Ticket #8115: django-cyclic-dependency-8115.patch

db/models/query.py

@@ -96 +96 @@
         while len(dealt_with) < len(models):
             found = False
             for model in models:
+                if model in dealt_with:
+                    continue
                 children = self.children.setdefault(model, [])
                 if len([c for c in children if c not in dealt_with]) == 0:
                     dealt_with[model] = None