--- a/jdk/src/jdk.crypto.cryptoki/share/classes/sun/security/pkcs11/Config.java	Mon Sep 04 11:05:12 2017 +0200
+++ b/jdk/src/jdk.crypto.cryptoki/share/classes/sun/security/pkcs11/Config.java	Thu Aug 31 22:21:20 2017 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -28,6 +28,7 @@
 import java.io.*;
 import static java.io.StreamTokenizer.*;
 import java.math.BigInteger;
+import java.nio.charset.StandardCharsets;
 import java.util.*;
 
 import java.security.*;
@@ -202,7 +203,8 @@
             reader = new StringReader(config);
         } else {
             reader = new BufferedReader(new InputStreamReader
-                (new FileInputStream(expand(filename))));
+                (new FileInputStream(expand(filename)),
+                    StandardCharsets.ISO_8859_1));
         }
         parsedKeywords = new HashSet<String>();
         st = new StreamTokenizer(reader);

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/security/pkcs11/Config/ReadConfInUTF16Env.java	Thu Aug 31 22:21:20 2017 -0700
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.security.Provider;
+import java.security.Security;
+
+public class ReadConfInUTF16Env {
+    public static void main(String argv[]) {
+        Provider p = Security.getProvider("SunPKCS11");
+        if (p == null) {
+            p = Security.getProvider("SunPKCS11-Solaris");
+            if (p == null) {
+                System.out.println("Skipping test - no PKCS11 provider available");
+                return;
+            }
+        }
+
+        System.out.println(p.getName());
+    }
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/security/pkcs11/Config/ReadConfInUTF16Env.sh	Thu Aug 31 22:21:20 2017 -0700
@@ -0,0 +1,38 @@
+#
+# Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.
+#
+# This code is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+# or visit www.oracle.com if you need additional information or have any
+# questions.
+#
+
+# @test
+# @bug 8187023
+# @summary Pkcs11 config file should be assumed in ISO-8859-1
+# @build ReadConfInUTF16Env
+# @run shell ReadConfInUTF16Env.sh
+
+# jtreg does not like -Dfile.encoding=UTF-16 inside a @run main line,
+# testlibrary.ProcessTools.createJavaProcessBuilder() also had troubles
+# executing a subprocess with -Dfile.encoding=UTF-16 option added,
+# therefore a shell test is written.
+
+$TESTJAVA/bin/java $TESTVMOPTS -cp $TESTCLASSES \
+  -Dfile.encoding=UTF-16 \
+  ReadConfInUTF16Env
+