undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/hotspot/jtreg/runtime/ErrorHandling/ResourceMarkTest.java
+++ b/test/hotspot/jtreg/runtime/ErrorHandling/ResourceMarkTest.java
@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2022, 2026, 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 8284274
+ * @summary Test that reporting doesn't crash because missing ResourceMarks
+ * @library /test/lib
+ * @requires vm.flagless
+ * @requires vm.debug
+ * @comment ASAN grabs SIGFPE earlier than vm signal handler
+ * @requires !vm.asan
+ * @requires os.family != "windows"
+ * @modules java.base/jdk.internal.misc
+ *          java.management
+ * @run driver ResourceMarkTest
+ */
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStreamReader;
+import java.util.regex.Pattern;
+
+import jdk.test.lib.process.OutputAnalyzer;
+import jdk.test.lib.process.ProcessTools;
+
+public class ResourceMarkTest {
+
+
+  public static void main(String[] args) throws Exception {
+    ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder(
+        "-XX:+UnlockDiagnosticVMOptions",
+        "-Xmx100M",
+        "-XX:-CreateCoredumpOnCrash",
+        "-XX:ErrorHandlerTest=15",
+        "-XX:TestCrashInErrorHandler=2",
+        "-version");
+
+    OutputAnalyzer output_detail = new OutputAnalyzer(pb.start());
+
+    // we should have crashed with a SIGFPE
+    output_detail.shouldMatch("# A fatal error has been detected by the Java Runtime Environment:.*");
+    output_detail.shouldMatch("#.+SIGFPE.*");
+    output_detail.shouldMatch("This is a message with no ResourceMark");
+
+    // extract hs-err file
+    File hs_err_file = HsErrFileUtils.openHsErrFileFromOutput(output_detail);
+
+    // scan hs-err file: File should NOT contain the "[error occurred during error reporting..]"
+    // markers which show that the secondary error handling kicked in and handled the
+    // error successfully. As an added test, we check that the last line contains "END.",
+    // which is an end marker written in the last step and proves that hs-err file was
+    // completely written.
+    Pattern [] negativePattern = new Pattern[] {
+        Pattern.compile("\\[error occurred during error reporting \\(test missing ResourceMark does not crash\\), id 0xe0000000, Internal Error \\(.*resourceArea.cpp:.*\\)\\]"),
+    };
+
+    HsErrFileUtils.checkHsErrFileContent(hs_err_file, null, negativePattern, true /* check end marker */, false /* verbose */);
+
+    System.out.println("OK.");
+
+  }
+}