Same bug here, on a i7 13" macbook pro, Ubuntu 13.04.
Since I wasn't able to boot anymore neither, I used a bootable key to mount my partition and disable laptop-mode in /etc/laptop-mode/laptop-mode.conf file.
Same bug here, on a i7 13" macbook pro, Ubuntu 13.04.
Since I wasn't able to boot anymore neither, I used a bootable key to mount my partition and disable laptop-mode in /etc/laptop- mode/laptop- mode.conf file.