table-cell-colspan-exceeds-total-cols-crash.html

<!DOCTYPE html>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<table>
    <colgroup style="visibility:collapse"></colgroup>
    <td></td>
    <td colspan="2"></td>
</table>
<script>
    test(() => {
    }, "No crash or assertion failure. crbug.com/758503");
</script>

chromium/third_party/blink/web_tests/fast/table/table-cell-colspan-exceeds-total-cols-crash.html