chromium/third_party/blink/web_tests/external/wpt/mathml/crashtests/mozilla/1555757-1.html

<html>
<head>
    <style>
        .class_1 {
            transition-delay: 2129ms;
            contain: strict;
        }
    </style>
</head>
<math>
    <mover>
        <ms></ms>
        <mtable class="class_1"></mtable>
    </mover>
</math>
</html>