I have the same problem.
XUbuntu 17.04 with kernel 4.13.0-17-generic #20-Ubuntu SMP Mon Nov 6 10:04:08 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Dec 6 18:06:47 HOSTNAME kernel: [205433.429560] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe C FIFO underrun
I have the same problem.
XUbuntu 17.04 with kernel 4.13.0-17-generic #20-Ubuntu SMP Mon Nov 6 10:04:08 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Dec 6 18:06:47 HOSTNAME kernel: [205433.429560] [drm:intel_ cpu_fifo_ underrun_ irq_handler [i915]] *ERROR* CPU pipe C FIFO underrun