Hi again,

we've been trying dovecot 2.2 in our setup and we see thousands of messages like these :

Jul 4 12:29:47 pop01 dovecot: lmtp(2899): Debug: auth input: rigakis2@otenet.gr home=/var/mail/folders/U/9/5/rigakis2 quota_rule=*:storage=50M uid=531846 gid=100 mail=mbox:~/:INBOX=/var/mail/U/9/5 /rigakis2:INDEX=/indexes/4/1/b/rigakis2@otenet.gr Jul 4 12:29:47 pop01 dovecot: lmtp(2899): Debug: Added userdb setting: mail=mbox:~/:INBOX=/var/mail/U/9/5/rigakis2:INDEX=/indexes/4/1/b/rigakis2@otenet.gr Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: Effective uid=531846, gid=100, home=/var/mail/folders/U/9/5/rigakis2 Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: Quota root: name=User quota backend=dict args=:noenforcing:proxy::sqlquota Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: Quota rule: root=User quota mailbox=* bytes=52428800 messages=0 Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: Quota grace: root=User quota bytes=5242880 (10%) Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: dict quota: user=rigakis2@otenet.gr, uri=proxy::sqlquota, noenforcing=1 Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: fs: root=/var/mail/folders/U/9/5/rigakis2, index=/indexes/4/1/b/rigakis2@otenet.gr, indexpvt=, control=, inbox=/var/mail/U/9/5/ rigakis2, alt= Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: sieve: Pigeonhole version 0.4.0 initializing Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: sieve: include: sieve_global_dir is not set; it is currently not possible to include `:global' scripts. Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: o6pTL5k/1VFTCwAAYg/qxw: sieve: using the following location for user's Sieve script: /var/mail/folders/U/9/5/rigakis2/.sieve;na me=main script Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: o6pTL5k/1VFTCwAAYg/qxw: sieve: loading script /var/mail/folders/U/9/5/rigakis2/.sieve;name=main script Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: o6pTL5k/1VFTCwAAYg/qxw: sieve: script binary /var/mail/folders/U/9/5/rigakis2/.sieve.svbin successfully loaded Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: o6pTL5k/1VFTCwAAYg/qxw: sieve: binary save: not saving binary /var/mail/folders/U/9/5/rigakis2/.sieve.svbin, because it is alre ady stored Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Debug: o6pTL5k/1VFTCwAAYg/qxw: sieve: executing script from /var/mail/folders/U/9/5/rigakis2/.sieve.svbin Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Panic: pool_data_stack_realloc(): stack frame changed Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Error: Raw backtrace: /opt/dovecot-2.2.4/lib/dovecot/libdovecot.so.0 [0x2b0066488bb0] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot.so. 0 [0x2b0066488c06] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot.so.0 [0x2b0066487dc3] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot.so.0 [0x2b006649c5d1] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot .so.0 [0x2b00664844ef] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot.so.0(buffer_write+0xf6) [0x2b0066484956] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot-sieve.so.0(rfc2822_header_append+0x35) [0x2 b0066b2c695] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot-sieve.so.0(rfc2822_header_printf+0xbd) [0x2b0066b2cbdd] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot-sieve.so.0 [0x2b0066b6141c] -> /opt/do vecot-2.2.4/lib/dovecot/libdovecot-sieve.so.0 [0x2b0066b5fd63] -> /opt/dovecot-2.2.4/lib/dovecot/libdovecot-sieve.so.0(sieve_result_execute+0x220) [0x2b0066b407b0] -> /opt/dovecot-2.2.4/lib/dovecot /libdovecot-sieve.so.0(sieve_execute+0x Jul 4 12:29:47 pop01 dovecot: lmtp(2899, rigakis2@otenet.gr): Fatal: master: service(lmtp): child 2899 killed with signal 6 (core not dumped)

I tried to get a core dump but I can't, apparently I'm doing something wrong.

Any ideas ?

dovecot -n : # 2.2.4: /opt/dovecot-2.2.4/etc/dovecot/dovecot.conf # OS: Linux 2.6.18-348.6.1.el5 x86_64 CentOS release 5.9 (Final) auth_cache_negative_ttl = 10 mins auth_cache_size = 5 M auth_cache_ttl = 10 mins auth_verbose = yes default_client_limit = 5000 default_process_limit = 500 deliver_log_format = msgid=%m: from=%f size=%p %$ dict { sqlquota = mysql:/opt/dovecot/etc/dovecot/dovecot-dict-sql.conf.ext } disable_plaintext_auth = no first_valid_uid = 20 lda_mailbox_autocreate = yes lda_mailbox_autosubscribe = yes listen = * log_timestamp = "%Y-%m-%d %H:%M:%S " login_greeting = OTENET ready login_trusted_networks = 83.235.66.0/24 mail_access_groups = mail otemail disk root mail_fsync = always mail_nfs_index = yes mail_nfs_storage = yes mail_plugins = quota managesieve_notify_capability = mailto managesieve_sieve_capability = fileinto reject envelope encoded-character vacation subaddress comparator-i;ascii-numeric relational regex imap4flags copy include variables body enotify environment mailbox date ihave imapflags notify mbox_lock_timeout = 3 secs mbox_read_locks = dotlock fcntl mmap_disable = yes passdb { args = /opt/dovecot/etc/dovecot/dovecot-ldap.conf.ext driver = ldap } plugin { mail_log_events = delete undelete expunge copy mailbox_delete mailbox_rename flag_change append mail_log_fields = uid box msgid size quota = dict:User quota::noenforcing:proxy::sqlquota sieve = ~/.sieve sieve_dir = ~/sieve sieve_extensions = +notify +imapflags } postmaster_address = postmaster@otenet.gr quota_full_tempfail = yes service auth-worker { user = dovenull } service dict { unix_listener dict { group = otemail mode = 0666 } } service imap-login { inet_listener imap { port = 143 } inet_listener imaps { port = 993 ssl = yes } } service lmtp { client_limit = 1 inet_listener lmtp { port = 24 } } service pop3-login { inet_listener pop3 { port = 110 } inet_listener pop3s { port = 995 ssl = yes } } service quota-warning { executable = script /opt/dovecot/etc/dovecot/quota-warning.sh user = dovecot } ssl = no userdb { args = /opt/dovecot/etc/dovecot/dovecot-ldap.conf.ext driver = ldap } verbose_proctitle = yes protocol lmtp { mail_plugins = quota sieve } protocol lda { mail_plugins = quota sieve } protocol imap { imap_client_workarounds = delay-newmail tb-extra-mailbox-sep mail_max_userip_connections = 100 mail_plugins = quota imap_quota notify } protocol pop3 { mail_max_userip_connections = 100 mail_plugins = quota notify pop3_client_workarounds = outlook-no-nuls oe-ns-eoh pop3_fast_size_lookups = yes pop3_lock_session = yes pop3_reuse_xuidl = yes pop3_uidl_format = %08Xu%08Xv }