I seems that this bug is more a dracut bug. Now, dracut 031-1 is available, which should fix this bug. Please try the new version and report if it's working for you. See also #694381 and #703879.
-- regards Thomas -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org