BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 0 PID: 79 Comm: kworker/0:1H Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/02/2026
Workqueue: xfs-log/loop5 xlog_ioend_work
Call trace:
 dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3772 [inline]
 validate_chain kernel/locking/lockdep.c:3793 [inline]
 __lock_acquire+0x1810/0x6610 kernel/locking/lockdep.c:5049
 lock_acquire+0x20c/0x638 kernel/locking/lockdep.c:5662
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x6c/0xb0 kernel/locking/spinlock.c:162
 __debug_check_no_obj_freed lib/debugobjects.c:968 [inline]
 debug_check_no_obj_freed+0xa0/0x454 lib/debugobjects.c:1009
 slab_free_hook mm/slub.c:1704 [inline]
 slab_free_freelist_hook+0x104/0x1e8 mm/slub.c:1755
 slab_free mm/slub.c:3687 [inline]
 __kmem_cache_free+0xbc/0x21c mm/slub.c:3700
 kfree+0xd0/0x1a8 mm/slab_common.c:988
 kvfree+0x40/0x50 mm/util.c:627
 kmem_free fs/xfs/kmem.h:62 [inline]
 xlog_cil_free_logvec fs/xfs/xfs_log_cil.c:695 [inline]
 xlog_cil_committed+0x450/0xcf0 fs/xfs/xfs_log_cil.c:806
 xlog_cil_process_committed+0x120/0x178 fs/xfs/xfs_log_cil.c:823
 xlog_state_do_iclog_callbacks fs/xfs/xfs_log.c:2795 [inline]
 xlog_state_do_callback+0x5bc/0xed0 fs/xfs/xfs_log.c:2820
 xlog_state_done_syncing+0x19c/0x410 fs/xfs/xfs_log.c:2873
 xlog_ioend_work+0xbc/0xf8 fs/xfs/xfs_log.c:1396
 process_one_work+0x7e4/0x13bc kernel/workqueue.c:2292
 worker_thread+0x8cc/0xfe8 kernel/workqueue.c:2439
 kthread+0x254/0x2e0 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850