1 files changed, 25 insertions, 0 deletions
diff --git a/layout/generic/crashtests/1638906.html b/layout/generic/crashtests/1638906.html
new file mode 100644
index 0000000000..39b65e32f4
--- /dev/null
+++ b/layout/generic/crashtests/1638906.html
@@ -0,0 +1,25 @@
+<html>
+<head>
+    <style>
+        *, LI {
+            display: inline-grid;
+            grid-row: line_name_1 / auto;
+        }
+        HTML {
+            scale: -102 63;
+        }
+        * {
+            grid: subgrid [ line_name_5 ] / auto-flow dense fit-content(40%);
+        }
+    </style>
+
+    <script>
+      document.addEventListener('DOMContentLoaded', () => {
+        const style = document.createElement('style')
+        document.head.appendChild(style)
+        const sheet = style.sheet
+        sheet.addRule('script', 'position:absolute!important', (820656062 % sheet.cssRules.length))
+      })
+    </script>
+</head>
+</html>