diff --git a/tools/perf/util/srcline.c b/tools/perf/util/srcline.c
index 77c1806..ac877f9 100644
--- a/tools/perf/util/srcline.c
+++ b/tools/perf/util/srcline.c
@@ -258,7 +258,7 @@
 	const char *dso_name;
 
 	if (!dso->has_srcline)
-		return SRCLINE_UNKNOWN;
+		goto out;
 
 	if (dso->symsrc_filename)
 		dso_name = dso->symsrc_filename;
@@ -289,7 +289,9 @@
 		dso->has_srcline = 0;
 		dso__free_a2l(dso);
 	}
-	return SRCLINE_UNKNOWN;
+	if (asprintf(&srcline, "%s[%lx]", dso->short_name, addr) < 0)
+		return SRCLINE_UNKNOWN;
+	return srcline;
 }
 
 void free_srcline(char *srcline)