Re: [syzbot] kernel BUG in assfail

From: Marco Elver
Date: Thu Nov 24 2022 - 03:08:42 EST


#syz invalid

On Tue, 22 Nov 2022 at 05:35, Dave Chinner <david@xxxxxxxxxxxxx> wrote:
...
> Turn off CONFIG_XFS_DEBUG, and this failure will return
> -EFSCORRUPTED as expected because syzbot fed it a corrupt log. THe
> mount will simply fail as you'd expect given the malicious
> corruption that syzbot has performed.
>
> If syzbot is going to maliciously corrupt XFS filesytsems and then
> try to abuse them, then syzbot has two choices. Either:
>
> 1. do not enable CONFIG_XFS_DEBUG; or

We've disabled CONFIG_XFS_DEBUG - reports like this should no longer be sent.

Thanks,
-- Marco