为什么不能编辑？

hades

[root@redhatlinux linux]# rpmbuild --rebuild --nodeps --define "cards intel8x0" alsa-driver-0.9.7-1.fr.src.rpm
Installing alsa-driver-0.9.7-1.fr.src.rpm
warning: user dude does not exist - using root
warning: group dude does not exist - using root
warning: user dude does not exist - using root
warning: group dude does not exist - using root
warning: user dude does not exist - using root
warning: group dude does not exist - using root
warning: user dude does not exist - using root
warning: group dude does not exist - using root

warning: group dude does not exist - using root

我是在/usr/src/linux/下使用这个命令的，出现这个错误　，其中linux是linux-2.6.0-test7的LINK，为什么会有这样的错误呢？
请指点一下吧！