BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 527 Comm: kworker/u8:6 Not tainted 6.14.0-rc5-syzkaller-g14d05f12084d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: btrfs-qgroup-rescan btrfs_work_helper
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:3853 [inline]
 validate_chain kernel/locking/lockdep.c:3874 [inline]
 __lock_acquire+0x2070/0x7904 kernel/locking/lockdep.c:5228
 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851
 fs_reclaim_acquire+0xb0/0x120 mm/page_alloc.c:3870
 might_alloc include/linux/sched/mm.h:318 [inline]
 slab_pre_alloc_hook mm/slub.c:4066 [inline]
 slab_alloc_node mm/slub.c:4144 [inline]
 kmem_cache_alloc_noprof+0x5c/0x410 mm/slub.c:4171
 __alloc_extent_buffer fs/btrfs/extent_io.c:2671 [inline]
 alloc_extent_buffer+0x190/0x1cbc fs/btrfs/extent_io.c:3073
 btrfs_find_create_tree_block+0x3c/0x50 fs/btrfs/disk-io.c:614
 btrfs_init_new_buffer fs/btrfs/extent-tree.c:5017 [inline]
 btrfs_alloc_tree_block+0x210/0x10c8 fs/btrfs/extent-tree.c:5130
 btrfs_force_cow_block+0x428/0x1c80 fs/btrfs/ctree.c:506
 btrfs_cow_block+0x2ec/0x7cc fs/btrfs/ctree.c:688
 btrfs_search_slot+0xa74/0x272c fs/btrfs/ctree.c:2088
 lookup_inline_extent_backref+0x344/0x1518 fs/btrfs/extent-tree.c:809
 lookup_extent_backref fs/btrfs/extent-tree.c:1061 [inline]
 __btrfs_free_extent+0x384/0x3264 fs/btrfs/extent-tree.c:3096
 run_delayed_tree_ref fs/btrfs/extent-tree.c:1753 [inline]
 run_one_delayed_ref fs/btrfs/extent-tree.c:1779 [inline]
 btrfs_run_delayed_refs_for_head fs/btrfs/extent-tree.c:1976 [inline]
 __btrfs_run_delayed_refs+0xb54/0x3798 fs/btrfs/extent-tree.c:2046
 btrfs_run_delayed_refs+0xc4/0x2e8 fs/btrfs/extent-tree.c:2158
 commit_cowonly_roots+0x574/0x750 fs/btrfs/transaction.c:1373
 btrfs_commit_transaction+0x1170/0x2ba4 fs/btrfs/transaction.c:2446
 btrfs_qgroup_rescan_worker+0x127c/0x163c fs/btrfs/qgroup.c:3853
 btrfs_work_helper+0x384/0xd60 fs/btrfs/async-thread.c:314
 process_one_work+0x810/0x1638 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x97c/0xeec kernel/workqueue.c:3400
 kthread+0x65c/0x7b0 kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)
BTRFS info (device loop0): qgroup scan completed (inconsistency flag cleared)