I was able to attach cinder volume (with lvm backend) to VM in vmware, though I had to add the cinder-controlled tgtd to the esxi and refresh the devices before.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://rhn.redhat.com/errata/RHSA-2014-1691.html