--- a/src/java.base/share/classes/sun/security/rsa/RSAPSSSignature.java	Thu Jun 21 21:14:08 2018 -0700
+++ b/src/java.base/share/classes/sun/security/rsa/RSAPSSSignature.java	Fri Jun 22 07:49:27 2018 -0700
@@ -132,7 +132,7 @@
         }
         this.pubKey = (RSAPublicKey) isValid((RSAKey)publicKey);
         this.privKey = null;
-
+        resetDigest();
     }
 
     // initialize for signing. See JCA doc
@@ -153,6 +153,7 @@
         this.pubKey = null;
         this.random =
             (random == null? JCAUtil.getSecureRandom() : random);
+        resetDigest();
     }
 
     /**