------------[ cut here ]------------ lockdep bfs error:-1 WARNING: CPU: 1 PID: 49 at kernel/locking/lockdep.c:2071 print_bfs_bug+0x24/0x30 kernel/locking/lockdep.c:2071 Modules linked in: CPU: 1 PID: 49 Comm: kworker/u4:3 Not tainted 6.8.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Workqueue: btrfs-compressed-write btrfs_finish_compressed_write_work RIP: 0010:print_bfs_bug+0x24/0x30 kernel/locking/lockdep.c:2071 Code: 90 90 90 90 90 90 55 53 89 fb e8 c7 94 21 03 89 c5 e8 80 1b ff ff 85 ed 74 14 90 48 c7 c7 a0 cc aa 8b 89 de e8 2d cb e5 ff 90 <0f> 0b 90 90 5b 5d c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90000b9f408 EFLAGS: 00010046 RAX: 62782f5085200400 RBX: 00000000ffffffff RCX: ffff88801bee3b80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff815778a2 R09: 1ffff110172a51a2 R10: dffffc0000000000 R11: ffffed10172a51a3 R12: dffffc0000000001 R13: ffffffff93f1e708 R14: ffffffff929e3020 R15: ffffffff93ff77e8 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c003a28000 CR3: 0000000022908000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: check_irq_usage kernel/locking/lockdep.c:2806 [inline] check_prev_add kernel/locking/lockdep.c:3138 [inline] check_prevs_add kernel/locking/lockdep.c:3253 [inline] validate_chain+0x47dd/0x58e0 kernel/locking/lockdep.c:3869 __lock_acquire+0x1345/0x1fd0 kernel/locking/lockdep.c:5137 lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154 alloc_object+0x1ba/0x6d0 lib/debugobjects.c:233 lookup_object_or_alloc lib/debugobjects.c:587 [inline] __debug_object_init+0x175/0x400 lib/debugobjects.c:633 btrfs_init_work+0x65/0x170 fs/btrfs/async-thread.c:337 btrfs_queue_ordered_fn fs/btrfs/ordered-data.c:368 [inline] btrfs_finish_ordered_extent+0x21a/0x3c0 fs/btrfs/ordered-data.c:387 btrfs_finish_compressed_write_work+0xb6/0x290 fs/btrfs/compression.c:322 process_one_work kernel/workqueue.c:2633 [inline] process_scheduled_works+0x913/0x1420 kernel/workqueue.c:2706 worker_thread+0xa5f/0x1000 kernel/workqueue.c:2787 kthread+0x2ef/0x390 kernel/kthread.c:388 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1b/0x30 arch/x86/entry/entry_64.S:242