Comment # 49 on bug 69723 from Michel Dänzer

(In reply to comment #48)
> The display went black a couple of time and according to dmesg/journal, it was
> related to texelFetch segfaulting in llvm [...]

'The display went black a couple of time' sounds like GPU resets after lockups,
which are unlikely to be directly related to segfaulting piglit tests FWIW.