------------[ cut here ]------------
WARNING: CPU: 1 PID: 5783 at include/linux/backing-dev.h:256 inode_to_wb include/linux/backing-dev.h:252 [inline]
WARNING: CPU: 1 PID: 5783 at include/linux/backing-dev.h:256 folio_account_dirtied mm/page-writeback.c:2640 [inline]
WARNING: CPU: 1 PID: 5783 at include/linux/backing-dev.h:256 __folio_mark_dirty+0x912/0x1110 mm/page-writeback.c:2691
Modules linked in:
CPU: 1 PID: 5783 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:inode_to_wb include/linux/backing-dev.h:252 [inline]
RIP: 0010:folio_account_dirtied mm/page-writeback.c:2640 [inline]
RIP: 0010:__folio_mark_dirty+0x912/0x1110 mm/page-writeback.c:2691
Code: e9 92 f8 ff ff e8 7e 1e cf ff 0f 0b e9 d9 f8 ff ff e8 72 1e cf ff 48 89 df 48 8b 74 24 28 e8 e5 b5 2d 00 eb a6 e8 5e 1e cf ff <0f> 0b e9 84 fb ff ff 89 c2 80 e2 07 80 c2 03 38 ca 0f 8c f2 f8 ff
RSP: 0000:ffffc9000468f8c0 EFLAGS: 00010093
RAX: ffffffff81b671e2 RBX: ffffea0001f79580 RCX: ffff88801abe8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffea0001f79587 R09: 1ffffd40003ef2b0
R10: dffffc0000000000 R11: fffff940003ef2b1 R12: 1ffff11029190df1
R13: ffff888148c86e10 R14: 0000000000000000 R15: ffff888148c86f88
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f769f1bc000 CR3: 000000002b32e000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 mark_buffer_dirty+0x26e/0x4d0 fs/buffer.c:1212
 gfs2_unpin+0x125/0x9a0 fs/gfs2/lops.c:111
 buf_lo_after_commit+0x15e/0x1b0 fs/gfs2/lops.c:745
 lops_after_commit fs/gfs2/lops.h:51 [inline]
 gfs2_log_flush+0x1094/0x24b0 fs/gfs2/log.c:1117
 gfs2_kill_sb+0x5d/0x320 fs/gfs2/ops_fstype.c:1789
 deactivate_locked_super+0x97/0x100 fs/super.c:481
 cleanup_mnt+0x429/0x4c0 fs/namespace.c:1250
 task_work_run+0x1ce/0x250 kernel/task_work.c:239
 exit_task_work include/linux/task_work.h:43 [inline]
 do_exit+0x90b/0x23c0 kernel/exit.c:883
 do_group_exit+0x21b/0x2d0 kernel/exit.c:1024
 __do_sys_exit_group kernel/exit.c:1035 [inline]
 __se_sys_exit_group kernel/exit.c:1033 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1033
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fe29618eba9
Code: Unable to access opcode bytes at 0x7fe29618eb7f.
RSP: 002b:00007fff3af326e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fe296211c77 RCX: 00007fe29618eba9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000010 R08: 00007fff3af30486 R09: 00007fff3af339a0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff3af339a0
R13: 00007fe296211c05 R14: 000055555d8114a8 R15: 00007fff3af34a70
 </TASK>