P.S. No, the culprit is the apostrophe in auth login-name: > A=login_server:#xxxyyyy'uuss+zzz
> server_condition = ${run{/bin/sh -c "echo -e '$auth1\n$auth2' |
> /usr/sbin/pwauth"}{1}{0}}
You need to add:
deny message = Restricted characters in address
senders = ^.*['"$#]
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