BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 0 PID: 4512 Comm: kworker/u4:9 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Workqueue: events_unbound cfg80211_wiphy_work 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_nested+0x5c/0x78 kernel/locking/spinlock.c:378 raw_spin_rq_lock_nested kernel/sched/core.c:538 [inline] raw_spin_rq_lock kernel/sched/sched.h:1362 [inline] rq_lock kernel/sched/sched.h:1652 [inline] __schedule+0x2b8/0x1b0c kernel/sched/core.c:6478 preempt_schedule_common+0xec/0x1a0 kernel/sched/core.c:6731 preempt_schedule+0x64/0x84 kernel/sched/core.c:6755 __local_bh_enable_ip+0x21c/0x37c kernel/softirq.c:428 local_bh_enable+0x28/0x34 include/linux/bottom_half.h:33 rht_assign_unlock+0xa0/0xc0 include/linux/rhashtable.h:404 __rhashtable_insert_fast include/linux/rhashtable.h:788 [inline] rhltable_insert_key include/linux/rhashtable.h:852 [inline] rhltable_insert+0x7ac/0xf88 include/linux/rhashtable.h:879 sta_info_hash_add net/mac80211/sta_info.c:447 [inline] sta_info_insert_finish net/mac80211/sta_info.c:849 [inline] sta_info_insert_rcu+0x5c4/0x1224 net/mac80211/sta_info.c:934 ieee80211_ibss_finish_sta+0x1e4/0x2dc net/mac80211/ibss.c:585 ieee80211_ibss_add_sta+0x5a4/0x7d4 net/mac80211/ibss.c:643 ieee80211_update_sta_info net/mac80211/ibss.c:1027 [inline] ieee80211_rx_bss_info net/mac80211/ibss.c:1118 [inline] ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1609 [inline] ieee80211_ibss_rx_queued_mgmt+0x1128/0x25c4 net/mac80211/ibss.c:1638 ieee80211_iface_process_skb net/mac80211/iface.c:1679 [inline] ieee80211_iface_work+0x598/0xa34 net/mac80211/iface.c:1733 cfg80211_wiphy_work+0x1d8/0x218 net/wireless/core.c:433 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