AMD iGPU - split-second graphical corruption on Linux 6.12.1

Stick to 6.11.9 for now.

If the corruption happens when the AMD GPU is used report it at:

If it happens when the Nvidia GPU is used report it at:

And if you want to cover all your bases report it at KDE too:

https://bugs.kde.org/

Glancing over the dmesg output I’d say your best bet is reporting it on the amdgpu issue tracker.