Bug 475232 – net-analyzer/ettercap - segmentation fault in stats_half_end at .../work/ettercap-0.7.6/src/ec_stats.c:106

• Product: Gentoo Linux
• Status: RESOLVED WONTFIX

[Description Jeroen Roovers (RETIRED) 2013-06-29 16:30:46 UTC]

karsten ~ # gdb /usr/bin/ettercap 
GNU gdb (Gentoo 7.5.1 p2) 7.5.1
Copyright (C) 2012 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 "hppa2.0-unknown-linux-gnu".
For bug reporting instructions, please see:
<http://bugs.gentoo.org/>...
Really redefine built-in command "frame"? (y or n) [answered Y; input not from terminal]
Really redefine built-in command "thread"? (y or n) [answered Y; input not from terminal]
Really redefine built-in command "start"? (y or n) [answered Y; input not from terminal]
Reading symbols from /usr/bin/ettercap...Reading symbols from /usr/lib/debug/usr/bin/ettercap.debug...done.
done.
gdb> run -G
Starting program: /usr/bin/ettercap -G
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/libthread_db.so.1".

ettercap 0.7.6 copyright 2001-2013 Ettercap Development Team

Cannot change large-receive-offload
[New Thread 0x50ffb380 (LWP 21748)]
[New Thread 0x517fb380 (LWP 21749)]
[New Thread 0x51ffb380 (LWP 21750)]
[New Thread 0x527fb380 (LWP 21751)]
[Thread 0x527fb380 (LWP 21751) exited]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x51ffb380 (LWP 21750)]
_______________________________________________________________________________
     eax:Error while running hook_stop:
Value can't be converted to integer.
0x52b36b58 in ?? () from /usr/lib/gcc/hppa2.0-unknown-linux-gnu/4.7.3/libgcc_s.so.4
gdb> t a a bt full
  Id   Target Id         Frame 
* 4    Thread 0x51ffb380 (LWP 21750) "ettercap" 0x52b36b58 in ?? () from /usr/lib/gcc/hppa2.0-unknown-linux-gnu/4.7.3/libgcc_s.so.4
  3    Thread 0x517fb380 (LWP 21749) "ettercap" 0x50ffc2c8 in ?? ()
  2    Thread 0x50ffb380 (LWP 21748) "ettercap" 0x00039cfc in stats_half_end (hs=0x0, len=<optimized out>) at /var/tmp/portage/net-analyzer/ettercap-0.7.6/work/ettercap-0.7.6/src/ec_stats.c:106
  1    Thread 0x4000afc0 (LWP 21372) "ettercap" 0x00000490 in ?? ()

Happens while, after selecting Sniff => Unified sniffing, selecting eth0, and then in the new window selecting Start => Start sniffing, then selecting Start => Stop sniffing.

The stable version has the same problem. Unsure whether this is kernel/libc related.

Sat Jun 29 18:30:17 CEST 2013
emerge --info ettercap
Portage 2.1.12.10 (default/linux/hppa/13.0, gcc-4.6.3, glibc-2.17, 3.9.8-JeR parisc64)
=================================================================
                        System Settings
=================================================================
System uname: Linux-3.9.8-JeR-parisc64-PA8800_-Mako-with-gentoo-2.2
KiB Mem:     2048232 total,     74048 free
KiB Swap:    2101676 total,   2101184 free
Timestamp of tree: Sat, 29 Jun 2013 15:15:01 +0000
ld GNU ld (GNU Binutils) 2.23.1
distcc 3.1 hppa2.0-unknown-linux-gnu [enabled]
ccache version 3.1.9 [disabled]
app-shells/bash:          4.2_p45
dev-lang/python:          2.5.4-r5, 2.6.8-r1, 2.7.3-r3, 3.1.5-r1, 3.2.3-r2
dev-util/ccache:          3.1.9
dev-util/cmake:           2.8.11.1
sys-apps/baselayout:      2.2
sys-apps/openrc:          0.11.8
sys-apps/sandbox:         2.6-r1
sys-devel/autoconf:       2.13, 2.69
sys-devel/automake:       1.9.6-r3, 1.11.6, 1.12.6
sys-devel/binutils:       2.22-r1, 2.23.1
sys-devel/gcc:            4.6.3, 4.7.2-r1, 4.7.3
sys-devel/gcc-config:     1.7.3
sys-devel/libtool:        2.4-r1
sys-devel/make:           3.82-r4
sys-kernel/linux-headers: 3.7 (virtual/os-headers)
sys-libs/glibc:           2.17
Repositories: gentoo JeR
ACCEPT_KEYWORDS="hppa"
ACCEPT_LICENSE="* -@EULA"
CBUILD="hppa2.0-unknown-linux-gnu"
CFLAGS="-mschedule=8000 -march=2.0 -ggdb -pipe -Wall -O2 -Wno-comment"
CHOST="hppa2.0-unknown-linux-gnu"
CONFIG_PROTECT="/etc /usr/lib/distcc/bin /usr/lib/python2.5/site-packages/buildbot/status/web /usr/lib/python2.6/site-packages/buildbot/status/web /usr/lib/python2.7/site-packages/buildbot/status/web /usr/share/easy-rsa /usr/share/gnupg/qualified.txt /var/bind /var/www/localhost/htdocs/wordpress/wp-config.php"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5.3/ext-active/ /etc/php/apache2-php5.4/ext-active/ /etc/php/cgi-php5.3/ext-active/ /etc/php/cgi-php5.4/ext-active/ /etc/php/cli-php5.3/ext-active/ /etc/php/cli-php5.4/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-mschedule=8000 -march=2.0 -ggdb -pipe -Wall -O2"
DISTDIR="/world/distfiles"
EMERGE_DEFAULT_OPTS="--quiet-build=n"
FCFLAGS=""
FEATURES="assume-digests binpkg-logs buildpkg config-protect-if-modified distcc distlocks ebuild-locks fixlafiles merge-sync metadata-transfer news notitles parallel-fetch preserve-libs protect-owned sandbox sfperms splitdebug strict test test-fail-continue unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox xattr"
FFLAGS="-mschedule=8000 -march=2.0 -ggdb -pipe -Wall -O2"
GENTOO_MIRRORS="ftp://ftp.snt.utwente.nl/gentoo ftp://gentoo.imj.fr/pub/gentoo/ ftp://mirror.netcologne.de/gentoo/ ftp://mirror.netcologne.de/gentoo/ ftp://91.121.124.139/gentoo-distfiles/"
LANG="en_GB.utf8"
LC_ALL="C"
LDFLAGS="-Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed"
MAKEOPTS="-j6"
PKGDIR="/keeps/gentoo/packages/karsten"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/world/gentoo/portage"
PORTDIR_OVERLAY="/keeps/gentoo/local"
SYNC="rsync://rsync.nl.gentoo.org/gentoo-portage"
USE="256-color X acl amr apng bash-completion bzip2 canberra cli coverage cracklib crypt cups custom-cflags cxx dirac directfb dri exif fbcon filecaps firefox firmware foomaticdb fortran frontend-optional gdbm geoip glep gpm gsm gstreamer gtk gudev hppa hwdb iconv idn imlib ipv6 jpeg kmod ladspa launch-frontend libcaca libcanberra libwww lua lzo mad mng mod modplug modules mp3 mudflap multislot ncurses netlink nls nptl openmp pam pcre php pkcs11 png pnm python qt quvi readline regression-test rtmp samba schroedinger session smi speex spell sqlite ssl tcl tcpd test tga theora threads tk truetype unicode v4l vim-syntax vorbis vpx wcwidth x264 xattr xcb xft xml2 xvfb xvid zlib" ALSA_CARDS="ad1889 usb-audio" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CURL_SSL="nss" DRACUT_MODULES="nfs syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" INPUT_DEVICES="evdev joystick keyboard mouse acecad aiptek calcomp citron digitaledge dmc dynapro elo2300 elographics fpit hyperpen jamstudio magellan microtouch mutouch palmax penmount spaceorb summa tek4957 tslib ur98 void" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="en nl he" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-3" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_5 python2_6 python2_7 python3_1 python3_2" RUBY_TARGETS="ruby18 ruby19" USERLAND="GNU" VIDEO_CARDS="stifb dummy" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
USE_PYTHON="2.5 2.6 2.7 3.1 3.2"
Unset:  CPPFLAGS, CTARGET, INSTALL_MASK, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS

=================================================================
                        Package Settings
=================================================================

net-analyzer/ettercap-0.7.6 was built with the following:
USE="gtk ipv6 ncurses plugins ssl"
CFLAGS="-mschedule=8000 -march=2.0 -ggdb -pipe -Wall -O2 -Wno-comment -DDEBUG"
CXXFLAGS="-mschedule=8000 -march=2.0 -ggdb -pipe -Wall -O2 -DDEBUG"

[Comment 1 Jeroen Roovers (RETIRED) 2013-08-21 15:48:23 UTC]

Created attachment 356606 [details]
gdb output for ettercap -G after executing the steps described earlier

[Comment 2 Jeroen Roovers (RETIRED) 2013-08-26 15:54:55 UTC]

HPPA keywording dropped.