See this upstream bug: https://bugs.launchpad.net/ubuntu/+source/nova/+bug/871278 Only happens if you're attaching to an instance running on a different machine to nova-volume Need to backport the fix from upstream
Upstream fix for this is https://github.com/openstack/nova/commit/15cc877
openstack-nova-2011.3-18.fc16 has been submitted as an update for Fedora 16. https://admin.fedoraproject.org/updates/openstack-nova-2011.3-18.fc16
openstack-nova-2011.3-18.el6 has been submitted as an update for Fedora EPEL 6. https://admin.fedoraproject.org/updates/openstack-nova-2011.3-18.el6
Package openstack-nova-2011.3-18.el6: * should fix your issue, * was pushed to the Fedora EPEL 6 testing repository, * should be available at your local mirror within two days. Update it with: # su -c 'yum update --enablerepo=epel-testing openstack-nova-2011.3-18.el6' as soon as you are able to. Please go to the following url: https://admin.fedoraproject.org/updates/FEDORA-EPEL-2012-0049/openstack-nova-2011.3-18.el6 then log in and leave karma (feedback).
openstack-nova-2011.3.1-0.4.10818.fc16 has been submitted as an update for Fedora 16. https://admin.fedoraproject.org/updates/openstack-nova-2011.3.1-0.4.10818.fc16
openstack-nova-2011.3.1-0.4.10818.fc16 has been pushed to the Fedora 16 stable repository. If problems still persist, please make note of it in this bug report.