8269934: RunThese24H.java failed with EXCEPTION_ACCESS_VIOLATION in j…

…ava_lang_Thread::get_thread_status Reviewed-by: stuefe, dcubed, sspitsyn
graalvm · Sep 17, 2021 · c9c667d · c9c667d
1 parent e887c22
commit c9c667d
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/hotspot/share/services/threadService.cpp b/src/hotspot/share/services/threadService.cpp
@@ -878,7 +878,10 @@ void ThreadSnapshot::initialize(ThreadsList * t_list, JavaThread* thread) {
   _sleep_ticks = stat->sleep_ticks();
   _sleep_count = stat->sleep_count();
 
-  _thread_status = java_lang_Thread::get_thread_status(threadObj);
+  // If thread is still attaching then threadObj will be NULL.
+  _thread_status = threadObj == NULL ? JavaThreadStatus::NEW
+                                     : java_lang_Thread::get_thread_status(threadObj);
+
   _is_suspended = thread->is_suspended();
   _is_in_native = (thread->thread_state() == _thread_in_native);