loop5: detected capacity change from 0 to 32768
XFS: ikeep mount option is deprecated.
XFS (loop5): Mounting V5 Filesystem
XFS (loop5): Ending clean mount
BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 10125 Comm: syz.5.974 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2026
Call trace:
 dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3844 [inline]
 validate_chain kernel/locking/lockdep.c:3865 [inline]
 __lock_acquire+0x2618/0x7280 kernel/locking/lockdep.c:5171
 lock_acquire+0x210/0x63c kernel/locking/lockdep.c:5790
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x6c/0xb0 kernel/locking/spinlock.c:162
 __percpu_counter_sum+0x3c/0x1ec lib/percpu_counter.c:130
 percpu_counter_sum include/linux/percpu_counter.h:86 [inline]
 __percpu_counter_compare+0xc0/0x13c lib/percpu_counter.c:234
 xfs_mod_freecounter+0x78/0x3fc fs/xfs/xfs_mount.c:1184
 xfs_mod_fdblocks fs/xfs/xfs_mount.h:535 [inline]
 xfs_trans_reserve+0xac/0x5a0 fs/xfs/xfs_trans.c:165
 xfs_trans_alloc+0x438/0x938 fs/xfs/xfs_trans.c:283
 xfs_qm_qino_alloc+0x30c/0x79c fs/xfs/xfs_qm.c:779
 xfs_qm_init_quotainos+0x4c0/0x624 fs/xfs/xfs_qm.c:1592
 xfs_qm_init_quotainfo+0xf0/0xf1c fs/xfs/xfs_qm.c:643
 xfs_qm_mount_quotas+0x98/0x53c fs/xfs/xfs_qm.c:1460
 xfs_mountfs+0x116c/0x1740 fs/xfs/xfs_mount.c:960
 xfs_fs_fill_super+0xdec/0x104c fs/xfs/xfs_super.c:1690
 get_tree_bdev+0x35c/0x54c fs/super.c:1377
 xfs_fs_get_tree+0x28/0x38 fs/xfs/xfs_super.c:1737
 vfs_get_tree+0x90/0x278 fs/super.c:1584
 do_new_mount+0x228/0x804 fs/namespace.c:3078
 path_mount+0x5ac/0xe6c fs/namespace.c:3408
 do_mount fs/namespace.c:3421 [inline]
 __do_sys_mount fs/namespace.c:3629 [inline]
 __se_sys_mount fs/namespace.c:3606 [inline]
 __arm64_sys_mount+0x4a0/0x5a0 fs/namespace.c:3606
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c 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
XFS (loop5): Quotacheck needed: Please wait.
XFS (loop5): Quotacheck: Done.