https://bugs.freedesktop.org/show_bug.cgi?id=79980
--- Comment #162 from Michel Dänzer michel@daenzer.net --- (In reply to Jacob from comment #161)
The last image I tried was 3.15-rc2, which didn't crash on me during 18-hours of uptime
Can you try 3.15-rc2 again for even longer, to make sure it wasn't just luck?
If it's consistent, it would be really helpful if you could bisect between 3.15-rc2 and 3.15-rc3.