gfs2: fsid=syz:syz.0: first mount done, others may mount
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3630 at include/linux/backing-dev.h:246 folio_account_dirtied mm/page-writeback.c:2565 [inline]
WARNING: CPU: 0 PID: 3630 at include/linux/backing-dev.h:246 __folio_mark_dirty+0x9fd/0x1210 mm/page-writeback.c:2616
Modules linked in:
CPU: 0 PID: 3630 Comm: syz-executor351 Not tainted 6.1.15-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:inode_to_wb include/linux/backing-dev.h:243 [inline]
RIP: 0010:folio_account_dirtied mm/page-writeback.c:2565 [inline]
RIP: 0010:__folio_mark_dirty+0x9fd/0x1210 mm/page-writeback.c:2616
Code: ff ff e8 d6 c5 d0 ff e8 99 2b 47 ff e9 81 f8 ff ff e8 c7 c5 d0 ff 4c 89 f7 48 8b 74 24 20 e8 5a ea 2d 00 eb 9c e8 b3 c5 d0 ff <0f> 0b e9 36 fb ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 96 f8 ff
RSP: 0018:ffffc90003b3f918 EFLAGS: 00010093
RAX: ffffffff81b9646d RBX: 0000000000000000 RCX: ffff88801fd83a80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff888012447578 R08: ffffffff81b95f9d R09: ffffed1002488eb0
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffff888012447400 R14: ffffea0001cbe900 R15: 1ffff11002488eaf
FS:  0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055f0c3c0b000 CR3: 0000000023a28000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __set_page_dirty include/linux/pagemap.h:1053 [inline]
 mark_buffer_dirty+0x3e8/0x890 fs/buffer.c:1105
 gfs2_unpin+0x129/0xa60 fs/gfs2/lops.c:111
 buf_lo_after_commit+0x14b/0x1a0 fs/gfs2/lops.c:747
 lops_after_commit fs/gfs2/lops.h:49 [inline]
 gfs2_log_flush+0x1151/0x2610 fs/gfs2/log.c:1116
 gfs2_kill_sb+0x50/0xd0 fs/gfs2/ops_fstype.c:1732
 deactivate_locked_super+0xa0/0x110 fs/super.c:332
 cleanup_mnt+0x490/0x520 fs/namespace.c:1186
 task_work_run+0x246/0x300 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0x671/0x2280 kernel/exit.c:867
 do_group_exit+0x202/0x2b0 kernel/exit.c:1012
 __do_sys_exit_group kernel/exit.c:1023 [inline]
 __se_sys_exit_group kernel/exit.c:1021 [inline]
 __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1021
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fd084f669e9
Code: Unable to access opcode bytes at 0x7fd084f669bf.
RSP: 002b:00007ffd27921118 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fd084ffb330 RCX: 00007fd084f669e9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 00007fd084ff5e40
R10: 00007ffd27921030 R11: 0000000000000246 R12: 00007fd084ffb330
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
 </TASK>