Hi, Yes, I see it now. The upstream bug report says "Looks like this is result after enabling csd for GtkMenu".
Is there a Debian bug report for [1]? Looks like it's still not fixed. [1] https://bugzilla.gnome.org/show_bug.cgi?id=726030
- Bug#767906: libgtk-3-0: Size of menus on screen top is not... Vlad Orlov
- Bug#767906: libgtk-3-0: Size of menus on screen top i... Dmitry Shachnev
- Bug#767906: libgtk-3-0: Size of menus on screen top i... Vlad Orlov
- Bug#767906: libgtk-3-0: Size of menus on screen t... Dmitry Shachnev
