Re: [PATCH] fbcon: Fix user font detection test at fbcon_resize().

From: Greg KH
Date: Wed Sep 16 2020 - 15:58:06 EST


On Wed, Sep 16, 2020 at 07:06:31PM +0900, Tetsuo Handa wrote:
> On 2020/09/16 17:26, Greg KH wrote:
> > On Wed, Sep 16, 2020 at 09:01:06AM +0900, Tetsuo Handa wrote:
> >> Greg, will you pick up this patch?
> >>
> >> It seems that finding the real cause of [3] and actually fixing [3] will be difficult.
> >> Since I can't reproduce [3] locally, I will have to try flood of "#syz test" requests
> >> for debug printk() patches.
> >
> > I agree with Daniel here, can you retest these against Linus's latest
> > tree please?
> >
>
> syzbot already reproduced these bugs using the latest commit. ;-)
>
> You can find
>
> ci-upstream-kasan-gce-root 2020/09/15 15:18 upstream fc4f28bb
>
> record for "KASAN: global-out-of-bounds Read in bit_putcs" and
>
> ci-upstream-kasan-gce-root 2020/09/16 09:54 upstream fc4f28bb
>
> record for "KASAN: global-out-of-bounds Read in fbcon_resize".

Ok, will pick it up now, thanks.

greg k-h