diff --git a/src/runtime/runtime-gdb_test.go b/src/runtime/runtime-gdb_test.go
index e109fa45288a9..aabe52da3c423 100644
--- a/src/runtime/runtime-gdb_test.go
+++ b/src/runtime/runtime-gdb_test.go
@@ -1,3 +1,7 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
 package runtime_test
 
 import (
@@ -207,6 +211,10 @@ func TestGdbBacktrace(t *testing.T) {
 	checkGdbEnvironment(t)
 	checkGdbVersion(t)
 
+	if runtime.GOOS == "netbsd" {
+		testenv.SkipFlaky(t, 15603)
+	}
+
 	dir, err := ioutil.TempDir("", "go-build")
 	if err != nil {
 		t.Fatalf("failed to create temp directory: %v", err)