Bug#804110: xserver-xorg-video-nouveau: fresh install debian-8.2.0-amd64, Xfce yields black screen at login

[Sven Joachim <svenjoac@gmx.de>]

On 2015-11-05 04:06 +0100, David Christensen wrote:

> Package: xserver-xorg-video-nouveau
> Version: 1:1.0.11-1
> Severity: important
>
> Dear Maintainer,
>
> Today I did a fresh install of debian-8.2.0-amd64 on a Dell Latitude E6520
> with an Nvidia NVS-4200M (N12P-NS2) graphics adapter.
>
> After rebooting, the login screen briefly flashes on the screen and then the
>  screen goes black.
>
> STFW I see various similar bugs/issues, but not an exact match.

Your logs show that the nouveau kernel module loads too late, did you
blacklist it?  This is not going to work, see #700946.

In your setup the situation is especially bad, since the Xorg vesa
driver and the nouveau kernel driver both get loaded and fight over the
card.

Cheers,
       Sven