gfs2: fsid=loop0.0: first mount done, others may mount
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5073 at include/linux/backing-dev.h:253 inode_to_wb include/linux/backing-dev.h:253 [inline]
WARNING: CPU: 0 PID: 5073 at include/linux/backing-dev.h:253 folio_account_dirtied mm/page-writeback.c:2677 [inline]
WARNING: CPU: 0 PID: 5073 at include/linux/backing-dev.h:253 __folio_mark_dirty+0xba8/0xf50 mm/page-writeback.c:2728
Modules linked in:
CPU: 0 PID: 5073 Comm: syz-executor258 Not tainted 6.2.0-rc2-syzkaller-00203-g1f5abbd77e2c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
RIP: 0010:inode_to_wb include/linux/backing-dev.h:253 [inline]
RIP: 0010:folio_account_dirtied mm/page-writeback.c:2677 [inline]
RIP: 0010:__folio_mark_dirty+0xba8/0xf50 mm/page-writeback.c:2728
Code: 78 70 48 89 44 24 10 e8 46 7f 58 08 31 ff 89 c6 89 44 24 10 e8 e9 3e d3 ff 8b 44 24 10 85 c0 0f 85 62 f9 ff ff e8 28 42 d3 ff <0f> 0b e9 56 f9 ff ff e8 1c 42 d3 ff e8 57 80 58 08 31 ff 41 89 c4
RSP: 0000:ffffc90002fcf838 EFLAGS: 00010093
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
RDX: ffff888077f70100 RSI: ffffffff81ad3188 RDI: 0000000000000005
RBP: ffffea0001de3f40 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88801e007bf8
R13: ffffffff8e721a80 R14: 0000000000000293 R15: ffff88802584bd38
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000000c48e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __set_page_dirty include/linux/pagemap.h:1052 [inline]
 mark_buffer_dirty+0x70d/0xa40 fs/buffer.c:1105
 gfs2_unpin+0x109/0xcf0 fs/gfs2/lops.c:111
 buf_lo_after_commit+0x144/0x210 fs/gfs2/lops.c:747
 lops_after_commit fs/gfs2/lops.h:49 [inline]
 gfs2_log_flush+0x140f/0x28a0 fs/gfs2/log.c:1107
 gfs2_kill_sb+0x58/0x170 fs/gfs2/ops_fstype.c:1732
 deactivate_locked_super+0x98/0x160 fs/super.c:332
 deactivate_super+0xb1/0xd0 fs/super.c:363
 cleanup_mnt+0x2ae/0x3d0 fs/namespace.c:1291
 task_work_run+0x16f/0x270 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xaa8/0x2950 kernel/exit.c:867
 do_group_exit+0xd4/0x2a0 kernel/exit.c:1012
 get_signal+0x21c3/0x2450 kernel/signal.c:2859
 arch_do_signal_or_restart+0x79/0x5c0 arch/x86/kernel/signal.c:306
 exit_to_user_mode_loop kernel/entry/common.c:168 [inline]
 exit_to_user_mode_prepare+0x15f/0x250 kernel/entry/common.c:203
 irqentry_exit_to_user_mode+0x9/0x40 kernel/entry/common.c:309
 exc_page_fault+0xc0/0x170 arch/x86/mm/fault.c:1578
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:570
RIP: 0033:0x7fd5e5c53af0
Code: Unable to access opcode bytes at 0x7fd5e5c53ac6.
RSP: 002b:00007ffd6f9f7828 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000000000e0 RCX: 0000000000000000
RDX: 00000000000000e0 RSI: 00000000000000e0 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000000c0 R11: 00000000000000e0 R12: 00000000ffffffff
R13: 00007ffd6f9f7900 R14: 0000000000000000 R15: 0000000000000000
 </TASK>