I narrowed it down to something happening with a locally installed font in ~/.fonts.
To reproduce: $ wget https://github.com/adobe-fonts/source-code-pro/blob/release/VAR/SourceCodeVariable-Roman.otf?raw=true -O ~/.fonts/SourceCodeVariable-Roman.otf $ chromium --enable-logging=stderr <ctrl+s> to see dialog works <ctrl+w> to kill browser $ chromium --enable-logging=stderr <ctrl+s> to see dialog breaks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1864365 Title: [snap] Dialog font missing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1864365/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs