BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 1 UID: 0 PID: 13 Comm: kworker/u8:1 Not tainted 6.13.0-rc2-syzkaller-g146ff2c261f3 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: xfs_iwalk-10557 xfs_pwork_work Call trace: show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:484 (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 lock_hrtimer_base kernel/time/hrtimer.c:175 [inline] hrtimer_try_to_cancel+0x208/0x3a4 kernel/time/hrtimer.c:1326 update_curr_dl_se+0xf4/0x530 kernel/sched/deadline.c:1509 dl_server_update+0x68/0x7c kernel/sched/deadline.c:1624 update_curr+0x3fc/0x994 kernel/sched/fair.c:1245 dequeue_entity+0x3c/0x118c kernel/sched/fair.c:5486 dequeue_entities+0x218/0xcd8 kernel/sched/fair.c:7108 dequeue_task_fair+0x254/0x524 kernel/sched/fair.c:7202 dequeue_task kernel/sched/core.c:2098 [inline] block_task kernel/sched/core.c:2131 [inline] try_to_block_task kernel/sched/core.c:6593 [inline] __schedule+0x5a0/0x27f0 kernel/sched/core.c:6705 __schedule_loop kernel/sched/core.c:6833 [inline] schedule+0xbc/0x238 kernel/sched/core.c:6848 schedule_timeout+0xb4/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common+0x30c/0x468 kernel/sched/completion.c:95 __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion+0x48/0x60 kernel/sched/completion.c:148 xfs_buf_iowait+0xf4/0x5a8 fs/xfs/xfs_buf.c:1693 __xfs_buf_submit+0x394/0x7fc fs/xfs/xfs_buf.c:1773 xfs_buf_submit fs/xfs/xfs_buf.c:61 [inline] _xfs_buf_read fs/xfs/xfs_buf.c:809 [inline] xfs_buf_read_map+0x3a0/0x9ec fs/xfs/xfs_buf.c:873 xfs_trans_read_buf_map+0x20c/0xae8 fs/xfs/xfs_trans_buf.c:304 xfs_trans_read_buf fs/xfs/xfs_trans.h:213 [inline] xfs_btree_read_buf_block+0x274/0x434 fs/xfs/libxfs/xfs_btree.c:1396 xfs_btree_lookup_get_block+0x2a8/0x500 fs/xfs/libxfs/xfs_btree.c:1897 xfs_btree_lookup+0x438/0x12d4 fs/xfs/libxfs/xfs_btree.c:2008 xfs_rmap_lookup_le fs/xfs/libxfs/xfs_rmap.c:54 [inline] xfs_rmap_map+0x2c4/0x1304 fs/xfs/libxfs/xfs_rmap.c:981 __xfs_rmap_finish_intent+0x148/0x188 fs/xfs/libxfs/xfs_rmap.c:2540 xfs_rmap_finish_one+0x490/0x7b8 fs/xfs/libxfs/xfs_rmap.c:2620 xfs_rmap_update_finish_item+0x34/0x58 fs/xfs/xfs_rmap_item.c:383 xfs_defer_finish_one+0x524/0xda4 fs/xfs/libxfs/xfs_defer.c:595 xfs_defer_finish_noroll+0x99c/0x156c fs/xfs/libxfs/xfs_defer.c:707 __xfs_trans_commit+0x3fc/0x10bc fs/xfs/xfs_trans.c:877 xfs_trans_commit+0x24/0x34 fs/xfs/xfs_trans.c:961 xfs_dquot_disk_alloc+0x814/0xc0c fs/xfs/xfs_dquot.c:409 xfs_qm_dqread+0x1b0/0x718 fs/xfs/xfs_dquot.c:694 xfs_qm_dqget+0x274/0x670 fs/xfs/xfs_dquot.c:906 xfs_qm_quotacheck_dqadjust+0xe0/0x624 fs/xfs/xfs_qm.c:1297 xfs_qm_dqusage_adjust+0x550/0x764 fs/xfs/xfs_qm.c:1419 xfs_iwalk_ag_recs+0x43c/0x828 fs/xfs/xfs_iwalk.c:209 xfs_iwalk_run_callbacks+0x1c0/0x3f4 fs/xfs/xfs_iwalk.c:370 xfs_iwalk_ag+0x8cc/0x9c0 fs/xfs/xfs_iwalk.c:476 xfs_iwalk_ag_work+0x10c/0x1a8 fs/xfs/xfs_iwalk.c:625 xfs_pwork_work+0x80/0x1a4 fs/xfs/xfs_pwork.c:47 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