diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index 183b583df1d7..ee66947e5043 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -1544,6 +1544,7 @@ e1000_diag_test(struct net_device *netdev,
 		data[2] = 0;
 		data[3] = 0;
 	}
+	msleep_interruptible(4 * 1000);
 }
 
 static void