The bug happens not very often, it might need a week to get a core file. Il giorno ven 21 dic 2018 alle ore 15:18 Aki Tuomi < aki.tuomi at open-xchange.com> ha scritto:> > On 21.12.2018 14.49, Giacomo wrote: > > I'm running the following: > > > > # 2.3.4 (0ecbaf23d): /usr/local/etc/dovecot/dovecot.conf > > # OS: FreeBSD 11.2-RELEASE-p4 amd64 > > # FS: ZFS > > > > auth_mechanisms = plain login > > auth_username_format = %Ln > > listen = * > > mail_location = maildir:~/Maildir > > namespace inbox { > > inbox = yes > > location > > mailbox Drafts { > > auto = subscribe > > special_use = \Drafts > > } > > mailbox Junk { > > auto = subscribe > > special_use = \Junk > > } > > mailbox Sent { > > special_use = \Sent > > } > > mailbox Trash { > > auto = subscribe > > special_use = \Trash > > } > > prefix > > } > > passdb { > > driver = pam > > } > > protocols = imap lmtp > > service auth { > > unix_listener /var/spool/postfix/private/auth { > > group = postfix > > mode = 0666 > > user = postfix > > } > > user = dovecot > > } > > service imap-login { > > inet_listener imap { > > port = 0 > > } > > } > > service lmtp { > > unix_listener /var/spool/postfix/private/dovecot-lmtp { > > group = postfix > > mode = 0600 > > user = postfix > > } > > } > > service stats { > > unix_listener stats-reader { > > group > > mode = 0600 > > user > > } > > unix_listener stats-writer { > > group = $default_internal_group > > mode = 0666 > > user > > } > > user = $default_internal_user > > } > > ssl_cert = </root/cert.pem > > ssl_key = # hidden, use -P to show it > > userdb { > > driver = passwd > > } > > > > dmesg shows: > > > > pid 74441 (imap), uid 1002: exited on signal 6 > > pid 74784 (imap), uid 1002: exited on signal 6 > > pid 21471 (imap), uid 1002: exited on signal 6 > > pid 21470 (imap), uid 1002: exited on signal 6 > > pid 21464 (imap), uid 1002: exited on signal 6 > > pid 21731 (imap), uid 1002: exited on signal 6 > > > > Sometimes the dovecot process serving an user crashes. He runs mostly > > airmail on macOS and samsung mail on Android. > > > > Happens only to that particular user. > > > > The log shows the following: (maillog) > > > > Dec 16 14:52:35 mail dovecot: imap-login: Login: user=<USER>, > > method=PLAIN, rip=79.12.201.157, lip=192.168.1.28, mpid=74779, TLS, > > session=<wMQI+iN9VtRPDMmd> > > Dec 16 14:52:39 mail dovecot: imap(USER)<74441><nLa+7SN9+fhPDMmd>: > > Panic: file charset-iconv.c: line 83 (charset_to_utf8_try): assertion > > failed: (srcleft <= CHARSET_MAX_PENDING_BUF_SIZE) > > Dec 16 14:52:39 mail dovecot: imap(USER)<74441><nLa+7SN9+fhPDMmd>: > > Fatal: master: service(imap): child 74441 killed with signal 6 (core > > not dumped - https://dovecot.org/bugreport.html#coredumps - set > > service imap { drop_priv_before_exec=yes }) > > > > I'm here if more info is needed. > > > > Thanks for taking a look. > > > Can you somehow get a core file and get backtrace from it? > > > Aki > >-------------- next part -------------- An HTML attachment was scrubbed... URL: <https://dovecot.org/pipermail/dovecot/attachments/20181221/ba0ed31e/attachment.html>
Stephan Bosch
2019-Jan-20 18:15 UTC
assertion failed: (srcleft <= CHARSET_MAX_PENDING_BUF_SIZE)
Hi Giacomo, Op 21/12/2018 om 16:16 schreef Giacomo:> The bug happens not very often, it might need a week to get a core file.Any luck getting a core file? Regards, Stephan.> > > Il giorno ven 21 dic 2018 alle ore 15:18 Aki Tuomi > <aki.tuomi at open-xchange.com <mailto:aki.tuomi at open-xchange.com>> ha > scritto: > > > On 21.12.2018 14.49, Giacomo wrote: > > I'm running the following: > > > > # 2.3.4 (0ecbaf23d): /usr/local/etc/dovecot/dovecot.conf > > # OS: FreeBSD 11.2-RELEASE-p4 amd64 > > # FS: ZFS > > > > auth_mechanisms = plain login > > auth_username_format = %Ln > > listen = * > > mail_location = maildir:~/Maildir > > namespace inbox { > > ? inbox = yes > > ? location > > ? mailbox Drafts { > > ? ? auto = subscribe > > ? ? special_use = \Drafts > > ? } > > ? mailbox Junk { > > ? ? auto = subscribe > > ? ? special_use = \Junk > > ? } > > ? mailbox Sent { > > ? ? special_use = \Sent > > ? } > > ? mailbox Trash { > > ? ? auto = subscribe > > ? ? special_use = \Trash > > ? } > > ? prefix > > } > > passdb { > > ? driver = pam > > } > > protocols = imap lmtp > > service auth { > > ? unix_listener /var/spool/postfix/private/auth { > > ? ? group = postfix > > ? ? mode = 0666 > > ? ? user = postfix > > ? } > > ? user = dovecot > > } > > service imap-login { > > ? inet_listener imap { > > ? ? port = 0 > > ? } > > } > > service lmtp { > > ? unix_listener /var/spool/postfix/private/dovecot-lmtp { > > ? ? group = postfix > > ? ? mode = 0600 > > ? ? user = postfix > > ? } > > } > > service stats { > > ? unix_listener stats-reader { > > ? ? group > > ? ? mode = 0600 > > ? ? user > > ? } > > ? unix_listener stats-writer { > > ? ? group = $default_internal_group > > ? ? mode = 0666 > > ? ? user > > ? } > > ? user = $default_internal_user > > } > > ssl_cert = </root/cert.pem > > ssl_key = # hidden, use -P to show it > > userdb { > > ? driver = passwd > > } > > > > dmesg shows: > > > > pid 74441 (imap), uid 1002: exited on signal 6 > > pid 74784 (imap), uid 1002: exited on signal 6 > > pid 21471 (imap), uid 1002: exited on signal 6 > > pid 21470 (imap), uid 1002: exited on signal 6 > > pid 21464 (imap), uid 1002: exited on signal 6 > > pid 21731 (imap), uid 1002: exited on signal 6 > > > > Sometimes the dovecot process serving an user crashes. He runs > mostly > > airmail on macOS and samsung mail on Android. > > > > Happens only to that particular user. > > > > The log shows the following: (maillog) > > > > Dec 16 14:52:35 mail dovecot: imap-login: Login: user=<USER>, > > method=PLAIN, rip=79.12.201.157, lip=192.168.1.28, mpid=74779, TLS, > > session=<wMQI+iN9VtRPDMmd> > > Dec 16 14:52:39 mail dovecot: imap(USER)<74441><nLa+7SN9+fhPDMmd>: > > Panic: file charset-iconv.c: line 83 (charset_to_utf8_try): > assertion > > failed: (srcleft <= CHARSET_MAX_PENDING_BUF_SIZE) > > Dec 16 14:52:39 mail dovecot: imap(USER)<74441><nLa+7SN9+fhPDMmd>: > > Fatal: master: service(imap): child 74441 killed with signal 6 (core > > not dumped - https://dovecot.org/bugreport.html#coredumps - set > > service imap { drop_priv_before_exec=yes }) > > > > I'm here if more info is needed. > > > > Thanks for taking a look. > > > Can you somehow get a core file and get backtrace from it? > > > Aki >
I've just enabled core dumps on the involved FreeBSD system. Let's see if it dumps something.. Il giorno dom 20 gen 2019 alle ore 19:16 Stephan Bosch <stephan at rename-it.nl> ha scritto:> Hi Giacomo, > > Op 21/12/2018 om 16:16 schreef Giacomo: > > The bug happens not very often, it might need a week to get a core file. > > Any luck getting a core file? > > Regards, > > Stephan. > > > > > > Il giorno ven 21 dic 2018 alle ore 15:18 Aki Tuomi > > <aki.tuomi at open-xchange.com <mailto:aki.tuomi at open-xchange.com>> ha > > scritto: > > > > > > On 21.12.2018 14.49, Giacomo wrote: > > > I'm running the following: > > > > > > # 2.3.4 (0ecbaf23d): /usr/local/etc/dovecot/dovecot.conf > > > # OS: FreeBSD 11.2-RELEASE-p4 amd64 > > > # FS: ZFS > > > > > > auth_mechanisms = plain login > > > auth_username_format = %Ln > > > listen = * > > > mail_location = maildir:~/Maildir > > > namespace inbox { > > > inbox = yes > > > location > > > mailbox Drafts { > > > auto = subscribe > > > special_use = \Drafts > > > } > > > mailbox Junk { > > > auto = subscribe > > > special_use = \Junk > > > } > > > mailbox Sent { > > > special_use = \Sent > > > } > > > mailbox Trash { > > > auto = subscribe > > > special_use = \Trash > > > } > > > prefix > > > } > > > passdb { > > > driver = pam > > > } > > > protocols = imap lmtp > > > service auth { > > > unix_listener /var/spool/postfix/private/auth { > > > group = postfix > > > mode = 0666 > > > user = postfix > > > } > > > user = dovecot > > > } > > > service imap-login { > > > inet_listener imap { > > > port = 0 > > > } > > > } > > > service lmtp { > > > unix_listener /var/spool/postfix/private/dovecot-lmtp { > > > group = postfix > > > mode = 0600 > > > user = postfix > > > } > > > } > > > service stats { > > > unix_listener stats-reader { > > > group > > > mode = 0600 > > > user > > > } > > > unix_listener stats-writer { > > > group = $default_internal_group > > > mode = 0666 > > > user > > > } > > > user = $default_internal_user > > > } > > > ssl_cert = </root/cert.pem > > > ssl_key = # hidden, use -P to show it > > > userdb { > > > driver = passwd > > > } > > > > > > dmesg shows: > > > > > > pid 74441 (imap), uid 1002: exited on signal 6 > > > pid 74784 (imap), uid 1002: exited on signal 6 > > > pid 21471 (imap), uid 1002: exited on signal 6 > > > pid 21470 (imap), uid 1002: exited on signal 6 > > > pid 21464 (imap), uid 1002: exited on signal 6 > > > pid 21731 (imap), uid 1002: exited on signal 6 > > > > > > Sometimes the dovecot process serving an user crashes. He runs > > mostly > > > airmail on macOS and samsung mail on Android. > > > > > > Happens only to that particular user. > > > > > > The log shows the following: (maillog) > > > > > > Dec 16 14:52:35 mail dovecot: imap-login: Login: user=<USER>, > > > method=PLAIN, rip=79.12.201.157, lip=192.168.1.28, mpid=74779, TLS, > > > session=<wMQI+iN9VtRPDMmd> > > > Dec 16 14:52:39 mail dovecot: imap(USER)<74441><nLa+7SN9+fhPDMmd>: > > > Panic: file charset-iconv.c: line 83 (charset_to_utf8_try): > > assertion > > > failed: (srcleft <= CHARSET_MAX_PENDING_BUF_SIZE) > > > Dec 16 14:52:39 mail dovecot: imap(USER)<74441><nLa+7SN9+fhPDMmd>: > > > Fatal: master: service(imap): child 74441 killed with signal 6 > (core > > > not dumped - https://dovecot.org/bugreport.html#coredumps - set > > > service imap { drop_priv_before_exec=yes }) > > > > > > I'm here if more info is needed. > > > > > > Thanks for taking a look. > > > > > > Can you somehow get a core file and get backtrace from it? > > > > > > Aki > > > >-------------- next part -------------- An HTML attachment was scrubbed... URL: <https://dovecot.org/pipermail/dovecot/attachments/20190121/e2e16f86/attachment.html>
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