./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2357534694 <...> Warning: Permanently added '10.128.0.104' (ECDSA) to the list of known hosts. execve("./syz-executor2357534694", ["./syz-executor2357534694"], 0x7ffe1ddf1c30 /* 10 vars */) = 0 brk(NULL) = 0x555555722000 brk(0x555555722c40) = 0x555555722c40 arch_prctl(ARCH_SET_FS, 0x555555722300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 set_tid_address(0x5555557225d0) = 3606 set_robust_list(0x5555557225e0, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7fbef43f2850, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7fbef43f2f20}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7fbef43f28f0, sa_mask=[], sa_flags=SA_RESTORER|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fbef43f2f20}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2357534694", 4096) = 28 brk(0x555555743c40) = 0x555555743c40 brk(0x555555744000) = 0x555555744000 mprotect(0x7fbef44b4000, 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 3607 attached , child_tidptr=0x5555557225d0) = 3607 [pid 3607] set_robust_list(0x5555557225e0, 24) = 0 [pid 3607] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 3607] socket(AF_BLUETOOTH, SOCK_RAW, BTPROTO_HCI) = 3 [pid 3607] openat(AT_FDCWD, "/dev/vhci", O_RDWR) = 4 [pid 3607] dup2(4, 202) = 202 [pid 3607] close(4) = 0 [pid 3607] read(202, "\xff\x00\x00\x00", 4) = 4 [pid 3607] mmap(NULL, 8392704, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fbef3be2000 [pid 3607] mprotect(0x7fbef3be3000, 8388608, PROT_READ|PROT_WRITE) = 0 [pid 3607] clone(child_stack=0x7fbef43e23f0, flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, parent_tid=[2], tls=0x7fbef43e2700, child_tidptr=0x7fbef43e29d0) = 2 [pid 3607] ioctl(3, HCIDEVUP./strace-static-x86_64: Process 3611 attached [pid 3611] set_robust_list(0x7fbef43e29e0, 24) = 0 [pid 3611] read(202, "\x01\x03\x0c\x00", 1024) = 4 [pid 3611] 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 3611] read(202, "\x01\x03\x10\x00", 1024) = 4 [pid 3611] 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 3611] read(202, "\x01\x01\x10\x00", 1024) = 4 [pid 3611] 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 [pid 3611] read(202, "\x01\x09\x10\x00", 1024) = 4 [pid 3611] 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 3611] read(202, "\x01\x05\x10\x00", 1024) = 4 [pid 3611] 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 3611] read(202, "\x01\x23\x0c\x00", 1024) = 4 [pid 3611] 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 3611] read(202, "\x01\x14\x0c\x00", 1024) = 4 [pid 3611] 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 3611] read(202, "\x01\x25\x0c\x00", 1024) = 4 [pid 3611] writev(202, [{iov_base="\x04", iov_len=1}, {iov_base="\x0e\xfc", iov_len=2}, {iov_base="\x01\x25\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 3611] read(202, "\x01\x38\x0c\x00", 1024) = 4 [pid 3611] 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 syzkaller login: [ 51.670734][ T3609] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 51.679390][ T3609] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 51.688042][ T3609] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 51.698084][ T3609] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 51.707305][ T3609] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [pid 3611] read(202, "\x01\x39\x0c\x00", 1024) = 4 [pid 3611] 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 3611] read(202, "\x01\x16\x0c\x02\x00\x7d", 1024) = 6 [pid 3611] 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 3611] read(202, [pid 3607] <... ioctl resumed>, 0) = -1 EALREADY (Operation already in progress) [pid 3607] ioctl(3, HCISETSCAN [pid 3611] <... read resumed>"\x01\x1a\x0c\x01\x02", 1024) = 5 [pid 3611] 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 3611] madvise(0x7fbef3be2000, 8372224, MADV_DONTNEED [pid 3607] <... ioctl resumed>, 0x7ffc6284d4e4) = 0 [pid 3607] 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 3611] <... madvise resumed>) = 0 [pid 3607] <... writev resumed>) = 13 [pid 3607] 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) = 14 [pid 3607] 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 3607] 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 3607] futex(0x7fbef43e29d0, FUTEX_WAIT, 2, NULL [pid 3611] exit(0) = ? [pid 3607] <... futex resumed>) = 0 [pid 3607] close(3) = 0 [pid 3607] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 3607] setsid() = 1 [pid 3607] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 3 [pid 3607] dup2(3, 201) = 201 [pid 3607] close(3) = 0 [pid 3607] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_CORE, {rlim_cur=0, rlim_max=0}, NULL) = 0 [pid 3607] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 3607] unshare(CLONE_NEWNS) = 0 [pid 3611] +++ exited with 0 +++ [pid 3607] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 3607] unshare(CLONE_NEWIPC) = 0 [pid 3607] unshare(CLONE_NEWCGROUP) = 0 [pid 3607] unshare(CLONE_NEWUTS) = 0 [pid 3607] unshare(CLONE_SYSVSEM) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "16777216", 8) = 8 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "536870912", 9) = 9 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "8192", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024", 4) = 4 [pid 3607] close(3) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "1024 1048576 500 1024", 21) = 21 [pid 3607] close(3) = 0 [pid 3607] getpid() = 1 [pid 3607] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 2 [pid 3607] unshare(CLONE_NEWNET) = 0 [pid 3607] openat(AT_FDCWD, "/proc/sys/net/ipv4/ping_group_range", O_WRONLY|O_CLOEXEC) = 3 [pid 3607] write(3, "0 65535", 7) = 7 [pid 3607] close(3) = 0 [pid 3607] mkdir("/dev/binderfs", 0777) = 0 [pid 3607] mount("binder", "/dev/binderfs", "binder", 0, NULL) = 0 [pid 3607] symlink("/dev/binderfs", "./binderfs") = 0 [pid 3607] openat(AT_FDCWD, "/proc/self/ns/net", O_RDONLY) = 3 [pid 3607] setns(201, 0) = 0 [pid 3607] socket(AF_BLUETOOTH, SOCK_STREAM, BTPROTO_L2CAP) = 4 [pid 3607] setns(3, 0) = 0 [pid 3607] close(3) = 0 [pid 3607] bind(4, {sa_family=AF_BLUETOOTH, l2_psm=htobs(0 /* L2CAP_PSM_??? */), l2_bdaddr=00:00:00:00:00:00, l2_cid=htobs(L2CAP_CID_DYN_START + 2217), l2_bdaddr_type=BDADDR_BREDR}, 14) = 0 [pid 3607] setsockopt(4, SOL_TCP, TCP_CORK, [41], 4) = 0 [ 53.733408][ T6] Bluetooth: hci0: command 0x0409 tx timeout [pid 3607] connect(4, {sa_family=AF_BLUETOOTH, l2_psm=htobs(0 /* L2CAP_PSM_??? */), l2_bdaddr=aa:aa:aa:aa:aa:10, l2_cid=htobs(L2CAP_CID_DYN_START + 189), l2_bdaddr_type=BDADDR_BREDR}, 14) = 0 [pid 3607] exit_group(1) = ? [ 55.759041][ T3607] ------------[ cut here ]------------ [ 55.764665][ T3607] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 55.774534][ T3607] WARNING: CPU: 0 PID: 3607 at lib/debugobjects.c:509 debug_print_object+0x16e/0x250 [ 55.784104][ T3607] Modules linked in: [ 55.787986][ T3607] CPU: 0 PID: 3607 Comm: syz-executor235 Not tainted 5.19.0-next-20220809-syzkaller #0 [ 55.797600][ T3607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 55.807641][ T3607] RIP: 0010:debug_print_object+0x16e/0x250 [ 55.813448][ T3607] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 60 09 49 8a 4c 89 ee 48 c7 c7 00 fd 48 8a e8 73 ac 38 05 <0f> 0b 83 05 35 41 dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 55.833043][ T3607] RSP: 0018:ffffc900039ef8a0 EFLAGS: 00010082 [ 55.839097][ T3607] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 55.847067][ T3607] RDX: ffff88807f355880 RSI: ffffffff8161f1f8 RDI: fffff5200073df06 [ 55.855024][ T3607] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 55.862987][ T3607] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff89eeff60 [ 55.870956][ T3607] R13: ffffffff8a4903c0 R14: ffffffff816b23c0 R15: 1ffff9200073df1f [ 55.878914][ T3607] FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 [ 55.887842][ T3607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 55.894414][ T3607] CR2: 00007ff196b876a8 CR3: 00000000261c8000 CR4: 00000000003506f0 [ 55.902373][ T3607] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 55.910331][ T3607] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 55.918310][ T3607] Call Trace: [ 55.921575][ T3607] [ 55.924498][ T3607] debug_object_assert_init+0x1f4/0x2e0 [ 55.930039][ T3607] ? mark_lock.part.0+0xee/0x1910 [ 55.935070][ T3607] ? debug_object_init_on_stack+0x20/0x20 [ 55.940818][ T3607] ? find_held_lock+0x2d/0x110 [ 55.945584][ T3607] ? __queue_work+0x665/0x1210 [ 55.950358][ T3607] ? lock_downgrade+0x6e0/0x6e0 [ 55.955209][ T3607] del_timer+0x6d/0x110 [ 55.959373][ T3607] ? detach_if_pending+0x480/0x480 [ 55.964478][ T3607] ? try_to_grab_pending+0xbd/0xd0 [ 55.969588][ T3607] ? lockdep_hardirqs_off+0x90/0xd0 [ 55.974783][ T3607] try_to_grab_pending+0x6d/0xd0 [ 55.979821][ T3607] __cancel_work+0x7c/0x340 [ 55.984317][ T3607] ? queue_delayed_work_on+0xe6/0x120 [ 55.989684][ T3607] ? try_to_grab_pending+0xd0/0xd0 [ 55.994788][ T3607] ? lockdep_hardirqs_on+0x79/0x100 [ 55.999979][ T3607] ? queue_delayed_work_on+0xbb/0x120 [ 56.005345][ T3607] l2cap_chan_del+0x565/0xa60 [ 56.010016][ T3607] l2cap_conn_del+0x3c0/0x7b0 [ 56.014687][ T3607] ? l2cap_conn_del+0x7b0/0x7b0 [ 56.019525][ T3607] l2cap_disconn_cfm+0x8c/0xc0 [ 56.024280][ T3607] hci_conn_hash_flush+0x122/0x260 [ 56.029382][ T3607] hci_dev_close_sync+0x55d/0x1130 [ 56.034503][ T3607] ? hci_dev_open_sync+0x2190/0x2190 [ 56.039780][ T3607] ? kfree+0xe2/0x580 [ 56.043757][ T3607] hci_dev_do_close+0x2d/0x70 [ 56.048459][ T3607] hci_unregister_dev+0x17f/0x4e0 [ 56.053489][ T3607] vhci_release+0x7c/0xf0 [ 56.057822][ T3607] __fput+0x277/0x9d0 [ 56.061803][ T3607] ? vhci_close_dev+0x50/0x50 [ 56.066495][ T3607] task_work_run+0xdd/0x1a0 [ 56.070999][ T3607] do_exit+0xc39/0x2b60 [ 56.075163][ T3607] ? lock_downgrade+0x6e0/0x6e0 [ 56.080013][ T3607] ? do_raw_spin_lock+0x120/0x2a0 [ 56.085057][ T3607] ? mm_update_next_owner+0x7a0/0x7a0 [ 56.090703][ T3607] ? rwlock_bug.part.0+0x90/0x90 [ 56.095658][ T3607] ? _raw_spin_unlock_irq+0x1f/0x40 [ 56.100871][ T3607] ? _raw_spin_unlock_irq+0x1f/0x40 [ 56.106090][ T3607] do_group_exit+0xd0/0x2a0 [ 56.110601][ T3607] __x64_sys_exit_group+0x3a/0x50 [ 56.115639][ T3607] do_syscall_64+0x35/0xb0 [ 56.120054][ T3607] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 56.125954][ T3607] RIP: 0033:0x7fbef442f629 [ 56.130372][ T3607] Code: Unable to access opcode bytes at RIP 0x7fbef442f5ff. [ 56.137733][ T3607] RSP: 002b:00007ffc6284d478 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 56.146142][ T3607] RAX: ffffffffffffffda RBX: 00007fbef44ba390 RCX: 00007fbef442f629 [ 56.154105][ T3607] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 56.162063][ T3607] RBP: 0000000000000001 R08: ffffffffffffffb8 R09: 000000fff44b4e00 [ 56.170043][ T3607] R10: 0000000000000004 R11: 0000000000000246 R12: 00007fbef44ba390 [ 56.178004][ T3607] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 56.185975][ T3607] [ 56.188984][ T3607] Kernel panic - not syncing: panic_on_warn set ... [ 56.195551][ T3607] CPU: 0 PID: 3607 Comm: syz-executor235 Not tainted 5.19.0-next-20220809-syzkaller #0 [ 56.205177][ T3607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 56.215237][ T3607] Call Trace: [ 56.218507][ T3607] [ 56.221428][ T3607] dump_stack_lvl+0xcd/0x134 [ 56.226033][ T3607] panic+0x2c8/0x627 [ 56.229943][ T3607] ? panic_print_sys_info.part.0+0x10b/0x10b [ 56.235935][ T3607] ? __warn.cold+0x248/0x2c4 [ 56.240537][ T3607] ? debug_print_object+0x16e/0x250 [ 56.245731][ T3607] __warn.cold+0x259/0x2c4 [ 56.250149][ T3607] ? __wake_up_klogd.part.0+0xcb/0xf0 [ 56.255519][ T3607] ? debug_print_object+0x16e/0x250 [ 56.260709][ T3607] report_bug+0x1bc/0x210 [ 56.265036][ T3607] handle_bug+0x3c/0x60 [ 56.269184][ T3607] exc_invalid_op+0x14/0x40 [ 56.273696][ T3607] asm_exc_invalid_op+0x16/0x20 [ 56.278544][ T3607] RIP: 0010:debug_print_object+0x16e/0x250 [ 56.284345][ T3607] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 60 09 49 8a 4c 89 ee 48 c7 c7 00 fd 48 8a e8 73 ac 38 05 <0f> 0b 83 05 35 41 dd 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 56.304041][ T3607] RSP: 0018:ffffc900039ef8a0 EFLAGS: 00010082 [ 56.310095][ T3607] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 56.318052][ T3607] RDX: ffff88807f355880 RSI: ffffffff8161f1f8 RDI: fffff5200073df06 [ 56.326010][ T3607] RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 [ 56.333971][ T3607] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff89eeff60 [ 56.341929][ T3607] R13: ffffffff8a4903c0 R14: ffffffff816b23c0 R15: 1ffff9200073df1f [ 56.349889][ T3607] ? calc_wheel_index+0x3d0/0x3d0 [ 56.354911][ T3607] ? vprintk+0x88/0x90 [ 56.358978][ T3607] debug_object_assert_init+0x1f4/0x2e0 [ 56.364519][ T3607] ? mark_lock.part.0+0xee/0x1910 [ 56.369534][ T3607] ? debug_object_init_on_stack+0x20/0x20 [ 56.375245][ T3607] ? find_held_lock+0x2d/0x110 [ 56.379998][ T3607] ? __queue_work+0x665/0x1210 [ 56.384754][ T3607] ? lock_downgrade+0x6e0/0x6e0 [ 56.389596][ T3607] del_timer+0x6d/0x110 [ 56.393742][ T3607] ? detach_if_pending+0x480/0x480 [ 56.398843][ T3607] ? try_to_grab_pending+0xbd/0xd0 [ 56.403948][ T3607] ? lockdep_hardirqs_off+0x90/0xd0 [ 56.409145][ T3607] try_to_grab_pending+0x6d/0xd0 [ 56.414078][ T3607] __cancel_work+0x7c/0x340 [ 56.418572][ T3607] ? queue_delayed_work_on+0xe6/0x120 [ 56.423936][ T3607] ? try_to_grab_pending+0xd0/0xd0 [ 56.429040][ T3607] ? lockdep_hardirqs_on+0x79/0x100 [ 56.434248][ T3607] ? queue_delayed_work_on+0xbb/0x120 [ 56.439615][ T3607] l2cap_chan_del+0x565/0xa60 [ 56.444285][ T3607] l2cap_conn_del+0x3c0/0x7b0 [ 56.448957][ T3607] ? l2cap_conn_del+0x7b0/0x7b0 [ 56.453796][ T3607] l2cap_disconn_cfm+0x8c/0xc0 [ 56.458549][ T3607] hci_conn_hash_flush+0x122/0x260 [ 56.463652][ T3607] hci_dev_close_sync+0x55d/0x1130 [ 56.468758][ T3607] ? hci_dev_open_sync+0x2190/0x2190 [ 56.474035][ T3607] ? kfree+0xe2/0x580 [ 56.478012][ T3607] hci_dev_do_close+0x2d/0x70 [ 56.482684][ T3607] hci_unregister_dev+0x17f/0x4e0 [ 56.487703][ T3607] vhci_release+0x7c/0xf0 [ 56.492027][ T3607] __fput+0x277/0x9d0 [ 56.496005][ T3607] ? vhci_close_dev+0x50/0x50 [ 56.500769][ T3607] task_work_run+0xdd/0x1a0 [ 56.505288][ T3607] do_exit+0xc39/0x2b60 [ 56.509446][ T3607] ? lock_downgrade+0x6e0/0x6e0 [ 56.514294][ T3607] ? do_raw_spin_lock+0x120/0x2a0 [ 56.519316][ T3607] ? mm_update_next_owner+0x7a0/0x7a0 [ 56.524679][ T3607] ? rwlock_bug.part.0+0x90/0x90 [ 56.529610][ T3607] ? _raw_spin_unlock_irq+0x1f/0x40 [ 56.534828][ T3607] ? _raw_spin_unlock_irq+0x1f/0x40 [ 56.540028][ T3607] do_group_exit+0xd0/0x2a0 [ 56.544520][ T3607] __x64_sys_exit_group+0x3a/0x50 [ 56.549533][ T3607] do_syscall_64+0x35/0xb0 [ 56.553940][ T3607] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 56.559818][ T3607] RIP: 0033:0x7fbef442f629 [ 56.564219][ T3607] Code: Unable to access opcode bytes at RIP 0x7fbef442f5ff. [ 56.571565][ T3607] RSP: 002b:00007ffc6284d478 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 56.580003][ T3607] RAX: ffffffffffffffda RBX: 00007fbef44ba390 RCX: 00007fbef442f629 [ 56.587976][ T3607] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 56.595940][ T3607] RBP: 0000000000000001 R08: ffffffffffffffb8 R09: 000000fff44b4e00 [ 56.603898][ T3607] R10: 0000000000000004 R11: 0000000000000246 R12: 00007fbef44ba390 [ 56.611854][ T3607] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 56.619826][ T3607] [ 56.623094][ T3607] Kernel Offset: disabled [ 56.627498][ T3607] Rebooting in 86400 seconds..