BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 1 PID: 8997 Comm: kworker/u4:49 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Workqueue: bond1 bond_mii_monitor Call trace: dump_backtrace+0x1c0/0x1ec arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack+0x30/0x40 lib/dump_stack.c:88 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106 dump_stack+0x1c/0x5c lib/dump_stack.c:113 add_chain_cache kernel/locking/lockdep.c:-1 [inline] lookup_chain_cache_add kernel/locking/lockdep.c:3772 [inline] validate_chain kernel/locking/lockdep.c:3793 [inline] __lock_acquire+0x1864/0x6800 kernel/locking/lockdep.c:5049 lock_acquire+0x20c/0x63c kernel/locking/lockdep.c:5662 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x6c/0xb0 kernel/locking/spinlock.c:162 debug_object_activate+0x80/0x4b8 lib/debugobjects.c:698 debug_timer_activate kernel/time/timer.c:782 [inline] __mod_timer+0x9c8/0xb48 kernel/time/timer.c:1119 add_timer+0x6c/0x8c kernel/time/timer.c:1244 __queue_delayed_work kernel/workqueue.c:1679 [inline] queue_delayed_work_on+0x1e4/0x30c kernel/workqueue.c:1704 queue_delayed_work include/linux/workqueue.h:527 [inline] bond_mii_monitor+0x2780/0x29a0 drivers/net/bonding/bond_main.c:2869 process_one_work+0x7f8/0x13a4 kernel/workqueue.c:2292 worker_thread+0x8c4/0xfec kernel/workqueue.c:2439 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850