Public bug reported:
Summary:
One white line flashes when opening the lid to resume from suspend
Steps:
1. Log into desktop
2. Close the lid to enter suspend
3. Put laptop there for some time and open the lid
Expected results:
System resumes to GUI login screen
Actual results:
There is black screen with one white line flashes before GUI login screen
GPU: Intel HD Graphic [8086:0106]
Model: Thinkpad M490s
Manufacturer: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1103856
Title:
Lenovo M490s has a white line flashes in the middle of the screen,
when resume from S3 suspend
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