1 files changed, 26 insertions, 0 deletions
diff --git a/src/os/exec/exec_test.go b/src/os/exec/exec_test.go
index 67fe14faae..d3ac7ab4b9 100644
--- a/src/os/exec/exec_test.go
+++ b/src/os/exec/exec_test.go
@@ -246,6 +246,32 @@ func TestStdinClose(t *testing.T) {
 	check("Wait", cmd.Wait())
 }
 
+// Issue 17647.
+func TestStdinCloseRace(t *testing.T) {
+	cmd := helperCommand(t, "stdinClose")
+	stdin, err := cmd.StdinPipe()
+	if err != nil {
+		t.Fatalf("StdinPipe: %v", err)
+	}
+	if err := cmd.Start(); err != nil {
+		t.Fatalf("Start: %v", err)
+	}
+	go func() {
+		if err := cmd.Process.Kill(); err != nil {
+			t.Errorf("Kill: %v", err)
+		}
+	}()
+	go func() {
+		io.Copy(stdin, strings.NewReader(stdinCloseTestString))
+		if err := stdin.Close(); err != nil {
+			t.Errorf("stdin.Close: %v", err)
+		}
+	}()
+	if err := cmd.Wait(); err == nil {
+		t.Fatalf("Wait: succeeded unexpectedly")
+	}
+}
+
 // Issue 5071
 func TestPipeLookPathLeak(t *testing.T) {
 	fd0, lsof0 := numOpenFDS(t)