If you are having issue with kde panel freezing at startup and giving filesystem not responding like this 🎮bazzite
Check if you turn on nightlight from plasma 5/ older version of plasma 6, if you did the solution in reply
original post This started two days ago. On logging in (KDE. bazzite:latest) it seems to lag for 10-20 seconds and then Filesystem mounted at '/' is not responding and same with /boot. Any ideas? I'll search but wanted to see if it was a common thing
Solution
to fix it simply open ~/.config/kwinrc in your preferred text editor and find night light config it should be something like either of this config