快!帮我看看怎么会事?

named[767]: ifiter_ioctl.c:214: REQUIRE(iter->pos < (unsigned int) iter->ifc.ifc_len)
failed
Mar 15 20:45:12 ns named[767]: exiting (due to assertion failure)
以上是redhat7.2中named进程的错误提示,请高手帮忙解决!!!急!!!!