1*27b03b36SApple OSS Distributions #include <darwintest.h>
2*27b03b36SApple OSS Distributions #include <pthread.h>
3*27b03b36SApple OSS Distributions #include <sys/syscall.h>
4*27b03b36SApple OSS Distributions #include <unistd.h>
5*27b03b36SApple OSS Distributions
6*27b03b36SApple OSS Distributions #include <mach/mach_init.h>
7*27b03b36SApple OSS Distributions #include <mach/mach_port.h>
8*27b03b36SApple OSS Distributions #include <mach/mk_timer.h>
9*27b03b36SApple OSS Distributions #include <mach/task.h>
10*27b03b36SApple OSS Distributions
11*27b03b36SApple OSS Distributions #define die(w) errx(1, (w))
12*27b03b36SApple OSS Distributions #define edie(w) err(1, (w))
13*27b03b36SApple OSS Distributions #define expect(e) if (-1 == (e)) edie(#e)
14*27b03b36SApple OSS Distributions
15*27b03b36SApple OSS Distributions static void *
racer(void * data)16*27b03b36SApple OSS Distributions racer(void *data)
17*27b03b36SApple OSS Distributions {
18*27b03b36SApple OSS Distributions for (;;) {
19*27b03b36SApple OSS Distributions mk_timer_destroy(*(mach_port_t *)data);
20*27b03b36SApple OSS Distributions }
21*27b03b36SApple OSS Distributions
22*27b03b36SApple OSS Distributions return NULL;
23*27b03b36SApple OSS Distributions }
24*27b03b36SApple OSS Distributions
25*27b03b36SApple OSS Distributions T_DECL(thread_call_race_71455282,
26*27b03b36SApple OSS Distributions "rdar://71455282",
27*27b03b36SApple OSS Distributions T_META_IGNORECRASHES(".*thread_call_race_71455282.*"))
28*27b03b36SApple OSS Distributions {
29*27b03b36SApple OSS Distributions mach_port_t timer = MACH_PORT_NULL;
30*27b03b36SApple OSS Distributions pthread_t t;
31*27b03b36SApple OSS Distributions size_t n;
32*27b03b36SApple OSS Distributions
33*27b03b36SApple OSS Distributions /* we will violate mach rules so ignore crashes here */
34*27b03b36SApple OSS Distributions T_ASSERT_MACH_SUCCESS(task_set_exc_guard_behavior(mach_task_self(), 0),
35*27b03b36SApple OSS Distributions "task_set_exc_guard_behavior");
36*27b03b36SApple OSS Distributions
37*27b03b36SApple OSS Distributions for (n = 0; n < 4; ++n) {
38*27b03b36SApple OSS Distributions T_ASSERT_POSIX_SUCCESS(pthread_create(&t, NULL, racer, &timer),
39*27b03b36SApple OSS Distributions "pthread_create");
40*27b03b36SApple OSS Distributions }
41*27b03b36SApple OSS Distributions
42*27b03b36SApple OSS Distributions T_LOG("racing");
43*27b03b36SApple OSS Distributions for (size_t i = 0; i < 1000; i++) {
44*27b03b36SApple OSS Distributions timer = mk_timer_create();
45*27b03b36SApple OSS Distributions mk_timer_arm(timer, 1);
46*27b03b36SApple OSS Distributions mk_timer_destroy(timer);
47*27b03b36SApple OSS Distributions timer = MACH_PORT_NULL;
48*27b03b36SApple OSS Distributions }
49*27b03b36SApple OSS Distributions
50*27b03b36SApple OSS Distributions T_PASS("didn't panic");
51*27b03b36SApple OSS Distributions T_END;
52*27b03b36SApple OSS Distributions }
53