BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 2071 Comm: kworker/u8:7 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_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162 class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:557 [inline] try_to_wake_up+0x6c/0xe24 kernel/sched/core.c:4181 default_wake_function+0x58/0x74 kernel/sched/core.c:7268 autoremove_wake_function+0x24/0xf8 kernel/sched/wait.c:403 __wake_up_common kernel/sched/wait.c:108 [inline] __wake_up_common_lock kernel/sched/wait.c:125 [inline] __wake_up+0x10c/0x1a8 kernel/sched/wait.c:146 btrfs_remove_ordered_extent+0x6a4/0x9fc fs/btrfs/ordered-data.c:733 btrfs_finish_one_ordered+0x9ec/0x1b48 fs/btrfs/inode.c:3316 btrfs_finish_ordered_io+0x120/0x134 fs/btrfs/inode.c:3332 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