BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 7464 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Call trace:
 dump_backtrace+0x1c8/0x1f4 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+0xf8/0x160 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+0x1b40/0x6544 kernel/locking/lockdep.c:5049
 lock_acquire+0x20c/0x644 kernel/locking/lockdep.c:5662
 do_write_seqcount_begin_nested include/linux/seqlock.h:515 [inline]
 do_write_seqcount_begin include/linux/seqlock.h:541 [inline]
 psi_group_change+0x240/0x1344 kernel/sched/psi.c:801
 psi_task_change+0xec/0x244 kernel/sched/psi.c:924
 psi_enqueue kernel/sched/stats.h:143 [inline]
 enqueue_task kernel/sched/core.c:2055 [inline]
 activate_task+0x224/0x244 kernel/sched/core.c:2087
 ttwu_do_activate+0x150/0x218 kernel/sched/core.c:3699
 ttwu_queue kernel/sched/core.c:3904 [inline]
 try_to_wake_up+0x424/0xc74 kernel/sched/core.c:4227
 wake_up_process+0x18/0x24 kernel/sched/core.c:4361
 swake_up_locked kernel/sched/swait.c:29 [inline]
 swake_up_one+0x70/0x134 kernel/sched/swait.c:52
 swake_up_one_online+0xe8/0x1e0 kernel/rcu/tree.c:1082
 __rcu_report_exp_rnp+0x5e8/0x79c kernel/rcu/tree_exp.h:202
 rcu_report_exp_cpu_mult+0xec/0x4a0 kernel/rcu/tree_exp.h:251
 rcu_report_exp_rdp kernel/rcu/tree_exp.h:260 [inline]
 rcu_preempt_deferred_qs_irqrestore+0x158/0xd3c kernel/rcu/tree_plugin.h:506
 rcu_preempt_deferred_qs kernel/rcu/tree_plugin.h:607 [inline]
 rcu_note_context_switch+0x25c/0x1064 kernel/rcu/tree_plugin.h:344
 __schedule+0x2a4/0x1b18 kernel/sched/core.c:6460
 preempt_schedule_common+0xec/0x1a0 kernel/sched/core.c:6730
 preempt_schedule+0x64/0x84 kernel/sched/core.c:6754
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock_irqrestore+0xa8/0xac kernel/locking/spinlock.c:194
 debug_object_active_state+0x16c/0x34c lib/debugobjects.c:935
 debug_rcu_head_queue kernel/rcu/rcu.h:191 [inline]
 kvfree_call_rcu+0x74/0x6f0 kernel/rcu/tree.c:3396
 kernfs_unlink_open_file+0x37c/0x42c fs/kernfs/file.c:653
 kernfs_fop_release+0x128/0x190 fs/kernfs/file.c:825
 __fput+0x1bc/0x7c0 fs/file_table.c:320
 ____fput+0x20/0x30 fs/file_table.c:348
 task_work_run+0x1ec/0x270 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 do_notify_resume+0x2038/0x2b28 arch/arm64/kernel/signal.c:1137
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_svc+0x98/0x138 arch/arm64/kernel/entry-common.c:638
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585