Comment 90 for bug 1550779

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rwms (rwms-cy) wrote : Re: [i915]] *ERROR* CPU pipe A FIFO underrun - Xorg glitches

Still happening on kernel 4.15.0-24
Xubuntu 18.04 LTS
Lenovo ThinkPad T480 on a dock and DP monitor connected.

Both screens go black when trying to unlock the session and I have to restart the laptop.