This volume can't be deleted because it's in "awaiting-transfer", the message sent back from the delete call indicates a handful of reasons but does not mention that one.
$ cinder show f91e84ba-2017-4e56-a7e2-e9d640ecbe2e
+------------------------------+--------------------------------------+
| Property | Value |
+------------------------------+--------------------------------------+
| attached_servers | [] |
| attachment_ids | [] |
| availability_zone | nova |
| bootable | false |
| consistencygroup_id | None |
| created_at | 2020-01-20T20:30:07.000000 |
| description | None |
| encrypted | False |
| id | f91e84ba-2017-4e56-a7e2-e9d640ecbe2e |
| metadata | |
| multiattach | False |
| name | None |
| os-vol-tenant-attr:tenant_id | 67cd89e0a35e43e2b8952eda350c3aa5 |
| replication_status | None |
| size | 1 |
| snapshot_id | None |
| source_volid | None |
| status | awaiting-transfer |
| updated_at | 2020-01-20T20:30:30.000000 |
| user_id | 6b8dd33f92fc4e59aaf335b47ac656a2 |
| volume_type | nfs |
+------------------------------+--------------------------------------+
$ cinder delete f91e84ba-2017-4e56-a7e2-e9d640ecbe2e
Delete for volume f91e84ba-2017-4e56-a7e2-e9d640ecbe2e failed: Invalid volume: Volume status must be available or error or error_restoring or error_extending or error_managing and must not be migrating, attached, belong to a group, have snapshots or be disassociated from snapshots after volume transfer. (HTTP 400) (Request-ID: req-357a2eee-d46b-4b1d-bc3e-b463e3a2e4c7)
ERROR: Unable to delete any of the specified volumes.
Fix proposed to branch: master
Review: https:/