INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 0 PID: 21810 Comm: kworker/0:3 Not tainted 5.17.0-rc6-next-20220303-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events sco_sock_timeout Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 assign_lock_key kernel/locking/lockdep.c:980 [inline] register_lock_class+0xf04/0x11b0 kernel/locking/lockdep.c:1293 __lock_acquire+0x10a/0x56c0 kernel/locking/lockdep.c:4939 lock_acquire kernel/locking/lockdep.c:5672 [inline] lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5637 lock_sock_nested+0x36/0xf0 net/core/sock.c:3312 lock_sock include/net/sock.h:1682 [inline] sco_sock_timeout+0xd2/0x290 net/bluetooth/sco.c:97 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295