Comment 102 for bug 1550779

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Daniel van Vugt (vanvugt) wrote : Re: [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun

I suspect the Xorg modesetting driver's atomic logic might have something to do with this. Can someone experiencing the problem please try logging into 'Ubuntu on Wayland' and tell us if that avoids the issue?