcp_zerocopy_receive+0x10/0x10 [ 69.500360][ T5857] ? mark_lock+0x9a/0x360 [ 69.504738][ T5857] ? do_tcp_getsockopt+0x2483/0x3570 [ 69.510099][ T5857] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 69.515845][ T5857] do_tcp_getsockopt+0x2491/0x3570 [ 69.521062][ T5857] ? __pfx_do_tcp_getsockopt+0x10/0x10 [ 69.526550][ T5857] ? __pfx_lock_acquire+0x10/0x10 [ 69.531643][ T5857] ? mark_lock+0x9a/0x360 [ 69.535993][ T5857] ? __lock_acquire+0x1397/0x2100 [ 69.541144][ T5857] ? __pfx___might_resched+0x10/0x10 [ 69.546469][ T5857] ? __might_fault+0xaa/0x120 [ 69.551248][ T5857] tcp_getsockopt+0xfb/0x1c0 [ 69.555892][ T5857] ? __pfx_tcp_getsockopt+0x10/0x10 [ 69.561198][ T5857] ? __might_fault+0xc6/0x120 [ 69.565888][ T5857] ? sock_common_getsockopt+0x2e/0xb0 [ 69.571310][ T5857] ? __pfx_sock_common_getsockopt+0x10/0x10 [ 69.577262][ T5857] do_sock_getsockopt+0x3c4/0x7e0 [ 69.582378][ T5857] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 69.587961][ T5857] ? _raw_spin_unlock_irq+0x23/0x50 [ 69.593250][ T5857] __x64_sys_getsockopt+0x2a1/0x370 [ 69.598484][ T5857] ? __pfx___x64_sys_getsockopt+0x10/0x10 [ 69.604310][ T5857] ? do_syscall_64+0x100/0x230 [ 69.609112][ T5857] do_syscall_64+0xf3/0x230 [ 69.613710][ T5857] ? clear_bhb_loop+0x35/0x90 [ 69.618427][ T5857] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 69.624409][ T5857] RIP: 0033:0x7f8aa4a08079 [ 69.628857][ T5857] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 69.648769][ T5857] RSP: 002b:00007ffd31706438 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 69.657273][ T5857] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8aa4a08079 [ 69.665331][ T5857] RDX: 0000000000000023 RSI: 0000000000000006 RDI: 0000000000000003 [ 69.673421][ T5857] RBP: 0000000000000000 R08: 00000000200004c0 R09: 0000000000000006 [ 69.681505][ T5857] R10: 0000000020000380 R11: 0000000000000246 R12: 0000000000000000 [ 69.689509][ T5857] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 69.697574][ T5857] [ 69.700684][ T5857] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 69.707978][ T5857] CPU: 0 UID: 0 PID: 5857 Comm: syz-executor316 Not tainted 6.12.0-syzkaller-07749-g28eb75e178d3 #0 [ 69.718758][ T5857] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 69.728814][ T5857] Call Trace: [ 69.732087][ T5857] [ 69.735008][ T5857] dump_stack_lvl+0x241/0x360 [ 69.739779][ T5857] ? __pfx_dump_stack_lvl+0x10/0x10 [ 69.744986][ T5857] ? __pfx__printk+0x10/0x10 [ 69.749582][ T5857] ? vscnprintf+0x5d/0x90 [ 69.753913][ T5857] panic+0x349/0x880 [ 69.757804][ T5857] ? __warn+0x177/0x4e0 [ 69.761957][ T5857] ? __pfx_panic+0x10/0x10 [ 69.766371][ T5857] __warn+0x34b/0x4e0 [ 69.770366][ T5857] ? tcp_recvmsg_locked+0x872/0x3c80 [ 69.775658][ T5857] report_bug+0x2b3/0x500 [ 69.779984][ T5857] ? tcp_recvmsg_locked+0x872/0x3c80 [ 69.785274][ T5857] handle_bug+0x60/0x90 [ 69.789417][ T5857] exc_invalid_op+0x1a/0x50 [ 69.793915][ T5857] asm_exc_invalid_op+0x1a/0x20 [ 69.798754][ T5857] RIP: 0010:tcp_recvmsg_locked+0x872/0x3c80 [ 69.804642][ T5857] Code: 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 37 01 00 00 8b 0a 48 c7 c7 a0 10 17 8d 44 89 fe 89 da 44 8b 44 24 3c e8 ef 08 39 f7 90 <0f> 0b 90 90 4c 8b 7c 24 48 e9 3d ff ff ff 44 89 e1 80 e1 07 80 c1 [ 69.824252][ T5857] RSP: 0018:ffffc90003f17060 EFLAGS: 00010246 [ 69.830414][ T5857] RAX: 4137ff8e5474c300 RBX: 0000000077af4b00 RCX: ffff88807e731e00 [ 69.838394][ T5857] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 69.846391][ T5857] RBP: ffffc90003f17470 R08: ffffffff8155fd62 R09: fffffbfff1cfa898 [ 69.854452][ T5857] R10: dffffc0000000000 R11: fffffbfff1cfa898 R12: 1ffff1100fd72793 [ 69.862419][ T5857] R13: dffffc0000000000 R14: ffff88807eb93c98 R15: 0000000077af4b38 [ 69.870603][ T5857] ? __warn_printk+0x292/0x360 [ 69.875409][ T5857] ? ip_finish_output2+0x45f/0x1390 [ 69.880641][ T5857] ? validate_chain+0x11e/0x5920 [ 69.885597][ T5857] ? __pfx_tcp_recvmsg_locked+0x10/0x10 [ 69.891154][ T5857] ? validate_chain+0x11e/0x5920 [ 69.896351][ T5857] ? __pfx_validate_chain+0x10/0x10 [ 69.901562][ T5857] ? validate_chain+0x11e/0x5920 [ 69.906515][ T5857] ? __pfx_validate_chain+0x10/0x10 [ 69.911745][ T5857] ? __pfx_validate_chain+0x10/0x10 [ 69.916974][ T5857] ? tcp_current_mss+0x29b/0x4d0 [ 69.921928][ T5857] ? __ip_queue_xmit+0x135a/0x1ef0 [ 69.927137][ T5857] ? import_ubuf+0x97/0x1d0 [ 69.931738][ T5857] tcp_zerocopy_receive+0x824/0x25c0 [ 69.937027][ T5857] ? validate_chain+0x11e/0x5920 [ 69.942059][ T5857] ? mark_lock+0x9a/0x360 [ 69.946405][ T5857] ? __pfx_tcp_zerocopy_receive+0x10/0x10 [ 69.952140][ T5857] ? mark_lock+0x9a/0x360 [ 69.956483][ T5857] ? do_tcp_getsockopt+0x2483/0x3570 [ 69.961771][ T5857] ? __pfx___local_bh_enable_ip+0x10/0x10 [ 69.967506][ T5857] do_tcp_getsockopt+0x2491/0x3570 [ 69.972631][ T5857] ? __pfx_do_tcp_getsockopt+0x10/0x10 [ 69.978197][ T5857] ? __pfx_lock_acquire+0x10/0x10 [ 69.983228][ T5857] ? mark_lock+0x9a/0x360 [ 69.987564][ T5857] ? __lock_acquire+0x1397/0x2100 [ 69.992618][ T5857] ? __pfx___might_resched+0x10/0x10 [ 69.997935][ T5857] ? __might_fault+0xaa/0x120 [ 70.002621][ T5857] tcp_getsockopt+0xfb/0x1c0 [ 70.007221][ T5857] ? __pfx_tcp_getsockopt+0x10/0x10 [ 70.012449][ T5857] ? __might_fault+0xc6/0x120 [ 70.017133][ T5857] ? sock_common_getsockopt+0x2e/0xb0 [ 70.022508][ T5857] ? __pfx_sock_common_getsockopt+0x10/0x10 [ 70.028407][ T5857] do_sock_getsockopt+0x3c4/0x7e0 [ 70.033535][ T5857] ? __pfx_do_sock_getsockopt+0x10/0x10 [ 70.039097][ T5857] ? _raw_spin_unlock_irq+0x23/0x50 [ 70.044301][ T5857] __x64_sys_getsockopt+0x2a1/0x370 [ 70.049512][ T5857] ? __pfx___x64_sys_getsockopt+0x10/0x10 [ 70.055238][ T5857] ? do_syscall_64+0x100/0x230 [ 70.060036][ T5857] do_syscall_64+0xf3/0x230 [ 70.064546][ T5857] ? clear_bhb_loop+0x35/0x90 [ 70.069228][ T5857] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 70.075146][ T5857] RIP: 0033:0x7f8aa4a08079 [ 70.079560][ T5857] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 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 b8 ff ff ff f7 d8 64 89 01 48 [ 70.099168][ T5857] RSP: 002b:00007ffd31706438 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 70.107602][ T5857] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8aa4a08079 [ 70.115575][ T5857] RDX: 0000000000000023 RSI: 0000000000000006 RDI: 0000000000000003 [ 70.123579][ T5857] RBP: 0000000000000000 R08: 00000000200004c0 R09: 0000000000000006 [ 70.131550][ T5857] R10: 0000000020000380 R11: 0000000000000246 R12: 0000000000000000 [ 70.139540][ T5857] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001 [ 70.147532][ T5857] [ 70.150880][ T5857] Kernel Offset: disabled [ 70.155246][ T5857] Rebooting in 86400 seconds..