Panic during IMAP APPEND
Gedalya
gedalya at gedalya.net
Mon Sep 20 19:04:07 EEST 2021
I don't know how I can tell which mailbox is selected / being appended to.
Mailbox format is Maildir. Filesystem is XFS.
System was upgraded from 2.2.36.1 to 2.3.16, and it seems this started happening following that.
Sep 20 15:49:34 imap1 dovecot: imap(u at d)<17673><jfjuOW/Mf+xEgdSK>: Panic: file mail-index-map.c: line 558 (mail_index_map_lookup_seq_range): assertion failed: (first_uid > 0)
Sep 20 15:49:34 imap1 dovecot: imap(u at d)<17673><jfjuOW/Mf+xEgdSK>: Error: Raw backtrace: /usr/lib/dovecot/libdovecot.so.0(backtrace_append+0x42) [0x7f363c72dc22] -> /usr/lib/dovecot/libdovecot.so.0(backtrace_get+0x1e) [0x7f363c72dd3e] -> /usr/lib/dovecot/libdovecot.so.0(+0xff47b) [0x7f363c73c47b] -> /usr/lib/dovecot/libdovecot.so.0(+0xff511) [0x7f363c73c511] -> /usr/lib/dovecot/libdovecot.so.0(+0x5427c) [0x7f363c69127c] -> /usr/lib/dovecot/libdovecot-storage.so.0(+0x49e07) [0x7f363c84fe07] -> /usr/lib/dovecot/libdovecot-storage.so.0(+0xf0499) [0x7f363c8f6499] -> /usr/lib/dovecot/libdovecot-storage.so.0(mail_index_lookup_seq+0xf) [0x7f363c8ff20f] -> /usr/lib/dovecot/libdovecot-storage.so.0(index_mail_set_uid+0x2f) [0x7f363c8cf79f] -> /usr/lib/dovecot/libdovecot-storage.so.0(mail_set_uid+0x35) [0x7f363c8559a5] -> /usr/lib/dovecot/modules/lib95_imap_sieve_plugin.so(+0x8d02) [0x7f363c255d02] -> /usr/lib/dovecot/modules/lib10_quota_plugin.so(+0x130f4) [0x7f363c45e0f4] ->
/usr/lib/dovecot/libdovecot-storage.so.0(mailbox_transaction_commit_get_changes+0x56) [0x7f363c8628a6] -> dovecot/imap [u at d xx.xx.xx.xx APPEND](+0x13e10) [0x55eae70f8e10] -> dovecot/imap [u at d xx.xx.xx.xx APPEND](command_exec+0xa4) [0x55eae7104844] -> dovecot/imap [u at d xx.xx.xx.xx APPEND](+0x1333b) [0x55eae70f833b] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_call_io+0x69) [0x7f363c752869] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run_internal+0x132) [0x7f363c7546d2] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_handler_run+0x50) [0x7f363c754780] -> /usr/lib/dovecot/libdovecot.so.0(io_loop_run+0x40) [0x7f363c754940] -> /usr/lib/dovecot/libdovecot.so.0(master_service_run+0x13) [0x7f363c6c4dd3] -> dovecot/imap [u at d xx.xx.xx.xx APPEND](main+0x500) [0x55eae70f7120] -> /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xea) [0x7f363c49ad0a] -> dovecot/imap [u at d xx.xx.xx.xx APPEND](_start+0x2a) [0x55eae70f721a]
Sep 20 15:49:34 imap1 dovecot: imap(u at d)<17673><jfjuOW/Mf+xEgdSK>: Fatal: master: service(imap): child 17673 killed with signal 6 (core dumped)
# doveconf -n
# 2.3.16 (): /etc/dovecot/dovecot.conf
# Pigeonhole version 0.5.16 (09c29328)
# OS: Linux 5.10.0-8-amd64 x86_64 Debian 11.0
# Hostname: imap1.xxxxx.com
auth_default_realm = xxxxx.com
auth_master_user_separator = *
auth_mechanisms = plain login cram-md5
auth_proxy_self = xxxxxxxxxx
auth_verbose = yes
auth_verbose_passwords = plain
dict {
lastlogin = mysql:/etc/dovecot/dovecot-dict-sql.conf.ext
quota = mysql:/etc/dovecot/dovecot-dict-sql.conf.ext
}
disable_plaintext_auth = no
doveadm_password = # hidden, use -P to show it
imap_hibernate_timeout = 10 secs
lmtp_rcpt_check_quota = yes
log_timestamp = "%Y-%m-%d %H:%M:%S "
login_greeting = Dovecot ready
login_log_format_elements = user=<%u> method=%m rip=%r lip=%l pip=%{real_rip} mpid=%e %c %k session=<%{session}>
login_trusted_networks = xxxxxxxxxxxxxxxxx
mail_attachment_detection_options = add-flags-on-save
mail_gid = vmail
mail_location = /nowhere
mail_plugins = quota listescape
mail_privileged_group = mail
mail_uid = vmail
managesieve_sieve_capability = fileinto envelope encoded-character subaddress comparator-i;ascii-numeric relational regex imap4flags copy include variables mailbox date index ihave duplicate mime foreverypart extracttext
namespace inbox {
inbox = yes
location =
mailbox Drafts {
auto = subscribe
special_use = \Drafts
}
mailbox Junk {
auto = subscribe
autoexpunge = 30 days
special_use = \Junk
}
mailbox Sent {
auto = subscribe
special_use = \Sent
}
mailbox "Sent Messages" {
special_use = \Sent
}
mailbox Trash {
auto = subscribe
autoexpunge = 30 days
special_use = \Trash
}
mailbox Trash/* {
autoexpunge = 30 days
}
prefix =
separator = /
type = private
}
passdb {
args = /etc/dovecot/master-users
driver = passwd-file
master = yes
pass = yes
}
passdb {
args = /etc/dovecot/dovecot-sql.conf.ext
driver = sql
}
plugin {
imapsieve_mailbox1_before = file:/usr/local/lib/imapsieve/report-spam.sieve
imapsieve_mailbox1_causes = COPY APPEND
imapsieve_mailbox1_name = Junk
imapsieve_mailbox2_before = file:/usr/local/lib/imapsieve/report-ham.sieve
imapsieve_mailbox2_causes = COPY
imapsieve_mailbox2_from = Junk
imapsieve_mailbox2_name = *
imapsieve_mailbox3_before = file:/usr/local/lib/imapsieve/report-ham.sieve
imapsieve_mailbox3_causes = APPEND
imapsieve_mailbox3_name = INBOX
last_login_dict = proxy::lastlogin
last_login_key = # hidden, use -P to show it
quota = dict:user::proxy::quota
quota_rule = *:storage=2G
quota_rule2 = Trash:storage=+250M
quota_rule3 = Junk:ignore
quota_vsizes = yes
quota_warning = storage=95%% quota-warning 95 %u
quota_warning2 = storage=85%% quota-warning 85 %u
sieve = file:~/sieve;active=~/.dovecot.sieve
sieve_before = /etc/dovecot/sieve-global/fileinto-spam.sieve
sieve_extensions = -vacation -body -reject -enotify -environment -virustest -spamtest
sieve_global_extensions = +vnd.dovecot.pipe +vnd.dovecot.environment
sieve_max_actions = 32
sieve_max_redirects = 4
sieve_max_script_size = 10K
sieve_pipe_bin_dir = /usr/local/lib/imapsieve
sieve_plugins = sieve_imapsieve sieve_extprograms
sieve_quota_max_scripts = 100
sieve_quota_max_storage = 4M
}
pop3_fast_size_lookups = yes
pop3_no_flag_updates = yes
postmaster_address = postmaster at xxxxx.com
protocols = imap pop3 lmtp sieve
quota_full_tempfail = yes
service auth-worker {
user = $default_internal_user
}
service auth {
client_limit = 2448
unix_listener auth-userdb {
group = root
mode = 0600
user = vmail
}
}
service dict {
unix_listener dict {
group = root
mode = 0600
user = vmail
}
}
service imap-hibernate {
unix_listener imap-hibernate {
group = $default_internal_group
mode = 0660
}
}
service imap-login {
process_min_avail = 4
service_count = 0
vsz_limit = 192 M
}
service imap {
process_limit = 1024
unix_listener imap-master {
user = $default_internal_user
}
vsz_limit = 384 M
}
service lmtp {
inet_listener lmtp {
port = 7025
}
}
service managesieve-login {
inet_listener sieve {
port = 4190
}
service_count = 0
vsz_limit = 64 M
}
service managesieve {
process_limit = 20
}
service pop3-login {
process_min_avail = 4
service_count = 0
vsz_limit = 192 M
}
service pop3 {
process_limit = 1024
}
service quota-warning {
executable = script /usr/local/bin/quota-warning
unix_listener quota-warning {
user = vmail
}
user = dovecot
}
ssl_cert = </var/local/letsencrypt/live/xxxxxxxxxxx/fullchain.pem
ssl_client_ca_dir = /etc/ssl/certs
ssl_dh = # hidden, use -P to show it
ssl_key = # hidden, use -P to show it
ssl_min_protocol = TLSv1
userdb {
driver = prefetch
}
userdb {
args = /etc/dovecot/dovecot-sql.conf.ext
driver = sql
}
verbose_proctitle = yes
protocol lmtp {
mail_plugins = quota listescape sieve
}
protocol lda {
mail_plugins = quota listescape sieve
}
protocol imap {
mail_max_userip_connections = 20
mail_plugins = quota listescape imap_quota imap_sieve last_login
}
protocol sieve {
mail_max_userip_connections = 5
}
protocol pop3 {
mail_max_userip_connections = 10
mail_plugins = quota listescape last_login
}
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