BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 PID: 6080 Comm: kworker/u4:0 Not tainted 6.1.23-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Workqueue: btrfs-endio-write btrfs_work_helper
Call trace:
 dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 lookup_chain_cache_add kernel/locking/lockdep.c:3779 [inline]
 validate_chain kernel/locking/lockdep.c:3800 [inline]
 __lock_acquire+0x1b8c/0x764c kernel/locking/lockdep.c:5056
 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5669
 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
 _raw_spin_lock+0x54/0x6c kernel/locking/spinlock.c:154
 spin_lock include/linux/spinlock.h:350 [inline]
 btrfs_add_reserved_bytes+0x6c/0x730 fs/btrfs/block-group.c:3372
 find_free_extent+0x32bc/0x47a8 fs/btrfs/extent-tree.c:4449
 btrfs_reserve_extent+0x364/0x680 fs/btrfs/extent-tree.c:4567
 btrfs_alloc_tree_block+0x1b4/0x1478 fs/btrfs/extent-tree.c:4980
 __btrfs_cow_block+0x3f4/0x16f0 fs/btrfs/ctree.c:433
 btrfs_cow_block+0x354/0x7dc fs/btrfs/ctree.c:588
 push_leaf_left+0x2a0/0x400 fs/btrfs/ctree.c:3339
 split_leaf+0x394/0x1134 fs/btrfs/ctree.c:3534
 search_leaf fs/btrfs/ctree.c:1876 [inline]
 btrfs_search_slot+0x21fc/0x2948 fs/btrfs/ctree.c:2061
 btrfs_insert_empty_items+0xa4/0x178 fs/btrfs/ctree.c:4119
 btrfs_insert_empty_item fs/btrfs/ctree.h:3130 [inline]
 insert_reserved_file_extent+0x52c/0xa7c fs/btrfs/inode.c:3092
 insert_ordered_extent_file_extent fs/btrfs/inode.c:3190 [inline]
 btrfs_finish_ordered_io+0xd2c/0x16e8 fs/btrfs/inode.c:3299
 finish_ordered_fn+0x20/0x30 fs/btrfs/ordered-data.c:280
 btrfs_work_helper+0x31c/0xd98 fs/btrfs/async-thread.c:280
 process_one_work+0x7ac/0x1404 kernel/workqueue.c:2289
 worker_thread+0x8e4/0xfec kernel/workqueue.c:2436
 kthread+0x24c/0x2d4 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860