To Reproduce Steps to reproduce the behavior:

The section "6.1. Configuring a Block Storage back end for the Image service" of the Configuring Persistent Storage guide describes the configuration required to configure the Block Storage service (cinder) as a backend for the Image service (glance).

The "Procedure" section shows a configuration snipped for glance, but it does not contain the following statements, which are required for ALL cinder backends when used as glance store, according cinder/glance experts:

[oslo_concurrency] 
lock_path = /var/lib/glance/tmp