Comment 21 for bug 660405

I also get the "render ring head not reset to zero" when booting up.
Using a failover mode to get the system working, but the GUI is unstable.
lspci
00:00.0 Host bridge: Intel Corporation 82945G/GZ/P/PL Memory Controller Hub (rev 02)
00:02.0 VGA compatible controller: Intel Corporation 82945G/GZ Integrated Graphics Controller (rev 02)
  : :
Ubuntu 10.10
david@thich:~$ uname -a
Linux thich 2.6.35-23-generic #41-Ubuntu SMP Wed Nov 24 10:18:49 UTC 2010 i686 GNU/Linux