Thiago Jung Bauermann via Bug reports for GNU Guix <bug-guix@gnu.org> writes:

> On the core-updates branch, libaio has been updated to version 0.3.113.
> This version contains a new test which fails on guixp9 (one of the
> powerpc64le-linux builders) due to a bug present in the kernel it is
> running:

...

> So long story short, we need to update guixp9's kernel so that we can
> build core-update's libaio. I suggest we take the opportunity to update
> all of the Debian packages as well.

Thanks so much for reporting this. I think the berlin connected machines
were handled via guix-devel, and I've just updated polaris (which builds
powerpc64le-linux) for the bordeaux build farm.

I'm going to close this issue.