./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1629945784 <...> Warning: Permanently added '10.128.1.118' (ED25519) to the list of known hosts. execve("./syz-executor1629945784", ["./syz-executor1629945784"], 0x7ffde3d83c10 /* 10 vars */) = 0 brk(NULL) = 0x555587f69000 brk(0x555587f69d40) = 0x555587f69d40 arch_prctl(ARCH_SET_FS, 0x555587f693c0) = 0 set_tid_address(0x555587f69690) = 5833 set_robust_list(0x555587f696a0, 24) = 0 rseq(0x555587f69ce0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1629945784", 4096) = 28 getrandom("\xd7\x92\x7d\x32\x20\xbd\x96\xe8", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555587f69d40 brk(0x555587f8ad40) = 0x555587f8ad40 brk(0x555587f8b000) = 0x555587f8b000 mprotect(0x7f77aee52000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 chmod("/dev/raw-gadget", 0666) = 0 socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 socket(AF_NETLINK, SOCK_RAW, NETLINK_GENERIC) = 4 sendto(4, [{nlmsg_len=36, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x03\x00\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=864, nlmsg_type=nlctrl, nlmsg_flags=0, nlmsg_seq=0, nlmsg_pid=5833}, "\x01\x02\x00\x00\x0d\x00\x02\x00\x6e\x6c\x38\x30\x32\x31\x35\x34\x00\x00\x00\x00\x06\x00\x01\x00\x1d\x00\x00\x00\x08\x00\x03\x00\x01\x00\x00\x00\x08\x00\x04\x00\x00\x00\x00\x00\x08\x00\x05\x00\x30\x00\x00\x00\xe8\x02\x06\x00\x14\x00\x01\x00\x08\x00\x01\x00\x01\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x02\x00\x08\x00\x01\x00\x05\x00\x00\x00\x08\x00\x02\x00\x0e\x00\x00\x00\x14\x00\x03\x00"...], 4096, 0, NULL, NULL) = 864 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5833}, {error=0, msg={nlmsg_len=36, nlmsg_type=nlctrl, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0 close(5) = 0 sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0b\x00\x00\x00\x06\x00\x0a\x00\xa0\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5833}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan0", ifr_ifindex=11}) = 0 close(5) = 0 sendto(3, [{nlmsg_len=44, nlmsg_type=0x10 /* NLMSG_??? */, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x00\x00\x00\x00\x0b\x00\x00\x00\x01\x00\x00\x00\x01\x00\x00\x00\x0c\x00\x01\x00\x02\x00\xaa\xaa\xaa\xaa\xaa\xaa"], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5833}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 sendto(3, [{nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=0, ifi_flags=0, ifi_change=0}, [[{nla_len=11, nla_type=IFLA_IFNAME}, "lowpan0"...], [{nla_len=16, nla_type=IFLA_LINKINFO}, [{nla_len=10, nla_type=IFLA_INFO_KIND}, "lowpan"...]], [{nla_len=8, nla_type=IFLA_LINK}, 11]]], 68, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 68 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5833}, {error=0, msg={nlmsg_len=68, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK|NLM_F_EXCL|NLM_F_CREATE, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0 close(5) = 0 sendto(4, [{nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, "\x0b\x00\x00\x00\x08\x00\x03\x00\x0c\x00\x00\x00\x06\x00\x0a\x00\xa1\xaa\x00\x00"], 36, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 36 recvfrom(4, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5833}, {error=0, msg={nlmsg_len=36, nlmsg_type=nl802154, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0) = 5 ioctl(5, SIOCGIFINDEX, {ifr_name="wpan1", ifr_ifindex=12}) = 0 close(5) = 0 sendto(3, [{nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}, {ifi_family=AF_UNSPEC, ifi_type=ARPHRD_NETROM, ifi_index=if_nametoindex("wpan1"), ifi_flags=IFF_UP, ifi_change=0x1}, [{nla_len=12, nla_type=IFLA_ADDRESS}, 02:01:aa:aa:aa:aa:aa]], 44, 0, {sa_family=AF_NETLINK, nl_pid=0, nl_groups=00000000}, 12) = 44 recvfrom(3, [{nlmsg_len=36, nlmsg_type=NLMSG_ERROR, nlmsg_flags=NLM_F_CAPPED, nlmsg_seq=0, nlmsg_pid=5833}, {error=0, msg={nlmsg_len=44, nlmsg_type=RTM_NEWLINK, nlmsg_flags=NLM_F_REQUEST|NLM_F_ACK, nlmsg_seq=0, nlmsg_pid=0}}], 4096, 0, NULL, NULL) = 36 close(3) = 0 close(4) = 0 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5836 attached [pid 5836] set_robust_list(0x555587f696a0, 24 [pid 5833] <... clone resumed>, child_tidptr=0x555587f69690) = 5836 [pid 5836] <... set_robust_list resumed>) = 0 [pid 5836] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI) = 3 [pid 5836] openat(AT_FDCWD, "/dev/vhci", O_RDWR) = 4 [pid 5836] dup2(4, 202) = 202 [pid 5836] close(4) = 0 [pid 5836] write(202, "\xff\x00", 2) = 2 [pid 5836] read(202, "\xff\x00\x00\x00", 4) = 4 [pid 5836] rt_sigaction(SIGRT_1, {sa_handler=0x7f77aedfe980, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7f77aedf0790}, NULL, 8) = 0 [pid 5836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5836] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7f77ae581000 [pid 5836] mprotect(0x7f77ae582000, 8388608, PROT_READ|PROT_WRITE) = 0 [pid 5836] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7f77aed81990, parent_tid=0x7f77aed81990, exit_signal=0, stack=0x7f77ae581000, stack_size=0x800300, tls=0x7f77aed816c0}./strace-static-x86_64: Process 5839 attached [pid 5839] rseq(0x7f77aed81fe0, 0x20, 0, 0x53053053 [pid 5836] <... clone3 resumed> => {parent_tid=[2]}, 88) = 2 [pid 5839] <... rseq resumed>) = 0 [pid 5839] set_robust_list(0x7f77aed819a0, 24 [pid 5836] rt_sigprocmask(SIG_SETMASK, [], [pid 5839] <... set_robust_list resumed>) = 0 [pid 5836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5839] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5836] ioctl(3, HCIDEVUP [pid 5839] read(202, "\x01\x03\x0c\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 5839] read(202, "\x01\x03\x10\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x03\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 5839] read(202, "\x01\x01\x10\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x01\x10", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [ 76.522061][ T5141] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 76.540763][ T5141] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [pid 5839] read(202, "\x01\x09\x10\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0a", iov_len=2}, {iov_base="\x01\x09\x10", iov_len=3}, {iov_base="\x00\xaa\xaa\xaa\xaa\xaa\xaa", iov_len=7}], 4) = 13 [pid 5839] read(202, "\x01\x05\x10\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x0b", iov_len=2}, {iov_base="\x01\x05\x10", iov_len=3}, {iov_base="\x00\xfd\x03\x60\x04\x00\x06\x00", iov_len=8}], 4) = 14 [pid 5839] read(202, "\x01\x23\x0c\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x23\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 5839] read(202, "\x01\x14\x0c\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x14\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 5839] read(202, "\x01\x38\x0c\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x38\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [ 76.571449][ T5141] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 76.602323][ T5141] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [pid 5839] read(202, "\x01\x39\x0c\x00", 1024) = 4 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x39\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 5839] read(202, "\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x16\x0c", iov_len=3}, {iov_base="\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=249}], 4) = 255 [pid 5839] read(202, [pid 5836] <... ioctl resumed>, 0) = -1 EALREADY (Operation already in progress) [pid 5836] ioctl(3, HCISETSCAN [pid 5839] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 5839] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\x04", iov_len=2}, {iov_base="\x01\x1a\x0c", iov_len=3}, {iov_base="\x00", iov_len=1}], 4) = 7 [pid 5836] <... ioctl resumed>, 0x7fffae009448) = 0 [pid 5839] rt_sigprocmask(SIG_BLOCK, ~[RT_1], [pid 5836] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x04\x0a", iov_len=2}, {iov_base="\xaa\xaa\xaa\xaa\xaa\x10\x00\x00\x00\x01", iov_len=10}], 3 [pid 5839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5836] <... writev resumed>) = 13 [pid 5839] madvise(0x7f77ae581000, 8372224, MADV_DONTNEED [pid 5836] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x03\x0b", iov_len=2}, {iov_base="\x00\xc8\x00\xaa\xaa\xaa\xaa\xaa\x10\x01\x00", iov_len=11}], 3 [pid 5839] <... madvise resumed>) = 0 [pid 5836] <... writev resumed>) = 14 [pid 5839] exit(0) = ? [pid 5839] +++ exited with 0 +++ [pid 5836] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\v\v", iov_len=2}, {iov_base="\x00\xc8\x00\x00\x00\x00\x00\x00\x00\x00\x00", iov_len=11}], 3) = 14 [pid 5836] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x3e\x13", iov_len=2}, {iov_base="\x01\x00\xc9\x00\x01\x00\xaa\xaa\xaa\xaa\xaa\x11\x00\x00\x00\x00\x00\x00\x00", iov_len=19}], 3) = 22 [pid 5836] close(3) = 0 [pid 5836] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5836] getppid() = 0 [pid 5836] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5836] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5836] unshare(CLONE_NEWNS) = 0 [pid 5836] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5836] unshare(CLONE_NEWIPC) = 0 [pid 5836] unshare(CLONE_NEWCGROUP) = 0 [pid 5836] unshare(CLONE_NEWUTS) = 0 [pid 5836] unshare(CLONE_SYSVSEM) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [ 76.621700][ T5141] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [pid 5836] write(3, "16777216", 8) = 8 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "536870912", 9) = 9 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1024", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "8192", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1024", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1024", 4) = 4 [pid 5836] close(3) = 0 [pid 5836] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5836] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5836] close(3) = 0 [pid 5836] getpid() = 1 [pid 5836] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [ 84.676120][ T1222] dump_stack_lvl+0x189/0x250 [ 84.676148][ T1222] ? __pfx_dump_stack_lvl+0x10/0x10 [ 84.676168][ T1222] ? __pfx__printk+0x10/0x10 [ 84.676198][ T1222] ubsan_epilogue+0xa/0x40 [ 84.676214][ T1222] __ubsan_handle_out_of_bounds+0xe9/0xf0 [ 84.676255][ T1222] usbhid_parse+0x4ec/0xbd0 [ 84.676282][ T1222] ? __pfx_usbhid_parse+0x10/0x10 [ 84.676308][ T1222] ? hid_ignore+0x615/0x820 [ 84.676331][ T1222] hid_add_device+0x125/0x540 [ 84.676353][ T1222] usbhid_probe+0xe13/0x12a0 [ 84.676385][ T1222] usb_probe_interface+0x641/0xbc0 [ 84.676418][ T1222] ? __pfx_usb_probe_interface+0x10/0x10 [ 84.676437][ T1222] really_probe+0x26a/0x9a0 [ 84.676465][ T1222] __driver_probe_device+0x18c/0x2f0 [ 84.676487][ T1222] driver_probe_device+0x4f/0x430 [ 84.676508][ T1222] __device_attach_driver+0x2ce/0x530 [ 84.676531][ T1222] bus_for_each_drv+0x24e/0x2e0 [ 84.676554][ T1222] ? __pfx___device_attach_driver+0x10/0x10 [ 84.676573][ T1222] ? __pfx_bus_for_each_drv+0x10/0x10 [ 84.676606][ T1222] __device_attach+0x2b8/0x400 [ 84.676627][ T1222] ? __pfx___device_attach+0x10/0x10 [ 84.676648][ T1222] ? do_raw_spin_unlock+0x122/0x240 [ 84.676671][ T1222] bus_probe_device+0x185/0x260 [ 84.676690][ T1222] device_add+0x7b6/0xb50 [ 84.676713][ T1222] usb_set_configuration+0x1a87/0x20e0 [ 84.676766][ T1222] usb_generic_driver_probe+0x8d/0x150 [ 84.676790][ T1222] usb_probe_device+0x1c1/0x390 [ 84.676815][ T1222] ? __pfx_usb_probe_device+0x10/0x10 [ 84.676834][ T1222] really_probe+0x26a/0x9a0 [ 84.676858][ T1222] __driver_probe_device+0x18c/0x2f0 [ 84.676880][ T1222] driver_probe_device+0x4f/0x430 [ 84.676902][ T1222] __device_attach_driver+0x2ce/0x530 [ 84.676925][ T1222] bus_for_each_drv+0x24e/0x2e0 [ 84.676947][ T1222] ? __pfx___device_attach_driver+0x10/0x10 [ 84.676965][ T1222] ? __pfx_bus_for_each_drv+0x10/0x10 [ 84.676998][ T1222] __device_attach+0x2b8/0x400 [ 84.677019][ T1222] ? __pfx___device_attach+0x10/0x10 [ 84.677040][ T1222] ? do_raw_spin_unlock+0x122/0x240 [ 84.677059][ T1222] bus_probe_device+0x185/0x260 [ 84.677075][ T1222] device_add+0x7b6/0xb50 [ 84.677088][ T1222] usb_new_device+0xa39/0x16c0 [ 84.677107][ T1222] ? __pfx_usb_new_device+0x10/0x10 [ 84.677119][ T1222] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.677130][ T1222] ? lockdep_hardirqs_on+0x9c/0x150 [ 84.677145][ T1222] hub_event+0x2941/0x4a00 [ 84.677214][ T1222] ? __pfx_hub_event+0x10/0x10 [ 84.677233][ T1222] ? process_scheduled_works+0x9ec/0x17a0 [ 84.677273][ T1222] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.677287][ T1222] ? process_scheduled_works+0x9ec/0x17a0 [ 84.677307][ T1222] ? process_scheduled_works+0x9ec/0x17a0 [ 84.677329][ T1222] process_scheduled_works+0xadb/0x17a0 [ 84.677383][ T1222] ? __pfx_process_scheduled_works+0x10/0x10 [ 84.677424][ T1222] worker_thread+0x8a0/0xda0 [ 84.677442][ T1222] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 84.677458][ T1222] ? __kthread_parkme+0x7b/0x200 [ 84.677473][ T1222] kthread+0x70e/0x8a0 [ 84.677486][ T1222] ? __pfx_worker_thread+0x10/0x10 [ 84.677495][ T1222] ? __pfx_kthread+0x10/0x10 [ 84.677508][ T1222] ? __pfx_kthread+0x10/0x10 [ 84.677518][ T1222] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.677526][ T1222] ? lockdep_hardirqs_on+0x9c/0x150 [ 84.677537][ T1222] ? __pfx_kthread+0x10/0x10 [ 84.677546][ T1222] ret_from_fork+0x4b/0x80 [ 84.677557][ T1222] ? __pfx_kthread+0x10/0x10 [ 84.677566][ T1222] ret_from_fork_asm+0x1a/0x30 [ 84.677585][ T1222] [ 84.677589][ T1222] ---[ end trace ]--- [ 84.934430][ T5141] Bluetooth: hci0: command tx timeout [ 84.939117][ T1222] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 84.939136][ T1222] CPU: 0 UID: 0 PID: 1222 Comm: kworker/0:3 Not tainted 6.15.0-rc5-syzkaller-00275-gbec6f00f120e #0 PREEMPT(full) [ 84.939156][ T1222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 84.939168][ T1222] Workqueue: usb_hub_wq hub_event [ 84.939195][ T1222] Call Trace: [ 84.939202][ T1222] [ 84.939211][ T1222] dump_stack_lvl+0x99/0x250 [ 84.939323][ T1222] ? __asan_memcpy+0x40/0x70 [ 84.939343][ T1222] ? __pfx_dump_stack_lvl+0x10/0x10 [ 84.939366][ T1222] ? __pfx__printk+0x10/0x10 [ 84.939397][ T1222] panic+0x2db/0x790 [ 84.939424][ T1222] ? __pfx_panic+0x10/0x10 [ 84.939443][ T1222] ? _printk+0xcf/0x120 [ 84.939474][ T1222] ? __pfx__printk+0x10/0x10 [ 84.939499][ T1222] check_panic_on_warn+0x89/0xb0 [ 84.939522][ T1222] __ubsan_handle_out_of_bounds+0xe9/0xf0 [ 84.939550][ T1222] usbhid_parse+0x4ec/0xbd0 [ 84.939579][ T1222] ? __pfx_usbhid_parse+0x10/0x10 [ 84.939606][ T1222] ? hid_ignore+0x615/0x820 [ 84.939631][ T1222] hid_add_device+0x125/0x540 [ 84.939655][ T1222] usbhid_probe+0xe13/0x12a0 [ 84.939688][ T1222] usb_probe_interface+0x641/0xbc0 [ 84.939722][ T1222] ? __pfx_usb_probe_interface+0x10/0x10 [ 84.939742][ T1222] really_probe+0x26a/0x9a0 [ 84.939771][ T1222] __driver_probe_device+0x18c/0x2f0 [ 84.939793][ T1222] driver_probe_device+0x4f/0x430 [ 84.939817][ T1222] __device_attach_driver+0x2ce/0x530 [ 84.939842][ T1222] bus_for_each_drv+0x24e/0x2e0 [ 84.939865][ T1222] ? __pfx___device_attach_driver+0x10/0x10 [ 84.939886][ T1222] ? __pfx_bus_for_each_drv+0x10/0x10 [ 84.939919][ T1222] __device_attach+0x2b8/0x400 [ 84.939941][ T1222] ? __pfx___device_attach+0x10/0x10 [ 84.939963][ T1222] ? do_raw_spin_unlock+0x122/0x240 [ 84.939986][ T1222] bus_probe_device+0x185/0x260 [ 84.940006][ T1222] device_add+0x7b6/0xb50 [ 84.940029][ T1222] usb_set_configuration+0x1a87/0x20e0 [ 84.940078][ T1222] usb_generic_driver_probe+0x8d/0x150 [ 84.940103][ T1222] usb_probe_device+0x1c1/0x390 [ 84.940129][ T1222] ? __pfx_usb_probe_device+0x10/0x10 [ 84.940150][ T1222] really_probe+0x26a/0x9a0 [ 84.940176][ T1222] __driver_probe_device+0x18c/0x2f0 [ 84.940199][ T1222] driver_probe_device+0x4f/0x430 [ 84.940222][ T1222] __device_attach_driver+0x2ce/0x530 [ 84.940246][ T1222] bus_for_each_drv+0x24e/0x2e0 [ 84.940269][ T1222] ? __pfx___device_attach_driver+0x10/0x10 [ 84.940290][ T1222] ? __pfx_bus_for_each_drv+0x10/0x10 [ 84.940323][ T1222] __device_attach+0x2b8/0x400 [ 84.940345][ T1222] ? __pfx___device_attach+0x10/0x10 [ 84.940368][ T1222] ? do_raw_spin_unlock+0x122/0x240 [ 84.940391][ T1222] bus_probe_device+0x185/0x260 [ 84.940411][ T1222] device_add+0x7b6/0xb50 [ 84.940435][ T1222] usb_new_device+0xa39/0x16c0 [ 84.940475][ T1222] ? __pfx_usb_new_device+0x10/0x10 [ 84.940498][ T1222] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.940516][ T1222] ? lockdep_hardirqs_on+0x9c/0x150 [ 84.940538][ T1222] hub_event+0x2941/0x4a00 [ 84.940610][ T1222] ? __pfx_hub_event+0x10/0x10 [ 84.940633][ T1222] ? process_scheduled_works+0x9ec/0x17a0 [ 84.940663][ T1222] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.940679][ T1222] ? process_scheduled_works+0x9ec/0x17a0 [ 84.940701][ T1222] ? process_scheduled_works+0x9ec/0x17a0 [ 84.940726][ T1222] process_scheduled_works+0xadb/0x17a0 [ 84.940779][ T1222] ? __pfx_process_scheduled_works+0x10/0x10 [ 84.940819][ T1222] worker_thread+0x8a0/0xda0 [ 84.940839][ T1222] ? __pfx__raw_spin_unlock_irqrestore+0x10/0x10 [ 84.940864][ T1222] ? __kthread_parkme+0x7b/0x200 [ 84.940892][ T1222] kthread+0x70e/0x8a0 [ 84.940915][ T1222] ? __pfx_worker_thread+0x10/0x10 [ 84.940931][ T1222] ? __pfx_kthread+0x10/0x10 [ 84.940951][ T1222] ? __pfx_kthread+0x10/0x10 [ 84.940970][ T1222] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.940987][ T1222] ? lockdep_hardirqs_on+0x9c/0x150 [ 84.941007][ T1222] ? __pfx_kthread+0x10/0x10 [ 84.941024][ T1222] ret_from_fork+0x4b/0x80 [ 84.941041][ T1222] ? __pfx_kthread+0x10/0x10 [ 84.941060][ T1222] ret_from_fork_asm+0x1a/0x30 [ 84.941093][ T1222] [ 84.943089][ T1222] Kernel Offset: disabled