Guys, how it can be duplicate of the last mentioned bug, if there is no "keystone under apache" in 6.1?
This is what happens in generic 6.1 in my installation:

<179>Jul 27 23:44:40 GGUTTHLDK014 nova-compute Build of instance c75e1e46-9368-45c0-b8a5-1592a64a4e76 aborted: Could not clean up failed build, not rescheduling
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76] Traceback (most recent call last):
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line
 2085, in _do_build_and_run_instance
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     filter_properties)
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line
 2184, in _build_and_run_instance
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     'create.error', fault=e)
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/nova/openstack/common/excutils
.py", line 82, in __exit__
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     six.reraise(self.type_, self.value, self.tb)
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line
 2168, in _build_and_run_instance
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     block_device_info=block_device_info)
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/contextlib.py", line 35, in __exit__
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     self.gen.throw(type, value, traceback)
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line
 2322, in _build_resources
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     instance_uuid=instance.uuid, reason=msg)
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76] BuildAbortException: Build of instance c75e1e46-9368-45c0-b8a5-1592a64a
4e76 aborted: Could not clean up failed build, not rescheduling
2015-07-27 23:44:40.977 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]
<179>Jul 27 23:44:41 GGUTTHLDK014 nova-compute Failed to deallocate networks
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76] Traceback (most recent call last):
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line
 2327, in _cleanup_allocated_networks
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     self._deallocate_network(context, instance, requested_networks)
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1973, in _deallocate_network
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     context, instance, requested_networks=requested_networks)
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 532, in deallocate_for_instance
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     data = neutron.list_ports(**search_opts)
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 98, in with_params
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     ret = self.function(instance, *args, **kwargs)
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 312, in list_ports
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     **_params)
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 1334, in list
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     for r in self._pagination(collection, path, **params):
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 1347, in _pagination
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     res = self.get(path, params=params)
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 1320, in get
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     headers=headers, params=params)
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 1297, in retry_request
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     headers=headers, params=params)
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/v2_0/client.py", line 1240, in do_request
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     content_type=self.content_type())
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/client.py", line 183, in do_request
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     self.authenticate()
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/client.py", line 247, in authenticate
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     self._authenticate_keystone()
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]   File "/usr/lib/python2.7/dist-packages/neutronclient/client.py", line 220, in _authenticate_keystone
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]     raise exceptions.NoAuthURLProvided()
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76] NoAuthURLProvided: auth_url was not provided to the Neutron client
2015-07-27 23:44:41.002 23919 TRACE nova.compute.manager [instance: c75e1e46-9368-45c0-b8a5-1592a64a4e76]


Does this mean we need to apply https://review.openstack.org/#/c/136931/ here?