t_tsan_data_race.sh revision 1.7
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 tsan_available_archs() 30 { 31 atf_set "require.arch" "x86_64" 32 } 33 34 atf_test_case data_race 35 data_race_head() { 36 atf_set "descr" "Test thread sanitizer for data race condition" 37 atf_set "require.progs" "cc paxctl" 38 tsan_available_archs 39 } 40 41 atf_test_case data_race_profile 42 data_race_profile_head() { 43 atf_set "descr" "Test thread sanitizer for data race with profiling option" 44 atf_set "require.progs" "cc paxctl" 45 tsan_available_archs 46 } 47 atf_test_case data_race_pic 48 data_race_pic_head() { 49 atf_set "descr" "Test thread sanitizer for data race with position independent code (PIC) flag" 50 atf_set "require.progs" "cc paxctl" 51 tsan_available_archs 52 } 53 atf_test_case data_race_pie 54 data_race_pie_head() { 55 atf_set "descr" "Test thread sanitizer for data race with position independent execution (PIE) flag" 56 atf_set "require.progs" "cc paxctl" 57 tsan_available_archs 58 } 59 60 data_race_body(){ 61 cat > test.c << EOF 62 #include <pthread.h> 63 int GlobalData; pthread_barrier_t barrier; 64 void *Thread(void *a) { pthread_barrier_wait(&barrier); GlobalData = 42; return 0; } 65 int main() { 66 pthread_t t; 67 pthread_barrier_init(&barrier, NULL, 2); 68 pthread_create(&t, NULL, Thread, NULL); 69 pthread_barrier_wait(&barrier); 70 GlobalData = 43; 71 pthread_join(t, NULL); 72 return 0; 73 } 74 EOF 75 76 cc -fsanitize=thread -o test test.c 77 paxctl +a test 78 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: data race " ./test 79 } 80 81 data_race_profile_body(){ 82 atf_expect_fail "PR toolchain/55760" 83 cat > test.c << EOF 84 #include <pthread.h> 85 int GlobalData; pthread_barrier_t barrier; 86 void *Thread(void *a) { pthread_barrier_wait(&barrier); GlobalData = 42; return 0; } 87 int main() { 88 pthread_t t; 89 pthread_barrier_init(&barrier, NULL, 2); 90 pthread_create(&t, NULL, Thread, NULL); 91 pthread_barrier_wait(&barrier); 92 GlobalData = 43; 93 pthread_join(t, NULL); 94 return 0; 95 } 96 EOF 97 98 cc -fsanitize=thread -static -o test -pg test.c 99 paxctl +a test 100 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: data race " ./test 101 } 102 103 data_race_pic_body(){ 104 cat > test.c << EOF 105 #include <stdio.h> 106 #include <stdlib.h> 107 int help(int); 108 int main(int argc, char **argv) {return help(argc);} 109 EOF 110 111 cat > pic.c << EOF 112 #include <pthread.h> 113 int GlobalData; pthread_barrier_t barrier; 114 void *Thread(void *a) { pthread_barrier_wait(&barrier); GlobalData = 42; return 0; } 115 int help(int argc) { 116 pthread_t t; 117 pthread_barrier_init(&barrier, NULL, 2); 118 pthread_create(&t, NULL, Thread, NULL); 119 pthread_barrier_wait(&barrier); 120 GlobalData = 43; 121 pthread_join(t, NULL); 122 return 0; 123 } 124 EOF 125 126 cc -fsanitize=thread -fPIC -shared -o libtest.so pic.c 127 cc -o test test.c -fsanitize=thread -L. -ltest 128 paxctl +a test 129 130 export LD_LIBRARY_PATH=. 131 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: data race " ./test 132 } 133 data_race_pie_body(){ 134 135 #check whether -pie flag is supported on this architecture 136 if ! cc -pie -dM -E - < /dev/null 2>/dev/null >/dev/null; then 137 atf_set_skip "cc -pie not supported on this architecture" 138 fi 139 cat > test.c << EOF 140 #include <pthread.h> 141 int GlobalData; pthread_barrier_t barrier; 142 void *Thread(void *a) { pthread_barrier_wait(&barrier); GlobalData = 42; return 0; } 143 int main() { 144 pthread_t t; 145 pthread_barrier_init(&barrier, NULL, 2); 146 pthread_create(&t, NULL, Thread, NULL); 147 pthread_barrier_wait(&barrier); 148 GlobalData = 43; 149 pthread_join(t, NULL); 150 return 0; 151 } 152 EOF 153 154 cc -fsanitize=thread -o test -fpie -pie test.c 155 paxctl +a test 156 atf_check -s ignore -o ignore -e match:"WARNING: ThreadSanitizer: data race " ./test 157 } 158 159 atf_init_test_cases() 160 { 161 atf_add_test_case data_race 162 atf_add_test_case data_race_profile 163 atf_add_test_case data_race_pie 164 atf_add_test_case data_race_pic 165 } 166
Indexes created Sun Oct 12 02:09:55 GMT 2025