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 UID: 0 PID: 7042 Comm: kbnepd bnep0 Not tainted 6.12.0-rc6-syzkaller-01362-ga58f00ed24b8 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 assign_lock_key+0x241/0x280 kernel/locking/lockdep.c:981 register_lock_class+0x1cf/0x980 kernel/locking/lockdep.c:1295 __lock_acquire+0xf0/0x2050 kernel/locking/lockdep.c:5077 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5825 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline] _raw_spin_lock_irq+0xd3/0x120 kernel/locking/spinlock.c:170 spin_lock_irq include/linux/spinlock.h:376 [inline] pm_runtime_set_memalloc_noio+0x13d/0x260 drivers/base/power/runtime.c:228 netdev_unregister_kobject+0x178/0x250 net/core/net-sysfs.c:2109 unregister_netdevice_many_notify+0x1859/0x1da0 net/core/dev.c:11556 unregister_netdevice_many net/core/dev.c:11584 [inline] unregister_netdevice_queue+0x303/0x370 net/core/dev.c:11456 unregister_netdevice include/linux/netdevice.h:3184 [inline] unregister_netdev+0x1c/0x30 net/core/dev.c:11602 bnep_session+0x2e3c/0x3030 net/bluetooth/bnep/core.c:525 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244