(In reply to comment #32)
> Actually, just let us know if you still get any 'Attempted to destroy
> previously destroyed buffer.' messages.
None at all.
I only get   'XIO:  fatal IO error 11 (Resource temporarily unavailable) on X
server ":0" after 6030 requests (6030 known processed) with 0 events
remaining.' in the console when closing glxgears (alt+f4) (which AFAIK is
normal, but didn't happen before).