chromium/third_party/blink/web_tests/fast/dom/HTMLObjectElement/form/nested-form-element.html

<html>
<head>
  <script>
      if (window.testRunner)
          testRunner.dumpAsText();
  </script>
</head>
<body onload="internals.updateLayoutAndRunPostLayoutTasks();">
  <p>This test checks whether WebKit can parse a page that contains &lt;object&gt; elements which are in nested and defective &lt;form&gt; elements. WebKit should not crash when it renders this page.</p>

  <form><div></form><table><form><object></form><object>
  <p>PASS</p>
</body>
</html>