It looks like an incomplete blit. The first things that spring to mind are various flushing fixes in libdrm, xserver, xf86-video-intel and mesa. But it doesn't look typical of that style of failure... However, it does match one of possible artifacts fixed by 944001201ca.
Or it might be one of the many tiling bugs since fixed.
It looks like an incomplete blit. The first things that spring to mind are various flushing fixes in libdrm, xserver, xf86-video-intel and mesa. But it doesn't look typical of that style of failure... However, it does match one of possible artifacts fixed by 944001201ca.
Or it might be one of the many tiling bugs since fixed.