Control: reassign -1 xserver-xorg-video-intel Control: retitle -1 xserver-xorg-video-intel: [Skylake] breaks OpenCL On 12/04/17 14:14, Jason Riedy wrote:
And Rebecca N. Palmer writes:Try removing xserver-xorg-video-intel: it isn't needed on anything recent enough to use beignet, and has been known to break things.That did it, thank you! Perhaps beignet-opencl-icd should conflict with that package.
That wouldn't be a good solution, as previous discussion (on the backports list, I can't find an actual bug number) suggests this problem isn't specific to OpenCL, but can also affect graphics.