BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 0 PID: 1887 Comm: kworker/u4:8 Not tainted 5.15.174-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/25/2024 Workqueue: bond430 bond_netdev_notify_work Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 lookup_chain_cache_add kernel/locking/lockdep.c:3735 [inline] validate_chain kernel/locking/lockdep.c:3756 [inline] __lock_acquire+0x1b64/0x7638 kernel/locking/lockdep.c:5012 lock_acquire+0x240/0x77c kernel/locking/lockdep.c:5623 _raw_spin_lock_nested+0xb4/0x110 kernel/locking/spinlock.c:368 raw_spin_rq_lock_nested kernel/sched/core.c:475 [inline] raw_spin_rq_lock kernel/sched/sched.h:1326 [inline] rq_lock kernel/sched/sched.h:1621 [inline] ttwu_queue kernel/sched/core.c:3818 [inline] try_to_wake_up+0x418/0xc2c kernel/sched/core.c:4143 wake_up_process+0x18/0x24 kernel/sched/core.c:4212 swake_up_locked kernel/sched/swait.c:30 [inline] swake_up_one+0x70/0x134 kernel/sched/swait.c:53 rcu_gp_kthread_wake kernel/rcu/tree.c:1481 [inline] rcu_report_qs_rsp+0x274/0x42c kernel/rcu/tree.c:2171 rcu_report_unblock_qs_rnp kernel/rcu/tree.c:2275 [inline] rcu_preempt_deferred_qs_irqrestore+0xa44/0xf40 kernel/rcu/tree_plugin.h:552 rcu_read_unlock_special+0xa0/0x42c kernel/rcu/tree_plugin.h:670 __rcu_read_unlock+0xac/0x13c kernel/rcu/tree_plugin.h:422 rcu_read_unlock include/linux/rcupdate.h:771 [inline] batadv_hardif_get_by_netdev+0x41c/0x470 net/batman-adv/hard-interface.c:78 batadv_hard_if_event+0x8c/0xe10 net/batman-adv/hard-interface.c:955 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0xd4/0x164 kernel/notifier.c:391 call_netdevice_notifiers_info net/core/dev.c:2018 [inline] netdev_bonding_info_change+0x150/0x1d0 net/core/dev.c:8405 bond_netdev_notify_work+0x1fc/0x3fc drivers/net/bonding/bond_main.c:1714 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870