BTRFS info (device loop5): enabling ssd optimizations
BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 PID: 15819 Comm: syz.5.2313 Not tainted 6.1.128-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
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/0x5c 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
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x6c/0xb4 kernel/locking/spinlock.c:162
 remove_entity_load_avg kernel/sched/fair.c:4244 [inline]
 migrate_task_rq_fair+0x12c/0x7a0 kernel/sched/fair.c:7544
 set_task_cpu+0x140/0x72c kernel/sched/core.c:3154
 try_to_wake_up+0x43c/0xe60 kernel/sched/core.c:4218
 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]
 btrfs_queue_work+0x26c/0x520 fs/btrfs/async-thread.c:320
 btrfs_cache_block_group+0x470/0x688 fs/btrfs/block-group.c:807
 find_free_extent+0x2c60/0x48c0 fs/btrfs/extent-tree.c:4430
 btrfs_reserve_extent+0x364/0x680 fs/btrfs/extent-tree.c:4604
 btrfs_alloc_tree_block+0x1b4/0x1478 fs/btrfs/extent-tree.c:5017
 btrfs_force_cow_block+0x3f0/0x1b48 fs/btrfs/ctree.c:443
 btrfs_cow_block+0x2e8/0x71c fs/btrfs/ctree.c:616
 btrfs_search_slot+0xb64/0x2928 fs/btrfs/ctree.c:2080
 btrfs_insert_empty_items+0xa4/0x178 fs/btrfs/ctree.c:4178
 btrfs_create_new_inode+0xdac/0x2448 fs/btrfs/inode.c:6553
 btrfs_create_common+0x1bc/0x2b8 fs/btrfs/inode.c:6784
 btrfs_create+0x104/0x128 fs/btrfs/inode.c:6824
 lookup_open fs/namei.c:3482 [inline]
 open_last_lookups fs/namei.c:3550 [inline]
 path_openat+0xeac/0x2548 fs/namei.c:3780
 do_filp_open+0x1bc/0x3cc fs/namei.c:3810
 do_sys_openat2+0x128/0x3e0 fs/open.c:1318
 do_sys_open fs/open.c:1334 [inline]
 __do_sys_openat fs/open.c:1350 [inline]
 __se_sys_openat fs/open.c:1345 [inline]
 __arm64_sys_openat+0x1f0/0x240 fs/open.c:1345
 __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