Created attachment 126766 [details] wayland SUMMARY On wayland, the last item in a submenu is shown behind the panel See the attached screenshots SOFTWARE/OS VERSIONS Linux/KDE Plasma: Arch Linux Kernel 5.5.9 (available in About System) KDE Plasma Version: 5.18.3 KDE Frameworks Version: 5.67.0 Qt Version: 5.14.1 ADDITIONAL INFORMATION See screenshots.
Created attachment 126767 [details] x11
sorry, to be more precise this happens for submenus either down closer to the panel as shown in the screenshot or further away if the list of items is long enough.
*** This bug has been marked as a duplicate of bug 378694 ***