BUG: MAX_LOCKDEP_KEYS too low! turning off the locking correctness validator. CPU: 0 PID: 12 Comm: kworker/u4:1 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: events_unbound linkwatch_event Call Trace: dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 register_lock_class+0x6c0/0x890 kernel/locking/lockdep.c:1321 __lock_acquire+0x17a/0x7c80 kernel/locking/lockdep.c:5014 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline] _raw_spin_lock_bh+0x36/0x50 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:356 [inline] dev_reset_queue+0xfa/0x1a0 net/sched/sch_generic.c:1308 netdev_for_each_tx_queue include/linux/netdevice.h:2520 [inline] dev_deactivate_many+0x6c5/0xcb0 net/sched/sch_generic.c:1376 dev_deactivate+0x110/0x1a0 net/sched/sch_generic.c:1399 linkwatch_do_dev+0x105/0x160 net/core/link_watch.c:189 __linkwatch_run_queue+0x40f/0x660 net/core/link_watch.c:244 linkwatch_event+0x4c/0x60 net/core/link_watch.c:287 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 hsr_slave_0: left promiscuous mode hsr_slave_1: left promiscuous mode batman_adv: batadv0: Interface deactivated: batadv_slave_0 batman_adv: batadv0: Removing interface: batadv_slave_0 batman_adv: batadv0: Interface deactivated: batadv_slave_1 batman_adv: batadv0: Removing interface: batadv_slave_1 batman_adv: batadv0: Removing interface: bond4 bond1: left allmulticast mode bond25: left allmulticast mode bond151: left allmulticast mode bond221: left allmulticast mode bond291: left allmulticast mode bond361: left allmulticast mode bond431: left allmulticast mode bond1: left promiscuous mode bond25: left promiscuous mode bond151: left promiscuous mode bond221: left promiscuous mode bond291: left promiscuous mode bond361: left promiscuous mode bond431: left promiscuous mode bridge0: port 3(bond1) entered disabled state bridge_slave_1: left allmulticast mode bridge_slave_1: left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state bridge_slave_0: left allmulticast mode bridge_slave_0: left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state veth1_macvtap: left promiscuous mode veth0_macvtap: left promiscuous mode veth1_vlan: left promiscuous mode veth0_vlan: left promiscuous mode