VFS:Filesystem freeze failed BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 10577 Comm: syz.4.655 Not tainted 6.13.0-rc3-syzkaller-g573067a5a685 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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:3851 [inline] validate_chain kernel/locking/lockdep.c:3872 [inline] __lock_acquire+0x2070/0x7904 kernel/locking/lockdep.c:5226 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5849 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162 debug_object_activate+0x80/0x4ac lib/debugobjects.c:818 debug_rcu_head_queue kernel/rcu/rcu.h:224 [inline] __call_rcu_common kernel/rcu/tree.c:3071 [inline] call_rcu+0x48/0xb00 kernel/rcu/tree.c:3190 call_rcu_hurry include/linux/rcupdate.h:115 [inline] rcu_sync_call kernel/rcu/sync.c:31 [inline] rcu_sync_exit+0xe0/0x1b8 kernel/rcu/sync.c:161 percpu_up_write+0x64/0x74 kernel/locking/percpu-rwsem.c:285 sb_freeze_unlock+0x6c/0xb4 fs/super.c:1939 freeze_super+0x8c4/0xcc0 fs/super.c:2126 fs_bdev_freeze+0x1b8/0x308 fs/super.c:1484 bdev_freeze+0xd4/0x268 block/bdev.c:257 f2fs_do_shutdown+0xac/0x694 fs/f2fs/file.c:2332 f2fs_ioc_shutdown fs/f2fs/file.c:2424 [inline] __f2fs_ioctl+0x3644/0xab60 fs/f2fs/file.c:4460 f2fs_ioctl+0x134/0x354 fs/f2fs/file.c:4543 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:906 [inline] __se_sys_ioctl fs/ioctl.c:892 [inline] __arm64_sys_ioctl+0x14c/0x1cc fs/ioctl.c:892 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600