OK, problem is caused by applet with disk drives, once I removed it everything became good. So, looks like this is applet problem. btw, I don't remember it's name :-D , so I can't restore it, will look at home desktop later.
Anyway, I think this is not bug of panel. Thank you! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1947553 Title: wrong panel size 21.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-panel/+bug/1947553/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs