Bug#683242: Fwd: xserver-xorg-video-nouveau: Text rendering glitches on Nvidia 525M

[Sven Joachim <svenjoac@gmx.de>]

forwarded 683242 https://bugs.freedesktop.org/show_bug.cgi?id=51144
thanks

On 2012-07-30 06:36 +0200, Paris Liakos wrote:

> I have this problem since i bought this toshiba laptop and using Nouveau.
> Sometimes text is rendered scrambled.
> eg chromium title text, or text in terminal.
> Those glitches take the color of the displayed text and most times are caused
> when moving a window.
> When this happens it does not apply on every text region of the screen but only
> some.
> Also text is restored if i hover it or if i minimize the window and then
> maximize it.

Very much a known problem, see #666468.  The changes after the version
in wheezy fixed it for me, but apparently not for everyone.

> I could live with this a few months but it turns out to be annoying, especially
> when i work on ssh and terminal all of sudden starts having text displayed so
> badly scrumbled that often is impossible to read and i have to stop typing and
> minimize-maximize.

Consider downgrading libcairo2 to 1.10.x and putting it on hold until
the problem is resolved (might take a few years, though).

> I thought it has something to do with the kernel itself but i keep falling on
> this no matter which kernel version i use upwards from 3.2.

This is one of the few nouveau bugs where the kernel version is rather
irrelevant.

Cheers,
       Sven