diff --git a/mozilla/layout/generic/crashtests/406380.html b/mozilla/layout/generic/crashtests/406380.html
new file mode 100644
index 00000000000..1ea1820a336
--- /dev/null
+++ b/mozilla/layout/generic/crashtests/406380.html
@@ -0,0 +1,12 @@
+
+
+
+
+
+
+
diff --git a/mozilla/layout/generic/crashtests/crashtests.list b/mozilla/layout/generic/crashtests/crashtests.list
index 95f30e89524..aebe2bc959d 100644
--- a/mozilla/layout/generic/crashtests/crashtests.list
+++ b/mozilla/layout/generic/crashtests/crashtests.list
@@ -53,6 +53,7 @@ load 398181-1.html
load 398181-2.html
load 400232-1.html
load 404204-1.html
+load 406380.html
load 407009-1.xhtml
load 408749-1.xhtml
load 408883-1.html