Bug#553503: exim4: occasional crashes

[Francesco Potortì]

Package: exim4
Version: 4.69-11
Severity: normal

This is what I observe in my /var/log/kern.log*:

kern.log:36:Oct 30 11:07:33 tucano kernel: [684083.570430] exim4[2948]:
segfault at 7fff7768aa48 ip 000000000041bbec sp 00007fff7768aa20 error 6
in exim4[400000+ac000]

kern.log.1.gz:29192:Oct 22 15:55:44 tucano kernel: [ 6575.519329]
exim4[20967]: segfault at 7fff95092ef8 ip 000000000041bbec sp
00007fff95092ed0 error 6 in exim4[400000+ac000]

kern.log.2.gz:323:Oct  4 21:49:19 tucano kernel: [2700039.430582]
exim4[25745]: segfault at 7fffc53c8458 ip 000000000041b4aa sp
00007fffc53c8460 error 6 in exim4[400000+ac000]

-- Package-specific info:
Exim version 4.69 #1 built 18-Aug-2009 19:15:27
Copyright (c) University of Cambridge 2006
Berkeley DB: Berkeley DB 4.6.21: (June 10, 2009)
Support for: crypteq iconv() IPv6 GnuTLS move_frozen_messages
Lookups: lsearch wildlsearch nwildlsearch iplsearch cdb dbm dbmnz dnsdb dsearch nis nis0 passwd
Authenticators: cram_md5 plaintext
Routers: accept dnslookup ipliteral manualroute queryprogram redirect
Transports: appendfile/maildir/mailstore autoreply lmtp pipe smtp
Fixed never_users: 0
Size of off_t: 8
Configuration file is /var/lib/exim4/config.autogenerated
# /etc/exim4/update-exim4.conf.conf
#
# Edit this file and /etc/mailname by hand and execute update-exim4.conf
# yourself or use 'dpkg-reconfigure exim4-config'
#
# Please note that this is _not_ a dpkg-conffile and that automatic changes
# to this file might happen. The code handling this will honor your local
# changes, so this is usually fine, but will break local schemes that mess
# around with multiple versions of the file.
#
# update-exim4.conf uses this file to determine variable values to replace
# the DEBCONFsomethingDEBCONF strings in the configuration template files.
#
# Most settings found in here do have corresponding questions in the
# Debconf configuration, but not all of them.
#
# This is a Debian specific file

dc_eximconfig_configtype='smarthost'
dc_other_hostnames=''
dc_local_interfaces='127.0.0.1'
dc_readhost=''
dc_relay_domains=''
dc_minimaldns='false'
dc_relay_nets=''
dc_smarthost='smtp.isti.cnr.it::587'
CFILEMODE='644'
dc_use_split_config='true'
dc_hide_mailname='false'
dc_mailname_in_oh='true'
dc_localdelivery='mail_spool'
mailname:tucano.isti.cnr.it

-- System Information:
Debian Release: squeeze/sid
  APT prefers testing
  APT policy: (990, 'testing'), (500, 'testing-proposed-updates')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.30-2-amd64 (SMP w/2 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=it_IT.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages exim4 depends on:
ii  debconf [debconf-2.0]         1.5.28     Debian configuration management sy
ii  exim4-base                    4.69-11+b1 support files for all Exim MTA (v4
ii  exim4-daemon-light            4.69-11+b1 lightweight Exim MTA (v4) daemon

exim4 recommends no packages.

exim4 suggests no packages.

-- debconf information:
  exim4/drec: