[Bug 108860] New: [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108860

            Bug ID: 108860
           Summary: [drm:intel_cpu_fifo_underrun_irq_handler [i915]]
                    *ERROR* CPU pipe A FIFO underrun
           Product: DRI
           Version: XOrg git
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: nick.desaulniers at gmail.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

This is seen in dmesg after a flicker on the screen.

[   54.560613] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe A FIFO underrun

Kernel command line parameters tried, to no effect:
i915.enable_fbc=0
i915.enable_rc6=0

This is on a i7-7500U (Kabylake) on a Razer Blade Stealth laptop.  Running a 
4.19.0-rc7 kernel.

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