auth-worker: Error: double free or corruption (fasttop)
Stephan Bosch
stephan at rename-it.nl
Sun Jan 20 13:51:07 EET 2019
Op 16/01/2019 om 12:35 schreef Marcel Lorenz:
> Dear list,
>
> since the distri upgrade to glibc 2.28, i can't build working dovecot
> binary's.
> Older with glibc 2.27 are working. The distri is LFS based.
> MariaDB 10.2.18 and 10.3.11 makes no difference. Having this on
> different systems.
>
> Messages Log:
> Dec 19 17:10:38 test kernel: traps: auth[30189] general protection
> ip:7f4b96d6598c sp:7ffef1f31710 error:0 in
> libmariadb.so.3[7f4b96d4e000+67000]
> Dec 19 17:11:39 test kernel: auth[30299]: segfault at 560c57366c40 ip
> 0000560c57366c40 sp 00007fffe5b51f18 error 15
> Dec 19 17:12:39 test kernel: traps: auth[30346] general protection
> ip:7f55601f298c sp:7ffe597929c0 error:0 in
> libmariadb.so.3[7f55601db000+67000]
> Dec 19 17:13:39 test kernel: traps: auth[30392] general protection
> ip:7fcd2317298c sp:7ffecd6f4cb0 error:0 in
> libmariadb.so.3[7fcd2315b000+67000]
>
> Dovecot log:
> 2018-12-19 17:07:37 auth-worker: Fatal: master: service(auth-worker):
> child 30053 killed with signal 11 (core dumped)
> 2018-12-19 17:09:38 auth-worker: Error: double free or corruption
> (fasttop)
> 2018-12-19 17:09:38 auth-worker: Fatal: master: service(auth-worker):
> child 30098 killed with signal 6 (core dumped)
> 2018-12-19 17:10:38 auth-worker: Fatal: master: service(auth-worker):
> child 30189 killed with signal 11 (core dumped)
It says "core dumped". Can you obtain a gdb backtrace from those?
https://www.dovecot.org/bugreport.html
Regards,
Stephan.
> Output of dovecot -n:
>
> # 2.3.4 (0ecbaf23d): /etc/dovecot/dovecot.conf
> # Pigeonhole version 0.5.4 (60b0f48d)
> # OS: Linux 4.14.80 x86_64
> # Hostname: test.testing.local
> auth_mechanisms = plain login
> auth_username_chars =
> "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890.-_ at +*#"
> base_dir = /var/run/dovecot/
> debug_log_path = /var/log/dovecot/debug.log
> dict {
> expire = mysql:/etc/dovecot/dovecot-dict-sql-expire.conf
> sqldomainquota = mysql:/etc/dovecot/dovecot-dict-sql-domain.conf
> sqluserquota = mysql:/etc/dovecot/dovecot-dict-sql-user.conf
> }
> info_log_path = /var/log/dovecot/info.log
> lda_mailbox_autocreate = yes
> lda_mailbox_autosubscribe = yes
> listen = *
> log_path = /var/log/dovecot/main.log
> log_timestamp = "%Y-%m-%d %H:%M:%S "
> login_greeting = dovecot ready
> login_log_format = %s
> login_log_format_elements = user=<%u> method=%m rip=%r lip=%l mpid=%e
> %c %k
> mail_location = mdbox:/var/vmail/%d/%n/
> mail_max_userip_connections = 4
> mail_plugins = " zlib quota expire acl fts fts_lucene"
> mailbox_idle_check_interval = 1 mins
> maildir_very_dirty_syncs = 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 index ihave duplicate mime foreverypart
> extracttext
> namespace {
> list = children
> location = maildir:/var/vmail/%d/public:INDEXPVT=/var/vmail/%d/public
> prefix = Public.
> separator = .
> subscriptions = no
> type = public
> }
> namespace {
> list = children
> location =
> maildir:/var/vmail/%d/%%u:CONTROL=/var/vmail/%d/shared/%%u:INDEX=/var/vmail/$
> prefix = shared.%%n.
> separator = .
> subscriptions = yes
> type = shared
> }
> namespace inbox {
> inbox = yes
> location =
> mailbox Archive {
> auto = subscribe
> special_use = \Archive
> }
> mailbox Drafts {
> auto = subscribe
> special_use = \Drafts
> }
> mailbox Junk {
> auto = subscribe
> special_use = \Junk
> }
> mailbox Sent {
> auto = subscribe
> special_use = \Sent
> }
> mailbox Trash {
> auto = subscribe
> special_use = \Trash
> }
> prefix =
> separator = .
> }
> passdb {
> args = /etc/dovecot/dovecot-sql.conf
> driver = sql
> }
> plugin {
> acl_shared_dict = file:/var/lib/dovecot/shared-mailboxes
> al = vfile
> expire = Trash
> expire2 = Trash/*
> expire3 = Spam
> expire_cache = yes
> expire_dict = proxy::expire
> fts = lucene
> fts_lucene = whitespace_chars=@.-+_*:/\"'
> last_login_key = # hidden, use -P to show it
> quota = dict:User Quota::proxy::sqluserquota
> quota_exceeded_message = Quota exceeded
> quota_grace = 10%%
> quota_rule2 = Trash:storage=+15%%
> quota_rule3 = Spam:ignore
> quota_status_nouser = DUNNO
> quota_status_overquota = 552 5.2.2 Mailbox is over quota / Postfach
> ist voll
> quota_status_success = DUNNO
> quota_warning = storage=95%% quota-warning 95 %u
> quota_warning2 = storage=80%% quota-warning 80 %u
> sieve = /var/vmail/%d/%n/sieve/active-script.sieve
> sieve_before = /var/vmail/sieve/spam-global.sieve
> sieve_dir = /var/vmail/%d/%n/sieve/scripts/
> sieve_global = /var/lib/dovecot/sieve/global/
> sieve_max_actions = 32
> sieve_max_redirects = 4
> sieve_max_script_size = 1M
> trash = /etc/dovecot/dovecot-trash.conf
> zlib_save = gz
> zlib_save_level = 6
> }
> postmaster_address = postmaster at testing.local
> protocols = imap pop3 lmtp sieve
> service auth-worker {
> user = doveauth
> }
> service auth {
> unix_listener /var/spool/postfix/private/auth {
> group = postfix
> mode = 0660
> user = postfix
> }
> unix_listener auth-userdb {
> mode = 0660
> user = doveauth
> }
> }
> service dict {
> unix_listener dict {
> mode = 0600
> user = vmail
> }
> }
> service imap-login {
> inet_listener imap {
> port = 143
> }
> inet_listener imaps {
> port = 993
> ssl = yes
> }
> process_min_avail = 0
> }
> service lmtp {
> unix_listener /var/spool/postfix/private/dovecot-lmtp {
> group = postfix
> mode = 0660
> user = postfix
> }
> }
> service managesieve-login {
> inet_listener sieve {
> port = 4190
> }
> service_count = 1
> }
> service pop3-login {
> inet_listener pop3 {
> port = 110
> }
> inet_listener pop3s {
> port = 995
> ssl = yes
> }
> }
> service quota-status {
> client_limit = 1
> executable = quota-status -p postfix
> inet_listener {
> port = 10022
> }
> }
> service quota-warning {
> executable = script /usr/local/bin/quota-warning.sh
> user = vmail
> }
> ssl_alt_cert = </etc/ssl/certs/postfix-rsa.crt
> ssl_alt_key = # hidden, use -P to show it
> ssl_cert = </etc/ssl/certs/postfix-ecc.crt
> ssl_dh = # hidden, use -P to show it
> ssl_key = # hidden, use -P to show it
> ssl_min_protocol = TLSv1.2
> ssl_prefer_server_ciphers = yes
> userdb {
> args = /etc/dovecot/dovecot-sql.conf
> driver = sql
> }
> verbose_proctitle = yes
> protocol imap {
> imap_logout_format = in=%i out=%o
> imap_max_line_length = 64 k
> mail_max_userip_connections = 10
> mail_plugins = " zlib quota expire acl fts fts_lucene acl imap_acl
> imap_quota mail_log last_login notify imap_zlib trash"
> }
> protocol pop3 {
> mail_max_userip_connections = 4
> mail_plugins = " zlib quota expire acl fts fts_lucene last_login
> expire"
> pop3_client_workarounds = outlook-no-nuls oe-ns-eoh
> pop3_enable_last = no
> pop3_lock_session = no
> pop3_logout_format = retr=%r/%b, del=%d/%m, size=%s
> pop3_no_flag_updates = yes
> pop3_reuse_xuidl = no
> pop3_save_uidl = yes
> pop3_uidl_format = %08Xu%08Xv
> }
> protocol lmtp {
> mail_plugins = " zlib quota expire acl fts fts_lucene sieve"
> postmaster_address = postmaster at test.local
> }
> protocol lda {
> auth_socket_path = /var/run/dovecot/auth-master
> info_log_path = /var/log/dovecot/deliver.log
> log_path = /var/log/dovecot/deliver.log
> mail_fsync = optimized
> mail_plugins = " zlib quota expire acl fts fts_lucene trash
> autocreate sieve"
> postmaster_address = postmaster at testing.local
> quota_full_tempfail = yes
> rejection_reason = Your message to <%t> with subject of <%s> was
> automatically rejected:%n%r
> rejection_subject = Mailbox Full: %s
> }
> protocol sieve {
> mail_max_userip_connections = 10
> managesieve_implementation_string = Dovecot Pigeonhole
> managesieve_logout_format = bytes=%i/%o
> managesieve_max_compile_errors = 5
> managesieve_max_line_length = 65536
> }
>
> Thanks in advance!
> Marcel
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