我的计划是，我的内核从 Debian 的测试存储库进行更新。这样，如果我执行 dist-upgrade，内核就会自动升级。
我的问题是，依赖项也没有下载。
我该如何解决这个问题？
resources.list 包含额外的反向移植存储库和测试存储库：
#Stable
deb http://ftp.us.debian.org/debian stable main non-free contrib
deb http://non-us.debian.org/debian-non-US stable/non-US main contrib non-free
#Testing
deb http://ftp.us.debian.org/debian testing main non-free contrib
deb http://non-us.debian.org/debian-non-US testing/non-US main contrib non-free
#Unstable
deb http://ftp.us.debian.org/debian unstable main non-free contrib
deb http://non-us.debian.org/debian-non-US unstable/non-US main contrib non-free
我的/etc/apt/preferences.d/mypref
Package: *
Pin: release a=stable
Pin-Priority: 700
Package: *
Pin: release a=testing
Pin-Priority: 650
Package: *
Pin: release a=unstable
Pin-Priority: 600
我的/etc/apt/preferences.d/kernel
Package: linux-image-amd64
Pin: release a=testing
Pin-Priority: 950
Package: linux-headers-amd64
Pin: release a=testing
Pin-Priority: 950