(In reply to comment #5) > This looks like the CPU/GPU coherency issue with a twist. Both gpu dumps have > recorded PGTBL_ERR=0x49, which is unusual.
We have several automatic bug reports in ubuntu with PGTBL_ER=0x49, so it shouldn't be too unusual.
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/534108 https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/534051 https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/534002 https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/533976
The first three are on i845 with 2.6.32 drm (which is what we have most bug reports from) and the last one is i855 on 2.6.31. I haven't seen it in on 2.6.33 drm or drm-intel-next yet.
(In reply to comment #5)
> This looks like the CPU/GPU coherency issue with a twist. Both gpu dumps have
> recorded PGTBL_ERR=0x49, which is unusual.
We have several automatic bug reports in ubuntu with PGTBL_ER=0x49, so it shouldn't be too unusual.
https:/ /bugs.launchpad .net/ubuntu/ +source/ xserver- xorg-video- intel/+ bug/534108 /bugs.launchpad .net/ubuntu/ +source/ xserver- xorg-video- intel/+ bug/534051 /bugs.launchpad .net/ubuntu/ +source/ xserver- xorg-video- intel/+ bug/534002 /bugs.launchpad .net/ubuntu/ +source/ xserver- xorg-video- intel/+ bug/533976
https:/
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The first three are on i845 with 2.6.32 drm (which is what we have most bug reports from) and the last one is i855 on 2.6.31. I haven't seen it in on 2.6.33 drm or drm-intel-next yet.