Re: [syzbot] [ext4?] INFO: task hung in ext4_stop_mmpd

[Jan Kara]

On Mon 21-10-24 16:37:04, syzbot wrote:
> syzbot suspects this issue was fixed by commit:
> 
> commit d3476f3dad4ad68ae5f6b008ea6591d1520da5d8
> Author: Jan Kara <jack@xxxxxxx>
> Date:   Mon Aug 5 20:12:41 2024 +0000
> 
>     ext4: don't set SB_RDONLY after filesystem errors
> 
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=10d04640580000
> start commit:   4a39ac5b7d62 Merge tag 'random-6.12-rc1-for-linus' of git:..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=dd14c10ec1b6af25
> dashboard link: https://syzkaller.appspot.com/bug?extid=0dd5b81275fa083055d7
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=14fbd177980000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=108ea607980000
> 
> If the result looks correct, please mark the issue as fixed by replying with:

Looks plausible:

#syz fix: ext4: don't set SB_RDONLY after filesystem errors

								Honza
-- 
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR