login in util-linux-2.11f-11.7.1 doesn't always work. I got # echo foo > /dev/tty sh: no such device or address: /dev/tty at random. login from util-linux-2.10s-13.7 seems to work fine.
*** This bug has been marked as a duplicate of 54741 ***
*** Bug 55447 has been marked as a duplicate of this bug. ***