Re: A lot of "invalid DKIM result" messages in my logs

> I am somewhat certain those two lines are related and that the "invalid DKIM result" is `invalid` verbatim.
> 
> Mail::DKIM::Verifier creates a signature with a result `invalid` for ed25519, Amavis passes all signatures to SpamAssassin, 
> Mail::SpamAssassin::Plugin::DMARC->_check_dmarc invokes Mail::DMARC::PurePerl->dkim with result => 'invalid', Mail::DMARC->dkim 
> invokes Mail::DMARC::Report::Aggregate::Record::Auth_Results::DKIM->new with result => 'invalid', and the result-setter in that 
> module croaks because `invalid` is not in the list of allowed values.

Standalone SpamAssassin should not be affected, because without Amavis-supplied signatures, SA triggers a different code path in 
Mail::DMARC that has a fix for this issue [1].

[1] https://github.com/msimerson/mail-dmarc/issues/21