(In reply to Gabriele Svelto from comment #13) > Thanks for the info. I can reproduce this bug fairly easily so I can help > diagnosing it, would a trace of the OpenGL calls help? This often happens > after only a few seconds so it's not going to be a huge one. > > BTW I'm not running a GPU from the Tesla family, this is a GeForce > 9600GT/NV94. NV94 is a tesla. Tesla is G80:MCP89 (aka nv50 family). If you can make an apitrace that repros it for you consistently on replay that'd be incredibly useful. However I suspect there's more to it and a plain apitrace won't be able to repro the issue.