BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 1 UID: 0 PID: 40 Comm: kworker/u8:2 Not tainted 6.14.0-rc4-syzkaller-g017f704fbfb1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 Workqueue: btrfs-endio-write btrfs_work_helper Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C) __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 lookup_chain_cache_add kernel/locking/lockdep.c:3853 [inline] validate_chain kernel/locking/lockdep.c:3874 [inline] __lock_acquire+0x2070/0x7904 kernel/locking/lockdep.c:5228 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851 __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] btrfs_update_root_times+0xa8/0x270 fs/btrfs/root-tree.c:487 btrfs_update_inode+0x110/0x2b8 fs/btrfs/inode.c:4154 btrfs_update_inode_fallback fs/btrfs/inode.c:4170 [inline] btrfs_finish_one_ordered+0xc68/0x1a2c fs/btrfs/inode.c:3204 btrfs_finish_ordered_io+0x120/0x134 fs/btrfs/inode.c:3308 finish_ordered_fn+0x20/0x30 fs/btrfs/ordered-data.c:331 btrfs_work_helper+0x384/0xd60 fs/btrfs/async-thread.c:314 process_one_work+0x810/0x1638 kernel/workqueue.c:3236 process_scheduled_works kernel/workqueue.c:3317 [inline] worker_thread+0x97c/0xeec kernel/workqueue.c:3398 kthread+0x65c/0x7b0 kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862