hi, i always get the following crash on closing firefox/thunderbird: Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 0xb60b2710 (LWP 16389)] 0xb5708330 in ?? () (gdb) bt #0 0xb5708330 in ?? () #1 0xb76e3606 in XCloseDisplay () from /usr/lib/libX11.so.6 #2 0xb79d1d6e in ?? () from /usr/lib/libgdk-x11-2.0.so.0 #3 0xb5d34800 in ?? () #4 0x0806f8a8 in __umoddi3@plt () #5 0x00000000 in ?? () i'm having gtk+, libX11 and glib compiled with debug-symbols. system: asus eee pc 1000h, intel gma, latest ~x86 xorg-x11 installed on my desktop-system it does not happen with similar config (also with latest xorg-x11 etc., nvidia graphic card though, amd64). emerge info: Portage 2.2_rc20 (default/linux/x86/2008.0, gcc-4.3.2, glibc-2.9_p20081201-r0, 2.6.28eee i686) ================================================================= System uname: Linux-2.6.28eee-i686-Intel-R-_Atom-TM-_CPU_N270_@_1.60GHz-with-glibc2.0 Timestamp of tree: Wed, 31 Dec 2008 10:45:01 +0000 ccache version 2.4 [enabled] app-shells/bash: 3.2_p33 dev-java/java-config: 1.3.7-r1, 2.1.6-r1 dev-lang/python: 2.5.2-r7 dev-util/ccache: 2.4-r7 dev-util/cmake: 2.4.6-r1 sys-apps/baselayout: 1.12.11.1 sys-apps/sandbox: 1.2.18.1-r2 sys-devel/autoconf: 2.13, 2.61-r2 sys-devel/automake: 1.7.9-r1, 1.9.6-r2, 1.10.2 sys-devel/binutils: 2.18-r3 sys-devel/gcc-config: 1.4.0-r4 sys-devel/libtool: 1.5.26 virtual/os-headers: 2.6.23-r3 ACCEPT_KEYWORDS="x86" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -march=native -pipe" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/revdep-rebuild /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c /etc/udev/rules.d" CXXFLAGS="-O2 -march=native -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="ccache distlocks fixpackages parallel-fetch preserve-libs protect-owned sandbox sfperms strict unmerge-orphans userfetch" GENTOO_MIRRORS="http://distfiles.gentoo.org http://distro.ibiblio.org/pub/linux/distributions/gentoo" LANG="de_DE.UTF-8" LDFLAGS="-Wl,-O1" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" 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="/usr/local/portage" SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage" USE="X acl acpi acpid alsa battery berkdb bluetooth bzip2 cli cpufreq cracklib crypt cups dbus device-mapper dri exif exiv ffmpeg fortran gdbm gif gimp gpm gtk hal iconv ipv6 isdnlog jpeg jpeg2 laptop latex midi mmx mmxext mudflap ncurses nls nptl nptlonly nsplugin ntp openmp pam pcre pdf perl png pppd python raw readline reflection session spl sse sse2 ssl ssse3 startup-notification sysfs tcpd tiff unicode x86 xfce xorg xscreensaver xulrunner zlib" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1 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 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" ELIBC="glibc" INPUT_DEVICES="synaptics mouse keyboard evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" USERLAND="GNU" VIDEO_CARDS="i810 vga intel" Unset: CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK, LC_ALL, LINGUAS, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
firefox 3.1b3pre and thunderbird 3.0b2pre do not have this problem anymore... so i'll close this.