------------[ cut here ]------------ Looking for class "->lock" with key rcu_pending_init.__key, but found a different class "&p->lock" with the same key WARNING: CPU: 0 PID: 6431 at kernel/locking/lockdep.c:939 look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:936 Modules linked in: CPU: 0 UID: 0 PID: 6431 Comm: syz-executor Not tainted 6.13.0-rc7-syzkaller-g1950a0af2d55 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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 : ffff8000a4f173e0 x29: ffff8000a4f173e0 x28: dfff800000000000 x27: 0000000000000000 x26: ffff8000974df900 x25: ffff8000974df000 x24: 0000000000000001 x23: 0000000000000000 x22: 1ffff00011f340ca x21: ffff800097686dc0 x20: fffffdffbf7876b0 x19: ffff80009300bad8 x18: 0000000000000008 x17: 20747562202c7965 x16: ffff80008327a354 x15: 0000000000000001 x14: 1fffe000366fc6ea x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000003 x10: 0000000000ff0100 x9 : 8c49847129d01500 x8 : 8c49847129d01500 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff8000a4f16b18 x4 : ffff80008fa90460 x3 : ffff80008073e504 x2 : 0000000000000001 x1 : 0000000100000001 x0 : 0000000000000000 Call trace: look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:936 (P) 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_has_pending_or_armed fs/bcachefs/rcu_pending.c:576 [inline] rcu_pending_exit+0x124/0x660 fs/bcachefs/rcu_pending.c:594 bch2_fs_btree_key_cache_exit+0x7ec/0x8f4 fs/bcachefs/btree_key_cache.c:742 __bch2_fs_free fs/bcachefs/super.c:556 [inline] bch2_fs_release+0x1fc/0x728 fs/bcachefs/super.c:611 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x2a8/0x41c lib/kobject.c:737 bch2_fs_free+0x2c4/0x334 fs/bcachefs/super.c:673 bch2_kill_sb+0x48/0x58 fs/bcachefs/fs.c:2279 deactivate_locked_super+0xc4/0x12c fs/super.c:473 deactivate_super+0xe0/0x100 fs/super.c:506 cleanup_mnt+0x34c/0x3dc fs/namespace.c:1373 __cleanup_mnt+0x20/0x30 fs/namespace.c:1380 task_work_run+0x230/0x2e0 kernel/task_work.c:239 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline] el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 477858 hardirqs last enabled at (477857): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (477857): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (477858): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (477858): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (477028): [] softirq_handle_end kernel/softirq.c:407 [inline] softirqs last enabled at (477028): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589 softirqs last disabled at (477003): [] __do_softirq+0x14/0x20 kernel/softirq.c:595 ---[ end trace 0000000000000000 ]---