This bug was fixed in the package initramfs-tools - 0.103ubuntu8
--------------- initramfs-tools (0.103ubuntu8) utopic; urgency=medium
* Add readlink symlink for busybox in the busybox hook, needed to support /sbin/init as a readlink (LP: #1351295). -- Dimitri John Ledkov <email address hidden> Fri, 01 Aug 2014 16:46:35 +0100
This bug was fixed in the package initramfs-tools - 0.103ubuntu8
---------------
initramfs-tools (0.103ubuntu8) utopic; urgency=medium
* Add readlink symlink for busybox in the busybox hook, needed to
support /sbin/init as a readlink (LP: #1351295).
-- Dimitri John Ledkov <email address hidden> Fri, 01 Aug 2014 16:46:35 +0100