How to debug and add bug report for the following error?

Asked by Aravind R on 2018-11-05

My Laptop screen flickers and turn black before black screen of death occurs? My bad luck it dont logs in jurnalctl . But when ever this flicker occurs getting the below message in dmesg.

[14762.589426] [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging

Using :Ubuntu 18.04

Intel i5-7200U + Nvidia 940mx

aravind@comp:~$ uname -a
Linux comp 4.15.0-38-generic #41-Ubuntu SMP Wed Oct 10 10:59:38 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux

Upgraded from 16.04 to 18.04.1

How to debug these type of problem and submit bug report?

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Launchpad Janitor (janitor) said : #1

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