https://bugs.freedesktop.org/show_bug.cgi?id=32455
--- Comment #16 from Alexandre Derumier aderumier@odiso.com 2011-02-22 10:38:39 PST --- seem to be corrected for me since today mesa git ! :)
maybe commit
http://cgit.freedesktop.org/mesa/mesa/commit/?id7942e6a5ae0113f1cbdf62b77284...
st/mesa: fix crash when DrawBuffer->_ColorDrawBuffers[0] is NULL
or http://cgit.freedesktop.org/mesa/mesa/commit/?id=695cdee67827ee2c11e1445eb20...
st/mesa: fix crash when using both user and vbo buffers with the same stride
i'm using r600g on rv620 chipset.