BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 0 PID: 1984 Comm: kworker/u8:7 Not tainted 6.10.0-rc7-syzkaller-gc912bf709078 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Workqueue: btrfs-qgroup-rescan btrfs_work_helper
Call trace:
 dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:317
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:324
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:114
 dump_stack+0x1c/0x28 lib/dump_stack.c:123
 lookup_chain_cache_add kernel/locking/lockdep.c:3816 [inline]
 validate_chain kernel/locking/lockdep.c:3837 [inline]
 __lock_acquire+0x1c58/0x763c kernel/locking/lockdep.c:5137
 lock_acquire+0x240/0x728 kernel/locking/lockdep.c:5754
 local_lock_acquire+0x3c/0x98 include/linux/local_lock_internal.h:29
 put_cpu_partial+0x64/0x1c0 mm/slub.c:3042
 get_partial_node+0x128/0x404 mm/slub.c:2702
 get_partial mm/slub.c:2790 [inline]
 ___slab_alloc+0x6f0/0xf38 mm/slub.c:3647
 __slab_alloc+0x74/0xd0 mm/slub.c:3757
 __slab_alloc_node mm/slub.c:3810 [inline]
 slab_alloc_node mm/slub.c:3990 [inline]
 kmalloc_trace_noprof+0x294/0x374 mm/slub.c:4149
 kmalloc_noprof include/linux/slab.h:660 [inline]
 ulist_add_merge+0x144/0x42c fs/btrfs/ulist.c:209
 ulist_add+0x40/0x54 fs/btrfs/ulist.c:194
 find_parent_nodes+0x53d4/0x5df4 fs/btrfs/backref.c:1599
 btrfs_find_all_roots_safe+0x198/0x41c fs/btrfs/backref.c:1768
 btrfs_find_all_roots+0x88/0xf4 fs/btrfs/backref.c:1799
 qgroup_rescan_leaf fs/btrfs/qgroup.c:3690 [inline]
 btrfs_qgroup_rescan_worker+0xd50/0x1750 fs/btrfs/qgroup.c:3755
 btrfs_work_helper+0x340/0xd28 fs/btrfs/async-thread.c:314
 process_one_work+0x79c/0x15b8 kernel/workqueue.c:3248
 process_scheduled_works kernel/workqueue.c:3329 [inline]
 worker_thread+0x938/0xecc kernel/workqueue.c:3409
 kthread+0x288/0x310 kernel/kthread.c:389
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
BTRFS info (device loop3): qgroup scan completed (inconsistency flag cleared)