BUG: MAX_LOCKDEP_CHAINS 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 10/03/2025 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 include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x48/0x60 kernel/locking/spinlock.c:154 __btrfs_release_delayed_node+0xc8/0x9b0 fs/btrfs/delayed-inode.c:-1 btrfs_release_delayed_node fs/btrfs/delayed-inode.c:315 [inline] btrfs_delayed_update_inode+0xd58/0x19b4 fs/btrfs/delayed-inode.c:1977 btrfs_update_inode+0x140/0x2b0 fs/btrfs/inode.c:4197 btrfs_update_inode_fallback fs/btrfs/inode.c:4211 [inline] btrfs_finish_one_ordered+0xdd0/0x1b48 fs/btrfs/inode.c:3226 btrfs_finish_ordered_io+0x120/0x134 fs/btrfs/inode.c:3330 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:3263 process_scheduled_works kernel/workqueue.c:3346 [inline] worker_thread+0x958/0xed8 kernel/workqueue.c:3427 kthread+0x5fc/0x75c kernel/kthread.c:463 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844