--- a/jdk/src/solaris/classes/sun/tools/attach/LinuxVirtualMachine.java	Fri May 09 09:47:07 2014 +0100
+++ b/jdk/src/solaris/classes/sun/tools/attach/LinuxVirtualMachine.java	Fri May 09 12:06:13 2014 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2014, 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
@@ -24,14 +24,14 @@
  */
 package sun.tools.attach;
 
-import com.sun.tools.attach.VirtualMachine;
+import com.sun.tools.attach.AttachOperationFailedException;
 import com.sun.tools.attach.AgentLoadException;
 import com.sun.tools.attach.AttachNotSupportedException;
 import com.sun.tools.attach.spi.AttachProvider;
+
 import java.io.InputStream;
 import java.io.IOException;
 import java.io.File;
-import java.util.Properties;
 
 /*
  * Linux implementation of HotSpotVirtualMachine
@@ -207,6 +207,8 @@
         }
 
         if (completionStatus != 0) {
+            // read from the stream and use that as the error message
+            String message = readErrorMessage(sis);
             sis.close();
 
             // In the event of a protocol mismatch then the target VM
@@ -221,7 +223,11 @@
             if (cmd.equals("load")) {
                 throw new AgentLoadException("Failed to load agent library");
             } else {
-                throw new IOException("Command failed in target VM");
+                if (message == null) {
+                    throw new AttachOperationFailedException("Command failed in target VM");
+                } else {
+                    throw new AttachOperationFailedException(message);
+                }
             }
         }