Hi everyone, I’ve neen having this issue when running KDE wayland with multiple screen on my Thinkpad W530. I’m using the nouveau driver.

The primary monitor is fine, but the secondary one is glitching.

This is tested on Gentoo as well as Debian. I know it’s not hardware issue because it runs fine on X11.

Anyone have any idea about this issue?

  • Zamundaaa@discuss.tchncs.de
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    8 months ago

    It’s a driver bug, it doesn’t reject buffers that the GPU can’t actually handle correctly.

    We’ve switched to a different way of doing multi-gpu in Plasma 6 that hits at least fewer such bugs.