------------[ cut here ]------------
Looking for class "ock" with key rcu_pending_init.__key, but found a different class "&p->lock" with the same key
WARNING: CPU: 1 PID: 242 at kernel/locking/lockdep.c:939 look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:936
Modules linked in:
CPU: 1 UID: 0 PID: 242 Comm: kworker/u8:4 Not tainted 6.13.0-rc2-syzkaller-g2e7aff49b5da #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Workqueue: writeback wb_workfn (flush-bcachefs-8)
pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:936
lr : look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:936
sp : ffff80009bbe5de0
x29: ffff80009bbe5de0 x28: dfff800000000000 x27: 0000000000000000
x26: ffff8000974a1900 x25: ffff8000974a1000 x24: 0000000000000001
x23: 0000000000000000 x22: 1ffff00011f300ca x21: ffff800097648e40
x20: fffffdffbf704880 x19: ffff800092fea570 x18: 0000000000000008
x17: 756f662074756220 x16: ffff80008326d65c x15: 0000000000000001
x14: 1fffe000366c5eea x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000003 x10: 0000000000ff0100 x9 : b77e3df16e6add00
x8 : b77e3df16e6add00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff80009bbe5518 x4 : ffff80008fa6f860 x3 : ffff80008073b194
x2 : 0000000000000001 x1 : 0000000100000001 x0 : 0000000000000000
Call trace:
 look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:936 (P)
 look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:936 (L)
 register_lock_class+0x8c/0x6b4 kernel/locking/lockdep.c:1290
 __lock_acquire+0x18c/0x7904 kernel/locking/lockdep.c:5101
 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5849
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0x58/0x70 kernel/locking/spinlock.c:170
 spin_lock_irq include/linux/spinlock.h:376 [inline]
 rcu_pending_pcpu_dequeue+0x38/0x23c fs/bcachefs/rcu_pending.c:522
 rcu_pending_dequeue+0x44/0x54 fs/bcachefs/rcu_pending.c:552
 bkey_cached_alloc fs/bcachefs/btree_key_cache.c:143 [inline]
 btree_key_cache_create fs/bcachefs/btree_key_cache.c:220 [inline]
 btree_key_cache_fill+0x334/0x1e18 fs/bcachefs/btree_key_cache.c:309
 bch2_btree_path_traverse_cached+0x5e4/0x900 fs/bcachefs/btree_key_cache.c:361
 bch2_btree_path_traverse_one+0x364/0x2b30 fs/bcachefs/btree_iter.c:1159
 bch2_btree_path_traverse fs/bcachefs/btree_iter.h:247 [inline]
 bch2_btree_iter_peek_slot+0x7e0/0x231c fs/bcachefs/btree_iter.c:2629
 __bch2_bkey_get_iter fs/bcachefs/btree_iter.h:575 [inline]
 bch2_bkey_get_iter fs/bcachefs/btree_iter.h:589 [inline]
 __bch2_inode_peek+0x194/0x460 fs/bcachefs/inode.c:346
 bch2_inode_peek fs/bcachefs/inode.h:127 [inline]
 bch2_write_inode+0x168/0x39c fs/bcachefs/fs.c:92
 bch2_vfs_write_inode+0x88/0xd4 fs/bcachefs/fs.c:1802
 write_inode fs/fs-writeback.c:1525 [inline]
 __writeback_single_inode+0x5a0/0x15a4 fs/fs-writeback.c:1745
 writeback_sb_inodes+0x650/0x1088 fs/fs-writeback.c:1976
 wb_writeback+0x3e0/0xe9c fs/fs-writeback.c:2156
 wb_do_writeback fs/fs-writeback.c:2303 [inline]
 wb_workfn+0x38c/0x1048 fs/fs-writeback.c:2343
 process_one_work+0x7a8/0x15cc kernel/workqueue.c:3229
 process_scheduled_works kernel/workqueue.c:3310 [inline]
 worker_thread+0x97c/0xeec kernel/workqueue.c:3391
 kthread+0x288/0x310 kernel/kthread.c:389
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
irq event stamp: 742208
hardirqs last  enabled at (742207): [<ffff800080beeb70>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (742208): [<ffff80008b6a9b44>] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline]
hardirqs last disabled at (742208): [<ffff80008b6a9b44>] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170
softirqs last  enabled at (742112): [<ffff80008030d534>] softirq_handle_end kernel/softirq.c:400 [inline]
softirqs last  enabled at (742112): [<ffff80008030d534>] handle_softirqs+0xb44/0xd34 kernel/softirq.c:582
softirqs last disabled at (742107): [<ffff800080020db4>] __do_softirq+0x14/0x20 kernel/softirq.c:588
---[ end trace 0000000000000000 ]---
BTRFS warning (device loop0): checksum verify failed on logical 1052672 mirror 1 wanted 0x241313e5e22152213429419a4fa60bdedb0d9d2e9150d3150eb32f4ce752aa44 found 0xe83e3d6ceef7bea85baf2edee1f2bc896e97a2caf122e8632552793f5e78ccf7 level 0
bcachefs (loop3): bch2_write_super(): fatal error  loop3: Superblock write was silently dropped! (seq 0 expected 54)
bcachefs (loop3): fatal error - emergency read only