Rawhide kvm <-> guest seriel console Anyone else?

[Bruno Wolff III]

On Fri, Jul 13, 2012 at 11:10:46 +0100,
   Frank Murphy <frankly3d at gmail.com> wrote:
>Rawhide kvm -guest seriel console
>Cannot enter password.
>
>Shows the prompt eg. /dev/mapper/luks-alphanumeric-stuff:
>Put no asterisks can be entered.

Are you using a usb keyboard? There is an issue with hid_generic getting 
built as a module in 3.5 kernels. If so you made need to add hid_generic 
in /etc/dracut.conf in the short term.