BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 6910 Comm: kworker/0:6 Not tainted 6.13.0-rc3-syzkaller-g573067a5a685 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events reg_todo Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C) __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 lookup_chain_cache_add kernel/locking/lockdep.c:3851 [inline] validate_chain kernel/locking/lockdep.c:3872 [inline] __lock_acquire+0x2070/0x7904 kernel/locking/lockdep.c:5226 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5849 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x48/0x60 kernel/locking/spinlock.c:154 update_cfs_rq_load_avg kernel/sched/fair.c:4686 [inline] update_load_avg+0x198/0x16b8 kernel/sched/fair.c:4845 enqueue_entity+0x80/0xe6c kernel/sched/fair.c:5413 enqueue_task_fair+0x228/0xcbc kernel/sched/fair.c:7037 enqueue_task+0x7c/0x23c kernel/sched/core.c:2061 activate_task kernel/sched/core.c:2108 [inline] ttwu_do_activate+0x1a0/0x684 kernel/sched/core.c:3720 ttwu_queue kernel/sched/core.c:3993 [inline] try_to_wake_up+0x64c/0x11d4 kernel/sched/core.c:4321 default_wake_function+0x4c/0x60 kernel/sched/core.c:7090 ep_autoremove_wake_function+0x4c/0x120 fs/eventpoll.c:1973 __wake_up_common kernel/sched/wait.c:89 [inline] __wake_up_common_lock kernel/sched/wait.c:106 [inline] __wake_up_sync_key kernel/sched/wait.c:173 [inline] __wake_up_sync+0xf4/0x190 kernel/sched/wait.c:205 ep_poll_callback+0x698/0xa2c fs/eventpoll.c:1406 __wake_up_common kernel/sched/wait.c:89 [inline] __wake_up_common_lock kernel/sched/wait.c:106 [inline] __wake_up_sync_key+0xf8/0x194 kernel/sched/wait.c:173 sock_def_readable+0x200/0x5fc net/core/sock.c:3453 __netlink_sendskb net/netlink/af_netlink.c:1268 [inline] netlink_broadcast_deliver net/netlink/af_netlink.c:1398 [inline] do_one_broadcast net/netlink/af_netlink.c:1485 [inline] netlink_broadcast_filtered+0xb5c/0x10ec net/netlink/af_netlink.c:1530 netlink_broadcast+0x50/0x68 net/netlink/af_netlink.c:1554 uevent_net_broadcast_untagged lib/kobject_uevent.c:331 [inline] kobject_uevent_net_broadcast+0x33c/0x548 lib/kobject_uevent.c:410 kobject_uevent_env+0x530/0x894 lib/kobject_uevent.c:608 call_crda net/wireless/reg.c:585 [inline] reg_query_database+0x2a8/0x4b0 net/wireless/reg.c:1128 reg_process_hint_core net/wireless/reg.c:2694 [inline] reg_process_hint+0xd4/0xdd0 net/wireless/reg.c:3040 reg_process_pending_hints net/wireless/reg.c:3128 [inline] reg_todo+0x324/0x998 net/wireless/reg.c:3219 process_one_work+0x7a8/0x15cc kernel/workqueue.c:3229 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x97c/0xeec kernel/workqueue.c:3391 kthread+0x288/0x310 kernel/kthread.c:389 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862