4 ------ This is output for >= glibc 2.4 ------
6 ---------------- pthread_create/join ----------------
8 Thread #x is the program's root thread
12 by 0x........: pthread_create@* (hg_intercepts.c:...)
13 by 0x........: main (tc20_verifywrap.c:76)
15 Possible data race during write of size 2 at 0x........ by thread #x
16 at 0x........: main (tc20_verifywrap.c:78)
17 This conflicts with a previous write of size 2 by thread #x
18 at 0x........: racy_child (tc20_verifywrap.c:34)
19 by 0x........: mythread_wrapper (hg_intercepts.c:...)
21 Location 0x........ is 0 bytes inside global var "unprotected"
22 declared at tc20_verifywrap.c:27
24 Thread #x's call to pthread_join failed
25 with error code 35 (EDEADLK: Resource deadlock would occur)
26 at 0x........: pthread_join (hg_intercepts.c:...)
27 by 0x........: main (tc20_verifywrap.c:83)
30 ---------------- pthread_mutex_lock et al ----------------
32 Thread #x's call to pthread_mutex_init failed
33 with error code 95 (EOPNOTSUPP: Operation not supported on transport endpoint)
34 at 0x........: pthread_mutex_init (hg_intercepts.c:...)
35 by 0x........: main (tc20_verifywrap.c:92)
37 Thread #x: pthread_mutex_destroy of a locked mutex
38 at 0x........: pthread_mutex_destroy (hg_intercepts.c:...)
39 by 0x........: main (tc20_verifywrap.c:102)
41 Thread #x's call to pthread_mutex_destroy failed
42 with error code 16 (EBUSY: Device or resource busy)
43 at 0x........: pthread_mutex_destroy (hg_intercepts.c:...)
44 by 0x........: main (tc20_verifywrap.c:102)
46 Thread #x's call to pthread_mutex_lock failed
47 with error code 22 (EINVAL: Invalid argument)
48 at 0x........: pthread_mutex_lock (hg_intercepts.c:...)
49 by 0x........: main (tc20_verifywrap.c:108)
51 Thread #x's call to pthread_mutex_trylock failed
52 with error code 22 (EINVAL: Invalid argument)
53 at 0x........: pthread_mutex_trylock (hg_intercepts.c:...)
54 by 0x........: main (tc20_verifywrap.c:116)
56 Thread #x's call to pthread_mutex_timedlock failed
57 with error code 22 (EINVAL: Invalid argument)
58 at 0x........: pthread_mutex_timedlock (hg_intercepts.c:...)
59 by 0x........: main (tc20_verifywrap.c:121)
61 Thread #x unlocked an invalid lock at 0x........
62 at 0x........: pthread_mutex_unlock (hg_intercepts.c:...)
63 by 0x........: main (tc20_verifywrap.c:125)
65 Thread #x's call to pthread_mutex_unlock failed
66 with error code 22 (EINVAL: Invalid argument)
67 at 0x........: pthread_mutex_unlock (hg_intercepts.c:...)
68 by 0x........: main (tc20_verifywrap.c:125)
71 ---------------- pthread_cond_wait et al ----------------
73 Thread #x: pthread_cond_{timed}wait called with un-held mutex
74 at 0x........: pthread_cond_wait_WRK (hg_intercepts.c:...)
75 by 0x........: pthread_cond_wait@* (hg_intercepts.c:...)
76 by 0x........: main (tc20_verifywrap.c:147)
78 Thread #x's call to pthread_cond_wait failed
79 with error code 1 (EPERM: Operation not permitted)
80 at 0x........: pthread_cond_wait_WRK (hg_intercepts.c:...)
81 by 0x........: pthread_cond_wait@* (hg_intercepts.c:...)
82 by 0x........: main (tc20_verifywrap.c:147)
85 FIXME: can't figure out how to verify wrap of pthread_cond_signal
88 FIXME: can't figure out how to verify wrap of pthread_broadcast_signal
90 Thread #x: pthread_cond_{timed}wait called with un-held mutex
91 at 0x........: pthread_cond_timedwait_WRK (hg_intercepts.c:...)
92 by 0x........: pthread_cond_timedwait@* (hg_intercepts.c:...)
93 by 0x........: main (tc20_verifywrap.c:165)
95 Thread #x's call to pthread_cond_timedwait failed
96 with error code 22 (EINVAL: Invalid argument)
97 at 0x........: pthread_cond_timedwait_WRK (hg_intercepts.c:...)
98 by 0x........: pthread_cond_timedwait@* (hg_intercepts.c:...)
99 by 0x........: main (tc20_verifywrap.c:165)
102 ---------------- pthread_rwlock_* ----------------
104 Thread #x unlocked a not-locked lock at 0x........
105 at 0x........: pthread_rwlock_unlock (hg_intercepts.c:...)
106 by 0x........: main (tc20_verifywrap.c:179)
107 Lock at 0x........ was first observed
108 at 0x........: pthread_rwlock_init (hg_intercepts.c:...)
109 by 0x........: main (tc20_verifywrap.c:178)
111 (1) no error on next line
112 (2) no error on next line
113 (3) ERROR on next line
114 Thread #x unlocked a not-locked lock at 0x........
115 at 0x........: pthread_rwlock_unlock (hg_intercepts.c:...)
116 by 0x........: main (tc20_verifywrap.c:196)
117 Lock at 0x........ was first observed
118 at 0x........: pthread_rwlock_init (hg_intercepts.c:...)
119 by 0x........: main (tc20_verifywrap.c:186)
121 (4) no error on next line
122 (5) no error on next line
123 (6) no error on next line
124 (7) no error on next line
125 (8) ERROR on next line
126 Thread #x unlocked a not-locked lock at 0x........
127 at 0x........: pthread_rwlock_unlock (hg_intercepts.c:...)
128 by 0x........: main (tc20_verifywrap.c:212)
129 Lock at 0x........ was first observed
130 at 0x........: pthread_rwlock_init (hg_intercepts.c:...)
131 by 0x........: main (tc20_verifywrap.c:186)
134 ---------------- sem_* ----------------
136 Thread #x's call to sem_init failed
137 with error code 22 (EINVAL: Invalid argument)
138 at 0x........: sem_init@* (hg_intercepts.c:...)
139 by 0x........: main (tc20_verifywrap.c:228)
142 FIXME: can't figure out how to verify wrap of sem_destroy
144 Thread #x: Bug in libpthread: sem_wait succeeded on semaphore without prior sem_post
145 at 0x........: sem_wait_WRK (hg_intercepts.c:...)
146 by 0x........: sem_wait (hg_intercepts.c:...)
147 by 0x........: main (tc20_verifywrap.c:242)
149 Thread #x's call to sem_post failed
150 with error code 22 (EINVAL: Invalid argument)
151 at 0x........: sem_post_WRK (hg_intercepts.c:...)
152 by 0x........: sem_post (hg_intercepts.c:...)
153 by 0x........: main (tc20_verifywrap.c:245)
156 FIXME: can't figure out how to verify wrap of sem_post
159 ------------ dealloc of mem holding locks ------------
161 Thread #x: Exiting thread still holds 1 lock
165 ERROR SUMMARY: 21 errors from 21 contexts (suppressed: 0 from 0)