8 _CORE_mutex_Seize coremutexseize.c:39 4 _RBTree_Extract_unprotected rbtreeextract.c:140 172 _RBTree_Extract_unprotected rbtreeextract.c:142 8 _RBTree_Extract_unprotected rbtreeextract.c:210 4 _RBTree_Extract_validate_unprotected rbtree.inl:202 4 _RBTree_Extract_validate_unprotected rbtreeextract.c:57 4 _RBTree_Find_header rbtree.inl:308 4 _Scheduler_priority_Yield schedulerpriorityyield.c:52 12 _Timer_server_Body timerserver.c:345