SpamAssassin is integrated at the MTA level (or at the local delivery
level). In any case there is no need, and in fact there should not be
any hooks for SpamAssassin built into Mailman.
You can pass any incoming mail through SpamAssassin before delivering it
to your internal network, or if you o
Regarding the problems I had where the tracedump was complaining of
authentication/cookies, I was able to resolve the problem by unprotecting
things some (chmod g+w in $PREFIX/logs, $PREFIX/archives/private)
and then re-running check_perms. Interesting that check_perms ran
successfully previously.