[kde-linux] intel 945GM+current xorg git: display garbled w. KDM themed login screen

[Rod Butcher]

On Wed, 2007-06-27 at 18:14 +0200, Jens Stroebel wrote:
> 		Hello.
> 
> Due to serveral reasons, we are using the most up-to-date xorg that we
> can get, which means checking out the git-tree of the project(s) which
> together build xorg.
> 
> We are using KDE-3.5.7 as the desktop solution and KDM as the login
> manager and had to notice that the greeting screen of KDM gets garbled
> with image data after the first logout, if "UseTheme=true".
> A non-themed KDM displays correctly.
> 
> Said image data is obviously from the session that was last terminated
> which gets "shuffled" with the background of the themed login screen.
> Attempts to capture a screenshot have failed, unfortunately.
I have the same situation with recent xorg and kdm 3.5.7 - the login
screen is garbled and I can't log in, I have to use xdm instead. 
> 
> When logging in, the effect vanishes (the screen gets set up correctly);
> after logging out again, the background of the KDM login screen is
> garbled again.
> 
> lspci for graphics chip: 00:02.0 VGA compatible controller: Intel
> Corporation Mobile 945GM/GMS/940GML Express Integrated Graphics
> Controller (rev 03)
> ==============================
> kde version 3.5.7
> qt version 3.3.8
> xorg (current git)
> xf-video-intel (current git)
> linux-kernel 2.6.21.5
> 
> Any ideas where this could come from?
> Any obvious differences in the way KDM paints the screen with it's login
> theme contrary to how the KDE session paints it's screen afterwards?
> 
> 		I'd be grateful for any insights ...
> 
> 			greets,
> 			   jens