/usr/lib64/perl5/vendor_perl/AnyEvent/Log.pm from perl-AnyEvent-7.13-1.fc26.x86_64 requires Sys::Syslog, e.g. in a documented function: sub log_to_syslog { my ($ctx, $facility) = @_; require Sys::Syslog; [...] } I think the package should run-require `perl(Sys::Syslog)'.
perl-AnyEvent-7.13-2.fc25 has been pushed to the Fedora 25 testing repository. If problems still persist, please make note of it in this bug report. See https://fedoraproject.org/wiki/QA:Updates_Testing for instructions on how to install test updates. You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2016-5ae36a0d04
perl-AnyEvent-7.13-2.fc25 has been pushed to the Fedora 25 stable repository. If problems still persist, please make note of it in this bug report.