The colour artefacts seems to have been introduced in 4.8-RC2. 4.8-RC1 is **not** affected. In case it's relevant: I downloaded and installed the kernels with UKUU as before (which uses kernels from Ubuntu mainline repo).
The colour artefacts seems to have been introduced in 4.8-RC2. 4.8-RC1 is **not** affected.
In case it's relevant: I downloaded and installed the kernels with UKUU as before (which uses kernels from Ubuntu mainline repo).