Hello,
after upgrade to version 2.3.18, we enconter a lot of errors, such as:
Mar 22 14:08:32 mail2 dovecot: pop3(user at
domain)<52269><3y3GeM3aQ+tWadtM>:
Panic: file lib-event.c: line 585 (event_reason_code_prefix): assertion
failed: (name[0] != '\0')
Mar 22 14:08:32 mail2 dovecot: pop3(user at
domain)<52269><3y3GeM3aQ+tWadtM>:
Error: Raw backtrace:
/usr/lib/dovecot/libdovecot.so.0(backtrace_append+0x42) [0x7f7ce322e012] ->
/usr/lib/dovecot/libdovecot.so.0(backtrace_get+0x1e) [0x7f7ce322e12e] ->
/usr/lib/dovecot/libdovecot.so.0(+0x101d4b) [0x7f7ce323ad4b] ->
/usr/lib/dovecot/libdovecot.so.0(+0x101de1) [0x7f7ce323ade1] ->
/usr/lib/dovecot/libdovecot.so.0(+0x55519) [0x7f7ce318e519] ->
/usr/lib/dovecot/libdovecot.so.0(+0x594e2) [0x7f7ce31924e2] ->
dovecot/pop3(client_handle_input+0x1c9) [0x55d5b5efa539] ->
/usr/lib/dovecot/libdovecot.so.0(io_loop_call_io+0x69) [0x7f7ce3250f79] ->
/usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run+0x96) [0x7f7ce3251066]
->
/usr/lib/dovecot/libdovecot.so.0(io_loop_run+0x40) [0x7f7ce32511e0] ->
/usr/lib/dovecot/libdovecot.so.0(master_service_run+0x13) [0x7f7ce31c4003]
-> dovecot/pop3(main+0x2e6) [0x55d5b5ef81f6] ->
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f7ce2f93d0a] ->
dovecot/pop3(_start+0x2a) [0x55d5b5ef838a]
Mar 22 14:08:32 mail2 dovecot: pop3(user at
domain)<52269><3y3GeM3aQ+tWadtM>:
Fatal: master: service(pop3): child 52269 killed with signal 6 (core dumps
disabled - https://dovecot.org/bugreport.html#coredumps)
# dovecot -n
# 2.3.18 (9dd8408c18): /etc/dovecot/dovecot.conf
# Pigeonhole version 0.5.18 (0bc28b32)
# OS: Linux 5.10.0-12-amd64 x86_64 Debian 11.2
# Hostname:
auth_cache_verify_password_with_worker = yes
auth_failure_delay = 5 secs
auth_mechanisms = plain login
auth_verbose = yes
auth_worker_max_count = 256
default_client_limit = 10000
default_process_limit = 10000
default_vsz_limit = 1 G
dict {
lastlogin = mysql:/etc/dovecot/mysql/dovecot-dict-lastlogin.conf
quotadict = mysql:/etc/dovecot/mysql/dovecot-dict-quota.conf
}
disable_plaintext_auth = no
first_valid_uid = 100
imap_hibernate_timeout = 5 secs
imap_idle_notify_interval = 3 mins
log_timestamp = "%Y-%m-%d %H:%M:%S "
login_log_format_elements = user=<%u> method=%m rip=%r lip=%l pid=%p %c
login_trusted_networks mail_fsync = always
mail_gid = 8
mail_home = /home/virtual0/%d/%n
mail_location = maildir:~/Maildir
mail_nfs_index = yes
mail_nfs_storage = yes
mail_plugins = zlib quota mail_log notify
mail_privileged_group = mail
mail_uid = 150
maildir_stat_dirs = yes
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
metric imap_command {
filter = event=imap_command_finished AND tagged_reply_state=OK
group_by = cmd_name
}
metric imap_select_no {
filter = event=imap_command_finished AND cmd_name=SELECT AND
tagged_reply_state=NO
}
metric imap_select_no_notfound {
filter = event=imap_command_finished AND cmd_name=SELECT AND
tagged_reply="NO*Mailbox doesn't exist:*"
}
metric storage_http_gets {
filter = event=http_request_finished AND category=storage AND method=get
}
mmap_disable = yes
namespace inbox {
inbox = yes
location mailbox Drafts {
special_use = \Drafts
}
mailbox Junk {
special_use = \Junk
}
mailbox Sent {
auto = subscribe
special_use = \Sent
}
mailbox "Sent Messages" {
special_use = \Sent
}
mailbox Spam {
auto = subscribe
autoexpunge = 30 days
special_use = \Junk
}
mailbox Trash {
auto = subscribe
autoexpunge = 60 days
special_use = \Trash
}
mailbox virtual/All {
special_use = \All
}
prefix }
passdb {
args = /etc/dovecot/mysql/dovecot-sql.conf
driver = sql
}
plugin {
last_login_dict = proxy::lastlogin
last_login_key = # hidden, use -P to show it
mail_log_events = delete undelete expunge copy mailbox_delete
mailbox_rename
mail_log_fields = uid box msgid size
quota = dict:user::proxy::quotadict
quota_rule2 = Trash:ignore
quota_rule3 = Spam:ignore
quota_status_nouser = DUNNO
quota_status_overquota = 552 5.2.2 The email account that you tried to
reach is over quota
quota_status_success = DUNNO
quota_warning = storage=95%% quota-warning 95 %u
quota_warning2 = storage=80%% quota-warning 80 %u
sieve = ~/.dovecot.sieve
sieve_before = /etc/dovecot/sieve/default.sieve
sieve_dir = ~/sieve
trash = /etc/dovecot/dovecot-trash.conf
zlib_save = gz
zlib_save_level = 6
}
protocols = imap sieve pop3 lmtp
service anvil {
client_limit = 50000
unix_listener anvil-auth-penalty {
mode = 00
}
}
service auth {
client_limit = 50000
unix_listener /var/spool/postfix/private/auth {
group = postfix
mode = 0660
user = postfix
}
unix_listener auth-master {
group = mail
mode = 0660
user = vmail
}
user = root
vsz_limit = 1 G
}
service dict {
unix_listener dict {
mode = 0660
user = vmail
}
}
service imap-hibernate {
unix_listener imap-hibernate {
group = $default_internal_group
mode = 0660
}
}
service imap-login {
inet_listener imap {
address = *
port = 143
}
inet_listener imaps {
address = *
port = 993
}
process_min_avail = 16
service_count = 1
}
service imap {
extra_groups = $default_internal_group
process_min_avail = 16
unix_listener imap-master {
user = $default_internal_user
}
vsz_limit = 2 G
}
service lmtp {
process_min_avail = 16
unix_listener /var/spool/postfix/private/dovecot-lmtp {
group = postfix
mode = 0600
user = postfix
}
vsz_limit = 1 G
}
service managesieve-login {
inet_listener sieve {
port = 4190
}
process_min_avail = 16
service_count = 1
}
service managesieve {
vsz_limit = 1 G
}
service pop3-login {
inet_listener pop3 {
address = *
port = 110
}
inet_listener pop3s {
address = *
port = 995
}
process_min_avail = 16
service_count = 1
}
service pop3 {
process_min_avail = 16
vsz_limit = 1 G
}
service quota-status {
executable = /usr/lib/dovecot/quota-status -p postfix
process_min_avail = 16
unix_listener /var/spool/postfix/private/quota-status {
group = postfix
mode = 0666
user = postfix
}
}
service quota-warning {
executable = script /usr/local/bin/quota-warning.sh
unix_listener quota-warning {
mode = 0660
user = vmail
}
user = vmail
}
service stats {
unix_listener stats-reader {
mode = 0660
user = vmail
}
unix_listener stats-writer {
mode = 0666
user = vmail
}
}
ssl_cert = </etc/dovecot/ssl/domain.pem
ssl_dh = # hidden, use -P to show it
ssl_key = # hidden, use -P to show it
ssl_min_protocol = TLSv1
userdb {
args = /etc/dovecot/mysql/dovecot-sql.conf
driver = sql
}
protocol imap {
imap_max_line_length = 64 k
mail_max_userip_connections = 16
mail_plugins = zlib quota mail_log notify trash imap_quota last_login
}
protocol pop3 {
mail_max_userip_connections = 10
mail_plugins = zlib quota mail_log notify last_login
pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
pop3_fast_size_lookups = yes
pop3_no_flag_updates = yes
pop3_uidl_format = %08Xu%08Xv
}
protocol sieve {
mail_max_userip_connections = 10
managesieve_max_compile_errors = 5
}
protocol lda {
auth_socket_path = /var/run/dovecot/auth-master
mail_plugins = zlib quota mail_log notify sieve
sendmail_path = /usr/lib/sendmail
syslog_facility = mail
}
protocol lmtp {
mail_plugins = zlib quota mail_log notify sieve
syslog_facility = mail
}
Any help please?
Aurel
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