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Bug 643706

Summary: net-irc/znc-1.6.5: znc --makepem segfault
Product: Gentoo Linux Reporter: OzTiram <oz.tiram>
Component: Current packagesAssignee: Gentoo Linux bug wranglers <bug-wranglers>
Status: RESOLVED NEEDINFO    
Severity: normal CC: jstein
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard:
Package list:
Runtime testing required: ---
Attachments: build.log.xz

Description OzTiram 2018-01-06 14:38:08 UTC
I have just compiled znc in the version above, and to my surprise I got the following segmentation fault.

 $  znc --makepem
[ .. ] Writing Pem file [/home/xxxx/.znc/znc.pem]...
*** Error in `znc': double free or corruption (!prev): 0x00000000018215a0 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x77a4b)[0x7fbafee9fa4b]
/lib64/libc.so.6(+0x7f6be)[0x7fbafeea76be]
/lib64/libc.so.6(+0x7ffa6)[0x7fbafeea7fa6]
/usr/lib64/libcrypto.so.1.0.0(CRYPTO_free+0x1d)[0x7fbb0046190d]
/usr/lib64/libcrypto.so.1.0.0(+0x1310a4)[0x7fbb0040c0a4]
/usr/lib64/libcrypto.so.1.0.0(+0x1315cd)[0x7fbb0040c5cd]
/usr/lib64/libcrypto.so.1.0.0(ASN1_item_ex_i2d+0x1f3)[0x7fbb004116a3]
/usr/lib64/libcrypto.so.1.0.0(+0x136a5d)[0x7fbb00411a5d]
/usr/lib64/libcrypto.so.1.0.0(ASN1_item_dup+0x36)[0x7fbb00407506]
/usr/lib64/libcrypto.so.1.0.0(X509_NAME_set+0x11)[0x7fbb0040c8b1]
znc(_ZN6CUtils12GenerateCertEP8_IO_FILERK7CString+0x24c)[0x54f86c]
znc(_ZN4CZNC12WritePemFileEv+0x117)[0x49da07]
znc(main+0xf2d)[0x474fbd]
/lib64/libc.so.6(__libc_start_main+0xf1)[0x7fbafee48521]
znc(_start+0x2a)[0x476eca]
======= Memory map: ========
00400000-00634000 r-xp 00000000 08:02 1601412                            /usr/bin/znc
00834000-00835000 r--p 00234000 08:02 1601412                            /usr/bin/znc
00835000-00836000 rw-p 00235000 08:02 1601412                            /usr/bin/znc
00836000-00837000 rw-p 00000000 00:00 0 
017f2000-01824000 rw-p 00000000 00:00 0                                  [heap]
7fbaf4000000-7fbaf4021000 rw-p 00000000 00:00 0 
7fbaf4021000-7fbaf8000000 ---p 00000000 00:00 0 
7fbafbb04000-7fbafd326000 rw-p 00000000 00:00 0 
7fbafd326000-7fbafec27000 r-xp 00000000 08:02 1992116                    /usr/lib64/libicudata.so.58.2
7fbafec27000-7fbafee26000 ---p 01901000 08:02 1992116                    /usr/lib64/libicudata.so.58.2
7fbafee26000-7fbafee27000 r--p 01900000 08:02 1992116                    /usr/lib64/libicudata.so.58.2
7fbafee27000-7fbafee28000 rw-p 01901000 08:02 1992116                    /usr/lib64/libicudata.so.58.2
7fbafee28000-7fbafefd0000 r-xp 00000000 08:02 1341086                    /lib64/libc-2.25.so
7fbafefd0000-7fbaff1cf000 ---p 001a8000 08:02 1341086                    /lib64/libc-2.25.so
7fbaff1cf000-7fbaff1d3000 r--p 001a7000 08:02 1341086                    /lib64/libc-2.25.so
7fbaff1d3000-7fbaff1d5000 rw-p 001ab000 08:02 1341086                    /lib64/libc-2.25.so
7fbaff1d5000-7fbaff1d9000 rw-p 00000000 00:00 0 
7fbaff1d9000-7fbaff1f3000 r-xp 00000000 08:02 1368582                    /lib64/libpthread-2.25.so
7fbaff1f3000-7fbaff3f3000 ---p 0001a000 08:02 1368582                    /lib64/libpthread-2.25.so
7fbaff3f3000-7fbaff3f4000 r--p 0001a000 08:02 1368582                    /lib64/libpthread-2.25.so
7fbaff3f4000-7fbaff3f5000 rw-p 0001b000 08:02 1368582                    /lib64/libpthread-2.25.so
7fbaff3f5000-7fbaff3f9000 rw-p 00000000 00:00 0 
7fbaff3f9000-7fbaff40e000 r-xp 00000000 08:02 1817037                    /usr/lib64/gcc/x86_64-pc-linux-gnu/6.4.0/libgcc_s.so.1
7fbaff40e000-7fbaff60e000 ---p 00015000 08:02 1817037                    /usr/lib64/gcc/x86_64-pc-linux-gnu/6.4.0/libgcc_s.so.1
7fbaff60e000-7fbaff60f000 r--p 00015000 08:02 1817037                    /usr/lib64/gcc/x86_64-pc-linux-gnu/6.4.0/libgcc_s.so.1
7fbaff60f000-7fbaff610000 rw-p 00016000 08:02 1817037                    /usr/lib64/gcc/x86_64-pc-linux-gnu/6.4.0/libgcc_s.so.1
7fbaff610000-7fbaff717000 r-xp 00000000 08:02 1368566                    /lib64/libm-2.25.so
7fbaff717000-7fbaff916000 ---p 00107000 08:02 1368566                    /lib64/libm-2.25.so
7fbaff916000-7fbaff917000 r--p 00106000 08:02 1368566                    /lib64/libm-2.25.so
7fbaff917000-7fbaff918000 rw-p 00107000 08:02 1368566                    /lib64/libm-2.25.so
7fbaff918000-7fbaffb06000 r-xp 00000000 08:02 1818090                    /usr/lib64/gcc/x86_64-pc-linux-gnu/6.4.0/libstdc++.so.6.0.22
7fbaffb06000-7fbaffd06000 ---p 001ee000 08:02 1818090                    /usr/lib64/gcc/x86_64-pc-linux-gnu/6.4.0/libstdc++.so.6.0.22
7fbaffd06000-7fbaffd13000 r--p 001ee000 08:02 1818090                    /usr/lib64/gcc/x86_64-pc-linux-gnu/6.4.0/libstdc++.so.6.0.22
7fbaffd13000-7fbaffd17000 rw-p 001fb000 08:02 1818090                    /usr/lib64/gcc/x86_64-pc-linux-gnu/6.4.0/libstdc++.so.6.0.22
7fbaffd17000-7fbaffd1a000 rw-p 00000000 00:00 0 
7fbaffd1a000-7fbaffeb0000 r-xp 00000000 08:02 1992122                    /usr/lib64/libicuuc.so.58.2
7fbaffeb0000-7fbb000b0000 ---p 00196000 08:02 1992122                    /usr/lib64/libicuuc.so.58.2
7fbb000b0000-7fbb000c2000 r--p 00196000 08:02 1992122                    /usr/lib64/libicuuc.so.58.2
7fbb000c2000-7fbb000c3000 rw-p 001a8000 08:02 1992122                    /usr/lib64/libicuuc.so.58.2
7fbb000c3000-7fbb000c4000 rw-p 00000000 00:00 0 
7fbb000c4000-7fbb000da000 r-xp 00000000 08:02 1851921                    /lib64/libz.so.1.2.11
7fbb000da000-7fbb002d9000 ---p 00016000 08:02 1851921                    /lib64/libz.so.1.2.11
7fbb002d9000-7fbb002da000 r--p 00015000 08:02 1851921                    /lib64/libz.so.1.2.11
7fbb002da000-7fbb002db000 rw-p 00016000 08:02 1851921                    /lib64/libz.so.1.2.11
7fbb002db000-7fbb004ef000 r-xp 00000000 08:02 1959565                    /usr/lib64/libcrypto.so.1.0.0
7fbb004ef000-7fbb006ee000 ---p 00214000 08:02 1959565                    /usr/lib64/libcrypto.so.1.0.0
7fbb006ee000-7fbb0070a000 r--p 00213000 08:02 1959565                    /usr/lib64/libcrypto.so.1.0.0
7fbb0070a000-7fbb00716000 rw-p 0022f000 08:02 1959565                    /usr/lib64/libcrypto.so.1.0.0
7fbb00716000-7fbb00719000 rw-p 00000000 00:00 0 
7fbb00719000-7fbb0077d000 r-xp 00000000 08:02 1959620                    /usr/lib64/libssl.so.1.0.0
7fbb0077d000-7fbb0097d000 ---p 00064000 08:02 1959620                    /usr/lib64/libssl.so.1.0.0
7fbb0097d000-7fbb00981000 r--p 00064000 08:02 1959620                    /usr/lib64/libssl.so.1.0.0
7fbb00981000-7fbb00988000 rw-p 00068000 08:02 1959620                    /usr/lib64/libssl.so.1.0.0
7fbb00988000-7fbb0098b000 r-xp 00000000 08:02 1372909                    /lib64/libdl-2.25.so
7fbb0098b000-7fbb00b8a000 ---p 00003000 08:02 1372909                    /lib64/libdl-2.25.so
7fbb00b8a000-7fbb00b8b000 r--p 00002000 08:02 1372909                    /lib64/libdl-2.25.so
7fbb00b8b000-7fbb00b8c000 rw-p 00003000 08:02 1372909                    /lib64/libdl-2.25.so
7fbb00b8c000-7fbb00baf000 r-xp 00000000 08:02 1341078                    /lib64/ld-2.25.so
7fbb00d84000-7fbb00d8b000 rw-p 00000000 00:00 0 
7fbb00dac000-7fbb00daf000 rw-p 00000000 00:00 0 
7fbb00daf000-7fbb00db0000 r--p 00023000 08:02 1341078                    /lib64/ld-2.25.so
7fbb00db0000-7fbb00db1000 rw-p 00024000 08:02 1341078                    /lib64/ld-2.25.so
7fbb00db1000-7fbb00db2000 rw-p 00000000 00:00 0 
7ffe0f270000-7ffe0f292000 rw-p 00000000 00:00 0                          [stack]
7ffe0f31f000-7ffe0f321000 r--p 00000000 00:00 0                          [vvar]
7ffe0f321000-7ffe0f323000 r-xp 00000000 00:00 0                          [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0                  [vsyscall]
Aborted

my current openssl version is:

dev-libs/openssl-1.0.2n

Downgrading to znc-1.6.3-r1 does not solve the issue...
Comment 1 Jonas Stein gentoo-dev 2018-01-06 21:48:12 UTC
Thank you for the report. Please recompile and *attach* the logfiles,
https://wiki.gentoo.org/wiki/Attach_the_logs_to_the_bug_ticket
and reopen this ticket (Status:unconfirmed).
Comment 2 OzTiram 2018-01-08 07:50:15 UTC
emerge --info
Portage 2.3.13 (python 3.5.4-final-0, default/linux/amd64/17.0/desktop, gcc-6.4.0, glibc-2.25-r9, 4.9.75-gentoo x86_64)
=================================================================
System uname: Linux-4.9.75-gentoo-x86_64-Intel-R-_Core-TM-_i5-4200U_CPU_@_1.60GHz-with-gentoo-2.4.1
KiB Mem:     8090172 total,   3104040 free
KiB Swap:    3327996 total,   3327996 free
Timestamp of repository gentoo: Mon, 08 Jan 2018 07:00:01 +0000
Head commit of repository gentoo: c67d352a8c45447fadc7d3a2df83c3ba0b55bc17
Head commit of repository mate-de-gentoo: bf126a8b02ac20ae85e6710614c1825e3afaab20

sh bash 4.3_p48-r1
ld GNU ld (Gentoo 2.29.1 p3) 2.29.1
app-shells/bash:          4.3_p48-r1::gentoo
dev-java/java-config:     2.2.0-r3::gentoo
dev-lang/perl:            5.24.3::gentoo
dev-lang/python:          2.7.14-r1::gentoo, 3.4.5-r1::gentoo, 3.5.4-r1::gentoo, 3.6.3-r1::gentoo
dev-util/cmake:           3.9.6::gentoo
dev-util/pkgconfig:       0.29.2::gentoo
sys-apps/baselayout:      2.4.1-r2::gentoo
sys-apps/openrc:          0.34.11::gentoo
sys-apps/sandbox:         2.10-r4::gentoo
sys-devel/autoconf:       2.13::gentoo, 2.69::gentoo
sys-devel/automake:       1.11.6-r2::gentoo, 1.15.1-r1::gentoo
sys-devel/binutils:       2.29.1-r1::gentoo
sys-devel/gcc:            6.4.0::gentoo
sys-devel/gcc-config:     1.8-r1::gentoo
sys-devel/libtool:        2.4.6-r3::gentoo
sys-devel/make:           4.2.1::gentoo
sys-kernel/linux-headers: 4.4::gentoo (virtual/os-headers)
sys-libs/glibc:           2.25-r9::gentoo
Repositories:

gentoo
    location: /usr/portage
    sync-type: rsync
    sync-uri: rsync://rsync.gentoo.org/gentoo-portage
    priority: -1000
    sync-rsync-extra-opts: 

mate-de-gentoo
    location: /var/db/repos/gentoo-mate
    sync-type: git
    sync-uri: https://github.com/oz123/mate-de-gentoo.git
    masters: gentoo

ACCEPT_KEYWORDS="amd64"
ACCEPT_LICENSE="* -@EULA"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe -march=haswell"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /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="-O2 -pipe -march=haswell"
DISTDIR="/usr/portage/distfiles"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs binpkg-multi-instance buildpkg config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync multilib-strict news parallel-fetch preserve-libs protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://ftp-stud.hs-esslingen.de/pub/Mirrors/gentoo/"
LANG="en_US.utf8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
MAKEOPTS="-j4"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_TMPDIR="/var/tmp"
USE="X a52 aac acl acpi alsa amd64 berkdb bluetooth branding bzip2 cairo cdda cdr cli consolekit crypt cups cxx dbus dri dts dvd dvdr emboss encode exif fam firefox flac fortran gdbm gif glamor gpm gtk gtk3 iconv icu ipv6 jpeg lcms ldap libnotify mad mmx mng modules mp3 mp4 mpeg multilib ncurses nls nptl ogg opengl openmp pam pango pcre pdf png policykit ppds pulseaudio qt3support readline sdl seccomp spell sse sse2 ssl startup-notification svg tcpd tiff truetype udev udisks unicode upower usb vorbis wxwidgets x264 xattr xcb xml xv xvid zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" 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" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="mmx mmxext sse sse2" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="emu efi-32 efi-64 pc" INPUT_DEVICES="mouse keyboard evdev synaptics" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-6 php7-0" POSTGRES_TARGETS="postgres9_5" PYTHON_SINGLE_TARGET="python3_5" PYTHON_TARGETS="python2_7 python3_4 python3_5" RUBY_TARGETS="ruby24" USERLAND="GNU" VIDEO_CARDS="amdgpu fbdev intel nouveau radeon radeonsi vesa dummy v4l" 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"
Unset:  CC, CPPFLAGS, CTARGET, CXX, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LC_ALL, LINGUAS, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
Comment 3 OzTiram 2018-01-08 07:50:55 UTC
=================================================================
                        Package Settings
=================================================================

net-irc/znc-1.6.5::gentoo was built with the following:
USE="debug icu ipv6 ssl zlib -daemon -libressl -perl -python -sasl -tcl -test" ABI_X86="(64)" PYTHON_SINGLE_TARGET="python3_5 -python3_4 -python3_6" PYTHON_TARGETS="python3_4 python3_5 -python3_6"
Comment 4 OzTiram 2018-01-08 07:52:53 UTC
Created attachment 513748 [details]
build.log.xz

build log