chromium/third_party/blink/web_tests/fast/gradients/degenerate-stop-crash.html

<!DOCTYPE html>
<title>Degenerate stop offset does not crash</title>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>

<style>
div {
  height: 600px;
  width: 800px;
  background-image: -webkit-radial-gradient(circle closest-side,
                                            green,
                                            red calc(9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999% + 174px));
}
</style>

<div></div>

<script>
  test(() => {});
</script>