Re: [syzbot] kernel BUG in ext4_do_writepages

Jan Kara
2024-06-21T16:09:44Z

On Thu 20-06-24 17:16:16, syzbot wrote:
> This bug is marked as fixed by commit:
> ext4: fix race condition between buffer write and page_mkwrite
>
> But I can't find it in the tested trees[1] for more than 90 days.
> Is it a correct commit? Please update it by replying:
>
> #syz fix: exact-commit-title
>
> Until then the bug is still considered open and new crashes with
> the same signature are ignored.
>
> Kernel: Linux
> Dashboard link: https://syzkaller.appspot.com/bug?extid=d1da16f03614058fdc48

This bug is still unfixed AFAIK as we realized the fixing commit is buggy
and there's no easy fix (inline_data feature has some difficult to address
problems). So can we 'syz unfix' this? :)

Honza

--
Jan Kara <jack@suse.com>
SUSE Labs, CR