1 /* 2 * Copyright (c) 2000, 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 /* 25 * @test 26 * @key stress 27 * 28 * @summary converted from VM testbase nsk/stress/stack/stack019. 29 * VM testbase keywords: [stress, diehard, stack, nonconcurrent, exclude] 30 * VM testbase comments: 8139875 31 * VM testbase readme: 32 * DESCRIPTION 33 * The test invokes infinitely recursive method from within stack 34 * overflow handler -- repeatedly multiple times in a single thread. 35 * The test is deemed passed, if VM have not crashed, and if exception 36 * other than due to stack overflow was not thrown. 37 * COMMENTS 38 * This test crashes HS versions 2.0, 1.3, and 1.4 on both 39 * Solaris and Win32 platforms. 40 * See the bug: 41 * 4366625 (P4/S4) multiple stack overflow causes HS crash 42 * 43 * @ignore 8139875 44 * @requires vm.opt.DeoptimizeALot == null | vm.opt.DeoptimizeALot == false 45 * @run main/othervm nsk.stress.stack.stack019 -eager 46 */ 47 48 package nsk.stress.stack; 49 50 51 import nsk.share.Harakiri; 52 53 import java.io.PrintStream; 54 55 public class stack019 { 56 private final static int CYCLES = 100; 57 private final static int PROBES = 100; 58 59 public static void main(String[] args) { 60 int exitCode = run(args, System.out); 61 System.exit(exitCode + 95); 62 } 63 64 public static int run(String args[], PrintStream out) { 65 boolean verbose = false, eager = false; 66 for (int i = 0; i < args.length; i++) 67 if (args[i].toLowerCase().equals("-verbose")) 68 verbose = true; 69 else if (args[i].toLowerCase().equals("-eager")) 70 eager = true; 71 if (!eager) 72 Harakiri.appoint(Harakiri.parseAppointment(args)); 73 // 74 // Measure recursive depth before stack overflow: 75 // 76 try { 77 recurse(0); 78 } catch (StackOverflowError soe) { 79 } catch (OutOfMemoryError oome) { 80 } 81 out.println("Maximal recursion depth: " + maxDepth); 82 depthToTry = maxDepth; 83 84 // 85 // Run the tested threads: 86 // 87 for (int i = 0; i < CYCLES; i++) { 88 try { 89 out.println("Iteration: " + i + "/" + CYCLES); 90 trickyRecurse(0); 91 out.println("# TEST_BUG: stack overflow was expected!"); 92 return 2; 93 94 } catch (StackOverflowError error) { 95 } catch (OutOfMemoryError oome) { 96 // It's OK: stack overflow was expected. 97 98 } catch (Throwable throwable) { 99 if (throwable instanceof ThreadDeath) 100 throw (ThreadDeath) throwable; 101 throwable.printStackTrace(out); 102 return 2; 103 } 104 } 105 return 0; 106 } 107 108 private static int maxDepth; 109 private static int depthToTry; 110 111 private static void recurse(int depth) { 112 maxDepth = depth; 113 recurse(depth + 1); 114 } 115 116 private static void trickyRecurse(int depth) { 117 try { 118 maxDepth = depth; 119 trickyRecurse(depth + 1); 120 } catch (Error error) { 121 if (!(error instanceof StackOverflowError) && 122 !(error instanceof OutOfMemoryError)) 123 throw error; 124 125 // 126 // Stack problem caugth: provoke it again, 127 // if current stack is enough deep: 128 // 129 if (depth < depthToTry - PROBES) 130 throw error; 131 recurse(depth + 1); 132 } 133 } 134 }