Thanks for the bug report.
It appears you have the 'oibaf' PPA installed which is unsupported and
known to cause graphics bugs. Please uninstall that PPA from the system
and then if you experience any more issues open new bugs.
** Package changed: xorg (Ubuntu) => ubuntu
** Changed in: ubuntu
Status: New => Invalid
** Tags added: amdgpu radeon
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You received this bug notification because you are a member of Ubuntu-X,
which is subscribed to xorg in Ubuntu.
https://bugs.launchpad.net/bugs/1923129
Title:
Display output laggy from iGPU when operating on desktop with
attaching AMD R7 430 graphic (dGPU)
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