BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 0 PID: 1983 Comm: kworker/u4:8 Not tainted 6.8.0-rc2-syzkaller-g41bccc98fb79 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Workqueue: btrfs-endio-write btrfs_work_helper
Call trace:
 dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:291
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:298
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xd0/0x124 lib/dump_stack.c:106
 dump_stack+0x1c/0x28 lib/dump_stack.c:113
 lookup_chain_cache_add kernel/locking/lockdep.c:3816 [inline]
 validate_chain kernel/locking/lockdep.c:3837 [inline]
 __lock_acquire+0x1c58/0x763c kernel/locking/lockdep.c:5137
 lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5754
 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
 _raw_spin_lock+0x48/0x60 kernel/locking/spinlock.c:154
 spin_lock include/linux/spinlock.h:351 [inline]
 detach_extent_buffer_folio+0xac/0x5ec fs/btrfs/extent_io.c:3135
 btrfs_release_extent_buffer_pages+0xb0/0x1f8 fs/btrfs/extent_io.c:3196
 release_extent_buffer+0x1f0/0x2e8 fs/btrfs/extent_io.c:3822
 free_extent_buffer_stale+0x14c/0x1ec fs/btrfs/extent_io.c:3878
 btrfs_force_cow_block+0xeb8/0x1a30 fs/btrfs/ctree.c:659
 btrfs_cow_block+0x314/0xa0c fs/btrfs/ctree.c:749
 btrfs_search_slot+0xb8c/0x29d8
 btrfs_lookup_file_extent+0x124/0x1bc fs/btrfs/file-item.c:270
 btrfs_drop_extents+0x360/0x2c50 fs/btrfs/file.c:254
 insert_reserved_file_extent+0x2b4/0xa6c fs/btrfs/inode.c:2907
 insert_ordered_extent_file_extent+0x350/0x510 fs/btrfs/inode.c:3014
 btrfs_finish_one_ordered+0x6a4/0x1290 fs/btrfs/inode.c:3122
 btrfs_finish_ordered_io+0x124/0x138 fs/btrfs/inode.c:3246
 finish_ordered_fn+0x20/0xa8 fs/btrfs/ordered-data.c:303
 btrfs_work_helper+0x358/0x14f8 fs/btrfs/async-thread.c:315
 process_one_work+0x694/0x1204 kernel/workqueue.c:2633
 process_scheduled_works kernel/workqueue.c:2706 [inline]
 worker_thread+0x938/0xef4 kernel/workqueue.c:2787
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860