System hangs on " *ERROR* uncleared pch fifo underrun on pch transcoder A"
Issue
- After patching Red hat Enterprise Linux 7, the system was not able to boot and hangs on the following messages
2.033074] [drm:intel_set_pch_fifo_underrun_reporting [i915]] *ERROR* uncleared pch fifo underrun on pch transcoder A
[ 2.033118] [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun
Environment
- Red Hat Enterprise Linux 7
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