The prompt is visible if you hit Esc, and (at least sometimes?) shows up on the text theme when you hit Esc again. After entering the password, hitting Esc a couple of times gets you into the spinner theme.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1864586 Title: plymouth does not ask for LUKS password and does not change tty properly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/plymouth/+bug/1864586/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs