------------[ cut here ]------------
WARNING: CPU: 1 PID: 4419 at include/linux/backing-dev.h:247 inode_to_wb include/linux/backing-dev.h:243 [inline]
WARNING: CPU: 1 PID: 4419 at include/linux/backing-dev.h:247 folio_account_dirtied mm/page-writeback.c:2587 [inline]
WARNING: CPU: 1 PID: 4419 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 mm/page-writeback.c:2638
Modules linked in:
CPU: 1 PID: 4419 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/26/2026
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+0x8a0/0xcd8 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+0x8a0/0xcd8 mm/page-writeback.c:2638
sp : ffff8000209a72c0
x29: ffff8000209a72e0 x28: 1fffff80006587a8 x27: dfff800000000000
x26: 0000000000000000 x25: ffff0000c0494990 x24: 0000000000000001
x23: 0000000000000000 x22: fffffc00032c3d48 x21: 1fffe00018092932
x20: ffff0000d9cfa250 x19: fffffc00032c3d40 x18: ffff800011b8bf60
x17: ffff800018349000 x16: ffff8000082d7ca0 x15: ffff800017e2a000
x14: 0000000000000001 x13: 1fffe00018092932 x12: 0000000000ff0100
x11: ff00800008708b70 x10: 0000000000000000 x9 : ffff800008708b70
x8 : ffff0000de3c8000 x7 : ffff800008708314 x6 : 0000000000000000
x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a56aa8
x2 : ffff0000ce93e060 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+0x8a0/0xcd8 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+0x120/0x8fc 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+0xc00/0x1b20 fs/gfs2/log.c:1117
 do_sync+0x8cc/0xaec fs/gfs2/quota.c:986
 gfs2_quota_sync+0x2cc/0x500 fs/gfs2/quota.c:1329
 gfs2_sync_fs+0x4c/0xc4 fs/gfs2/super.c:664
 sync_filesystem+0xe8/0x218 fs/sync.c:56
 generic_shutdown_super+0x70/0x324 fs/super.c:474
 kill_block_super+0x70/0xdc fs/super.c:1470
 gfs2_kill_sb+0xc0/0xd4 fs/gfs2/ops_fstype.c:-1
 deactivate_locked_super+0xac/0x120 fs/super.c:332
 deactivate_super+0xe4/0x104 fs/super.c:363
 cleanup_mnt+0x390/0x418 fs/namespace.c:1191
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1198
 task_work_run+0x1ec/0x278 kernel/task_work.c:203
 get_signal+0x111c/0x1304 kernel/signal.c:2648
 do_signal arch/arm64/kernel/signal.c:1095 [inline]
 do_notify_resume+0x33c/0x2aa4 arch/arm64/kernel/signal.c:1148
 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: 157944
hardirqs last  enabled at (157943): [<ffff800008935978>] folio_memcg_lock+0xe8/0x1f4 mm/memcontrol.c:2113
hardirqs last disabled at (157944): [<ffff800011b13848>] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline]
hardirqs last disabled at (157944): [<ffff800011b13848>] _raw_spin_lock_irqsave+0xa4/0xb0 kernel/locking/spinlock.c:162
softirqs last  enabled at (157652): [<ffff800008030954>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (157650): [<ffff800008030920>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---