xnu-4570.1.46.tar.gz

[apple/xnu.git] / tools / tests / darwintests / task_inspect.c

diff --git a/tools/tests/darwintests/task_inspect.c b/tools/tests/darwintests/task_inspect.c
index 468ae8e2bc6e6e6ec80a097253cc52a35e8ba61c..f16064a1fa25361b4329b4d60269ee9d54e54c91 100644 (file)
--- a/tools/tests/darwintests/task_inspect.c
+++ b/tools/tests/darwintests/task_inspect.c
@@ -1,3 +1,7 @@
+#ifdef T_NAMESPACE
+#undef T_NAMESPACE
+#endif
+
 #include <darwintest.h>
 
 #include <mach/host_priv.h>
@@ -55,11 +59,20 @@ attempt_kernel_inspection(task_t task)
        T_EXPECT_MACH_SUCCESS(task_threads(task, &threads, &thcnt), "task_threads");
        T_LOG("Found %d kernel threads.", thcnt);
        for (i = 0; i < thcnt; i++) {
+               kern_return_t kr;
                thread_basic_info_data_t basic_info;
                mach_msg_type_number_t bi_count = THREAD_BASIC_INFO_COUNT;
-               T_EXPECT_MACH_SUCCESS(thread_info(threads[i], THREAD_BASIC_INFO,
-                                                 (thread_info_t)&basic_info, &bi_count),
-                                     "thread_info(... THREAD_BASIC_INFO ...)");
+
+               kr = thread_info(threads[i], THREAD_BASIC_INFO,
+                               (thread_info_t)&basic_info, &bi_count);
+               /*
+                * Ignore threads that have gone away.
+                */
+               if (kr == MACH_SEND_INVALID_DEST) {
+                       T_LOG("ignoring thread that has been destroyed");
+                       continue;
+               }
+               T_EXPECT_MACH_SUCCESS(kr, "thread_info(... THREAD_BASIC_INFO ...)");
                (void)mach_port_deallocate(mach_task_self(), threads[i]);
        }
        mach_vm_deallocate(mach_task_self(),