[Dovecot] IMAP Timeout Leak

[qmail at top-consulting.net]

My Dovecot config is as follows:


# 1.2.14: /usr/local/etc/dovecot.conf
# OS: FreeBSD 6.3-RELEASE i386

protocols: imap pop3 imaps pop3s
listen(default): *:143
listen(imap): *:143
listen(pop3): *:110
ssl_listen(default): *:993
ssl_listen(imap): *:993
ssl_listen(pop3): *:995
ssl_ca_file: /usr/local/certs/gd_bundle.crt
ssl_cert_file: /usr/local/certs/imap.crt
ssl_key_file: /usr/local/certs/rsa.imap.key
disable_plaintext_auth: no
login_dir: /var/run/dovecot/login
login_executable(default): /usr/local/libexec/dovecot/imap-login
login_executable(imap): /usr/local/libexec/dovecot/imap-login
login_executable(pop3): /usr/local/libexec/dovecot/pop3-login
login_greeting: MAIL ready.
login_processes_count: 50
login_max_processes_count: 500
max_mail_processes: 798
mail_max_userip_connections(default): 100
mail_max_userip_connections(imap): 100
mail_max_userip_connections(pop3): 10
verbose_proctitle: yes
first_valid_uid: 89
first_valid_gid: 89
mail_privileged_group: mail
mail_uid: 89
mail_gid: 89
mail_location: maildir:~/Maildir
mmap_disable: yes
mail_nfs_storage: yes
mail_nfs_index: yes
lock_method: dotlock
mail_executable(default): /usr/local/libexec/dovecot/imap
mail_executable(imap): /usr/local/libexec/dovecot/imap
mail_executable(pop3): /usr/local/libexec/dovecot/pop3
mail_plugins(default): quota imap_quota fts fts_solr antispam virtual  
acl imap_acl
mail_plugins(imap): quota imap_quota fts fts_solr antispam virtual acl  
imap_acl
mail_plugins(pop3): virtual
mail_plugin_dir(default): /usr/local/lib/dovecot/imap
mail_plugin_dir(imap): /usr/local/lib/dovecot/imap
mail_plugin_dir(pop3): /usr/local/lib/dovecot/pop3
imap_client_workarounds(default): delay-newmail netscape-eoh  
tb-extra-mailbox-sep
imap_client_workarounds(imap): delay-newmail netscape-eoh tb-extra-mailbox-sep
imap_client_workarounds(pop3):
pop3_client_workarounds(default):
pop3_client_workarounds(imap):
pop3_client_workarounds(pop3): outlook-no-nuls oe-ns-eoh
namespace:
   type: private
   separator: .
   inbox: yes
   list: yes
   subscriptions: yes
namespace:
   type: private
   separator: .
   prefix: INBOX.
   hidden: yes
   list: no
   subscriptions: yes
namespace:
   type: private
   separator: .
   prefix: Labels.
   location: virtual:~/Maildir/Labels:INDEX=MEMORY
   list: yes
   subscriptions: yes
namespace:
   type: shared
   separator: .
   prefix: shared.%%n.
   location: maildir:%%h/Maildir:INDEX=~/Maildir/shared/%%u
   list: children
lda:
   sendmail_path: /usr/sbin/sendmail
auth default:
   mechanisms: plain login digest-md5 cram-md5
   username_format: %Lu
   verbose: yes
   passdb:
     driver: vpopmail
     args: webmail=192.168.1.4
   userdb:
     driver: vpopmail
     args: quota_template=quota_rule=*:backend=%q
   socket:
     type: listen
     master:
       path: /var/run/dovecot/auth-master
       mode: 384
       user: vpopmail
plugin:
   fts: solr
   fts_solr: break-imap-search url=http://192.168.1.4:8983/solr/
   quota: maildir
   quota_rule: ?:storage=0
   antispam_signature: X-DSPAM-Signature
   antispam_trash: trash;Trash;Deleted Items
   antispam_spam: Spam
   antispam_dspam_binary: /usr/local/bin/dspam
   antispam_dspam_args: --client;--user;vpopmail
   acl: vfile
   acl_shared_dict: proxy::acl
dict:
   acl: mysql:/usr/local/etc/dovecot-dict-sql.conf

and I see the following error in the logs:

Timeout leak: 0x80ff950

Running it through gdb, I get this:

(gdb) x 0x80ff950
0x80ff950 <client_dict_timeout>:        0x53e58955


Is it a problem with the ACL plugin ?