With debug USE flag enabled, htop will seg fault. GDB output: (gdb) run Starting program: /usr/bin/htop Program received signal SIGSEGV, Segmentation fault. 0x0000031f27336059 in ?? () Reproducible: Always Portage 2.1.10.39 (hardened/linux/amd64, gcc-4.5.3, glibc-2.14.1-r1, 3.0.4-hardened-r4 x86_64) ================================================================= System uname: Linux-3.0.4-hardened-r4-x86_64-Intel-R-_Xeon-R-_CPU_L5609_@_1.87GHz-with-gentoo-2.1 Timestamp of tree: Tue, 06 Dec 2011 15:30:01 +0000 distcc 3.1 x86_64-pc-linux-gnu [disabled] app-shells/bash: 4.2_p20 dev-java/java-config: 2.1.11-r3 dev-lang/python: 2.6.7-r2, 2.7.2-r3, 3.1.4-r3, 3.2.2 dev-util/cmake: 2.8.5-r2 dev-util/pkgconfig: 0.26 sys-apps/baselayout: 2.1 sys-apps/openrc: 0.9.4 sys-apps/sandbox: 2.5 sys-devel/autoconf: 2.68 sys-devel/automake: 1.11.1-r1 sys-devel/binutils: 2.22 sys-devel/gcc: 4.4.5, 4.5.3-r1 sys-devel/gcc-config: 1.5-r2 sys-devel/libtool: 2.4.2 sys-devel/make: 3.82-r3 sys-kernel/linux-headers: 2.6.39 (virtual/os-headers) sys-libs/glibc: 2.14.1-r1 Repositories: gentoo webapp-experimental zugaina wschlich-testing wschlich arcon ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="*" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -pipe -march=core2 -mtune=core2" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5.3/ext-active/ /etc/php/cgi-php5.3/ext-active/ /etc/php/cli-php5.3/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo" CXXFLAGS="-O2 -pipe -march=core2 -mtune=core2" DISTDIR="/var/cache/http-replicator" FEATURES="assume-digests binpkg-logs distlocks ebuild-locks fixlafiles metadata-transfer news parallel-fetch protect-owned sandbox sfperms splitdebug strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox" FFLAGS="" GENTOO_MIRRORS="http://gentoo.netnitco.net http://gentoo.wetzlmayr.com/ http://www.cyberuse.com/gentoo/ http://gentoo.mirrors.tds.net/gentoo http://mirror.csclub.uwaterloo.ca/gentoo-distfiles/ http://gentoo.arcticnetwork.ca/ http://gentoo.mirrors.tera-byte.com/ http://gentoo.osuosl.org/ http://chi-10g-1-mirror.fastsoft.net/pub/linux/gentoo/gentoo-distfiles/ http://mirror.usu.edu/mirrors/gentoo/" LDFLAGS="-Wl,-O1 -Wl,--as-needed" LINGUAS="en_US en" MAKEOPTS="-j16" PKGDIR="/usr/portage/packages" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/var/lib/layman/webapps-experimental /var/lib/layman/zugaina /var/lib/layman/wschlich-testing /var/lib/layman/wschlich /var/lib/layman/arcon" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="aac acl acpi amd64 apache2 archive bacula-console bash-completion berkdb bzip2 caps cgi cli command-args cracklib crypt cxx dbus debug device-mapper faac fam ffmpeg flac ftp fuse gd gdbm gdu git gmp gnutls gpm hal hardened http icecast iconv ipv6 iscsi ithreads jabber java java6 jpeg json justify kvm lame ldap libnotify libsysfs lighttpd logrotate logwatch lvm lzma lzo mercurial mmx mmxext modules mp3 mpeg mudflap multilib mysql mysqli nagios-dns nagios-ping nagios-ssh ncurses network nptl nptlonly offensive ogg openipmi openmp openssl overlays pam parted pax_kernel pcre php png postgres ppds pppd qemu qt-faststart readline rrdtool secure-delete session smp snmp sockets socks speex sse sse2 sse3 ssl ssse3 stlport subversion svg sysfs tcpd test theora threads tiff tools udev unicode ups urandom utils vhosts vim-syntax vorbis vpx x264 xattr xml xmlrpc xorg xsl xvfb zip zlib zsh-completion" 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" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="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 stage tables krita karbon braindump" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap 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="keyboard mouse evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en_US en" PHP_TARGETS="php5-3" RUBY_TARGETS="ruby18" USERLAND="GNU" VIDEO_CARDS="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" Unset: CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
I can't reproduce that. The backtrace is a bit short too.
This is occurring for me on multiple systems, all ~amd64 and hardened/linux/amd64 profile.
The debug useflag has now been removed as it still/again causes more trouble than any benefit.
