diff --git a/core/includes/install.core.inc b/core/includes/install.core.inc
index caa87aa..2160893 100644
--- a/core/includes/install.core.inc
+++ b/core/includes/install.core.inc
@@ -2382,6 +2382,11 @@ function install_configure_form_submit($form, &$form_state) {
   if ($form_state['values']['update_status_module'][1]) {
     module_enable(array('file', 'update'), FALSE);
 
+    // The kernel has been rebuilt, so add request info again.
+    $container = Drupal::getContainer();
+    $container->enterScope('request');
+    $container->set('request', Request::createFromGlobals());
+
     // Add the site maintenance account's email address to the list of
     // addresses to be notified when updates are available, if selected.
     if ($form_state['values']['update_status_module'][2]) {
diff --git a/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php b/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
index 44e29c2..809bb2d 100644
--- a/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
+++ b/core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php
@@ -782,6 +782,10 @@ protected function setUp() {
       ),
     );
 
+    // drupal_anonymous_user() should have a symfony request object available
+    // so build a testing kernel.
+    $this->rebuildContainer();
+
     // Replace the global $user session with an anonymous user to resemble a
     // regular installation.
     $user = drupal_anonymous_user();