lmtp: panic: mystrdup: null pointer argument
in [Postfix]
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From: Stefan Foerster on 22 Mar 2010 08:53 This morning, I upgraded from 2.8-20100213 to 2.8-20100306 and enabled IPv6 I have always used the lmtp(8) client to feed messages to amavisd-new (well, those that picked up by pickup(8), anyways): pickup fifo n - - 60 1 pickup -o content_filter=lmtp-amavis:[127.0.0.1]:10026 lmtp-amavis unix - - n - 10 lmtp -o lmtp_data_done_timeout=1200 -o lmtp_send_xforward_command=yes -o disable_dns_lookups=yes I changed main.cf... mynetworks = 127.0.0.0/8 85.214.20.182/32 85.214.107.53/32 192.168.122.0/24 [::1]/128 [2001:6f8:1048::]/64 inet_protocols = all smtp_bind_address6 = 2001:6f8:1048::2 ...and master.cf: [2001:6f8:1048::2]:25 inet n - n - 1 postscreen Now, whenever I try to deliver a mail, Postfix complains liek that: Mar 22 13:29:56 nemea postfix/pickup[24662]: AA57F10011: uid=1000 from=<cite+postfix-users(a)incertum.net> Mar 22 13:29:56 nemea postfix/cleanup[27487]: AA57F10011: message-id=<20100322122956.GA26737(a)mail.incertum.net> Mar 22 13:29:56 nemea postfix/qmgr[24663]: AA57F10011: from=<cite+postfix-users(a)incertum.net>, size=4322, nrcpt=1 (queue active) Mar 22 13:29:56 nemea postfix/lmtp[27488]: panic: mystrdup: null pointer argument Mar 22 13:29:57 nemea postfix/master[24660]: warning: process /usr/lib/postfix/lmtp pid 27488 killed by signal 6 Mar 22 13:29:57 nemea postfix/master[24660]: warning: /usr/lib/postfix/lmtp: bad command startup -- throttling Mar 22 13:29:57 nemea postfix/qmgr[24663]: warning: private/lmtp-amavis socket: malformed response Mar 22 13:29:57 nemea postfix/qmgr[24663]: warning: transport lmtp-amavis failure -- see a previous warning/fatal/panic logfile record for the problem description Mar 22 13:29:57 nemea postfix/error[27492]: AA57F10011: to=<postfix-users(a)postfix.org>, relay=none, delay=1.4, delays=0.23/1/0/0.13, dsn=4.3.0, status=deferred (unknown mail transport error) For now, I changed the transport to amavisd-new to smtp(8). Could you perhaps give me some ideas on how to debug this problem further? The usual "postconf -n" and master.cf are attached below. And yes, I know, it's really time for some cleanup with multiple instances ;-) Stefan # postconf -n alias_database = cdb:${maps_dir}/aliases alias_maps = cdb:${maps_dir}/aliases allow_percent_hack = no append_dot_mydomain = no biff = no bounce_queue_lifetime = 1d broken_sasl_auth_clients = yes config_directory = /etc/postfix delay_warning_time = 1h disable_vrfy_command = yes header_checks = pcre:${maps_dir}/header_checks_anon.pcre html_directory = no inet_protocols = all maximal_queue_lifetime = 3d message_size_limit = 20971520 mydestination = $myhostname, trac.incertum.net, nemea.incertum.net, localhost.$mydomain, localhost myhostname = mail.incertum.net mynetworks = 127.0.0.0/8 85.214.20.182/32 85.214.107.53/32 192.168.122.0/24 [::1]/128 [2001:6f8:1048::]/64 notify_classes = 2bounce, resource, software parent_domain_matches_subdomains = debug_peer_list, smtpd_access_maps postscreen_dnsbl_sites = zen.spamhaus.org, b.barracudacentral.org, ix.dnsbl.manitu.net postscreen_greet_action = drop postscreen_hangup_action = drop readme_directory = no recipient_delimiter = + reject_tempfail_action = defer relay_domains = lists.incertum.net relay_recipient_maps = cdb:${maps_dir}/relay_recipients sender_canonical_maps = cdb:${maps_dir}/sender_canonical smtp_bind_address = 85.214.107.53 smtp_bind_address6 = 2001:6f8:1048::2 smtp_mx_session_limit = 3 smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt smtp_tls_loglevel = 1 smtp_tls_security_level = may smtp_tls_session_cache_database = btree:/var/lib/postfix/smtp_scache smtp_tls_session_cache_timeout = 24h smtpd_authorized_verp_clients = $mynetworks smtpd_client_connection_count_limit = ${stress?10}${stress:50} smtpd_client_restrictions = ${stress?reject_unknown_client_hostname} smtpd_data_restrictions = reject_multi_recipient_bounce reject_unauth_pipelining smtpd_delay_reject = ${stress?no}${stress:yes} smtpd_discard_ehlo_keywords = silent-discard, dsn smtpd_hard_error_limit = ${stress?1}${stress:20} smtpd_helo_required = yes smtpd_proxy_options = speed_adjust smtpd_recipient_restrictions = reject_non_fqdn_sender reject_non_fqdn_recipient reject_unlisted_sender reject_unlisted_recipient reject_unknown_sender_domain reject_unknown_recipient_domain permit_mynetworks check_client_access cdb:${maps_dir}/relay_clients reject_unauth_destination check_client_access cidr:${maps_dir}/hard_blacklist.cidr check_recipient_access pcre:${maps_dir}/recipient_roleaccounts.pcre reject_invalid_helo_hostname check_recipient_access cdb:${maps_dir}/recipient_access check_sender_access cdb:${maps_dir}/sender_access check_client_access cdb:${maps_dir}/client_access check_client_access cidr:${maps_dir}/dnswl-permit.cidr check_client_access cidr:${maps_dir}/client_access.cidr check_sender_ns_access cidr:${maps_dir}/ns_access.cidr check_sender_mx_access cidr:${maps_dir}/mx_access.cidr check_policy_service inet:127.0.0.1:12525 check_client_access pcre:${maps_dir}/postgrey.pcre permit_auth_destination reject smtpd_restriction_classes = greylisting smtpd_sasl_path = private/auth smtpd_sasl_security_options = noanonymous, noplaintext smtpd_sasl_tls_security_options = noanonymous smtpd_sasl_type = dovecot smtpd_sender_login_maps = cdb:${maps_dir}/sasl-maps.restricted pcre:${maps_dir}/sasl-maps.generic.pcre smtpd_timeout = ${stress?10}${stress:300} smtpd_tls_CAfile = /etc/ssl/certs/ca-certificates.crt smtpd_tls_cert_file = /etc/ssl/owncerts/mail_incertum_net.crt smtpd_tls_key_file = /etc/ssl/private/mail_incertum_net.key smtpd_tls_loglevel = 1 smtpd_tls_received_header = yes smtpd_tls_security_level = may smtpd_tls_session_cache_database = btree:/var/lib/postfix/smtpd_scache smtpd_tls_session_cache_timeout = 24h strict_rfc821_envelopes = yes swap_bangpath = no transport_maps = cdb:${maps_dir}/transport unknown_address_reject_code = ${stress?421}${stress:554} unknown_client_reject_code = ${stress?421}${stress:450} virtual_alias_domains = stefan-foerster.de virtual_alias_maps = pcre:${maps_dir}/virtuals/stefan-foerster.de.pcre cdb:${maps_dir}/virtuals/billigmail.org cdb:${maps_dir}/virtuals/incertum.net pcre:${maps_dir}/virtuals/roleaccounts.pcre virtual_gid_maps = static:5000 virtual_mailbox_base = /export/vmailboxes virtual_mailbox_domains = proxy:pgsql:${maps_dir}/pgsql/virtual_mailbox_domains.cf virtual_mailbox_limit = 512000000 virtual_mailbox_maps = proxy:pgsql:${maps_dir}/pgsql/virtual_mailbox_maps.cf virtual_transport = dovecot virtual_uid_maps = static:5000 # cat master.cf 127.0.0.1:25 inet n - - - - smtpd -o smtpd_proxy_filter=127.0.0.1:10028 -o receive_override_options=no_address_mappings,no_header_body_checks 85.214.107.53:587 inet n - - - - smtpd -o smtpd_sasl_auth_enable=$submission_smtpd_sasl_auth_enable -o smtpd_recipient_restrictions=$submission_smtpd_recipient_restrictions -o syslog_name=$submission_syslog_name -o smtpd_proxy_filter=$submission_smtpd_proxy_filter -o receive_override_options=$submission_receive_override_options 85.214.107.53:465 inet n - - - - smtpd -o smtpd_tls_wrappermode=$smtps_smtpd_tls_wrappermode -o smtpd_sasl_auth_enable=$smtps_smtpd_sasl_auth_enable -o smtpd_recipient_restrictions=$smtps_smtpd_recipient_restrictions -o syslog_name=$smtps_syslog_name -o smtpd_proxy_filter=$smtps_smtpd_proxy_filter -o receive_override_options=$smtps_receive_override_options #628 inet n - - - - qmqpd pickup fifo n - - 60 1 pickup -o content_filter=lmtp-amavis:[127.0.0.1]:10026 cleanup unix n - - - 0 cleanup qmgr fifo n - n 300 1 qmgr #qmgr fifo n - - 300 1 oqmgr tlsmgr unix - - - 1000? 1 tlsmgr rewrite unix - - - - - trivial-rewrite bounce unix - - - - 0 bounce defer unix - - - - 0 bounce trace unix - - - - 0 bounce verify unix - - - - 1 verify flush unix n - - 1000? 0 flush proxymap unix - - n - 40 proxymap proxywrite unix - - n - 1 proxymap smtp unix - - - - - smtp # When relaying mail as backup MX, disable fallback_relay to avoid MX loops relay unix - - - - - smtp -o smtp_fallback_relay= # -o smtp_helo_timeout=5 -o smtp_connect_timeout=5 showq unix n - - - - showq error unix - - - - - error retry unix - - - - - error discard unix - - - - - discard local unix - n n - - local virtual unix - n n - - virtual lmtp unix - - - - - lmtp anvil unix - - - - 1 anvil scache unix - - - - 1 scache # # ==================================================================== # Interfaces to non-Postfix software. Be sure to examine the manual # pages of the non-Postfix software to find out what options it wants. # # Many of the following services use the Postfix pipe(8) delivery # agent. See the pipe(8) man page for information about ${recipient} # and other message envelope options. # ==================================================================== # # maildrop. See the Postfix MAILDROP_README file for details. # Also specify in main.cf: maildrop_destination_recipient_limit=1 # maildrop unix - n n - - pipe flags=DRhu user=vmail argv=/usr/bin/maildrop -d ${recipient} # # See the Postfix UUCP_README file for configuration details. # uucp unix - n n - - pipe flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient) # # Other external delivery methods. # ifmail unix - n n - - pipe flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient) bsmtp unix - n n - - pipe flags=Fq. user=bsmtp argv=/usr/lib/bsmtp/bsmtp -t$nexthop -f$sender $recipient scalemail-backend unix - n n - 2 pipe flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store ${nexthop} ${user} ${extension} mailman unix - n n - - pipe flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py ${nexthop} ${user} # dovecot dovecot unix - n n - - pipe flags=DROhu user=vmail:vmail argv=/usr/lib/dovecot/deliver -f ${sender} -d ${user}@${nexthop} -n -m ${extension} # AMAVIS # lmtp-client lmtp-amavis unix - - n - 10 lmtp -o lmtp_data_done_timeout=1200 -o lmtp_send_xforward_command=yes -o disable_dns_lookups=yes # smtpd: pre-queue reinjection # external mail: smtpd:25/587 -> amavisd-new:10024/10028 -> smtpd:10025 127.0.0.1:10025 inet n - - - - smtpd -o mynetworks=127.0.0.0/8 -o receive_override_options=no_unknown_recipient_checks -o smtpd_client_connection_count_limit=0 -o smtpd_client_connection_rate_limit=0 -o smtpd_error_sleep_time=0 -o smtpd_soft_error_limit=1001 -o smtpd_hard_error_limit=1000 -o smtpd_restriction_classes= -o smtpd_client_restrictions= -o smtpd_helo_restrictions= -o smtpd_sender_restrictions= -o smtpd_recipient_restrictions=permit_mynetworks,reject -o smtpd_data_restrictions=reject_unauth_pipelining -o smtpd_end_of_data_restrictions= -o smtpd_delay_reject=no -o smtpd_authorized_xforward_hosts=127.0.0.0/8 -o syslog_name=postfix-10025 # smtpd: post-queue reinjection # local mail, pickup -> amavisd-new:10026/10032 -> smtpd:10027 127.0.0.1:10027 inet n - - - - smtpd -o mynetworks=127.0.0.0/8 -o receive_override_options=no_header_body_checks,no_address_mappings,no_unknown_recipient_checks -o smtpd_client_connection_count_limit=0 -o smtpd_client_connection_rate_limit=0 -o smtpd_error_sleep_time=0 -o smtpd_soft_error_limit=1001 -o smtpd_hard_error_limit=1000 -o smtpd_restriction_classes= -o smtpd_client_restrictions= -o smtpd_helo_restrictions= -o smtpd_sender_restrictions= -o smtpd_recipient_restrictions=permit_mynetworks,reject -o smtpd_data_restrictions=reject_unauth_pipelining -o smtpd_end_of_data_restrictions= -o smtpd_delay_reject=no -o smtpd_authorized_xforward_hosts=127.0.0.0/8 -o syslog_name=postfix-10027 # smtpd: Mailman injection # Mailman -> smtpd:10031 -> amavisd-new:10032 -> smtpd:10027 (see above) # strip DKIM/DomainKey headers 127.0.0.1:10031 inet n - - - - smtpd -o mynetworks=127.0.0.0/8 -o content_filter=lmtp-amavis:[127.0.0.1]:10032 -o receive_override_options= -o smtpd_client_connection_count_limit=0 -o smtpd_client_connection_rate_limit=0 -o smtpd_error_sleep_time=0 -o smtpd_soft_error_limit=1001 -o smtpd_hard_error_limit=1000 -o smtpd_restriction_classes= -o smtpd_client_restrictions= -o smtpd_helo_restrictions= -o smtpd_sender_restrictions= -o smtpd_recipient_restrictions=permit_mynetworks,reject -o smtpd_data_restrictions=reject_unauth_pipelining -o smtpd_end_of_data_restrictions= -o smtpd_delay_reject=no -o smtpd_authorized_xforward_hosts=127.0.0.0/8 -o syslog_name=postfix-mm # fragile transport for web.de & Co. fragile unix - - - - 20 smtp 85.214.107.53:25 inet n - n - 1 postscreen [2001:6f8:1048::2]:25 inet n - n - 1 postscreen smtpd pass - - y - - smtpd -o smtpd_proxy_filter=127.0.0.1:10024 #85.214.107.53:25 inet n - - - - smtpd dnsblog unix - - n - 0 dnsblog #smtp inet n - n - 1 postscreen
From: Stefan Foerster on 22 Mar 2010 09:01 * Stefan Foerster <cite+postfix-users(a)incertum.net>: > This morning, I upgraded from 2.8-20100213 to 2.8-20100306 and enabled > IPv6. I have always used the lmtp(8) client to feed messages to Follow-up to myself: This happens without inet_protocols=ipv4, too. Stefan > amavisd-new (well, those that picked up by pickup(8), anyways): > > pickup fifo n - - 60 1 pickup > -o content_filter=lmtp-amavis:[127.0.0.1]:10026 > > lmtp-amavis unix - - n - 10 lmtp > -o lmtp_data_done_timeout=1200 > -o lmtp_send_xforward_command=yes > -o disable_dns_lookups=yes > > I changed main.cf... > > mynetworks = 127.0.0.0/8 85.214.20.182/32 85.214.107.53/32 > 192.168.122.0/24 [::1]/128 [2001:6f8:1048::]/64 > inet_protocols = all > smtp_bind_address6 = 2001:6f8:1048::2 > > ...and master.cf: > > [2001:6f8:1048::2]:25 inet n - n - 1 postscreen > > Now, whenever I try to deliver a mail, Postfix complains liek that: > > Mar 22 13:29:56 nemea postfix/pickup[24662]: AA57F10011: uid=1000 > from=<cite+postfix-users(a)incertum.net> > Mar 22 13:29:56 nemea postfix/cleanup[27487]: AA57F10011: message-id=<20100322122956.GA26737(a)mail.incertum.net> > Mar 22 13:29:56 nemea postfix/qmgr[24663]: AA57F10011: from=<cite+postfix-users(a)incertum.net>, > size=4322, nrcpt=1 (queue active) > Mar 22 13:29:56 nemea postfix/lmtp[27488]: panic: mystrdup: null pointer argument > Mar 22 13:29:57 nemea postfix/master[24660]: warning: process /usr/lib/postfix/lmtp pid 27488 killed by signal 6 > Mar 22 13:29:57 nemea postfix/master[24660]: warning: /usr/lib/postfix/lmtp: bad command startup -- throttling > Mar 22 13:29:57 nemea postfix/qmgr[24663]: warning: private/lmtp-amavis socket: malformed response > Mar 22 13:29:57 nemea postfix/qmgr[24663]: warning: transport lmtp-amavis failure -- > see a previous warning/fatal/panic logfile record for the problem description > Mar 22 13:29:57 nemea postfix/error[27492]: AA57F10011: to=<postfix-users(a)postfix.org>, relay=none, > delay=1.4, delays=0.23/1/0/0.13, dsn=4.3.0, status=deferred (unknown mail transport error) > > For now, I changed the transport to amavisd-new to smtp(8). Could you > perhaps give me some ideas on how to debug this problem further? > > The usual "postconf -n" and master.cf are attached below. And yes, I > know, it's really time for some cleanup with multiple instances ;-) > > > Stefan > > > # postconf -n > alias_database = cdb:${maps_dir}/aliases > alias_maps = cdb:${maps_dir}/aliases > allow_percent_hack = no > append_dot_mydomain = no > biff = no > bounce_queue_lifetime = 1d > broken_sasl_auth_clients = yes > config_directory = /etc/postfix > delay_warning_time = 1h > disable_vrfy_command = yes > header_checks = pcre:${maps_dir}/header_checks_anon.pcre > html_directory = no > inet_protocols = all > maximal_queue_lifetime = 3d > message_size_limit = 20971520 > mydestination = $myhostname, trac.incertum.net, nemea.incertum.net, localhost.$mydomain, localhost > myhostname = mail.incertum.net > mynetworks = 127.0.0.0/8 85.214.20.182/32 85.214.107.53/32 192.168.122.0/24 [::1]/128 [2001:6f8:1048::]/64 > notify_classes = 2bounce, resource, software > parent_domain_matches_subdomains = debug_peer_list, smtpd_access_maps > postscreen_dnsbl_sites = zen.spamhaus.org, b.barracudacentral.org, ix.dnsbl.manitu.net > postscreen_greet_action = drop > postscreen_hangup_action = drop > readme_directory = no > recipient_delimiter = + > reject_tempfail_action = defer > relay_domains = lists.incertum.net > relay_recipient_maps = cdb:${maps_dir}/relay_recipients > sender_canonical_maps = cdb:${maps_dir}/sender_canonical > smtp_bind_address = 85.214.107.53 > smtp_bind_address6 = 2001:6f8:1048::2 > smtp_mx_session_limit = 3 > smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt > smtp_tls_loglevel = 1 > smtp_tls_security_level = may > smtp_tls_session_cache_database = btree:/var/lib/postfix/smtp_scache > smtp_tls_session_cache_timeout = 24h > smtpd_authorized_verp_clients = $mynetworks > smtpd_client_connection_count_limit = ${stress?10}${stress:50} > smtpd_client_restrictions = ${stress?reject_unknown_client_hostname} > smtpd_data_restrictions = reject_multi_recipient_bounce reject_unauth_pipelining > smtpd_delay_reject = ${stress?no}${stress:yes} > smtpd_discard_ehlo_keywords = silent-discard, dsn > smtpd_hard_error_limit = ${stress?1}${stress:20} > smtpd_helo_required = yes > smtpd_proxy_options = speed_adjust > smtpd_recipient_restrictions = reject_non_fqdn_sender reject_non_fqdn_recipient reject_unlisted_sender reject_unlisted_recipient reject_unknown_sender_domain reject_unknown_recipient_domain permit_mynetworks check_client_access cdb:${maps_dir}/relay_clients reject_unauth_destination check_client_access cidr:${maps_dir}/hard_blacklist.cidr check_recipient_access pcre:${maps_dir}/recipient_roleaccounts.pcre reject_invalid_helo_hostname check_recipient_access cdb:${maps_dir}/recipient_access check_sender_access cdb:${maps_dir}/sender_access check_client_access cdb:${maps_dir}/client_access check_client_access cidr:${maps_dir}/dnswl-permit.cidr check_client_access cidr:${maps_dir}/client_access.cidr check_sender_ns_access cidr:${maps_dir}/ns_access.cidr check_sender_mx_access cidr:${maps_dir}/mx_access.cidr check_policy_service inet:127.0.0.1:12525 check_client_access pcre:${maps_dir}/postgrey.pcre permit_auth_destination reject > smtpd_restriction_classes = greylisting > smtpd_sasl_path = private/auth > smtpd_sasl_security_options = noanonymous, noplaintext > smtpd_sasl_tls_security_options = noanonymous > smtpd_sasl_type = dovecot > smtpd_sender_login_maps = cdb:${maps_dir}/sasl-maps.restricted pcre:${maps_dir}/sasl-maps.generic.pcre > smtpd_timeout = ${stress?10}${stress:300} > smtpd_tls_CAfile = /etc/ssl/certs/ca-certificates.crt > smtpd_tls_cert_file = /etc/ssl/owncerts/mail_incertum_net.crt > smtpd_tls_key_file = /etc/ssl/private/mail_incertum_net.key > smtpd_tls_loglevel = 1 > smtpd_tls_received_header = yes > smtpd_tls_security_level = may > smtpd_tls_session_cache_database = btree:/var/lib/postfix/smtpd_scache > smtpd_tls_session_cache_timeout = 24h > strict_rfc821_envelopes = yes > swap_bangpath = no > transport_maps = cdb:${maps_dir}/transport > unknown_address_reject_code = ${stress?421}${stress:554} > unknown_client_reject_code = ${stress?421}${stress:450} > virtual_alias_domains = stefan-foerster.de > virtual_alias_maps = pcre:${maps_dir}/virtuals/stefan-foerster.de.pcre cdb:${maps_dir}/virtuals/billigmail.org cdb:${maps_dir}/virtuals/incertum.net pcre:${maps_dir}/virtuals/roleaccounts.pcre > virtual_gid_maps = static:5000 > virtual_mailbox_base = /export/vmailboxes > virtual_mailbox_domains = proxy:pgsql:${maps_dir}/pgsql/virtual_mailbox_domains.cf > virtual_mailbox_limit = 512000000 > virtual_mailbox_maps = proxy:pgsql:${maps_dir}/pgsql/virtual_mailbox_maps.cf > virtual_transport = dovecot > virtual_uid_maps = static:5000 > > # cat master.cf > 127.0.0.1:25 inet n - - - - smtpd > -o smtpd_proxy_filter=127.0.0.1:10028 > -o receive_override_options=no_address_mappings,no_header_body_checks > 85.214.107.53:587 inet n - - - - smtpd > -o smtpd_sasl_auth_enable=$submission_smtpd_sasl_auth_enable > -o smtpd_recipient_restrictions=$submission_smtpd_recipient_restrictions > -o syslog_name=$submission_syslog_name > -o smtpd_proxy_filter=$submission_smtpd_proxy_filter > -o receive_override_options=$submission_receive_override_options > 85.214.107.53:465 inet n - - - - smtpd > -o smtpd_tls_wrappermode=$smtps_smtpd_tls_wrappermode > -o smtpd_sasl_auth_enable=$smtps_smtpd_sasl_auth_enable > -o smtpd_recipient_restrictions=$smtps_smtpd_recipient_restrictions > -o syslog_name=$smtps_syslog_name > -o smtpd_proxy_filter=$smtps_smtpd_proxy_filter > -o receive_override_options=$smtps_receive_override_options > #628 inet n - - - - qmqpd > pickup fifo n - - 60 1 pickup > -o content_filter=lmtp-amavis:[127.0.0.1]:10026 > cleanup unix n - - - 0 cleanup > qmgr fifo n - n 300 1 qmgr > #qmgr fifo n - - 300 1 oqmgr > tlsmgr unix - - - 1000? 1 tlsmgr > rewrite unix - - - - - trivial-rewrite > bounce unix - - - - 0 bounce > defer unix - - - - 0 bounce > trace unix - - - - 0 bounce > verify unix - - - - 1 verify > flush unix n - - 1000? 0 flush > proxymap unix - - n - 40 proxymap > proxywrite unix - - n - 1 proxymap > smtp unix - - - - - smtp > # When relaying mail as backup MX, disable fallback_relay to avoid MX loops > relay unix - - - - - smtp > -o smtp_fallback_relay= > # -o smtp_helo_timeout=5 -o smtp_connect_timeout=5 > showq unix n - - - - showq > error unix - - - - - error > retry unix - - - - - error > discard unix - - - - - discard > local unix - n n - - local > virtual unix - n n - - virtual > lmtp unix - - - - - lmtp > anvil unix - - - - 1 anvil > scache unix - - - - 1 scache > # > # ==================================================================== > # Interfaces to non-Postfix software. Be sure to examine the manual > # pages of the non-Postfix software to find out what options it wants. > # > # Many of the following services use the Postfix pipe(8) delivery > # agent. See the pipe(8) man page for information about ${recipient} > # and other message envelope options. > # ==================================================================== > # > # maildrop. See the Postfix MAILDROP_README file for details. > # Also specify in main.cf: maildrop_destination_recipient_limit=1 > # > maildrop unix - n n - - pipe > flags=DRhu user=vmail argv=/usr/bin/maildrop -d ${recipient} > # > # See the Postfix UUCP_README file for configuration details. > # > uucp unix - n n - - pipe > flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient) > # > # Other external delivery methods. > # > ifmail unix - n n - - pipe > flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient) > bsmtp unix - n n - - pipe > flags=Fq. user=bsmtp argv=/usr/lib/bsmtp/bsmtp -t$nexthop -f$sender $recipient > scalemail-backend unix - n n - 2 pipe > flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store ${nexthop} ${user} ${extension} > mailman unix - n n - - pipe > flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py > ${nexthop} ${user} > > # dovecot > dovecot unix - n n - - pipe > flags=DROhu user=vmail:vmail argv=/usr/lib/dovecot/deliver -f ${sender} -d ${user}@${nexthop} -n -m ${extension} > > # AMAVIS > # lmtp-client > lmtp-amavis unix - - n - 10 lmtp > -o lmtp_data_done_timeout=1200 > -o lmtp_send_xforward_command=yes > -o disable_dns_lookups=yes > > # smtpd: pre-queue reinjection > # external mail: smtpd:25/587 -> amavisd-new:10024/10028 -> smtpd:10025 > 127.0.0.1:10025 inet n - - - - smtpd > -o mynetworks=127.0.0.0/8 > -o receive_override_options=no_unknown_recipient_checks > -o smtpd_client_connection_count_limit=0 > -o smtpd_client_connection_rate_limit=0 > -o smtpd_error_sleep_time=0 > -o smtpd_soft_error_limit=1001 > -o smtpd_hard_error_limit=1000 > -o smtpd_restriction_classes= > -o smtpd_client_restrictions= > -o smtpd_helo_restrictions= > -o smtpd_sender_restrictions= > -o smtpd_recipient_restrictions=permit_mynetworks,reject > -o smtpd_data_restrictions=reject_unauth_pipelining > -o smtpd_end_of_data_restrictions= > -o smtpd_delay_reject=no > -o smtpd_authorized_xforward_hosts=127.0.0.0/8 > -o syslog_name=postfix-10025 > > # smtpd: post-queue reinjection > # local mail, pickup -> amavisd-new:10026/10032 -> smtpd:10027 > 127.0.0.1:10027 inet n - - - - smtpd > -o mynetworks=127.0.0.0/8 > -o receive_override_options=no_header_body_checks,no_address_mappings,no_unknown_recipient_checks > -o smtpd_client_connection_count_limit=0 > -o smtpd_client_connection_rate_limit=0 > -o smtpd_error_sleep_time=0 > -o smtpd_soft_error_limit=1001 > -o smtpd_hard_error_limit=1000 > -o smtpd_restriction_classes= > -o smtpd_client_restrictions= > -o smtpd_helo_restrictions= > -o smtpd_sender_restrictions= > -o smtpd_recipient_restrictions=permit_mynetworks,reject > -o smtpd_data_restrictions=reject_unauth_pipelining > -o smtpd_end_of_data_restrictions= > -o smtpd_delay_reject=no > -o smtpd_authorized_xforward_hosts=127.0.0.0/8 > -o syslog_name=postfix-10027 > > # smtpd: Mailman injection > # Mailman -> smtpd:10031 -> amavisd-new:10032 -> smtpd:10027 (see above) > # strip DKIM/DomainKey headers > 127.0.0.1:10031 inet n - - - - smtpd > -o mynetworks=127.0.0.0/8 > -o content_filter=lmtp-amavis:[127.0.0.1]:10032 > -o receive_override_options= > -o smtpd_client_connection_count_limit=0 > -o smtpd_client_connection_rate_limit=0 > -o smtpd_error_sleep_time=0 > -o smtpd_soft_error_limit=1001 > -o smtpd_hard_error_limit=1000 > -o smtpd_restriction_classes= > -o smtpd_client_restrictions= > -o smtpd_helo_restrictions= > -o smtpd_sender_restrictions= > -o smtpd_recipient_restrictions=permit_mynetworks,reject > -o smtpd_data_restrictions=reject_unauth_pipelining > -o smtpd_end_of_data_restrictions= > -o smtpd_delay_reject=no > -o smtpd_authorized_xforward_hosts=127.0.0.0/8 > -o syslog_name=postfix-mm > > # fragile transport for web.de & Co. > fragile unix - - - - 20 smtp > > 85.214.107.53:25 inet n - n - 1 postscreen > [2001:6f8:1048::2]:25 inet n - n - 1 postscreen > smtpd pass - - y - - smtpd > -o smtpd_proxy_filter=127.0.0.1:10024 > #85.214.107.53:25 inet n - - - - smtpd > dnsblog unix - - n - 0 dnsblog > #smtp inet n - n - 1 postscreen
From: Wietse Venema on 22 Mar 2010 09:04 Stefan Foerster: > This morning, I upgraded from 2.8-20100213 to 2.8-20100306 and enabled > IPv6 I have always used the lmtp(8) client to feed messages to > amavisd-new (well, those that picked up by pickup(8), anyways): > > pickup fifo n - - 60 1 pickup > -o content_filter=lmtp-amavis:[127.0.0.1]:10026 > > lmtp-amavis unix - - n - 10 lmtp > -o lmtp_data_done_timeout=1200 > -o lmtp_send_xforward_command=yes > -o disable_dns_lookups=yes > > I changed main.cf... > > mynetworks = 127.0.0.0/8 85.214.20.182/32 85.214.107.53/32 > 192.168.122.0/24 [::1]/128 [2001:6f8:1048::]/64 > inet_protocols = all > smtp_bind_address6 = 2001:6f8:1048::2 > > ...and master.cf: > > [2001:6f8:1048::2]:25 inet n - n - 1 postscreen > > Now, whenever I try to deliver a mail, Postfix complains liek that: > > Mar 22 13:29:56 nemea postfix/pickup[24662]: AA57F10011: uid=1000 > from=<cite+postfix-users(a)incertum.net> > Mar 22 13:29:56 nemea postfix/cleanup[27487]: AA57F10011: message-id=<20100322122956.GA26737(a)mail.incertum.net> > Mar 22 13:29:56 nemea postfix/qmgr[24663]: AA57F10011: from=<cite+postfix-users(a)incertum.net>, > size=4322, nrcpt=1 (queue active) > Mar 22 13:29:56 nemea postfix/lmtp[27488]: panic: mystrdup: null pointer argument > Mar 22 13:29:57 nemea postfix/master[24660]: warning: process /usr/lib/postfix/lmtp pid 27488 killed by signal 6 > Mar 22 13:29:57 nemea postfix/master[24660]: warning: /usr/lib/postfix/lmtp: bad command startup -- throttling > Mar 22 13:29:57 nemea postfix/qmgr[24663]: warning: private/lmtp-amavis socket: malformed response > Mar 22 13:29:57 nemea postfix/qmgr[24663]: warning: transport lmtp-amavis failure -- > see a previous warning/fatal/panic logfile record for the problem description > Mar 22 13:29:57 nemea postfix/error[27492]: AA57F10011: to=<postfix-users(a)postfix.org>, relay=none, > delay=1.4, delays=0.23/1/0/0.13, dsn=4.3.0, status=deferred (unknown mail transport error) > > For now, I changed the transport to amavisd-new to smtp(8). Could you > perhaps give me some ideas on how to debug this problem further? See DEBUG_README for instructions to attach a non-interactive debugger. The only change in the SMTP client is the smtp_address_preference and lmtp_address_preference parameters, which were tested only for SMTP. Wietse
From: Ralf Hildebrandt on 22 Mar 2010 10:02 * Wietse Venema <wietse(a)porcupine.org>: > See DEBUG_README for instructions to attach a non-interactive debugger. > > The only change in the SMTP client is the smtp_address_preference and > lmtp_address_preference parameters, which were tested only for SMTP. I was able to reproduce that on my installation with Stefan's help. Attached is the backtrace -- Ralf Hildebrandt Geschäftsbereich IT | Abteilung Netzwerk Charité - Universitätsmedizin Berlin Campus Benjamin Franklin Hindenburgdamm 30 | D-12203 Berlin Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962 ralf.hildebrandt(a)charite.de | http://www.charite.de
From: Stefan Foerster on 22 Mar 2010 10:04
* Wietse Venema <wietse(a)porcupine.org>: > Stefan Foerster: > See DEBUG_README for instructions to attach a non-interactive debugger. > > The only change in the SMTP client is the smtp_address_preference and > lmtp_address_preference parameters, which were tested only for SMTP. Unfortunately, even after rebuilding my Debian packages with "-g", my gdb backtraces are not very meaningful: (gdb) root(a)nemea:/etc/postfix# cat lmtp.5889.log GNU gdb 6.8-debian Copyright (C) 2008 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu"... Attaching to program: /usr/lib/postfix/lmtp, process 5889 0x00007fa13f533965 in ?? () (gdb) Continuing. Program received signal SIGABRT, Aborted. 0x00007fa13f4c7ed5 in ?? () (gdb) #0 0x00007fa13f4c7ed5 in ?? () #1 0x00007fa13f4c93f3 in ?? () #2 0x00007ffff5172c80 in ?? () #3 0x00007ffff5172da8 in ?? () #4 0x000000008b159996 in ?? () #5 0x00007ffff5172d90 in ?? () #6 0x0000000000000000 in ?? () However, Ralf seems to be able to reproduce the problem. Stefan |