diff --git a/layout/generic/crashtests/574958.xhtml b/layout/generic/crashtests/574958.xhtml
new file mode 100644
--- /dev/null
+++ b/layout/generic/crashtests/574958.xhtml
@@ -0,0 +1,16 @@
+
+
+
+m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m
+
+m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m m
+
+ |
+
+
+
diff --git a/layout/generic/crashtests/crashtests.list b/layout/generic/crashtests/crashtests.list
--- a/layout/generic/crashtests/crashtests.list
+++ b/layout/generic/crashtests/crashtests.list
@@ -320,8 +320,9 @@ load 541277-2.html
load 541714-1.html
load 541714-2.html
load 547338.xul
load 547843-1.xhtml
load 551635-1.html
load 564368-1.xhtml
load 564968.xhtml
load 571618-1.svg
+load 574958.xhtml