diff --git a/mozilla/layout/base/crashtests/405184-1.xhtml b/mozilla/layout/base/crashtests/405184-1.xhtml
new file mode 100644
index 00000000000..fcddd28321f
--- /dev/null
+++ b/mozilla/layout/base/crashtests/405184-1.xhtml
@@ -0,0 +1,31 @@
+<html xmlns="http://www.w3.org/1999/xhtml">
+<head>
+
+<bindings xmlns="http://www.mozilla.org/xbl">
+  <binding id="foo">
+    <content>
+      <div xmlns="http://www.w3.org/1999/xhtml" style="position: fixed;">
+        <children xmlns="http://www.mozilla.org/xbl"/>
+      </div>
+    </content>
+  </binding>
+</bindings>
+
+<script type="text/javascript">
+
+function boom()
+{
+  var div = document.getElementById("div");
+  var caption = document.getElementById("caption");
+
+  div.removeChild(caption);
+  div.style.position = "inherit";
+}
+
+</script></head>
+
+<body onload="boom();">
+<div id="div" style="-moz-binding: url(#foo);"><caption id="caption"></caption></div>
+</body>
+
+</html>
diff --git a/mozilla/layout/base/crashtests/crashtests.list b/mozilla/layout/base/crashtests/crashtests.list
index 4468e179738..3a65878b201 100644
--- a/mozilla/layout/base/crashtests/crashtests.list
+++ b/mozilla/layout/base/crashtests/crashtests.list
@@ -53,4 +53,5 @@ load 403569-1.xhtml
 load 403569-2.xhtml
 load 403569-3.xhtml
 load 404218-1.xhtml
+load 405184-1.xhtml
 load 405186-1.xhtml
