BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 41 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Workqueue: btrfs-endio-write btrfs_work_helper
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (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:3855 [inline]
 validate_chain kernel/locking/lockdep.c:3876 [inline]
 __lock_acquire+0xf9c/0x30a4 kernel/locking/lockdep.c:5237
 lock_acquire+0x14c/0x2e0 kernel/locking/lockdep.c:5868
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162
 __debug_check_no_obj_freed lib/debugobjects.c:1088 [inline]
 debug_check_no_obj_freed+0x148/0x470 lib/debugobjects.c:1129
 slab_free_hook mm/slub.c:2353 [inline]
 slab_free mm/slub.c:4695 [inline]
 kmem_cache_free+0x124/0x550 mm/slub.c:4797
 btrfs_put_delayed_ref fs/btrfs/delayed-ref.c:1163 [inline]
 drop_delayed_ref+0x264/0x3b8 fs/btrfs/delayed-ref.c:380
 insert_delayed_ref fs/btrfs/delayed-ref.c:625 [inline]
 add_delayed_ref+0x12f8/0x1990 fs/btrfs/delayed-ref.c:1056
 btrfs_add_delayed_tree_ref+0x94/0x148 fs/btrfs/delayed-ref.c:1094
 btrfs_free_tree_block+0x290/0xa30 fs/btrfs/extent-tree.c:3466
 btrfs_force_cow_block+0xc18/0x2044 fs/btrfs/ctree.c:566
 btrfs_cow_block+0x3d4/0x934 fs/btrfs/ctree.c:699
 btrfs_search_slot+0x9ec/0x2268 fs/btrfs/ctree.c:2097
 btrfs_lookup_file_extent+0xd8/0x128 fs/btrfs/file-item.c:265
 btrfs_drop_extents+0x330/0x2470 fs/btrfs/file.c:187
 insert_reserved_file_extent+0x254/0x7a4 fs/btrfs/inode.c:2963
 insert_ordered_extent_file_extent fs/btrfs/inode.c:3065 [inline]
 btrfs_finish_one_ordered+0x918/0x1b98 fs/btrfs/inode.c:3185
 btrfs_finish_ordered_io+0x120/0x134 fs/btrfs/inode.c:3327
 finish_ordered_fn+0x20/0x30 fs/btrfs/ordered-data.c:347
 btrfs_work_helper+0x380/0xca8 fs/btrfs/async-thread.c:312
 process_one_work+0x7e8/0x155c kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3400
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844