BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 8225 Comm: syz.1.168 Not tainted 6.17.0-rc1-syzkaller-g8f5ae30d69d7 #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3855 [inline]
 validate_chain kernel/locking/lockdep.c:3876 [inline]
 __lock_acquire+0xf9c/0x30a4 kernel/locking/lockdep.c:5237
 lock_acquire+0x14c/0x2e0 kernel/locking/lockdep.c:5868
 _raw_spin_lock_nested+0x50/0x6c kernel/locking/spinlock.c:378
 raw_spin_rq_lock_nested kernel/sched/core.c:636 [inline]
 raw_spin_rq_lock kernel/sched/sched.h:1519 [inline]
 rq_lock kernel/sched/sched.h:1841 [inline]
 ttwu_queue kernel/sched/core.c:4002 [inline]
 try_to_wake_up+0x440/0xe24 kernel/sched/core.c:4328
 wake_up_process+0x18/0x24 kernel/sched/core.c:4459
 kick_pool+0x3e0/0x58c kernel/workqueue.c:1283
 __queue_work+0xdbc/0x1210 kernel/workqueue.c:2340
 queue_work_on+0xdc/0x18c kernel/workqueue.c:2390
 queue_work include/linux/workqueue.h:669 [inline]
 btrfs_queue_work+0x254/0x454 fs/btrfs/async-thread.c:351
 btrfs_cache_block_group+0x42c/0x668 fs/btrfs/block-group.c:970
 find_free_extent+0x3f20/0x4f94 fs/btrfs/extent-tree.c:4532
 btrfs_reserve_extent+0x22c/0x624 fs/btrfs/extent-tree.c:4715
 btrfs_alloc_tree_block+0x178/0xe5c fs/btrfs/extent-tree.c:5168
 btrfs_force_cow_block+0x404/0x2044 fs/btrfs/ctree.c:517
 btrfs_cow_block+0x3d4/0x934 fs/btrfs/ctree.c:699
 btrfs_search_slot+0x9ec/0x2268 fs/btrfs/ctree.c:2097
 btrfs_insert_empty_items+0xa4/0x17c fs/btrfs/ctree.c:4284
 btrfs_insert_empty_item fs/btrfs/ctree.h:667 [inline]
 insert_balance_item+0x194/0x115c fs/btrfs/volumes.c:3688
 btrfs_balance+0x68c/0xf58 fs/btrfs/volumes.c:4577
 btrfs_ioctl_balance+0x350/0x550 fs/btrfs/ioctl.c:3577
 btrfs_ioctl+0xb04/0xc3c fs/btrfs/ioctl.c:5298
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:598 [inline]
 __se_sys_ioctl fs/ioctl.c:584 [inline]
 __arm64_sys_ioctl+0x14c/0x1c4 fs/ioctl.c:584
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x58/0x180 arch/arm64/kernel/entry-common.c:879
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:898
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
BTRFS info (device loop1): balance: start -d -m
BTRFS info (device loop1): relocating block group 63963136 flags data
BTRFS info (device loop1): 2 enospc errors during balance
BTRFS info (device loop1): balance: ended with status: -28