1.内核打印的地方支持异常时重定向打印信息
2.excinfo 命令中申请的内存64对齐
Signed-off-by: Nzhushengle <zhushengle@huawei.com>
Change-Id: I6ccd57b93b4a6e2eeabe5b366e9c0eb262dcad8e