SUMMARY Very easily and always reproducible. STEPS TO REPRODUCE 1. Open Krunner and try to type something 2. typing any letter will close Krunner Or 1. Open Kickoff and try to type something 2. typing any letter will close Kickoff Or 1. Open Dolphin and try to type something in the location bar 2. typing any letter will unfocus the app and nothing else happens SOFTWARE/OS VERSIONS Arch Linux, up-to-date. ADDITIONAL INFORMATION My keyboard is 100% not broken, everything works correctly in X11 session. Also everything worked well a few days ago. This is a major issue that completely breaks the Wayland session.
This issue is not present on a new user account, so I must've done something wrong.