1.proc存在静态问题
2.删除proc节点后，vnode未同步删除，导致系统崩溃

Close #I6BT1F
Signed-off-by: Nzhushengle <zhushengle@huawei.com>
Change-Id: I91deecfe1d055a4ad1c2d2cda65acf04e4c53d4c