./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3875749100 <...> DUID 00:04:91:bc:de:6a:11:68:5e:b9:f7:f7:da:c6:96:db:93:18 forked to background, child pid 3182 [ 27.146793][ T3183] 8021q: adding VLAN 0 to HW filter on device bond0 [ 27.160551][ T3183] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.33' (ECDSA) to the list of known hosts. execve("./syz-executor3875749100", ["./syz-executor3875749100"], 0x7ffcb0d17bc0 /* 10 vars */) = 0 brk(NULL) = 0x5555574e8000 brk(0x5555574e8c40) = 0x5555574e8c40 arch_prctl(ARCH_SET_FS, 0x5555574e8300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3875749100", 4096) = 28 brk(0x555557509c40) = 0x555557509c40 brk(0x55555750a000) = 0x55555750a000 mprotect(0x7fe8ff1df000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3604 attached , child_tidptr=0x5555574e85d0) = 3604 [pid 3604] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3604] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3604] setsid() = 1 [pid 3604] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, NULL) = 0 [pid 3604] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3604] unshare(CLONE_NEWNS) = 0 [pid 3604] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3604] unshare(CLONE_NEWIPC) = 0 [pid 3604] unshare(CLONE_NEWCGROUP) = 0 [pid 3604] unshare(CLONE_NEWUTS) = 0 [pid 3604] unshare(CLONE_SYSVSEM) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "16777216", 8) = 8 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "536870912", 9) = 9 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1024", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "8192", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1024", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1024", 4) = 4 [pid 3604] close(3) = 0 [pid 3604] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3604] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3604] close(3) = 0 [pid 3604] getpid() = 1 [pid 3604] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [pid 3605] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x02\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3605] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("bond0"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3605] close(3) = 0 [pid 3605] close(4) = 0 [pid 3605] close(5) = 0 [pid 3605] close(6) = -1 EBADF (Bad file descriptor) [pid 3605] close(7) = -1 EBADF (Bad file descriptor) [pid 3605] close(8) = -1 EBADF (Bad file descriptor) [pid 3605] close(9) = -1 EBADF (Bad file descriptor) [pid 3605] close(10) = -1 EBADF (Bad file descriptor) [pid 3605] close(11) = -1 EBADF (Bad file descriptor) [pid 3605] close(12) = -1 EBADF (Bad file descriptor) [pid 3605] close(13) = -1 EBADF (Bad file descriptor) [pid 3605] close(14) = -1 EBADF (Bad file descriptor) [pid 3605] close(15) = -1 EBADF (Bad file descriptor) [pid 3605] close(16) = -1 EBADF (Bad file descriptor) [pid 3605] close(17) = -1 EBADF (Bad file descriptor) [pid 3605] close(18) = -1 EBADF (Bad file descriptor) [pid 3605] close(19) = -1 EBADF (Bad file descriptor) [pid 3605] close(20) = -1 EBADF (Bad file descriptor) [pid 3605] close(21) = -1 EBADF (Bad file descriptor) [pid 3605] close(22) = -1 EBADF (Bad file descriptor) [pid 3605] close(23) = -1 EBADF (Bad file descriptor) [pid 3605] close(24) = -1 EBADF (Bad file descriptor) [pid 3605] close(25) = -1 EBADF (Bad file descriptor) [pid 3605] close(26) = -1 EBADF (Bad file descriptor) [pid 3605] close(27) = -1 EBADF (Bad file descriptor) [pid 3605] close(28) = -1 EBADF (Bad file descriptor) [pid 3605] close(29) = -1 EBADF (Bad file descriptor) [pid 3605] exit_group(0) = ? [pid 3605] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3604] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574e85d0) = 3 ./strace-static-x86_64: Process 3606 attached [pid 3606] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3606] setpgid(0, 0) = 0 [pid 3606] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3606] write(3, "1000", 4) = 4 [pid 3606] close(3) = 0 [pid 3606] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3606] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3606] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3606] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3606] getsockname(5, {sa_family=AF_NETLINK, nl_pid=3, nl_groups=00000000}, [20 => 12]) = 0 [pid 3606] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x03\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3606] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("dummy0"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3606] close(3) = 0 [pid 3606] close(4) = 0 [pid 3606] close(5) = 0 [pid 3606] close(6) = -1 EBADF (Bad file descriptor) [pid 3606] close(7) = -1 EBADF (Bad file descriptor) [pid 3606] close(8) = -1 EBADF (Bad file descriptor) [pid 3606] close(9) = -1 EBADF (Bad file descriptor) [pid 3606] close(10) = -1 EBADF (Bad file descriptor) [pid 3606] close(11) = -1 EBADF (Bad file descriptor) [pid 3606] close(12) = -1 EBADF (Bad file descriptor) [pid 3606] close(13) = -1 EBADF (Bad file descriptor) [pid 3606] close(14) = -1 EBADF (Bad file descriptor) [pid 3606] close(15) = -1 EBADF (Bad file descriptor) [pid 3606] close(16) = -1 EBADF (Bad file descriptor) [pid 3606] close(17) = -1 EBADF (Bad file descriptor) [pid 3606] close(18) = -1 EBADF (Bad file descriptor) [pid 3606] close(19) = -1 EBADF (Bad file descriptor) [pid 3606] close(20) = -1 EBADF (Bad file descriptor) [pid 3606] close(21) = -1 EBADF (Bad file descriptor) [pid 3606] close(22) = -1 EBADF (Bad file descriptor) [pid 3606] close(23) = -1 EBADF (Bad file descriptor) [pid 3606] close(24) = -1 EBADF (Bad file descriptor) [pid 3606] close(25) = -1 EBADF (Bad file descriptor) [pid 3606] close(26) = -1 EBADF (Bad file descriptor) [pid 3606] close(27) = -1 EBADF (Bad file descriptor) [pid 3606] close(28) = -1 EBADF (Bad file descriptor) [pid 3606] close(29) = -1 EBADF (Bad file descriptor) [pid 3606] exit_group(0) = ? [pid 3606] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3604] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 3607 attached , child_tidptr=0x5555574e85d0) = 4 [pid 3607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] setpgid(0, 0) = 0 [pid 3607] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1000", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3607] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3607] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3607] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3607] getsockname(5, {sa_family=AF_NETLINK, nl_pid=4, nl_groups=00000000}, [20 => 12]) = 0 [pid 3607] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x04\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3607] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("eql"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3607] close(3) = 0 [pid 3607] close(4) = 0 [pid 3607] close(5) = 0 [pid 3607] close(6) = -1 EBADF (Bad file descriptor) [pid 3607] close(7) = -1 EBADF (Bad file descriptor) [pid 3607] close(8) = -1 EBADF (Bad file descriptor) [pid 3607] close(9) = -1 EBADF (Bad file descriptor) [pid 3607] close(10) = -1 EBADF (Bad file descriptor) [pid 3607] close(11) = -1 EBADF (Bad file descriptor) [pid 3607] close(12) = -1 EBADF (Bad file descriptor) [pid 3607] close(13) = -1 EBADF (Bad file descriptor) [pid 3607] close(14) = -1 EBADF (Bad file descriptor) [pid 3607] close(15) = -1 EBADF (Bad file descriptor) [pid 3607] close(16) = -1 EBADF (Bad file descriptor) [pid 3607] close(17) = -1 EBADF (Bad file descriptor) [pid 3607] close(18) = -1 EBADF (Bad file descriptor) [pid 3607] close(19) = -1 EBADF (Bad file descriptor) [pid 3607] close(20) = -1 EBADF (Bad file descriptor) [pid 3607] close(21) = -1 EBADF (Bad file descriptor) [pid 3607] close(22) = -1 EBADF (Bad file descriptor) [pid 3607] close(23) = -1 EBADF (Bad file descriptor) [pid 3607] close(24) = -1 EBADF (Bad file descriptor) [pid 3607] close(25) = -1 EBADF (Bad file descriptor) [pid 3607] close(26) = -1 EBADF (Bad file descriptor) [pid 3607] close(27) = -1 EBADF (Bad file descriptor) [pid 3607] close(28) = -1 EBADF (Bad file descriptor) [pid 3607] close(29) = -1 EBADF (Bad file descriptor) [pid 3607] exit_group(0) = ? [pid 3607] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3604] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574e85d0) = 5 ./strace-static-x86_64: Process 3608 attached [pid 3608] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3608] setpgid(0, 0) = 0 [pid 3608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3608] write(3, "1000", 4) = 4 [pid 3608] close(3) = 0 [pid 3608] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3608] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3608] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3608] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3608] getsockname(5, {sa_family=AF_NETLINK, nl_pid=5, nl_groups=00000000}, [20 => 12]) = 0 [pid 3608] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x05\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3608] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("ifb0"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3608] close(3) = 0 [pid 3608] close(4) = 0 [pid 3608] close(5) = 0 [pid 3608] close(6) = -1 EBADF (Bad file descriptor) [pid 3608] close(7) = -1 EBADF (Bad file descriptor) [pid 3608] close(8) = -1 EBADF (Bad file descriptor) [pid 3608] close(9) = -1 EBADF (Bad file descriptor) [pid 3608] close(10) = -1 EBADF (Bad file descriptor) [pid 3608] close(11) = -1 EBADF (Bad file descriptor) [pid 3608] close(12) = -1 EBADF (Bad file descriptor) [pid 3608] close(13) = -1 EBADF (Bad file descriptor) [pid 3608] close(14) = -1 EBADF (Bad file descriptor) [pid 3608] close(15) = -1 EBADF (Bad file descriptor) [pid 3608] close(16) = -1 EBADF (Bad file descriptor) [pid 3608] close(17) = -1 EBADF (Bad file descriptor) [pid 3608] close(18) = -1 EBADF (Bad file descriptor) [pid 3608] close(19) = -1 EBADF (Bad file descriptor) [pid 3608] close(20) = -1 EBADF (Bad file descriptor) [pid 3608] close(21) = -1 EBADF (Bad file descriptor) [pid 3608] close(22) = -1 EBADF (Bad file descriptor) [pid 3608] close(23) = -1 EBADF (Bad file descriptor) [pid 3608] close(24) = -1 EBADF (Bad file descriptor) [pid 3608] close(25) = -1 EBADF (Bad file descriptor) [pid 3608] close(26) = -1 EBADF (Bad file descriptor) [pid 3608] close(27) = -1 EBADF (Bad file descriptor) [pid 3608] close(28) = -1 EBADF (Bad file descriptor) [pid 3608] close(29) = -1 EBADF (Bad file descriptor) [pid 3608] exit_group(0) = ? [pid 3608] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=5, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574e85d0) = 6 ./strace-static-x86_64: Process 3609 attached [pid 3609] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3609] setpgid(0, 0) = 0 [pid 3609] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3609] write(3, "1000", 4) = 4 [pid 3609] close(3) = 0 [pid 3609] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3609] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3609] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3609] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3609] getsockname(5, {sa_family=AF_NETLINK, nl_pid=6, nl_groups=00000000}, [20 => 12]) = 0 [pid 3609] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x06\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3609] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("ifb1"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3609] close(3) = 0 [pid 3609] close(4) = 0 [pid 3609] close(5) = 0 [pid 3609] close(6) = -1 EBADF (Bad file descriptor) [pid 3609] close(7) = -1 EBADF (Bad file descriptor) [pid 3609] close(8) = -1 EBADF (Bad file descriptor) [pid 3609] close(9) = -1 EBADF (Bad file descriptor) [pid 3609] close(10) = -1 EBADF (Bad file descriptor) [pid 3609] close(11) = -1 EBADF (Bad file descriptor) [pid 3609] close(12) = -1 EBADF (Bad file descriptor) [pid 3609] close(13) = -1 EBADF (Bad file descriptor) [pid 3609] close(14) = -1 EBADF (Bad file descriptor) [pid 3609] close(15) = -1 EBADF (Bad file descriptor) [pid 3609] close(16) = -1 EBADF (Bad file descriptor) [pid 3609] close(17) = -1 EBADF (Bad file descriptor) [pid 3609] close(18) = -1 EBADF (Bad file descriptor) [pid 3609] close(19) = -1 EBADF (Bad file descriptor) [pid 3609] close(20) = -1 EBADF (Bad file descriptor) [pid 3609] close(21) = -1 EBADF (Bad file descriptor) [pid 3609] close(22) = -1 EBADF (Bad file descriptor) [pid 3609] close(23) = -1 EBADF (Bad file descriptor) [pid 3609] close(24) = -1 EBADF (Bad file descriptor) [pid 3609] close(25) = -1 EBADF (Bad file descriptor) [pid 3609] close(26) = -1 EBADF (Bad file descriptor) [pid 3609] close(27) = -1 EBADF (Bad file descriptor) [pid 3609] close(28) = -1 EBADF (Bad file descriptor) [pid 3609] close(29) = -1 EBADF (Bad file descriptor) [pid 3609] exit_group(0) = ? [pid 3609] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3604] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574e85d0) = 7 ./strace-static-x86_64: Process 3610 attached [pid 3610] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3610] setpgid(0, 0) = 0 [pid 3610] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3610] write(3, "1000", 4) = 4 [pid 3610] close(3) = 0 [pid 3610] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3610] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3610] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3610] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3610] getsockname(5, {sa_family=AF_NETLINK, nl_pid=7, nl_groups=00000000}, [20 => 12]) = 0 [pid 3610] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x07\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3610] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("eth0"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3610] close(3) = 0 [pid 3610] close(4) = 0 [pid 3610] close(5) = 0 [pid 3610] close(6) = -1 EBADF (Bad file descriptor) [pid 3610] close(7) = -1 EBADF (Bad file descriptor) [pid 3610] close(8) = -1 EBADF (Bad file descriptor) [pid 3610] close(9) = -1 EBADF (Bad file descriptor) [pid 3610] close(10) = -1 EBADF (Bad file descriptor) [pid 3610] close(11) = -1 EBADF (Bad file descriptor) [pid 3610] close(12) = -1 EBADF (Bad file descriptor) [pid 3610] close(13) = -1 EBADF (Bad file descriptor) [pid 3610] close(14) = -1 EBADF (Bad file descriptor) [pid 3610] close(15) = -1 EBADF (Bad file descriptor) [pid 3610] close(16) = -1 EBADF (Bad file descriptor) [pid 3610] close(17) = -1 EBADF (Bad file descriptor) [pid 3610] close(18) = -1 EBADF (Bad file descriptor) [pid 3610] close(19) = -1 EBADF (Bad file descriptor) [pid 3610] close(20) = -1 EBADF (Bad file descriptor) [pid 3610] close(21) = -1 EBADF (Bad file descriptor) [pid 3610] close(22) = -1 EBADF (Bad file descriptor) [pid 3610] close(23) = -1 EBADF (Bad file descriptor) [pid 3610] close(24) = -1 EBADF (Bad file descriptor) [pid 3610] close(25) = -1 EBADF (Bad file descriptor) [pid 3610] close(26) = -1 EBADF (Bad file descriptor) [pid 3610] close(27) = -1 EBADF (Bad file descriptor) [pid 3610] close(28) = -1 EBADF (Bad file descriptor) [pid 3610] close(29) = -1 EBADF (Bad file descriptor) [pid 3610] exit_group(0) = ? [pid 3610] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7, si_uid=0, si_status=0, si_utime=0, si_stime=2} --- [pid 3604] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574e85d0) = 8 ./strace-static-x86_64: Process 3611 attached [pid 3611] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3611] setpgid(0, 0) = 0 [pid 3611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3611] write(3, "1000", 4) = 4 [pid 3611] close(3) = 0 [pid 3611] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3611] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3611] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3611] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3611] getsockname(5, {sa_family=AF_NETLINK, nl_pid=8, nl_groups=00000000}, [20 => 12]) = 0 [pid 3611] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x08\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3611] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("wlan0"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3611] close(3) = 0 [pid 3611] close(4) = 0 [pid 3611] close(5) = 0 [pid 3611] close(6) = -1 EBADF (Bad file descriptor) [pid 3611] close(7) = -1 EBADF (Bad file descriptor) [pid 3611] close(8) = -1 EBADF (Bad file descriptor) [pid 3611] close(9) = -1 EBADF (Bad file descriptor) [pid 3611] close(10) = -1 EBADF (Bad file descriptor) [pid 3611] close(11) = -1 EBADF (Bad file descriptor) [pid 3611] close(12) = -1 EBADF (Bad file descriptor) [pid 3611] close(13) = -1 EBADF (Bad file descriptor) [pid 3611] close(14) = -1 EBADF (Bad file descriptor) [pid 3611] close(15) = -1 EBADF (Bad file descriptor) [pid 3611] close(16) = -1 EBADF (Bad file descriptor) [pid 3611] close(17) = -1 EBADF (Bad file descriptor) [pid 3611] close(18) = -1 EBADF (Bad file descriptor) [pid 3611] close(19) = -1 EBADF (Bad file descriptor) [pid 3611] close(20) = -1 EBADF (Bad file descriptor) [pid 3611] close(21) = -1 EBADF (Bad file descriptor) [pid 3611] close(22) = -1 EBADF (Bad file descriptor) [pid 3611] close(23) = -1 EBADF (Bad file descriptor) [pid 3611] close(24) = -1 EBADF (Bad file descriptor) [pid 3611] close(25) = -1 EBADF (Bad file descriptor) [pid 3611] close(26) = -1 EBADF (Bad file descriptor) [pid 3611] close(27) = -1 EBADF (Bad file descriptor) [pid 3611] close(28) = -1 EBADF (Bad file descriptor) [pid 3611] close(29) = -1 EBADF (Bad file descriptor) [pid 3611] exit_group(0) = ? [pid 3611] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3604] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574e85d0) = 9 ./strace-static-x86_64: Process 3612 attached [pid 3612] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3612] setpgid(0, 0) = 0 [pid 3612] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3612] write(3, "1000", 4) = 4 [pid 3612] close(3) = 0 [pid 3612] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3612] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3612] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3612] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3612] getsockname(5, {sa_family=AF_NETLINK, nl_pid=9, nl_groups=00000000}, [20 => 12]) = 0 [pid 3612] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x09\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3612] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("wlan1"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3612] close(3) = 0 [pid 3612] close(4) = 0 [pid 3612] close(5) = 0 [pid 3612] close(6) = -1 EBADF (Bad file descriptor) [pid 3612] close(7) = -1 EBADF (Bad file descriptor) [pid 3612] close(8) = -1 EBADF (Bad file descriptor) [pid 3612] close(9) = -1 EBADF (Bad file descriptor) [pid 3612] close(10) = -1 EBADF (Bad file descriptor) [pid 3612] close(11) = -1 EBADF (Bad file descriptor) [pid 3612] close(12) = -1 EBADF (Bad file descriptor) [pid 3612] close(13) = -1 EBADF (Bad file descriptor) [pid 3612] close(14) = -1 EBADF (Bad file descriptor) [pid 3612] close(15) = -1 EBADF (Bad file descriptor) [pid 3612] close(16) = -1 EBADF (Bad file descriptor) [pid 3612] close(17) = -1 EBADF (Bad file descriptor) [pid 3612] close(18) = -1 EBADF (Bad file descriptor) [pid 3612] close(19) = -1 EBADF (Bad file descriptor) [pid 3612] close(20) = -1 EBADF (Bad file descriptor) [pid 3612] close(21) = -1 EBADF (Bad file descriptor) [pid 3612] close(22) = -1 EBADF (Bad file descriptor) [pid 3612] close(23) = -1 EBADF (Bad file descriptor) [pid 3612] close(24) = -1 EBADF (Bad file descriptor) [pid 3612] close(25) = -1 EBADF (Bad file descriptor) [pid 3612] close(26) = -1 EBADF (Bad file descriptor) [pid 3612] close(27) = -1 EBADF (Bad file descriptor) [pid 3612] close(28) = -1 EBADF (Bad file descriptor) [pid 3612] close(29) = -1 EBADF (Bad file descriptor) [pid 3612] exit_group(0) = ? [pid 3612] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=9, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3604] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574e85d0) = 10 ./strace-static-x86_64: Process 3613 attached [pid 3613] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3613] setpgid(0, 0) = 0 [pid 3613] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3613] write(3, "1000", 4) = 4 [pid 3613] close(3) = 0 [pid 3613] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3613] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3613] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3613] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3613] getsockname(5, {sa_family=AF_NETLINK, nl_pid=10, nl_groups=00000000}, [20 => 12]) = 0 [pid 3613] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x0a\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 [pid 3613] sendmmsg(3, [{msg_hdr={msg_name={sa_family=AF_INET, sin_port=htons(20000), sin_addr=inet_addr("224.0.0.1")}, msg_namelen=16, msg_iov=NULL, msg_iovlen=0, msg_control=[{cmsg_len=28, cmsg_level=SOL_IP, cmsg_type=IP_PKTINFO, cmsg_data={ipi_ifindex=if_nametoindex("hwsim0"), ipi_spec_dst=inet_addr("0.0.0.0"), ipi_addr=inet_addr("172.20.20.187")}}], msg_controllen=32, msg_flags=0}}], 1, 0) = -1 ENETUNREACH (Network is unreachable) [pid 3613] close(3) = 0 [pid 3613] close(4) = 0 [pid 3613] close(5) = 0 [pid 3613] close(6) = -1 EBADF (Bad file descriptor) [pid 3613] close(7) = -1 EBADF (Bad file descriptor) [pid 3613] close(8) = -1 EBADF (Bad file descriptor) [pid 3613] close(9) = -1 EBADF (Bad file descriptor) [pid 3613] close(10) = -1 EBADF (Bad file descriptor) [pid 3613] close(11) = -1 EBADF (Bad file descriptor) [pid 3613] close(12) = -1 EBADF (Bad file descriptor) [pid 3613] close(13) = -1 EBADF (Bad file descriptor) [pid 3613] close(14) = -1 EBADF (Bad file descriptor) [pid 3613] close(15) = -1 EBADF (Bad file descriptor) [pid 3613] close(16) = -1 EBADF (Bad file descriptor) [pid 3613] close(17) = -1 EBADF (Bad file descriptor) [pid 3613] close(18) = -1 EBADF (Bad file descriptor) [pid 3613] close(19) = -1 EBADF (Bad file descriptor) [pid 3613] close(20) = -1 EBADF (Bad file descriptor) [pid 3613] close(21) = -1 EBADF (Bad file descriptor) [pid 3613] close(22) = -1 EBADF (Bad file descriptor) [pid 3613] close(23) = -1 EBADF (Bad file descriptor) [pid 3613] close(24) = -1 EBADF (Bad file descriptor) [pid 3613] close(25) = -1 EBADF (Bad file descriptor) [pid 3613] close(26) = -1 EBADF (Bad file descriptor) [pid 3613] close(27) = -1 EBADF (Bad file descriptor) [pid 3613] close(28) = -1 EBADF (Bad file descriptor) [pid 3613] close(29) = -1 EBADF (Bad file descriptor) [pid 3613] exit_group(0) = ? [pid 3613] +++ exited with 0 +++ [pid 3604] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=10, si_uid=0, si_status=0, si_utime=0, si_stime=1} --- [pid 3604] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x5555574e85d0) = 11 ./strace-static-x86_64: Process 3614 attached [pid 3614] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3614] setpgid(0, 0) = 0 [pid 3614] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 3614] write(3, "1000", 4) = 4 [pid 3614] close(3) = 0 [pid 3614] socket(AF_INET6, SOCK_DGRAM, IPPROTO_IP) = 3 [pid 3614] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 4 [pid 3614] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 5 [pid 3614] sendmsg(5, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 3614] getsockname(5, {sa_family=AF_NETLINK, nl_pid=11, nl_groups=00000000}, [20 => 12]) = 0 [pid 3614] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x60\x00\x00\x00\x10\x00\x39\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x98\x00\x00\x00\x00\x00\x00\x40\x00\x12\x80\x08\x00\x01\x00\x73\x69\x74\x00\x34\x00\x02\x80\x08\x00\x01\x00\x0b\x00\x00\x00\x06\x00\x0f\x00\x02\x00\x00\x00\x06\x00\x11\x00\x4e\x21\x00\x00\x06\x00\x11\x00\x4e\x24\x00\x00\x08\x00\x02\x00\xac\x14\x14\x16\x06\x00\x10\x00\xff\x0f\x00\x00", iov_len=96}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, MSG_DONTROUTE|MSG_PROBE|MSG_EOR|MSG_CONFIRM|MSG_MORE|MSG_BATCH|MSG_FASTOPEN) = 96 syzkaller login: [ 49.717864][ T3614] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. [ 49.718247][ T3614] skbuff: skb_under_panic: text:ffffffff87f4eab0 len:48 put:8 head:ffff88814ae53c00 data:ffff88814ae53bfc tail:0x2c end:0xc0 dev:sit1 [ 49.718610][ T3614] ------------[ cut here ]------------ [ 49.718613][ T3614] kernel BUG at net/core/skbuff.c:113! [ 49.718631][ T3614] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 49.767613][ T3614] CPU: 1 PID: 3614 Comm: syz-executor387 Not tainted 5.18.0-syzkaller-12117-gcf67838c4422 #0 [ 49.777768][ T3614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.787862][ T3614] RIP: 0010:skb_panic+0x16c/0x16e [ 49.792927][ T3614] Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 20 91 d2 8a ff 74 24 10 ff 74 24 20 e8 ff ce c0 ff <0f> 0b e8 7a 59 09 f8 4c 8b 64 24 18 e8 40 10 56 f8 48 c7 c1 40 9e [ 49.812627][ T3614] RSP: 0018:ffffc90002f1eb28 EFLAGS: 00010282 [ 49.818700][ T3614] RAX: 0000000000000083 RBX: ffff8880709c4640 RCX: 0000000000000000 [ 49.826688][ T3614] RDX: ffff88801b01d880 RSI: ffffffff8160ed68 RDI: fffff520005e3d57 [ 49.834663][ T3614] RBP: ffffffff8ad29e40 R08: 0000000000000083 R09: 0000000000000000 [ 49.842637][ T3614] R10: 0000000000000400 R11: 0000000000000000 R12: ffffffff87f4eab0 [ 49.850610][ T3614] R13: 0000000000000008 R14: ffff8880740e8000 R15: 00000000000000c0 [ 49.858595][ T3614] FS: 00005555574e8300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 49.871057][ T3614] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.879333][ T3614] CR2: 00000000200017c0 CR3: 000000001f6a7000 CR4: 00000000003506e0 [ 49.887722][ T3614] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.896144][ T3614] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.904394][ T3614] Call Trace: [ 49.908189][ T3614] [ 49.912319][ T3614] ? fou_build_udp+0x30/0x370 [ 49.917379][ T3614] skb_push.cold+0x24/0x24 [ 49.921913][ T3614] fou_build_udp+0x30/0x370 [ 49.928149][ T3614] gue_build_header+0xf7/0x140 [ 49.933649][ T3614] ? __gue_build_header+0x820/0x820 [ 49.940068][ T3614] ? __gue_build_header+0x820/0x820 [ 49.948713][ T3614] ip_tunnel_xmit+0x60f/0x2c00 [ 49.954708][ T3614] ? ip_md_tunnel_xmit+0x1510/0x1510 [ 49.960850][ T3614] sit_tunnel_xmit+0x50f/0x2b80 [ 49.966363][ T3614] ? ipip6_tunnel_unlink+0x270/0x270 [ 49.972298][ T3614] ? skb_crc32c_csum_help+0x70/0x70 [ 49.978060][ T3614] dev_hard_start_xmit+0x188/0x880 [ 49.983964][ T3614] __dev_queue_xmit+0x2b1d/0x3900 [ 49.989819][ T3614] ? netdev_core_pick_tx+0x2e0/0x2e0 [ 49.996463][ T3614] ? find_held_lock+0x2d/0x110 [ 50.001764][ T3614] ? ip_finish_output2+0x782/0x2170 [ 50.007119][ T3614] ? lock_downgrade+0x6e0/0x6e0 [ 50.012880][ T3614] ? __local_bh_enable_ip+0xa0/0x120 [ 50.020797][ T3614] ? lockdep_hardirqs_on+0x79/0x100 [ 50.026471][ T3614] ? ___neigh_create+0x1820/0x2990 [ 50.031938][ T3614] ? neigh_connected_output+0x41a/0x520 [ 50.039093][ T3614] ? neigh_connected_output+0x41a/0x520 [ 50.045729][ T3614] neigh_connected_output+0x3c0/0x520 [ 50.052165][ T3614] ip_finish_output2+0x782/0x2170 [ 50.057866][ T3614] ? nf_hook+0x20d/0x5b0 [ 50.063134][ T3614] ? ip_fragment.constprop.0+0x240/0x240 [ 50.070412][ T3614] ? ip_mc_finish_output+0x5a0/0x5a0 [ 50.077027][ T3614] ? netif_rx+0x31e/0x5a0 [ 50.081392][ T3614] ? __local_bh_enable_ip+0xa0/0x120 [ 50.086967][ T3614] __ip_finish_output+0x396/0x650 [ 50.092484][ T3614] ip_finish_output+0x32/0x280 [ 50.097447][ T3614] ip_mc_output+0x21b/0x700 [ 50.103285][ T3614] ip_send_skb+0xd4/0x260 [ 50.108413][ T3614] udp_send_skb+0x725/0x1430 [ 50.114704][ T3614] udp_sendmsg+0x1bee/0x2760 [ 50.120917][ T3614] ? ip_setup_cork+0x970/0x970 [ 50.127279][ T3614] ? udp_unicast_rcv_skb+0x330/0x330 [ 50.134852][ T3614] ? mark_lock.part.0+0xee/0x1910 [ 50.140701][ T3614] ? lock_chain_count+0x20/0x20 [ 50.146023][ T3614] ? lock_chain_count+0x20/0x20 [ 50.151043][ T3614] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.157815][ T3614] ? lock_chain_count+0x20/0x20 [ 50.163569][ T3614] ? __lock_acquire+0x163e/0x5660 [ 50.170968][ T3614] udpv6_sendmsg+0x176b/0x2c50 [ 50.177264][ T3614] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.183387][ T3614] ? udp_v6_push_pending_frames+0x200/0x200 [ 50.190327][ T3614] ? __local_bh_enable_ip+0xa0/0x120 [ 50.196840][ T3614] ? reacquire_held_locks+0x214/0x4e0 [ 50.204857][ T3614] ? release_sock+0x1b/0x1b0 [ 50.210505][ T3614] ? find_held_lock+0x2d/0x110 [ 50.216081][ T3614] ? inet_autobind+0x130/0x190 [ 50.227253][ T3614] ? lock_downgrade+0x6e0/0x6e0 [ 50.242656][ T3614] ? __local_bh_enable_ip+0xa0/0x120 [ 50.257346][ T3614] ? __local_bh_enable_ip+0xa0/0x120 [ 50.272151][ T3614] ? lockdep_hardirqs_on+0x79/0x100 [ 50.283753][ T3614] ? inet_autobind+0x130/0x190 [ 50.292228][ T3614] ? __local_bh_enable_ip+0xa0/0x120 [ 50.297657][ T3614] ? inet_autobind+0x135/0x190 [ 50.302446][ T3614] inet6_sendmsg+0x99/0xe0 [ 50.307919][ T3614] ? inet6_compat_ioctl+0x310/0x310 [ 50.313128][ T3614] sock_sendmsg+0xcf/0x120 [ 50.317560][ T3614] ____sys_sendmsg+0x334/0x810 [ 50.322334][ T3614] ? kernel_sendmsg+0x50/0x50 [ 50.327023][ T3614] ? do_recvmmsg+0x6d0/0x6d0 [ 50.331880][ T3614] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.337884][ T3614] ___sys_sendmsg+0xf3/0x170 [ 50.342479][ T3614] ? sendmsg_copy_msghdr+0x160/0x160 [ 50.348828][ T3614] ? __lock_acquire+0x163e/0x5660 [ 50.364755][ T3614] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 50.383717][ T3614] ? __fget_light+0x20f/0x270 [ 50.396118][ T3614] __sys_sendmmsg+0x195/0x470 [ 50.413472][ T3614] ? __ia32_sys_sendmsg+0x220/0x220 [ 50.426817][ T3614] ? rwlock_bug.part.0+0x90/0x90 [ 50.444361][ T3614] ? find_held_lock+0x2d/0x110 [ 50.459231][ T3614] ? ptrace_notify+0xfa/0x140 [ 50.470078][ T3614] ? lock_downgrade+0x6e0/0x6e0 [ 50.481425][ T3614] ? _raw_spin_unlock_irq+0x1f/0x40 [ 50.493639][ T3614] ? _raw_spin_unlock_irq+0x1f/0x40 [ 50.509626][ T3614] ? lockdep_hardirqs_on+0x79/0x100 [ 50.521576][ T3614] __x64_sys_sendmmsg+0x99/0x100 [ 50.530917][ T3614] do_syscall_64+0x35/0xb0 [ 50.538910][ T3614] entry_SYSCALL_64_after_hwframe+0x46/0xb0 [ 50.556602][ T3614] RIP: 0033:0x7fe8ff172479 [ 50.564218][ T3614] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 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 [ 50.585776][ T3614] RSP: 002b:00007fff3e434fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 [ 50.594819][ T3614] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe8ff172479 [ 50.603570][ T3614] RDX: 0000000000000001 RSI: 00000000200017c0 RDI: 0000000000000003 [ 50.612510][ T3614] RBP: 0000000000000000 R08: 00000000ff1dfe40 R09: 00000000ff1dfe40 [ 50.621861][ T3614] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000c1f8 [ 50.630138][ T3614] R13: 00007fff3e435010 R14: 00007fff3e435000 R15: 00007fff3e434ff4 [ 50.639304][ T3614] [ 50.642704][ T3614] Modules linked in: [ 50.647332][ T3614] ---[ end trace 0000000000000000 ]--- [ 50.647345][ T3614] RIP: 0010:skb_panic+0x16c/0x16e [ 50.647376][ T3614] Code: f8 4c 8b 4c 24 10 8b 4b 70 41 56 45 89 e8 4c 89 e2 41 57 48 89 ee 48 c7 c7 20 91 d2 8a ff 74 24 10 ff 74 24 20 e8 ff ce c0 ff <0f> 0b e8 7a 59 09 f8 4c 8b 64 24 18 e8 40 10 56 f8 48 c7 c1 40 9e [ 50.647395][ T3614] RSP: 0018:ffffc90002f1eb28 EFLAGS: 00010282 [ 50.647412][ T3614] RAX: 0000000000000083 RBX: ffff8880709c4640 RCX: 0000000000000000 [ 50.647423][ T3614] RDX: ffff88801b01d880 RSI: ffffffff8160ed68 RDI: fffff520005e3d57 [ 50.647437][ T3614] RBP: ffffffff8ad29e40 R08: 0000000000000083 R09: 0000000000000000 [ 50.647450][ T3614] R10: 0000000000000400 R11: 0000000000000000 R12: ffffffff87f4eab0 [ 50.647463][ T3614] R13: 0000000000000008 R14: ffff8880740e8000 R15: 00000000000000c0 [ 50.647476][ T3614] FS: 00005555574e8300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 50.647497][ T3614] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.647510][ T3614] CR2: 00000000200017c0 CR3: 000000001f6a7000 CR4: 00000000003506e0 [ 50.647524][ T3614] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.647535][ T3614] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.647550][ T3614] Kernel panic - not syncing: Fatal exception in interrupt [ 50.777594][ T3614] Kernel Offset: disabled [ 50.782059][ T3614] Rebooting in 86400 seconds..