compiling kernel of version one but getting another

[Ralf Mardorf]

On Sun, 12 Dec 2021 07:03:48 +0100, Ralf Mardorf wrote:
>"dpkg-buildpackage: error: debian/rules binary subprocess returned exit
>status 2"  

It not necessarily leads to the version mismatch, maybe it's "just"
because tmpfs is failing in the first place. Hence, guessing, guessing,
guessing, as long as The OP doesn't post usable information.