I can confirm this one, I'm using xubuntu on an AMD64. Furthermore, when clicking cancel, the screen goes black, with only a cursor visible. The system becomes unresponsive but all processes continue normally.
-- system lockup after entering password in gksudo https://bugs.launchpad.net/bugs/134374 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs