Users are unable to access to their mailboxes after upgrading to dovecot-2.2.36-3.el7
Issue
- pop3, imap and lmpt start to dump core files after upgrading to dovecot-2.2.36-3.el7.x86_64.
- No user can access their mailbox.
- This problem does not occur with the previous version, dovecot-2.2.10-8.el7.
Environment
- Red Hat Enterprise 8 / dovecot-2.2.36-5.el8.x86_64
-
Red Hat Enterprise 7 / dovecot-2.2.36-3.el7
-
Quota is configured and /etc/dovecot/conf.d/90-quota.conf has configuration like below.
plugin {
#quota_rule = *:storage=1G
#quota_rule2 = Trash:storage=+100M
# LDA/LMTP allows saving the last mail to bring user from under quota to
# over quota, if the quota doesn't grow too high. Default is to allow as
# long as quota will stay under 10% above the limit. Also allowed e.g. 10M.
quota_grace =
}
plugin {
quota_warning = storage=90%% quota-warning 90 %u
quota_warning2 = storage=80%% quota-warning 80 %u
}
service quota-warning {
executable = script /usr/local/bin/quota-warning.sh
user = dovecot
unix_listener quota-warning {
#user = vmail
user = dovecot
mode = 0666
}
}
plugin {
#quota = dirsize:User quota
#quota = maildir:User quota
#quota = dict:User quota::proxy::quota
quota = dict:User quota::file:%h/Maildir/dovecot-quota
}
plugin {
#quota = dict:user::proxy::quota
#quota2 = dict:domain:%d:proxy::quota_domain
quota_rule = *:storage=102400
}
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