diff --git a/layout/xul/base/src/crashtests/431738.xhtml b/layout/xul/base/src/crashtests/431738.xhtml
new file mode 100644
index 00000000000..9ce917a3fb3
--- /dev/null
+++ b/layout/xul/base/src/crashtests/431738.xhtml
@@ -0,0 +1,7 @@
+
+
+
+
+
+
+
diff --git a/layout/xul/base/src/crashtests/crashtests.list b/layout/xul/base/src/crashtests/crashtests.list
index 485e7218531..982fa3fd04e 100644
--- a/layout/xul/base/src/crashtests/crashtests.list
+++ b/layout/xul/base/src/crashtests/crashtests.list
@@ -24,3 +24,4 @@ load 398326-1.xhtml
load 402912-1.xhtml
load 408904-1.xul
load 412479-1.xhtml
+load 431738.xhtml