Found a workaround, at least for me : in file /boot/grub/menu.lst, add "vga=791" to the kernel command line parameters solves the issue.
-- ttys broken with kernel 2.6.31-13 https://bugs.launchpad.net/bugs/447904 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs