loop7: detected capacity change from 0 to 32768
BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop7 (7:7) scanned by syz.7.226 (8217)
BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 0 UID: 0 PID: 8217 Comm: syz.7.226 Not tainted syzkaller #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
 seqcount_lockdep_reader_access+0xb0/0xf8 include/linux/seqlock.h:72
 ktime_get+0x68/0x218 kernel/time/timekeeping.c:824
 hrtimer_cb_get_time include/linux/hrtimer.h:164 [inline]
 start_dl_timer+0x1b8/0x428 kernel/sched/deadline.c:1105
 update_curr_dl_se+0x364/0x5f4 kernel/sched/deadline.c:1498
 dl_server_update+0x84/0xb0 kernel/sched/deadline.c:1584
 update_curr+0x338/0x600 kernel/sched/fair.c:1243
 enqueue_entity+0x70/0x9ec kernel/sched/fair.c:5253
 enqueue_task_fair+0x774/0x104c kernel/sched/fair.c:6876
 enqueue_task+0x7c/0x2f4 kernel/sched/core.c:2090
 activate_task kernel/sched/core.c:2132 [inline]
 ttwu_do_activate+0x1a4/0x764 kernel/sched/core.c:3741
 ttwu_queue kernel/sched/core.c:4004 [inline]
 try_to_wake_up+0x4c4/0xe24 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
 __lru_add_drain_all+0x368/0x4dc mm/swap.c:876
 lru_add_drain_all+0x18/0x24 mm/swap.c:890
 invalidate_bdev+0x78/0xa4 block/bdev.c:101
 btrfs_get_bdev_and_sb+0x124/0x328 fs/btrfs/volumes.c:497
 btrfs_open_one_device fs/btrfs/volumes.c:662 [inline]
 open_fs_devices+0x160/0x1010 fs/btrfs/volumes.c:1245
 btrfs_open_devices+0xf8/0x180 fs/btrfs/volumes.c:1323
 btrfs_get_tree_super fs/btrfs/super.c:1939 [inline]
 btrfs_get_tree_subvol fs/btrfs/super.c:2091 [inline]
 btrfs_get_tree+0xadc/0x159c fs/btrfs/super.c:2125
 vfs_get_tree+0x90/0x28c fs/super.c:1815
 do_new_mount+0x278/0x7f4 fs/namespace.c:3808
 path_mount+0x5b4/0xde0 fs/namespace.c:4123
 do_mount fs/namespace.c:4136 [inline]
 __do_sys_mount fs/namespace.c:4347 [inline]
 __se_sys_mount fs/namespace.c:4324 [inline]
 __arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4324
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x254 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+0x5c/0x254 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
BTRFS info (device loop7): first mount of filesystem e417788f-7a09-42b2-9266-8ddc5d5d35d2
BTRFS info (device loop7): using xxhash64 (xxhash64-generic) checksum algorithm
BTRFS info (device loop7): enabling ssd optimizations
BTRFS info (device loop7): enabling free space tree