on Intel 945G, (beryl or compiz) + glxgears = DRM_I830_CMDBUFFER: -22

[Colin Guthrie]

Guillaume Millet wrote:
> Hello,
> 
> with beryl or compiz activated, moving, with mouse, glxgears' window to
> next desktop crash glxgears with error DRM_I830_CMDBUFFER: -22.
> I get this error too with blender when I rotate the desktop cube.
> Another way to get this error is launching "wine blender_for_windows".
> 
> "dmesg | tail -2" give this :
> [ 9031.808089] [drm:i915_emit_box] *ERROR* Bad box 65407,301..171,601
> [ 9031.808099] [drm:i915_cmdbuffer] *ERROR* i915_dispatch_cmdbuffer failed
> 
> I've seen a similar bug for 965G chipset, fixed in mesa 6.5.2
> (http://lists.freedesktop.org/archives/xorg/2006-November/019943.html ;
> http://lists.freedesktop.org/archives/xorg/2007-January/020826.html ; 
> http://bugs.debian.org/394311).
> 
> I have an intel 945G chipset and I am on Ubuntu Feisty, with mesa
> 6.5.2-3ubuntu7, xserver-xorg-video-intel 2.0.0-1feisty1and
> xserver-xorg-core 1.3.0.0.dfsg-1feisty1 (R. Burton packages).
> 
> I wonder where I must report this bug, bugs.launchpad.net/ubuntu,
> bugs.debian.org, bugs.freedesktop.org ? and for which package,
> libgl1-mesa-dri, xf86-video-intel,... ?

Confirmed here with Mandriva packages on x86-64 (I tried your glxgears
mentod). So I'd register the bug on bugs.fdo under the drm section but
I'm no expert - if the old driver was OK (can't test now!)

One thing I've not got the capability to test is the new DRI layer (e.g.
I'm stuck on Legacy3d mode just now as I don't have the i915tex part of
Mesa built/working.

Col.