Pass _internalModel into a record when it is created

packages/ember-data/lib/system/model/internal-model.js

@@ -112,9 +112,9 @@ InternalModel.prototype = {
     this.record = this.type._create({
       id: this.id,
       store: this.store,
-      container: this.container
+      container: this.container,
+      _internalModel: this
     });
-    this.record._internalModel = this;
     this._triggerDeferredTriggers();
   },
 

packages/ember-data/lib/system/model/model.js

@@ -30,6 +30,7 @@ var retrieveFromCurrentState = Ember.computed('currentState', function(key) {
 var Model = Ember.Object.extend(Ember.Evented, {
   _recordArrays: undefined,
   _relationships: undefined,
+  _internalModel: null,
 
   store: null,
 

packages/ember-data/tests/unit/model-test.js

@@ -869,3 +869,23 @@ test('toJSON looks up the JSONSerializer using the store instead of using JSONSe
   ok(!errorThrown, 'error not thrown due to missing store');
   deepEqual(json, {});
 });
+
+
+test('accessing attributes in the initializer should not throw an error', function() {
+  expect(1);
+  var Person = DS.Model.extend({
+    name: DS.attr('string'),
+
+    init: function() {
+      this._super.apply(this, arguments);
+      ok(!this.get('name'));
+    }
+  });
+
+  var env = setupStore({
+    person: Person
+  });
+  var store = env.store;
+
+  run(_ => store.createRecord('person'));
+});