Comment 17 for bug 1154809

I think this has been fixed by:

https://review.openstack.org/#/c/85920/
https://review.openstack.org/#/c/105900/

I tested in devstack by:

OS_PROJECT_DOMAIN_ID=default
OS_REGION_NAME=RegionOne
OS_USER_DOMAIN_ID=default
OS_IDENTITY_API_VERSION=3.0
OS_AUTH_URL=http://10.0.2.15:5000/v3
OS_USERNAME=demo
OS_TENANT_NAME=demo

$ nova boot --image cirros-0.3.2-x86_64-uec --flavor m1.tiny --poll test
$ cinder create 4
$ nova volume-attach 6af88e0d-e208-4364-8881-c8b2e4166292 7fbaa508-adb7-4357-a9e4-7cb656b2e5c1 /dev/vdb