I've pushed a commit which should fix this, assuming xfsprogs is built with libblkid support enabled:
http://git.kernel.org/?p=fs/xfs/xfsprogs-dev.git;a=commitdiff;h=287d168b550857ce40e04b5f618d7eb91b87022f -Eric -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org