registration error (rc -84)

[Frank Ch. Eigler]

Hi -

> ok. that solved the problem.
> 
> I remove [mismatching] kernel-debuginfo and kernel-debuginfo-common [...]
> now there are no errors....It seems sometimes with CentOS that the
> required packages for systemtap are not always in one place orr the
> same one...

This tells me that our buildid verification logic is incomplete; that
the three-way vmlinuz - debuginfo-vmlinux - running-kernel match needs
to be checked, not just two of the three.

- FChE