OK, linux-modules was installed but linux-modules-extra was not. I
installed that package and booted from 5.11.0-34 and the distortion is
back. I removed it, rebooted, and still the distortion was there, but
the desktop and network was working. I cannot repeat what happened the
first time I booted
Had to disable secure boot to get it to boot, but yes, we are working!
Running 5.11.0-1034-generic and no wobbly graphics.
Thanks for your persistence on this.
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Installed linux-image-5.11.0-34-generic from proposed. It seems to fix
the issue with graphics distortion from the decryption prompt onwards.
Unfortunately it doesn't work very well after that. There is a message
on the screen about something having failed and automatic reporting
being enabled. The
Public bug reported:
Lenovo laptop with Intel + Nvidia graphics.
Since booting from linux-image-5.11.0-22-generic, the built-in display is
unusable, with wobbling horizontal stripes from the disk decryption prompt
onwards:
https://www.youtube.com/watch?v=LyRTuPzCe2I
HDMI output works fine.
If
** Description changed:
Lenovo laptop with Intel + Nvidia graphics.
Since booting from linux-image-5.11.0-22-generic, the built-in display is
unusable, with wobbling horizontal stripes from the disk decryption prompt
onwards:
https://www.youtube.com/watch?v=LyRTuPzCe2I
HDMI output wo
Yes, freedesktop #3714 is exactly the issue I am having.
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https://bugs.launchpad.net/bugs/1936708
Title:
Wobbly graphics on built-in display since linux-
image-5.11.0-22-
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