------------[ cut here ]------------
WARNING: CPU: 1 PID: 4298 at include/linux/backing-dev.h:247 inode_to_wb include/linux/backing-dev.h:243 [inline]
WARNING: CPU: 1 PID: 4298 at include/linux/backing-dev.h:247 folio_account_dirtied mm/page-writeback.c:2587 [inline]
WARNING: CPU: 1 PID: 4298 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xce0 mm/page-writeback.c:2638
Modules linked in:
CPU: 1 PID: 4298 Comm: gfs2_quotad Not tainted 6.1.141-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : inode_to_wb include/linux/backing-dev.h:243 [inline]
pc : folio_account_dirtied mm/page-writeback.c:2587 [inline]
pc : __folio_mark_dirty+0x8a0/0xce0 mm/page-writeback.c:2638
lr : inode_to_wb include/linux/backing-dev.h:243 [inline]
lr : folio_account_dirtied mm/page-writeback.c:2587 [inline]
lr : __folio_mark_dirty+0x8a0/0xce0 mm/page-writeback.c:2638
sp : ffff8000207877c0
x29: ffff8000207877e0 x28: 1fffff8000695a48 x27: dfff800000000000
x26: 0000000000000000 x25: ffff0000c0484990 x24: 0000000000000001
x23: 0000000000000000 x22: fffffc00034ad248 x21: 1fffe00018090932
x20: ffff0000ddb397c0 x19: fffffc00034ad240 x18: ffff800011a7bce0
x17: ffff8000181a1000 x16: ffff8000082d0750 x15: ffff800017c81fc0
x14: ffff0000d5ab4218 x13: 1ffff00002a0e0b1 x12: 0000000000ff0100
x11: ff008000086fa924 x10: 0000000000000000 x9 : ffff8000086fa924
x8 : ffff0000d5ab3780 x7 : ffff8000086fa0c8 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a45288
x2 : ffff0000ce2ee060 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 inode_to_wb include/linux/backing-dev.h:243 [inline]
 folio_account_dirtied mm/page-writeback.c:2587 [inline]
 __folio_mark_dirty+0x8a0/0xce0 mm/page-writeback.c:2638
 __set_page_dirty include/linux/pagemap.h:1088 [inline]
 mark_buffer_dirty+0x2b8/0x5cc fs/buffer.c:1105
 gfs2_unpin+0x120/0x914 fs/gfs2/lops.c:111
 buf_lo_after_commit+0x140/0x188 fs/gfs2/lops.c:747
 lops_after_commit fs/gfs2/lops.h:49 [inline]
 gfs2_log_flush+0xbc8/0x1aa0 fs/gfs2/log.c:1116
 do_sync+0x88c/0xa94 fs/gfs2/quota.c:986
 gfs2_quota_sync+0x2e0/0x528 fs/gfs2/quota.c:1329
 quotad_check_timeo fs/gfs2/quota.c:1519 [inline]
 gfs2_quotad+0x2d8/0x4fc fs/gfs2/quota.c:1566
 kthread+0x250/0x2d8 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864
irq event stamp: 266
hardirqs last  enabled at (265): [<ffff800008925b4c>] folio_memcg_lock+0xe8/0x1fc mm/memcontrol.c:2113
hardirqs last disabled at (266): [<ffff800011a07b40>] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline]
hardirqs last disabled at (266): [<ffff800011a07b40>] _raw_spin_lock_irqsave+0xa4/0xb4 kernel/locking/spinlock.c:162
softirqs last  enabled at (0): [<ffff8000081877d4>] copy_process+0x1244/0x3670 kernel/fork.c:2296
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---