./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2809656409 <...> Warning: Permanently added '10.128.1.139' (ED25519) to the list of known hosts. execve("./syz-executor2809656409", ["./syz-executor2809656409"], 0x7ffcacd1cfb0 /* 10 vars */) = 0 brk(NULL) = 0x555580a6c000 brk(0x555580a6cd00) = 0x555580a6cd00 arch_prctl(ARCH_SET_FS, 0x555580a6c380) = 0 set_tid_address(0x555580a6c650) = 5091 set_robust_list(0x555580a6c660, 24) = 0 rseq(0x555580a6cca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2809656409", 4096) = 28 getrandom("\xe2\x69\x3d\x64\xbc\x64\x5f\xd6", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555580a6cd00 brk(0x555580a8dd00) = 0x555580a8dd00 brk(0x555580a8e000) = 0x555580a8e000 mprotect(0x7f0e4fbea000, 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, child_tidptr=0x555580a6c650) = 5092 ./strace-static-x86_64: Process 5092 attached [pid 5092] set_robust_list(0x555580a6c660, 24) = 0 [pid 5092] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5092] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5092] setsid() = 1 [pid 5092] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5092] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5092] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5092] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5092] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5092] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5092] unshare(CLONE_NEWNS) = 0 [pid 5092] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5092] unshare(CLONE_NEWIPC) = 0 [pid 5092] unshare(CLONE_NEWCGROUP) = 0 [pid 5092] unshare(CLONE_NEWUTS) = 0 [pid 5092] unshare(CLONE_SYSVSEM) = 0 [pid 5092] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5092] write(3, "16777216", 8) = 8 [pid 5092] close(3) = 0 [pid 5092] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5092] write(3, "536870912", 9) = 9 [pid 5092] close(3) = 0 [pid 5092] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5092] write(3, "1024", 4) = 4 [pid 5092] close(3) = 0 [pid 5092] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5092] write(3, "8192", 4) = 4 [pid 5092] close(3) = 0 [pid 5092] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5092] write(3, "1024", 4) = 4 [pid 5092] close(3) = 0 [pid 5092] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5092] write(3, "1024", 4) = 4 [pid 5092] close(3) = 0 [pid 5092] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5092] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5092] close(3) = 0 [pid 5092] getpid() = 1 [pid 5092] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1<) = 0 [pid 5092] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5097 attached , child_tidptr=0x555580a6c650) = 3 [pid 5097] set_robust_list(0x555580a6c660, 24) = 0 [pid 5097] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5097] setpgid(0, 0) = 0 [pid 5097] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5097] write(3, "1000", 4) = 4 [pid 5097] close(3) = 0 executing program [pid 5097] write(1, "executing program\n", 18) = 18 [pid 5097] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5097] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5097] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 5097] recvfrom(4, [{nlmsg_len=2516, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=3}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x23\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x4a\x01\x00\x00\x00\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2516 [pid 5097] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=3}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5097] close(4) = 0 [pid 5097] ioctl(3, SIOCGIFINDEX, {ifr_name="wlan0", ifr_ifindex=11}) = 0 [pid 5097] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x24\x00\x00\x00\x23\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x08\x00\x05\x00\x03\x00\x00\x00", iov_len=36}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 36 [pid 5097] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x74\x00\x00\x00\x23\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x28\x00\x0e\x00\x80\x00\x00\x00\xff\xff\xff\xff\xff\xff\x08\x02\x11\x00\x00\x00\x08\x02\x11\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x64\x00\x01\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x08\x00\x0c\x00\x64\x00\x00\x00\x08\x00\x0d\x00\x00\x00\x00\x00\x0a\x00\x34\x00\x02\x02\x02\x02"..., iov_len=116}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 116 [pid 5097] pipe([4, 5]) = 0 [pid 5097] vmsplice(5, [{iov_base="\x76\xbc\x19\x2c\x0a\x59\xb7\xde\xba\xdf\x85\x5e\xbd\xda\x5d\xce\x4a\x7e\xd9\x99\x18\x23\xdc\x71\xe4\xcf\x02\xdb\xfa\xde\xe5\x11\xcc\x04\x39\x99\x33\xa3\x0a\x7f\x70\x86\x81\x4f\x46\xd2\x8e\x28\x1b\x22\xbd\x2e\xee\xae\x48\xdb\x8c\x7a\xc2\xfb\xfd\x6b\xa7\xbf\xdf\xef\xdd\xc5\xe5\xe3\x8c\x3f\x03\xe4\x21\xac\xd7\x45\xf4\x65\x5a\xa5\x52\x33\x82\xec\x54\x95\x4b\x80\xde\x03\x16\x30\x06\x0f\x34\x6c\xcd\x02"..., iov_len=4294966625}, {iov_base="\xdd\x00\x53\x89\xf0\x9b\x9d\x1e\x54\xf5\xeb\x76\x9b\x67\xeb\xfe\x12\x5c\x00\x64\xbd\xe9\x71\x22\xf0\x66\x78\x26\x82\x96\x4c\x4b\x6c\xc4\x81\xb0\x98\xb3\x66\xd2\x62\xfb\x48\x45\x58\xa1\xa2\x50\x21\x66\x01\x6d\x40\x0c\xce\x50\xdd\xdd\xe6\xac\x25\xb3\x15\xa8\x40\xd6\x77\x77\xbf\x7a\x5a\x88\x09\x5f\x95\x0c\x26\x39\xbf\x99\x8e\xc7\x5d\x3f\x50\x61\xae\xd0\xe5\x48\xae\x98\xf3\x8d\x55\x8d\x55\x25\x34\xd9"..., iov_len=255}], 2, 0) = 65472 [pid 5097] sendmsg(-1, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=1, msg_controllen=0, msg_flags=MSG_OOB|MSG_DONTWAIT|MSG_EOR|MSG_MORE}, 0) = -1 EBADF (Bad file descriptor) [pid 5097] vmsplice(4, [{iov_base="\x86\x52\x9a\x86\x20\x72\xd9\xe7\xba\x99\xfb\x62\x9e\xdf\xb7\x37\xb2\x25\x87\x6d\x78\x69\x85\xa6\x50\x74\x45\x18\xd6\xbf\xb4\xb8\xf6\xf3\x35\x8e\x6e\xe0\x45\x8c\xde\xf8\x2a\x12\x6b\x99\xc0\xb2\xe7\xec\x73\xd1\x6d\x24\xff\xdd\x22\x1b\xed\x16\x4f\x2e\x99\x71\xe9\x99\xb1\x9e\xf7\x86\x9b\x1c", iov_len=72}, {iov_base="\x5d\x2f\xdf\xdc\x2f\xff\x8f\x0b\x75\x81\x90\xe2\x4f\x7b\xbd\x24\xd2\xed\x6e\x84\xbf\x09\xfe\xf1\x18\x6f\xac\x73\x62\x2a\x38\x30\x50\xdd\x36\x77\x87\x08\x4a\xca\x05\x3d\xfe\x5e\x52\xcd\x0f\xd2\x3a\x22\x5e\x77\x00\x8a\xef\xa4\x13\x54\x64\xd8\x7c\xbe\x6d\x6c\xd8\x14\x70\xdd\xae\xa6\x31\x74", iov_len=72}, {iov_base="\xb9\x96\xa1\xa8\xfb\x44\x02\x86\xb8\x56\xdc\x3e\x6c\x02\xa6\x16\x40\x78\x0f\x57\x7a\xb3\xbb\x13\x57\xe7\x0c\x5e\x77\x0b\x15\xb7\x93\xe9\x43\x1c\x32\x77\xd1\x71\x06\x9d\x78\x12\xc2\x92\xa2\x7f\x2f\xf6\x8c\x55\xb7\x40\xe2\x46\xe3\x62\x9e\x14\x41\x8b\xec\x22\x85\xbb\x58\xfe\x68\xe7\x4c\xfa\xf0\x4c\x08\x3e\x77\xaf\x11\xc5\xf1\xa2\x87\x1d\xa6\x7c\x72\x3f\xd3\x18\xcd\x37\x54\x1e\xe3\xed\xf5\xe7\x25\x96"..., iov_len=677}], 3, 0) = 821 [pid 5097] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 6 [pid 5097] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 7 [pid 5097] sendto(7, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 5097] recvfrom(7, [{nlmsg_len=2516, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-1362555271}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x23\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x4a\x01\x00\x00\x00\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2516 [pid 5097] recvfrom(7, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-1362555271}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5097] close(7) = 0 [pid 5097] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 7 [pid 5097] ioctl(7, SIOCGIFINDEX, {ifr_name="wlan1", ifr_ifindex=12}) = 0 [pid 5097] sendmsg(6, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x98\x03\x00\x00\x23\x00\x01\x00\x28\x05\x70\x00\xfc\xdb\xdf\x25\x3b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x04\x00\x8e\x00\x08\x00\x57\x00\x1b\x0a\x00\x00\x04\x00\x6c\x00\x05\x00\x19\x01\x07\x00\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x56\x03\x33\x00\x80\xb0\xc0\x00\xff\xff\xff\xff\xff\xff\x08\x02\x11\x00\x00\x01\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=920}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 920 [pid 5097] close(3) = 0 [pid 5097] close(4) = 0 [pid 5097] close(5) = 0 [pid 5097] close(6) = 0 [pid 5097] close(7) = 0 [pid 5097] close(8) = -1 EBADF (Bad file descriptor) [pid 5097] close(9) = -1 EBADF (Bad file descriptor) [pid 5097] close(10) = -1 EBADF (Bad file descriptor) [pid 5097] close(11) = -1 EBADF (Bad file descriptor) [ 56.862351][ T5097] netlink: 4 bytes leftover after parsing attributes in process `syz-executor280'. [pid 5097] close(12) = -1 EBADF (Bad file descriptor) [pid 5097] close(13) = -1 EBADF (Bad file descriptor) [pid 5097] close(14) = -1 EBADF (Bad file descriptor) [pid 5097] close(15) = -1 EBADF (Bad file descriptor) [pid 5097] close(16) = -1 EBADF (Bad file descriptor) [pid 5097] close(17) = -1 EBADF (Bad file descriptor) [pid 5097] close(18) = -1 EBADF (Bad file descriptor) [pid 5097] close(19) = -1 EBADF (Bad file descriptor) [pid 5097] close(20) = -1 EBADF (Bad file descriptor) [pid 5097] close(21) = -1 EBADF (Bad file descriptor) [pid 5097] close(22) = -1 EBADF (Bad file descriptor) [pid 5097] close(23) = -1 EBADF (Bad file descriptor) [pid 5097] close(24) = -1 EBADF (Bad file descriptor) [pid 5097] close(25) = -1 EBADF (Bad file descriptor) [pid 5097] close(26) = -1 EBADF (Bad file descriptor) [pid 5097] close(27) = -1 EBADF (Bad file descriptor) [pid 5097] close(28) = -1 EBADF (Bad file descriptor) [pid 5097] close(29) = -1 EBADF (Bad file descriptor) [pid 5097] exit_group(0) = ? [pid 5097] +++ exited with 0 +++ [pid 5092] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=3, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5092] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5098 attached , child_tidptr=0x555580a6c650) = 4 [pid 5098] set_robust_list(0x555580a6c660, 24) = 0 [pid 5098] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5098] setpgid(0, 0) = 0 [pid 5098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5098] write(3, "1000", 4) = 4 [pid 5098] close(3) = 0 [pid 5098] write(1, "executing program\n", 18executing program ) = 18 [pid 5098] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [pid 5098] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 [pid 5098] sendto(4, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [pid 5098] recvfrom(4, [{nlmsg_len=2516, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=4}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x23\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x4a\x01\x00\x00\x00\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2516 [pid 5098] recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=4}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5098] close(4) = 0 [pid 5098] ioctl(3, SIOCGIFINDEX, {ifr_name="wlan0", ifr_ifindex=11}) = 0 [pid 5098] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x24\x00\x00\x00\x23\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x08\x00\x05\x00\x03\x00\x00\x00", iov_len=36}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 36 [pid 5098] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x74\x00\x00\x00\x23\x00\x05\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0f\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x28\x00\x0e\x00\x80\x00\x00\x00\xff\xff\xff\xff\xff\xff\x08\x02\x11\x00\x00\x00\x08\x02\x11\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x64\x00\x01\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x08\x00\x0c\x00\x64\x00\x00\x00\x08\x00\x0d\x00\x00\x00\x00\x00\x0a\x00\x34\x00\x02\x02\x02\x02"..., iov_len=116}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 116 [pid 5098] pipe([4, 5]) = 0 [pid 5098] vmsplice(5, [{iov_base="\x76\xbc\x19\x2c\x0a\x59\xb7\xde\xba\xdf\x85\x5e\xbd\xda\x5d\xce\x4a\x7e\xd9\x99\x18\x23\xdc\x71\xe4\xcf\x02\xdb\xfa\xde\xe5\x11\xcc\x04\x39\x99\x33\xa3\x0a\x7f\x70\x86\x81\x4f\x46\xd2\x8e\x28\x1b\x22\xbd\x2e\xee\xae\x48\xdb\x8c\x7a\xc2\xfb\xfd\x6b\xa7\xbf\xdf\xef\xdd\xc5\xe5\xe3\x8c\x3f\x03\xe4\x21\xac\xd7\x45\xf4\x65\x5a\xa5\x52\x33\x82\xec\x54\x95\x4b\x80\xde\x03\x16\x30\x06\x0f\x34\x6c\xcd\x02"..., iov_len=4294966625}, {iov_base="\xdd\x00\x53\x89\xf0\x9b\x9d\x1e\x54\xf5\xeb\x76\x9b\x67\xeb\xfe\x12\x5c\x00\x64\xbd\xe9\x71\x22\xf0\x66\x78\x26\x82\x96\x4c\x4b\x6c\xc4\x81\xb0\x98\xb3\x66\xd2\x62\xfb\x48\x45\x58\xa1\xa2\x50\x21\x66\x01\x6d\x40\x0c\xce\x50\xdd\xdd\xe6\xac\x25\xb3\x15\xa8\x40\xd6\x77\x77\xbf\x7a\x5a\x88\x09\x5f\x95\x0c\x26\x39\xbf\x99\x8e\xc7\x5d\x3f\x50\x61\xae\xd0\xe5\x48\xae\x98\xf3\x8d\x55\x8d\x55\x25\x34\xd9"..., iov_len=255}], 2, 0) = 65472 [pid 5098] sendmsg(-1, {msg_name=NULL, msg_namelen=0, msg_iov=NULL, msg_iovlen=1, msg_controllen=0, msg_flags=MSG_OOB|MSG_DONTWAIT|MSG_EOR|MSG_MORE}, 0) = -1 EBADF (Bad file descriptor) [pid 5098] vmsplice(4, [{iov_base="\x86\x52\x9a\x86\x20\x72\xd9\xe7\xba\x99\xfb\x62\x9e\xdf\xb7\x37\xb2\x25\x87\x6d\x78\x69\x85\xa6\x50\x74\x45\x18\xd6\xbf\xb4\xb8\xf6\xf3\x35\x8e\x6e\xe0\x45\x8c\xde\xf8\x2a\x12\x6b\x99\xc0\xb2\xe7\xec\x73\xd1\x6d\x24\xff\xdd\x22\x1b\xed\x16\x4f\x2e\x99\x71\xe9\x99\xb1\x9e\xf7\x86\x9b\x1c", iov_len=72}, {iov_base="\x5d\x2f\xdf\xdc\x2f\xff\x8f\x0b\x75\x81\x90\xe2\x4f\x7b\xbd\x24\xd2\xed\x6e\x84\xbf\x09\xfe\xf1\x18\x6f\xac\x73\x62\x2a\x38\x30\x50\xdd\x36\x77\x87\x08\x4a\xca\x05\x3d\xfe\x5e\x52\xcd\x0f\xd2\x3a\x22\x5e\x77\x00\x8a\xef\xa4\x13\x54\x64\xd8\x7c\xbe\x6d\x6c\xd8\x14\x70\xdd\xae\xa6\x31\x74", iov_len=72}, {iov_base="\xb9\x96\xa1\xa8\xfb\x44\x02\x86\xb8\x56\xdc\x3e\x6c\x02\xa6\x16\x40\x78\x0f\x57\x7a\xb3\xbb\x13\x57\xe7\x0c\x5e\x77\x0b\x15\xb7\x93\xe9\x43\x1c\x32\x77\xd1\x71\x06\x9d\x78\x12\xc2\x92\xa2\x7f\x2f\xf6\x8c\x55\xb7\x40\xe2\x46\xe3\x62\x9e\x14\x41\x8b\xec\x22\x85\xbb\x58\xfe\x68\xe7\x4c\xfa\xf0\x4c\x08\x3e\x77\xaf\x11\xc5\xf1\xa2\x87\x1d\xa6\x7c\x72\x3f\xd3\x18\xcd\x37\x54\x1e\xe3\xed\xf5\xe7\x25\x96"..., iov_len=677}], 3, 0) = 821 [pid 5098] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 6 [pid 5098] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 7 [pid 5098] sendto(7, [{nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00"], 32, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 32 [ 57.109597][ T2855] ------------[ cut here ]------------ [ 57.115209][ T2855] WARNING: CPU: 0 PID: 2855 at net/wireless/nl80211.c:19469 cfg80211_bss_color_notify+0x5f6/0x8b0 [ 57.125914][ T2855] Modules linked in: [ 57.129911][ T2855] CPU: 0 PID: 2855 Comm: kworker/u8:9 Not tainted 6.9.0-syzkaller-05179-gf6f25eebe05f #0 [ 57.139837][ T2855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 57.150000][ T2855] Workqueue: phy3 ieee80211_color_collision_detection_work [pid 5098] recvfrom(7, [{nlmsg_len=2516, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=-2020909774}, "\x01\x02\x00\x00\x0c\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x31\x00\x06\x00\x01\x00\x23\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x4a\x01\x00\x00\x00\x09\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x02\x00\x00\x00\x08\x00\x02\x00\x1a\x00\x00\x00\x14\x00\x03\x00\x08\x00\x01\x00"...], 4096, 0, NULL, NULL) = 2516 [pid 5098] recvfrom(7, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=-2020909774}, {error=0, msg={nlmsg_len=32, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 [pid 5098] close(7) = 0 [pid 5098] socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER) = 7 [pid 5098] ioctl(7, SIOCGIFINDEX, {ifr_name="wlan1", ifr_ifindex=12}) = 0 [pid 5098] sendmsg(6, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x98\x03\x00\x00\x23\x00\x01\x00\x28\x05\x70\x00\xfc\xdb\xdf\x25\x3b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x04\x00\x8e\x00\x08\x00\x57\x00\x1b\x0a\x00\x00\x04\x00\x6c\x00\x05\x00\x19\x01\x07\x00\x00\x00\x08\x00\x26\x00\x6c\x09\x00\x00\x56\x03\x33\x00\x80\xb0\xc0\x00\xff\xff\xff\xff\xff\xff\x08\x02\x11\x00\x00\x01\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=920}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 920 [pid 5098] close(3) = 0 [ 57.157448][ T2855] RIP: 0010:cfg80211_bss_color_notify+0x5f6/0x8b0 [ 57.164155][ T2855] Code: 00 e8 ee b8 b7 fe 48 83 c4 08 89 c1 c1 f8 1f 21 c8 e9 08 fd ff ff e8 09 96 ba f6 90 0f 0b 90 e9 71 fb ff ff e8 fb 95 ba f6 90 <0f> 0b 90 e9 38 fb ff ff e8 ed 95 ba f6 c6 05 46 6f bb 04 01 90 48 [ 57.172440][ T5098] netlink: 4 bytes leftover after parsing attributes in process `syz-executor280'. [ 57.183869][ T2855] RSP: 0018:ffffc9000ac37aa0 EFLAGS: 00010293 [ 57.199312][ T2855] RAX: ffffffff8adbc735 RBX: 0000000000000000 RCX: ffff88802b693c00 [pid 5098] close(4) = 0 [pid 5098] close(5) = 0 [pid 5098] close(6) = 0 [pid 5098] close(7) = 0 [ 57.207287][ T2855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.216913][ T2855] RBP: ffffc9000ac37bb0 R08: ffffffff8adbc262 R09: 1ffffffff1f593bd [ 57.224982][ T2855] R10: dffffc0000000000 R11: ffffffff8af73d80 R12: 1ffff92001586f5c [ 57.233116][ T2855] R13: ffff888022f48000 R14: ffff888022f48cb0 R15: dffffc0000000000 [ 57.241162][ T2855] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 [ 57.250326][ T2855] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [pid 5098] close(8) = -1 EBADF (Bad file descriptor) [pid 5098] close(9) = -1 EBADF (Bad file descriptor) [pid 5098] close(10) = -1 EBADF (Bad file descriptor) [pid 5098] close(11) = -1 EBADF (Bad file descriptor) [pid 5098] close(12) = -1 EBADF (Bad file descriptor) [pid 5098] close(13) = -1 EBADF (Bad file descriptor) [pid 5098] close(14) = -1 EBADF (Bad file descriptor) [pid 5098] close(15) = -1 EBADF (Bad file descriptor) [pid 5098] close(16) = -1 EBADF (Bad file descriptor) [pid 5098] close(17) = -1 EBADF (Bad file descriptor) [ 57.257045][ T2855] CR2: 0000000020001700 CR3: 0000000022822000 CR4: 00000000003506f0 [ 57.265305][ T2855] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.273422][ T2855] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.281486][ T2855] Call Trace: [ 57.284770][ T2855] [ 57.287739][ T2855] ? __warn+0x163/0x4e0 [ 57.292010][ T2855] ? cfg80211_bss_color_notify+0x5f6/0x8b0 [ 57.297847][ T2855] ? report_bug+0x2b3/0x500 [ 57.302503][ T2855] ? cfg80211_bss_color_notify+0x5f6/0x8b0 [pid 5098] close(18) = -1 EBADF (Bad file descriptor) [pid 5098] close(19) = -1 EBADF (Bad file descriptor) [pid 5098] close(20) = -1 EBADF (Bad file descriptor) [pid 5098] close(21) = -1 EBADF (Bad file descriptor) [pid 5098] close(22) = -1 EBADF (Bad file descriptor) [pid 5098] close(23) = -1 EBADF (Bad file descriptor) [pid 5098] close(24) = -1 EBADF (Bad file descriptor) [pid 5098] close(25) = -1 EBADF (Bad file descriptor) [pid 5098] close(26) = -1 EBADF (Bad file descriptor) [pid 5098] close(27) = -1 EBADF (Bad file descriptor) [pid 5098] close(28) = -1 EBADF (Bad file descriptor) [pid 5098] close(29) = -1 EBADF (Bad file descriptor) [pid 5098] exit_group(0) = ? [pid 5098] +++ exited with 0 +++ [pid 5092] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=4, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5092] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5099 attached , child_tidptr=0x555580a6c650) = 5 [ 57.308350][ T2855] ? handle_bug+0x3e/0x70 [ 57.312779][ T2855] ? exc_invalid_op+0x1a/0x50 [ 57.317494][ T2855] ? asm_exc_invalid_op+0x1a/0x20 [ 57.322733][ T2855] ? __pfx_ieee80211_color_collision_detection_work+0x10/0x10 [ 57.330276][ T2855] ? cfg80211_bss_color_notify+0x122/0x8b0 [ 57.336121][ T2855] ? cfg80211_bss_color_notify+0x5f5/0x8b0 [ 57.342052][ T2855] ? cfg80211_bss_color_notify+0x5f6/0x8b0 [ 57.347956][ T2855] ? __pfx_lock_acquire+0x10/0x10 [ 57.353047][ T2855] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [pid 5099] set_robust_list(0x555580a6c660, 24) = 0 [pid 5099] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5099] setpgid(0, 0) = 0 [pid 5099] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5099] write(3, "1000", 4) = 4 [ 57.359302][ T2855] ? __pfx_cfg80211_bss_color_notify+0x10/0x10 [ 57.365482][ T2855] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 57.372050][ T2855] ? process_scheduled_works+0x91b/0x17c0 [ 57.377802][ T2855] process_scheduled_works+0xa10/0x17c0 [ 57.383464][ T2855] ? __pfx_process_scheduled_works+0x10/0x10 [ 57.389503][ T2855] ? assign_work+0x364/0x3d0 [ 57.394116][ T2855] worker_thread+0x86d/0xd70 [ 57.398826][ T2855] ? __kthread_parkme+0x169/0x1d0 [ 57.403876][ T2855] ? __pfx_worker_thread+0x10/0x10 [pid 5099] close(3) = 0 executing program [pid 5099] write(1, "executing program\n", 18) = 18 [pid 5099] socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 3 [ 57.409083][ T2855] kthread+0x2f0/0x390 [ 57.413253][ T2855] ? __pfx_worker_thread+0x10/0x10 [ 57.418401][ T2855] ? __pfx_kthread+0x10/0x10 [ 57.423108][ T2855] ret_from_fork+0x4b/0x80 [ 57.427614][ T2855] ? __pfx_kthread+0x10/0x10 [ 57.432330][ T2855] ret_from_fork_asm+0x1a/0x30 [ 57.437169][ T2855] [ 57.440309][ T2855] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 57.447597][ T2855] CPU: 0 PID: 2855 Comm: kworker/u8:9 Not tainted 6.9.0-syzkaller-05179-gf6f25eebe05f #0 [ 57.457418][ T2855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 [ 57.467473][ T2855] Workqueue: phy3 ieee80211_color_collision_detection_work [ 57.474700][ T2855] Call Trace: [ 57.478062][ T2855] [ 57.480997][ T2855] dump_stack_lvl+0x241/0x360 [ 57.485695][ T2855] ? __pfx_dump_stack_lvl+0x10/0x10 [ 57.490887][ T2855] ? __pfx__printk+0x10/0x10 [ 57.495823][ T2855] ? vscnprintf+0x5d/0x90 [ 57.500155][ T2855] panic+0x349/0x860 [ 57.504073][ T2855] ? __warn+0x172/0x4e0 [ 57.508220][ T2855] ? __pfx_panic+0x10/0x10 [ 57.512636][ T2855] ? ret_from_fork_asm+0x1a/0x30 [ 57.517578][ T2855] __warn+0x346/0x4e0 [ 57.521556][ T2855] ? cfg80211_bss_color_notify+0x5f6/0x8b0 [ 57.527386][ T2855] report_bug+0x2b3/0x500 [ 57.531735][ T2855] ? cfg80211_bss_color_notify+0x5f6/0x8b0 [ 57.537616][ T2855] handle_bug+0x3e/0x70 [ 57.541794][ T2855] exc_invalid_op+0x1a/0x50 [ 57.546307][ T2855] asm_exc_invalid_op+0x1a/0x20 [ 57.551165][ T2855] RIP: 0010:cfg80211_bss_color_notify+0x5f6/0x8b0 [ 57.557601][ T2855] Code: 00 e8 ee b8 b7 fe 48 83 c4 08 89 c1 c1 f8 1f 21 c8 e9 08 fd ff ff e8 09 96 ba f6 90 0f 0b 90 e9 71 fb ff ff e8 fb 95 ba f6 90 <0f> 0b 90 e9 38 fb ff ff e8 ed 95 ba f6 c6 05 46 6f bb 04 01 90 48 [ 57.577222][ T2855] RSP: 0018:ffffc9000ac37aa0 EFLAGS: 00010293 [ 57.583290][ T2855] RAX: ffffffff8adbc735 RBX: 0000000000000000 RCX: ffff88802b693c00 [ 57.591252][ T2855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 57.599222][ T2855] RBP: ffffc9000ac37bb0 R08: ffffffff8adbc262 R09: 1ffffffff1f593bd [ 57.607187][ T2855] R10: dffffc0000000000 R11: ffffffff8af73d80 R12: 1ffff92001586f5c [ 57.615151][ T2855] R13: ffff888022f48000 R14: ffff888022f48cb0 R15: dffffc0000000000 [ 57.623121][ T2855] ? __pfx_ieee80211_color_collision_detection_work+0x10/0x10 [ 57.630768][ T2855] ? cfg80211_bss_color_notify+0x122/0x8b0 [ 57.636589][ T2855] ? cfg80211_bss_color_notify+0x5f5/0x8b0 [ 57.642426][ T2855] ? __pfx_lock_acquire+0x10/0x10 [ 57.647463][ T2855] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 57.653447][ T2855] ? __pfx_cfg80211_bss_color_notify+0x10/0x10 [ 57.659605][ T2855] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 57.665938][ T2855] ? process_scheduled_works+0x91b/0x17c0 [ 57.671654][ T2855] process_scheduled_works+0xa10/0x17c0 [ 57.677218][ T2855] ? __pfx_process_scheduled_works+0x10/0x10 [ 57.683199][ T2855] ? assign_work+0x364/0x3d0 [ 57.687788][ T2855] worker_thread+0x86d/0xd70 [ 57.692387][ T2855] ? __kthread_parkme+0x169/0x1d0 [ 57.697410][ T2855] ? __pfx_worker_thread+0x10/0x10 [ 57.702521][ T2855] kthread+0x2f0/0x390 [ 57.706596][ T2855] ? __pfx_worker_thread+0x10/0x10 [ 57.711820][ T2855] ? __pfx_kthread+0x10/0x10 [ 57.716409][ T2855] ret_from_fork+0x4b/0x80 [ 57.720823][ T2855] ? __pfx_kthread+0x10/0x10 [ 57.725411][ T2855] ret_from_fork_asm+0x1a/0x30 [ 57.730182][ T2855] [ 57.733456][ T2855] Kernel Offset: disabled [ 57.737813][ T2855] Rebooting in 86400 seconds..