After upgrade Debian (Wheezy to Jessie) Dovecot version 2.1.17 is upgraded to 2.2.13. I have random crash of lmtp-a and I got lot message in queue. Any solution for this problem?
---------- Postqueue ----------
7A5B77F72B 1160457 Tue Mar 22 10:10:15 ivan@jurisic.org (delivery temporarily suspended: lost connection with mail.jurisic.org[private/dovecot-lmtp] while sending end of data -- message may be sent more than once) ante.starcevic@gmail.com
---------- Log file ----------
Mar 22 10:10:15 lmtp(23497, ivan@jurisic.org): Panic: file fs-api.c: line 615 (fs_copy): assertion failed: (src->fs == dest->fs)
Mar 22 10:10:15 lmtp(23497, ivan@jurisic.org): Error: Raw backtrace: /usr/lib/dovecot/libdovecot.so.0(+0x6b6fe) [0x7f7647a8b6fe] -> /usr/lib/dovecot/libdovecot.so.0(+0x6b7ec) [0x7f7647a8b7ec] -> /usr/lib/dovecot/libdovecot.so.0(i_fatal+0) [0x7f7647a428fb] -> /usr/lib/dovecot/libdovecot.so.0(fs_copy+0x90) [0x7f7647a4c4a0] -> /usr/lib/dovecot/libdovecot-storage.so.0(sdbox_copy+0x4e0) [0x7f7647d3ec10] -> /usr/lib/dovecot/modules/lib10_quota_plugin.so(+0xbaab) [0x7f764726aaab] -> /usr/lib/dovecot/libdovecot-storage.so.0(mailbox_copy+0x7d) [0x7f7647d7b01d] -> /usr/lib/dovecot/libdovecot-lda.so.0(mail_deliver_save+0x196) [0x7f76480229d6] -> /usr/lib/dovecot/libdovecot-lda.so.0(mail_deliver+0xf3) [0x7f7648022e13] -> dovecot/lmtp(+0x6171) [0x7f7648452171] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_call_io+0x3f) [0x7f7647a9cd0f] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run_internal+0xf9) [0x7f7647a9dd09] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run+0x9) [0x7f7647a9cd79] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_run+0x38) [0x7f7647a9cdf8] -> /usr/lib/dovecot/libdovecot.so.0(master_service_run+0x13) [0x7f7647a47dc3] -> dovecot/lmtp(main+0x165) [0x7f76484509b5] -> /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7f7647696b45] -> dovecot/lmtp(+0x4a95) [0x7f7648450a95]
Mar 22 10:10:15 lmtp(23497, ivan@jurisic.org): Fatal: master: service(lmtp): child 23497 killed with signal 6 (core dumps disabled)
---------- Dovecot configuration ----------
# 2.2.13: /etc/dovecot/dovecot.conf # OS: Linux 3.16.0-4-amd64 x86_64 Debian 8.3 ext4 auth_mechanisms = plain login debug_log_path = /var/log/dovecot.debug default_client_limit = 10000 default_process_limit = 1000 default_vsz_limit = 512 M dict { quota = pgsql:/etc/dovecot/dovecot-dict-sql.conf.ext } hostname = mail.jurisic.org info_log_path = /var/log/dovecot.info lda_mailbox_autocreate = yes lda_mailbox_autosubscribe = yes listen = * log_path = /var/log/dovecot.log mail_attachment_dir = /var/mail/vhosts/%d/attachment mail_home = /var/mail/vhosts/%d/mail/%n mail_location = sdbox:/var/mail/vhosts/%d/mail/%n mail_plugins = " quota" mail_privileged_group = vmail 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 namespace inbox { inbox = yes location = mailbox Drafts { auto = subscribe special_use = \Drafts } mailbox Junk { auto = subscribe special_use = \Junk } mailbox Sent { auto = subscribe special_use = \Sent } mailbox "Sent Messages" { special_use = \Sent } mailbox Trash { auto = subscribe special_use = \Trash } prefix = } passdb { args = /etc/dovecot/dovecot-sql.conf.ext driver = sql } plugin { autocreate = Sent autocreate2 = Drafts autocreate3 = Junk autocreate4 = Trash autosubscribe = Sent autosubscribe2 = Drafts autosubscribe3 = Junk autosubscribe4 = Trash expire = Trash expire2 = Trash/* expire3 = Spam expire_dict = proxy::expire quota = dict:user::proxy::quota quota_rule = *:storage=102400 quota_warning = storage=75%% quota-warning 75 %u quota_warning2 = storage=90%% quota-warning 90 %u sieve = ~/.dovecot.sieve sieve_dir = ~/sieve } postmaster_address = postmaster@%d protocols = " imap lmtp sieve pop3" service auth-worker { user = vmail } service auth { unix_listener /var/spool/postfix/private/auth { group = postfix mode = 0666 user = postfix } unix_listener auth-userdb { mode = 0600 user = vmail } user = dovecot } service dict { unix_listener dict { mode = 0660 user = vmail } } service imap-login { process_min_avail = 4 service_count = 0 vsz_limit = 512 M } service imap { vsz_limit = 512 M } service lmtp { unix_listener /var/spool/postfix/private/dovecot-lmtp { group = postfix mode = 0600 user = postfix } } service quota-warning { executable = script /opt/mail-old.sh unix_listener quota-warning { group = root mode = 0666 user = root } user = root } ssl = required ssl_cert =