BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 45 Comm: kworker/u8:3 Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: btree_update btree_interior_update_work
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3856 [inline]
 validate_chain kernel/locking/lockdep.c:3877 [inline]
 __lock_acquire+0xf50/0x3058 kernel/locking/lockdep.c:5235
 lock_acquire+0x14c/0x2e0 kernel/locking/lockdep.c:5866
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162
 debug_object_assert_init+0xa0/0x2c8 lib/debugobjects.c:1007
 debug_timer_assert_init kernel/time/timer.c:845 [inline]
 debug_assert_init kernel/time/timer.c:890 [inline]
 __mod_timer+0x5c/0xd00 kernel/time/timer.c:1067
 add_timer_global+0x88/0xc0 kernel/time/timer.c:1325
 __queue_delayed_work+0x218/0x2c8 kernel/workqueue.c:2526
 queue_delayed_work_on+0xe4/0x194 kernel/workqueue.c:2561
 queue_delayed_work include/linux/workqueue.h:677 [inline]
 srcu_funnel_gp_start kernel/rcu/srcutree.c:1090 [inline]
 srcu_gp_start_if_needed+0xd3c/0x10d0 kernel/rcu/srcutree.c:1344
 start_poll_synchronize_srcu+0x18/0x24 kernel/rcu/srcutree.c:1560
 __start_poll_synchronize_rcu fs/bcachefs/rcu_pending.c:54 [inline]
 __rcu_pending_enqueue fs/bcachefs/rcu_pending.c:499 [inline]
 rcu_pending_enqueue+0x6a0/0x840 fs/bcachefs/rcu_pending.c:531
 bkey_cached_free+0xb8/0x1c4 fs/bcachefs/btree_key_cache.c:115
 bch2_btree_key_cache_drop+0x10c/0x5c8 fs/bcachefs/btree_key_cache.c:619
 bch2_trans_commit_write_locked fs/bcachefs/btree_trans_commit.c:772 [inline]
 do_bch2_trans_commit fs/bcachefs/btree_trans_commit.c:844 [inline]
 __bch2_trans_commit+0x4ac8/0x62d0 fs/bcachefs/btree_trans_commit.c:1050
 bch2_trans_commit fs/bcachefs/btree_update.h:195 [inline]
 btree_update_nodes_written fs/bcachefs/btree_update_interior.c:705 [inline]
 btree_interior_update_work+0xb80/0x1cfc fs/bcachefs/btree_update_interior.c:843
 process_one_work+0x7e8/0x156c kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:847