4 _CORE_RWLock_Obtain_for_reading corerwlockobtainread.c:68 4 _Chain_Get_with_empty_check chain.inl:561 4 _Chain_Get_with_empty_check chain.inl:558 8 _Heap_Extend heap.inl:108 12 _Heap_Walk heapwalk.c:233 24 _Internal_error_Occurred sysstate.inl:37 4 _POSIX_Threads_Sporadic_budget_callout pthread.c:152 16 _POSIX_signals_Unblock_thread psignalunblockthread.c:108 12 _Timer_server_Body timerserver.c:345 8 _User_extensions_Fatal userextthreadbegin.c:81 4 killinfo killinfo.c:189 4 killinfo killinfo.c:268 4 killinfo killinfo.c:268 4 pthread_mutex_timedlock mutextimedlock.c:79 8 rtems_chain_append_with_notification chainappendnotify.c:44 8 rtems_chain_get_with_notification chaingetnotify.c:44 8 rtems_chain_prepend_with_notification chainprependnotify.c:44 4 rtems_shutdown_executive exshutdown.c:43