1# Copyright (c) 2018 The NetBSD Foundation, Inc. 2# All rights reserved. 3# 4# This code is derived from software contributed to The NetBSD Foundation 5# by Yang Zheng. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26# POSSIBILITY OF SUCH DAMAGE. 27# 28 29 30tsan_available_archs() 31{ 32 atf_set "require.arch" "x86_64" 33} 34 35atf_test_case locked_mutex_destroy 36locked_mutex_destroy_head() { 37 atf_set "descr" "Test thread sanitizer for destroying locked mutex condition" 38 atf_set "require.progs" "c++ paxctl" 39 tsan_available_archs 40} 41 42atf_test_case locked_mutex_destroy_profile 43locked_mutex_destroy_profile_head() { 44 atf_set "descr" "Test thread sanitizer for destroying locked mutex with profiling option" 45 atf_set "require.progs" "c++ paxctl" 46 tsan_available_archs 47} 48atf_test_case locked_mutex_destroy_pic 49locked_mutex_destroy_pic_head() { 50 atf_set "descr" "Test thread sanitizer for destroying locked mutex with position independent code (PIC) flag" 51 atf_set "require.progs" "c++ paxctl" 52 tsan_available_archs 53} 54atf_test_case locked_mutex_destroy_pie 55locked_mutex_destroy_pie_head() { 56 atf_set "descr" "Test thread sanitizer for destroying locked mutex with position independent execution (PIE) flag" 57 atf_set "require.progs" "c++ paxctl" 58 tsan_available_archs 59} 60 61locked_mutex_destroy_body(){ 62 cat > test.cc << EOF 63#include <pthread.h> 64#include <stdlib.h> 65 66pthread_mutex_t mutex; 67pthread_barrier_t barrier; 68void *Thread(void *a) { 69 pthread_mutex_lock(&mutex); 70 pthread_barrier_wait(&barrier); 71 return 0; 72} 73 74int main() { 75 pthread_t t; 76 pthread_barrier_init(&barrier, NULL, 2); 77 pthread_mutex_init(&mutex, NULL); 78 pthread_create(&t, NULL, Thread, NULL); 79 pthread_barrier_wait(&barrier); 80 pthread_mutex_destroy(&mutex); 81 pthread_join(t, NULL); 82 return 0; 83} 84EOF 85 86 c++ -fsanitize=thread -o test test.cc 87 paxctl +a test 88 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: destroy of a locked mutex" ./test 89} 90 91locked_mutex_destroy_profile_body(){ 92 atf_expect_fail "PR toolchain/55760" 93 cat > test.cc << EOF 94#include <pthread.h> 95#include <stdlib.h> 96 97pthread_mutex_t mutex; 98pthread_barrier_t barrier; 99void *Thread(void *a) { 100 pthread_mutex_lock(&mutex); 101 pthread_barrier_wait(&barrier); 102 return 0; 103} 104 105int main() { 106 pthread_t t; 107 pthread_barrier_init(&barrier, NULL, 2); 108 pthread_mutex_init(&mutex, NULL); 109 pthread_create(&t, NULL, Thread, NULL); 110 pthread_barrier_wait(&barrier); 111 pthread_mutex_destroy(&mutex); 112 pthread_join(t, NULL); 113 return 0; 114} 115EOF 116 117 c++ -fsanitize=thread -static -o test -pg test.cc 118 paxctl +a test 119 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: destroy of a locked mutex" ./test 120} 121 122locked_mutex_destroy_pic_body(){ 123 cat > test.cc << EOF 124#include <stdio.h> 125#include <stdlib.h> 126int help(int); 127int main(int argc, char **argv) {return help(argc);} 128EOF 129 130 cat > pic.cc << EOF 131#include <pthread.h> 132#include <stdlib.h> 133 134pthread_mutex_t mutex; 135pthread_barrier_t barrier; 136void *Thread(void *a) { 137 pthread_mutex_lock(&mutex); 138 pthread_barrier_wait(&barrier); 139 return 0; 140} 141 142int help(int argc) { 143 pthread_t t; 144 pthread_barrier_init(&barrier, NULL, 2); 145 pthread_mutex_init(&mutex, NULL); 146 pthread_create(&t, NULL, Thread, NULL); 147 pthread_barrier_wait(&barrier); 148 pthread_mutex_destroy(&mutex); 149 pthread_join(t, NULL); 150 return 0; 151} 152EOF 153 154 c++ -fsanitize=thread -fPIC -shared -o libtest.so pic.cc 155 c++ -o test test.cc -fsanitize=thread -L. -ltest 156 paxctl +a test 157 158 export LD_LIBRARY_PATH=. 159 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: destroy of a locked mutex" ./test 160} 161locked_mutex_destroy_pie_body(){ 162 163 #check whether -pie flag is supported on this architecture 164 if ! c++ -pie -dM -E - < /dev/null 2>/dev/null >/dev/null; then 165 atf_set_skip "c++ -pie not supported on this architecture" 166 fi 167 cat > test.cc << EOF 168#include <pthread.h> 169#include <stdlib.h> 170 171pthread_mutex_t mutex; 172pthread_barrier_t barrier; 173void *Thread(void *a) { 174 pthread_mutex_lock(&mutex); 175 pthread_barrier_wait(&barrier); 176 return 0; 177} 178 179int main() { 180 pthread_t t; 181 pthread_barrier_init(&barrier, NULL, 2); 182 pthread_mutex_init(&mutex, NULL); 183 pthread_create(&t, NULL, Thread, NULL); 184 pthread_barrier_wait(&barrier); 185 pthread_mutex_destroy(&mutex); 186 pthread_join(t, NULL); 187 return 0; 188} 189EOF 190 191 c++ -fsanitize=thread -o test -fpie -pie test.cc 192 paxctl +a test 193 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: destroy of a locked mutex" ./test 194} 195 196 197atf_init_test_cases() 198{ 199 atf_add_test_case locked_mutex_destroy 200 atf_add_test_case locked_mutex_destroy_profile 201 atf_add_test_case locked_mutex_destroy_pie 202 atf_add_test_case locked_mutex_destroy_pic 203} 204