weblogic启动报JVMSHRC020E An error has occurred while opening semaphore

weblogic在AIX上chown过后weblogic无法启动。启动日志报错如下: JVMSHRC020E An error has occurred while opening semaphore JVMSHRC336E Port layer error code = -302 JVMSHRC337E Platform error message: Permission denied JVMSHRC028E Permission.