Bug#929834: Buster/XFCE unlock screen is blank

[Alf <alf.debianfan@gmx.de>]

Am 22.06.19 um 23:34 schrieb John Franklin:
>
> I've been suffering from this bug in a clean Buster system, too.  A
> solution noted in another bug tracker is to explicitly tell X.org to
> use the intel driver.  Apparently, it uses the fbdev driver by default.
> (Sorry, I don't have a reference to other bug handy.)
>
> Per a suggestion in the other bug, I added the following config about a
> week ago and haven't seen the problem since.
>
> $ cat /etc/X11/xorg.conf.d/20-intel.conf
> Section "Device"
>   Identifier	"Intel Graphics"
>   Driver	"intel"
> EndSection
>
> jf
>

Great John, I can confirm that it fixes the bug here too.
My hardware: Ivy-Bridge i5 with Intel HD4000 graphics.

Thanks, Alf