b7075c2db9
Reviewed-by: alanb, mchung, psandoz
86 lines
3.4 KiB
Java
86 lines
3.4 KiB
Java
/*
|
|
* Copyright (c) 2013, 2015, 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
|
|
* @summary Test that touching noaccess area in class ReservedHeapSpace results in SIGSEGV/ACCESS_VIOLATION
|
|
* @library /testlibrary /test/lib
|
|
* @modules java.base/jdk.internal.misc
|
|
* java.management
|
|
* @build ReadFromNoaccessArea
|
|
* @run main ClassFileInstaller sun.hotspot.WhiteBox
|
|
* sun.hotspot.WhiteBox$WhiteBoxPermission
|
|
* @run main ReadFromNoaccessArea
|
|
*/
|
|
|
|
import jdk.test.lib.*;
|
|
import sun.hotspot.WhiteBox;
|
|
|
|
public class ReadFromNoaccessArea {
|
|
|
|
public static void main(String args[]) throws Exception {
|
|
if (!Platform.is64bit()) {
|
|
System.out.println("ReadFromNoaccessArea tests is useful only on 64bit architecture. Passing silently.");
|
|
return;
|
|
}
|
|
|
|
ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
|
|
"-Xbootclasspath/a:.",
|
|
"-XX:+UnlockDiagnosticVMOptions",
|
|
"-XX:+WhiteBoxAPI",
|
|
"-XX:+UseCompressedOops",
|
|
"-XX:HeapBaseMinAddress=33G",
|
|
"-XX:-CreateCoredumpOnCrash",
|
|
"-Xmx32m",
|
|
DummyClassWithMainTryingToReadFromNoaccessArea.class.getName());
|
|
|
|
OutputAnalyzer output = new OutputAnalyzer(pb.start());
|
|
System.out.println("******* Printing stdout for analysis in case of failure *******");
|
|
System.out.println(output.getStdout());
|
|
System.out.println("******* Printing stderr for analysis in case of failure *******");
|
|
System.out.println(output.getStderr());
|
|
System.out.println("***************************************************************");
|
|
if (output.getStdout() != null && output.getStdout().contains("WB_ReadFromNoaccessArea method is useless")) {
|
|
// Test conditions broken. There is no protected page in ReservedHeapSpace in these circumstances. Silently passing test.
|
|
return;
|
|
}
|
|
if (Platform.isWindows()) {
|
|
output.shouldContain("EXCEPTION_ACCESS_VIOLATION");
|
|
} else if (Platform.isOSX()) {
|
|
output.shouldContain("SIGBUS");
|
|
} else {
|
|
output.shouldContain("SIGSEGV");
|
|
}
|
|
}
|
|
|
|
public static class DummyClassWithMainTryingToReadFromNoaccessArea {
|
|
|
|
// This method calls whitebox method reading from noaccess area
|
|
public static void main(String args[]) throws Exception {
|
|
WhiteBox.getWhiteBox().readFromNoaccessArea();
|
|
throw new Exception("Call of readFromNoaccessArea succeeded! This is wrong. Crash expected. Test failed.");
|
|
}
|
|
}
|
|
|
|
}
|