gecko-dev/dom/base/crashtests/1728670-1.html

зеркало из https://github.com/mozilla/gecko-dev.git
<html>
<iframe src="http://example.org/1728670-1-child.html" style="display: none;">
</html>
	`<html>`
	`<iframe src="http://example.org/1728670-1-child.html" style="display: none;">`
	`</html>`