Oh no, you seem to have installed graphics packages from the 'oibaf'
PPA. That PPA is known to cause bugs like this and is unsupported.
Please remove the PPA from your system completely, and then report a new
bug if the flickering persists.
** Changed in: kwin (Ubuntu)
Status: New => Invalid
** Changed in: linux (Ubuntu)
Status: New => Invalid
** Changed in: xorg-server (Ubuntu)
Status: New => Invalid
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https://bugs.launchpad.net/bugs/2003762
Title:
[amdgpu] alienware aw3423dwf flickers at 165hz under linux only.
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