ocfs2: Mounting device (7,4) on (node local, slot 0) with ordered data mode. BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 0 PID: 10296 Comm: syz.4.728 Tainted: G W 6.1.121-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 lookup_chain_cache_add kernel/locking/lockdep.c:3772 [inline] validate_chain kernel/locking/lockdep.c:3793 [inline] __lock_acquire+0x1b88/0x7680 kernel/locking/lockdep.c:5049 lock_acquire+0x26c/0x7cc kernel/locking/lockdep.c:5662 do_write_seqcount_begin_nested include/linux/seqlock.h:515 [inline] do_write_seqcount_begin include/linux/seqlock.h:541 [inline] psi_group_change+0x278/0x134c kernel/sched/psi.c:801 psi_task_change+0xf4/0x228 kernel/sched/psi.c:924 psi_enqueue kernel/sched/stats.h:145 [inline] enqueue_task kernel/sched/core.c:2052 [inline] activate_task+0x268/0x2d0 kernel/sched/core.c:2084 ttwu_do_activate+0x150/0x25c kernel/sched/core.c:3696 ttwu_queue kernel/sched/core.c:3901 [inline] try_to_wake_up+0x514/0xe60 kernel/sched/core.c:4224 wake_up_process+0x18/0x24 kernel/sched/core.c:4358 wake_up_worker kernel/workqueue.c:859 [inline] insert_work+0x2ac/0x384 kernel/workqueue.c:1369 __queue_work+0xd48/0x136c kernel/workqueue.c:1520 queue_work_on+0xc0/0x16c kernel/workqueue.c:1548 queue_work include/linux/workqueue.h:512 [inline] loop_queue_work drivers/block/loop.c:892 [inline] loop_queue_rq+0x978/0xae0 drivers/block/loop.c:1873 __blk_mq_issue_directly block/blk-mq.c:2631 [inline] __blk_mq_try_issue_directly+0x430/0x6c0 block/blk-mq.c:2684 blk_mq_try_issue_directly+0x3c/0x1d8 block/blk-mq.c:2708 blk_mq_submit_bio+0x1088/0x1d08 block/blk-mq.c:3045 __submit_bio+0x214/0x2a0 block/blk-core.c:591 __submit_bio_noacct_mq block/blk-core.c:668 [inline] submit_bio_noacct_nocheck+0x794/0xbf8 block/blk-core.c:697 submit_bio_noacct+0xce8/0x1728 block/blk-core.c:792 submit_bio+0x2c0/0x45c block/blk-core.c:837 submit_bh_wbc+0x398/0x468 fs/buffer.c:2702 submit_bh+0x2c/0x3c fs/buffer.c:2707 ocfs2_read_blocks+0xbb4/0x17e0 fs/ocfs2/buffer_head_io.c:330 ocfs2_read_inode_block_full fs/ocfs2/inode.c:1593 [inline] ocfs2_read_inode_block+0xf0/0x1a8 fs/ocfs2/inode.c:1605 ocfs2_get_clusters+0x31c/0x964 fs/ocfs2/extent_map.c:615 ocfs2_extent_map_get_blocks+0x1d8/0x650 fs/ocfs2/extent_map.c:668 ocfs2_read_virt_blocks+0x2e0/0x9f8 fs/ocfs2/extent_map.c:977 ocfs2_read_quota_block+0x180/0x3ac fs/ocfs2/quota_local.c:147 ocfs2_local_check_quota_file+0x154/0xe18 fs/ocfs2/quota_local.c:175 dquot_load_quota_sb+0x5b0/0xb1c fs/quota/dquot.c:2463 dquot_load_quota_inode+0x280/0x4f4 fs/quota/dquot.c:2507 ocfs2_enable_quotas+0x17c/0x3cc fs/ocfs2/super.c:926 ocfs2_fill_super+0x3aa4/0x48c4 fs/ocfs2/super.c:1139 mount_bdev+0x274/0x370 fs/super.c:1443 ocfs2_mount+0x44/0x58 fs/ocfs2/super.c:1186 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1573 do_new_mount+0x278/0x8fc fs/namespace.c:3056 path_mount+0x590/0xe5c fs/namespace.c:3386 do_mount fs/namespace.c:3399 [inline] __do_sys_mount fs/namespace.c:3607 [inline] __se_sys_mount fs/namespace.c:3584 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3584 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585