------------[ cut here ]------------
WARNING: CPU: 0 PID: 4426 at include/linux/backing-dev.h:247 inode_to_wb include/linux/backing-dev.h:243 [inline]
WARNING: CPU: 0 PID: 4426 at include/linux/backing-dev.h:247 folio_account_dirtied mm/page-writeback.c:2587 [inline]
WARNING: CPU: 0 PID: 4426 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8b8/0xce0 mm/page-writeback.c:2638
Modules linked in:
CPU: 0 PID: 4426 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026
pstate: 824000c5 (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+0x8b8/0xce0 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+0x8b8/0xce0 mm/page-writeback.c:2638
sp : ffff800020ef7400
x29: ffff800020ef7410 x28: 1fffff8000685cb8 x27: 0000000000000000
x26: dfff800000000000 x25: 0000000000000000 x24: ffff0000c049c998
x23: 0000000000000001 x22: 0000000000000000 x21: 1fffe00018093933
x20: ffff0000d7c0e250 x19: fffffc000342e5c0 x18: 1fffe00033e7277e
x17: ffff80001537d000 x16: ffff8000082dba2c x15: 000000000004ffff
x14: 0000000000000001 x13: 1fffe00018093933 x12: 0000000000000000
x11: ff008000087148ac x10: 0000000000000000 x9 : ffff8000087148ac
x8 : ffff0000caed0000 x7 : ffff800008714038 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a66314
x2 : ffff0000ce7be060 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+0x8b8/0xce0 mm/page-writeback.c:2638
 __set_page_dirty include/linux/pagemap.h:1090 [inline]
 mark_buffer_dirty+0x2b8/0x5c0 fs/buffer.c:1105
 gfs2_unpin+0x128/0x918 fs/gfs2/lops.c:111
 buf_lo_after_commit+0x144/0x18c fs/gfs2/lops.c:747
 lops_after_commit fs/gfs2/lops.h:49 [inline]
 __gfs2_log_flush+0x12e8/0x1bd4 fs/gfs2/log.c:1118
 gfs2_log_flush+0x3c/0x58 fs/gfs2/log.c:1180
 do_sync+0x844/0xa68 fs/gfs2/quota.c:986
 gfs2_quota_sync+0x2cc/0x4e8 fs/gfs2/quota.c:1329
 gfs2_sync_fs+0x50/0xc8 fs/gfs2/super.c:664
 sync_filesystem+0xe8/0x218 fs/sync.c:56
 generic_shutdown_super+0x74/0x32c fs/super.c:474
 kill_block_super+0x78/0xe0 fs/super.c:1470
 gfs2_kill_sb+0xc4/0xd8 fs/gfs2/ops_fstype.c:-1
 deactivate_locked_super+0xb4/0x128 fs/super.c:332
 deactivate_super+0xe4/0x104 fs/super.c:363
 cleanup_mnt+0x3a8/0x430 fs/namespace.c:1191
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1198
 task_work_run+0x1f4/0x280 kernel/task_work.c:203
 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
 do_notify_resume+0x20f8/0x2c84 arch/arm64/kernel/signal.c:1151
 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline]
 el0_svc+0x98/0x128 arch/arm64/kernel/entry-common.c:638
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 167092
hardirqs last  enabled at (167091): [<ffff800008944588>] folio_memcg_lock+0xe8/0x1f8 mm/memcontrol.c:2113
hardirqs last disabled at (167092): [<ffff800011c767f8>] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline]
hardirqs last disabled at (167092): [<ffff800011c767f8>] _raw_spin_lock_irqsave+0xa4/0xb0 kernel/locking/spinlock.c:162
softirqs last  enabled at (166918): [<ffff8000081ae3b4>] softirq_handle_end kernel/softirq.c:439 [inline]
softirqs last  enabled at (166918): [<ffff8000081ae3b4>] handle_softirqs+0xb1c/0xc90 kernel/softirq.c:624
softirqs last disabled at (166889): [<ffff800008020e6c>] __do_softirq+0x14/0x20 kernel/softirq.c:630
---[ end trace 0000000000000000 ]---