BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 PID: 12 Comm: kworker/u4:1 Not tainted 6.7.0-rc8-syzkaller-g0802e17d9aca #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_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0x58/0x70 kernel/locking/spinlock.c:170
 spin_lock_irq include/linux/spinlock.h:376 [inline]
 __filemap_add_folio+0x81c/0x1264 mm/filemap.c:876
 filemap_add_folio+0x10c/0x298 mm/filemap.c:937
 __filemap_get_folio+0x454/0xa60 mm/filemap.c:1926
 pagecache_get_page+0x3c/0x128 mm/folio-compat.c:99
 find_or_create_page include/linux/pagemap.h:740 [inline]
 alloc_extent_buffer+0x398/0x10e4 fs/btrfs/extent_io.c:3537
 btrfs_find_create_tree_block+0x3c/0x50 fs/btrfs/disk-io.c:586
 btrfs_init_new_buffer fs/btrfs/extent-tree.c:5028 [inline]
 btrfs_alloc_tree_block+0x21c/0x1324 fs/btrfs/extent-tree.c:5143
 btrfs_force_cow_block+0x4b8/0x1a30 fs/btrfs/ctree.c:563
 btrfs_cow_block+0x314/0xa0c fs/btrfs/ctree.c:741
 btrfs_search_slot+0xb8c/0x29d8
 btrfs_lookup_csum+0x164/0x500 fs/btrfs/file-item.c:222
 btrfs_csum_file_blocks+0x2a4/0x1550 fs/btrfs/file-item.c:1071
 add_pending_csums fs/btrfs/inode.c:2604 [inline]
 btrfs_finish_one_ordered+0x8d0/0x1298 fs/btrfs/inode.c:3128
 btrfs_finish_ordered_io+0x124/0x138 fs/btrfs/inode.c:3237
 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:2627
 process_scheduled_works kernel/workqueue.c:2700 [inline]
 worker_thread+0x938/0xef4 kernel/workqueue.c:2781
 kthread+0x288/0x310 kernel/kthread.c:388
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:857