1 /* 2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import java.io.BufferedReader; 25 import java.io.File; 26 import java.io.FileInputStream; 27 import java.io.InputStreamReader; 28 import java.util.regex.Pattern; 29 30 import jdk.test.lib.Platform; 31 import jdk.test.lib.process.OutputAnalyzer; 32 import jdk.test.lib.process.ProcessTools; 33 34 /* 35 * @test 36 * @bug 8194652 37 * @summary Printing native stack shows an "error occurred during error reporting". 38 * @modules java.base/jdk.internal.misc 39 * @library /test/lib 40 */ 41 42 // This test was adapted from SafeFetchInErrorHandlingTest.java. 43 public class BadNativeStackInErrorHandlingTest { 44 public static void main(String[] args) throws Exception { 45 if (!Platform.isDebugBuild() || Platform.isZero()) { 46 return; 47 } 48 49 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( 50 "-XX:+UnlockDiagnosticVMOptions", 51 "-Xmx100M", 52 "-XX:ErrorHandlerTest=14", 53 "-XX:-CreateCoredumpOnCrash", 54 "-version"); 55 56 OutputAnalyzer output_detail = new OutputAnalyzer(pb.start()); 57 58 // we should have crashed with a SIGSEGV 59 output_detail.shouldMatch("# A fatal error has been detected by the Java Runtime Environment:.*"); 60 output_detail.shouldMatch("# +(?:SIGSEGV|SIGBUS|EXCEPTION_ACCESS_VIOLATION).*"); 61 62 // extract hs-err file 63 String hs_err_file = output_detail.firstMatch("# *(\\S*hs_err_pid\\d+\\.log)", 1); 64 if (hs_err_file == null) { 65 throw new RuntimeException("Did not find hs-err file in output.\n"); 66 } 67 68 File f = new File(hs_err_file); 69 if (!f.exists()) { 70 throw new RuntimeException("hs-err file missing at " + 71 f.getAbsolutePath() + ".\n"); 72 } 73 74 System.out.println("Found hs_err file. Scanning..."); 75 76 FileInputStream fis = new FileInputStream(f); 77 BufferedReader br = new BufferedReader(new InputStreamReader(fis)); 78 String line = null; 79 80 // The failing line looks like this: 81 // [error occurred during error reporting (printing native stack), id 0xb] 82 Pattern pattern = 83 Pattern.compile("\\[error occurred during error reporting \\(printing native stack\\), id .*\\]"); 84 85 String lastLine = null; 86 while ((line = br.readLine()) != null) { 87 if (pattern.matcher(line).matches()) { 88 System.out.println("Found: " + line + "."); 89 throw new RuntimeException("hs-err file should not contain: '" + 90 pattern + "'"); 91 } 92 lastLine = line; 93 } 94 br.close(); 95 96 if (!lastLine.equals("END.")) { 97 throw new RuntimeException("hs-err file incomplete (missing END marker.)"); 98 } else { 99 System.out.println("End marker found."); 100 } 101 102 System.out.println("OK."); 103 } 104 }