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/compiler/arguments/TestCompileTaskTimeout.java
+++ b/test/hotspot/jtreg/compiler/arguments/TestCompileTaskTimeout.java
@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2025, 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.
+ */
+
+package compiler.arguments;
+
+/*
+ * @test TestCompileTaskTimeout
+ * @bug 8308094 8365909 8366875
+ * @requires vm.debug & vm.flagless & os.name == "Linux"
+ * @summary Check functionality of CompileTaskTimeout
+ * @library /test/lib
+ * @run driver/timeout=480 compiler.arguments.TestCompileTaskTimeout
+ */
+
+import jdk.test.lib.process.ProcessTools;
+
+public class TestCompileTaskTimeout {
+
+    public static void main(String[] args) throws Throwable {
+        double timeoutFactor = 1.0;
+        try {
+            timeoutFactor = Double.parseDouble(System.getProperty("test.timeout.factor", "1.0"));
+        } catch (NumberFormatException ignored) {}
+
+        // Short timeouts crash the VM.
+        ProcessTools.executeTestJava("-Xcomp", "-XX:CompileTaskTimeout=1", "--version")
+                    .shouldHaveExitValue(134)
+                    .shouldContain("timed out after");
+
+        ProcessTools.executeTestJava("-Xcomp", "-XX:CompileTaskTimeout=1", "-XX:TieredStopAtLevel=3", "--version")
+                    .shouldHaveExitValue(134)
+                    .shouldContain("timed out after");
+
+        ProcessTools.executeTestJava("-Xcomp", "-XX:CompileTaskTimeout=1", "-XX:-TieredCompilation", "--version")
+                    .shouldHaveExitValue(134)
+                    .shouldContain("timed out after");
+
+        // A long enough timeout succeeds.
+        int timeout = (int)(500.0 * timeoutFactor);
+        ProcessTools.executeTestJava("-Xcomp", "-XX:CompileTaskTimeout=" + timeout, "--version")
+                    .shouldHaveExitValue(0);
+
+        // Each repeated compilation has a new timeout.
+        ProcessTools.executeTestJava("-Xcomp",
+                                     "-XX:CompileTaskTimeout=" + timeout,
+                                     "-XX:RepeatCompilation=100",
+                                     "-XX:CompileCommand=compileonly,java/util/concurrent/ConcurrentHashMap.*",
+                                     "--version")
+                    .shouldHaveExitValue(0);
+    }
+}