diff --git a/mozilla/layout/generic/crashtests/386827-1.html b/mozilla/layout/generic/crashtests/386827-1.html
new file mode 100644
index 00000000000..fa1ed96b20f
--- /dev/null
+++ b/mozilla/layout/generic/crashtests/386827-1.html
@@ -0,0 +1,16 @@
+<!DOCTYPE html>
+<html>
+<head>
+<script>
+function boom()
+{
+  document.getElementById("d1").appendChild(document.createElement("span"));
+  document.getElementById("d2").style.direction = "rtl";
+}
+</script>
+</head>
+<body onload="boom()">
+<div id="d1" style="-moz-column-width: 1em;">a b c d</div>
+<div id="d2"></div>
+</body>
+</html>
diff --git a/mozilla/layout/generic/crashtests/crashtests.list b/mozilla/layout/generic/crashtests/crashtests.list
index ef9a4632e08..370b2c1e9ca 100644
--- a/mozilla/layout/generic/crashtests/crashtests.list
+++ b/mozilla/layout/generic/crashtests/crashtests.list
@@ -4,6 +4,7 @@ load 385414-1.html
 load 385414-2.html
 load 386807-1.html
 load 386812-1.html
+load 386827-1.html
 load 388175-1.html
 load 390050-1.html
 load 390050-2.html
