diff --git a/testing/web-platform/tests/css/css-ui/neg-outline-offset-border-radius-crash.html b/testing/web-platform/tests/css/css-ui/neg-outline-offset-border-radius-crash.html
new file mode 100644
index 0000000000000..eed5702e62297
--- /dev/null
+++ b/testing/web-platform/tests/css/css-ui/neg-outline-offset-border-radius-crash.html
@@ -0,0 +1,12 @@
+<!doctype html>
+<link rel="help" href="https://drafts.csswg.org/css-ui/#outline-offset">
+<link rel="help" href="https://crbug.com/1301077">
+<style>
+#target {
+  width: 100px;
+  height: 10px;
+  border-radius: 10px;
+  outline: 20px solid green;
+  outline-offset: -200px;
+</style>
+<div id="target"></div>
