I received this same exact error on attempts to operate a legacy nVidia Display Card with the same drivers, that were posted to support it. These drivers were received from
www.nVidia.com. The only information I received was a few forum posts expressed the cause to be a tainted kernel provided by nVidia. However, on a post I made earlier today, I have been informed that the tainted kernel from nVidia has absolutely nothing to do with performance. Assistance is requested...