BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 2 UID: 0 PID: 1201 Comm: kworker/u32:10 Not tainted 6.15.0-rc3-syzkaller-00076-ge72e9e693307 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: events_unbound linkwatch_event Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 register_lock_class+0x419/0x4c0 kernel/locking/lockdep.c:1333 __lock_acquire+0x99/0x1ba0 kernel/locking/lockdep.c:5110 lock_acquire kernel/locking/lockdep.c:5866 [inline] lock_acquire+0x179/0x350 kernel/locking/lockdep.c:5823 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline] _raw_spin_lock_bh+0x33/0x40 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:356 [inline] dev_reset_queue+0xa9/0x1d0 net/sched/sch_generic.c:1309 netdev_for_each_tx_queue include/linux/netdevice.h:2650 [inline] dev_deactivate_many+0x4e5/0xd50 net/sched/sch_generic.c:1375 dev_deactivate+0xf8/0x1c0 net/sched/sch_generic.c:1398 linkwatch_do_dev+0x11e/0x160 net/core/link_watch.c:184 __linkwatch_run_queue+0x2aa/0x8a0 net/core/link_watch.c:244 linkwatch_event+0x8f/0xc0 net/core/link_watch.c:304 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3319 [inline] worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245