Linux: Manjaro 25.0
KDE Plasma Version: 6.4.4, wayland
KDE Frameworks Version: 6.17
Qt Version: 6.9.1
Nvidia 3060 12 Gb VRAM
Nvidia video driver: 580.76.05 witch close kernel module
KDE PLASMA 6 Overview effect for open applications and desktops glitch when move mouse cursor.
This not reproduce on amd video card, only nvidia.
video: https://bugsfiles.kde.org/attachment.cgi?id=178203
for more info kde bug report:
nvidia-bug-report.log (2.4 MB)