Back-to-back Circuit Termination throws Attribute exception

[DanSheps]

Environment

• Python version: 3.6.6
• NetBox version: 2.10.0

Steps to Reproduce

1. Create a site "Site"
2. Create a Circuit Provider "Provider"
3. Create a Circuit Type "Circuit Type"
4. Create a circuit "C1"
5. Place Z side in "Site"
6. Create a circuit "C2"
7. Place "Z" side in "Site"
8. Connect C1:Z to C2:Z

Expected Behavior

No error

Observed Behavior

AttributeError Exception thrown

[DanSheps]

Environment:


Request Method: GET
Request URL: https://develop.netbox.dev/circuits/circuits/2/

Django Version: 3.1.3
Python Version: 3.6.8
Installed Applications:
['django.contrib.admin',
 'django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'django.contrib.humanize',
 'cacheops',
 'corsheaders',
 'debug_toolbar',
 'django_filters',
 'django_tables2',
 'django_prometheus',
 'mptt',
 'rest_framework',
 'taggit',
 'timezone_field',
 'circuits',
 'dcim',
 'ipam',
 'extras',
 'secrets',
 'tenancy',
 'users',
 'utilities',
 'virtualization',
 'django_rq',
 'drf_yasg']
Installed Middleware:
['debug_toolbar.middleware.DebugToolbarMiddleware',
 'django_prometheus.middleware.PrometheusBeforeMiddleware',
 'corsheaders.middleware.CorsMiddleware',
 'django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'django.middleware.clickjacking.XFrameOptionsMiddleware',
 'django.middleware.security.SecurityMiddleware',
 'netbox.middleware.ExceptionHandlingMiddleware',
 'netbox.middleware.RemoteUserMiddleware',
 'netbox.middleware.LoginRequiredMiddleware',
 'netbox.middleware.APIVersionMiddleware',
 'netbox.middleware.ObjectChangeMiddleware',
 'django_prometheus.middleware.PrometheusAfterMiddleware']



Traceback (most recent call last):
  File "/usr/local/netbox/master/venv/lib64/python3.6/site-packages/django/core/handlers/exception.py", line 47, in inner
    response = get_response(request)
  File "/usr/local/netbox/master/venv/lib64/python3.6/site-packages/django/core/handlers/base.py", line 179, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/usr/local/netbox/master/venv/lib64/python3.6/site-packages/django/views/generic/base.py", line 70, in view
    return self.dispatch(request, *args, **kwargs)
  File "/usr/local/netbox/develop/netbox/utilities/views.py", line 91, in dispatch
    return super().dispatch(request, *args, **kwargs)
  File "/usr/local/netbox/master/venv/lib64/python3.6/site-packages/django/views/generic/base.py", line 98, in dispatch
    return handler(request, *args, **kwargs)
  File "/usr/local/netbox/develop/netbox/netbox/views/generic.py", line 70, in get
    **self.get_extra_context(request, instance),
  File "/usr/local/netbox/develop/netbox/circuits/views.py", line 152, in get_extra_context
    termination_z.ip_addresses = termination_z.connected_endpoint.ip_addresses.restrict(request.user, 'view')

Exception Type: AttributeError at /circuits/circuits/2/
Exception Value: 'CircuitTermination' object has no attribute 'ip_addresses'