Comment # 1 on bug 81644 from Michel Dänzer

(In reply to comment #1)
> Everything is current git from Oibaf PPA using Mint 17 Cinnamon, although I'm
> about to move to Arch Linux so I don't know how long I'll be able to provide
> logs as

Better attach them here ASAP then. :) Xorg.0.log, dmesg and glxinfo.

> the problem doesn't exist in Arch's currents AFAIK.

What version of Mesa does that use?