BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 0 PID: 40 Comm: kworker/u4:3 Not tainted 6.5.0-rc3-syzkaller-g6eaae1980760 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
Workqueue: btrfs-endio-write btrfs_work_helper
Call trace:
 dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:233
 show_stack+0x2c/0x44 arch/arm64/kernel/stacktrace.c:240
 __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:3823 [inline]
 validate_chain kernel/locking/lockdep.c:3844 [inline]
 __lock_acquire+0x1c60/0x75e8 kernel/locking/lockdep.c:5144
 lock_acquire+0x23c/0x71c kernel/locking/lockdep.c:5761
 __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:1020 [inline]
 debug_check_no_obj_freed+0x14c/0x534 lib/debugobjects.c:1063
 slab_free_hook mm/slub.c:1767 [inline]
 slab_free_freelist_hook mm/slub.c:1818 [inline]
 slab_free mm/slub.c:3801 [inline]
 kmem_cache_free+0x290/0x56c mm/slub.c:3823
 free_extent_state+0x174/0x3bc fs/btrfs/extent-io-tree.c:174
 merge_state+0x1dc/0x3fc fs/btrfs/extent-io-tree.c:354
 insert_state_fast+0x1c4/0x220 fs/btrfs/extent-io-tree.c:440
 __set_extent_bit+0x11a4/0x195c fs/btrfs/extent-io-tree.c:1034
 set_extent_bit+0x54/0x6c fs/btrfs/extent-io-tree.c:1208
 btrfs_alloc_tree_block+0xad4/0x1434 fs/btrfs/extent-tree.c:4889
 __btrfs_cow_block+0x3f0/0x1970 fs/btrfs/ctree.c:546
 btrfs_cow_block+0x354/0x744 fs/btrfs/ctree.c:712
 btrfs_search_slot+0xb8c/0x29d8
 btrfs_lookup_csum+0x164/0x500 fs/btrfs/file-item.c:222
 btrfs_csum_file_blocks+0x294/0x1554 fs/btrfs/file-item.c:1060
 add_pending_csums fs/btrfs/inode.c:2760 [inline]
 btrfs_finish_one_ordered+0xec8/0x16dc fs/btrfs/inode.c:3283
 btrfs_finish_ordered_io+0xf8/0x10c fs/btrfs/inode.c:3384
 finish_ordered_fn+0x20/0xa0 fs/btrfs/ordered-data.c:303
 btrfs_work_helper+0x340/0x1504 fs/btrfs/async-thread.c:314
 process_one_work+0x800/0x1480 kernel/workqueue.c:2597
 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2748
 kthread+0x288/0x310 kernel/kthread.c:389
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853