phosphor screensaver crashes randomly with error message 'segfault at 1 ip b7ce0bc1 sp bfd9ec48 error 4 in libc-2.6.1.so[b7c83000+12a000]'. this started after upgrade from x11-misc/xscreensaver-5.05 to 5.07. Reproducible: Sometimes Steps to Reproduce: 1. emerge x11-misc/xscreensaver-5.07 2. lock screen in an X session 3. wait Actual Results: a blank screen observed after crash. session is still locked and it's functionality does not appear to be affected. # grep phosphor /var/log/messages Jan 1 14:14:44 src@alerik phosphor[19786]: segfault at 1 ip b7d25bc1 sp bfee3d08 error 4 in libc-2.6.1.so[b7cc8000+12a000] Jan 5 23:50:03 src@alerik phosphor[30175]: segfault at 1 ip b7d12bc1 sp bf8cfef8 error 4 in libc-2.6.1.so[b7cb5000+12a000] Jan 7 00:39:03 src@alerik phosphor[4861]: segfault at 1 ip b7c85bc1 sp bfc43a68 error 4 in libc-2.6.1.so[b7c28000+12a000] Jan 8 19:20:43 src@alerik phosphor[7458]: segfault at 1 ip b7c78bc1 sp bf9367d8 error 4 in libc-2.6.1.so[b7c1b000+12a000] Jan 10 08:05:20 src@alerik phosphor[4361]: segfault at 1 ip b7d09bc1 sp bfec7568 error 4 in libc-2.6.1.so[b7cac000+12a000] Jan 12 02:32:19 src@alerik phosphor[21371]: segfault at 1 ip b7cecbc1 sp bf8a8758 error 4 in libc-2.6.1.so[b7c8f000+12a000] Jan 12 18:49:22 src@alerik phosphor[14265]: segfault at 1 ip b7cc0bc1 sp bf87e728 error 4 in libc-2.6.1.so[b7c63000+12a000] Jan 14 10:47:39 src@alerik phosphor[15722]: segfault at 1 ip b7ce0bc1 sp bfd9ec48 error 4 in libc-2.6.1.so[b7c83000+12a000] Jan 15 05:43:15 src@alerik phosphor[5644]: segfault at 1 ip b7cbfbc1 sp bff7d628 error 4 in libc-2.6.1.so[b7c62000+12a000] Jan 17 12:50:38 src@alerik phosphor[523]: segfault at 1 ip b7c5abc1 sp bfa168b8 error 4 in libc-2.6.1.so[b7bfd000+12a000] Jan 18 14:18:08 src@alerik phosphor[19817]: segfault at 1 ip b7cfbbc1 sp bfdb7468 error 4 in libc-2.6.1.so[b7c9e000+12a000] Jan 22 09:18:28 src@alerik phosphor[2818]: segfault at 1 ip b7d00bc1 sp bfabc968 error 4 in libc-2.6.1.so[b7ca3000+12a000] Jan 23 17:52:55 src@alerik phosphor[23558]: segfault at 1 ip b7c89bc1 sp bfc47ad8 error 4 in libc-2.6.1.so[b7c2c000+12a000] Jan 26 08:06:56 src@alerik phosphor[25779]: segfault at 1 ip b7d22bc1 sp bfee0578 error 4 in libc-2.6.1.so[b7cc5000+12a000] Expected Results: screensaver running until session is unlocked. Portage 2.1.6.4 (default/linux/x86/2008.0/desktop, gcc-4.1.2, glibc-2.6.1-r0, 2.6.28-gentoo-r1-ns i686) ================================================================= System uname: Linux-2.6.28-gentoo-r1-ns-i686-AMD_Athlon-tm-_64_X2_Dual_Core_Processor_3800+-with-glibc2.0 Timestamp of tree: Sat, 24 Jan 2009 07:45:01 +0000 ccache version 2.4 [enabled] app-shells/bash: 3.2_p39 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, 2.63 sys-devel/automake: 1.4_p6, 1.5, 1.7.9-r1, 1.8.5-r3, 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: 2.6.27-r2 ACCEPT_KEYWORDS="x86" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -march=k8 -pipe -fomit-frame-pointer" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/share/config" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/php/apache2-php5/ext-active/ /etc/php/cgi-php5/ext-active/ /etc/php/cli-php5/ext-active/ /etc/revdep-rebuild /etc/terminfo /etc/texmf/web2c /etc/udev/rules.d /usr/share/X11/xkb" CXXFLAGS="-O2 -march=k8 -pipe -fomit-frame-pointer" DISTDIR="/var/lib/portage/distfiles" EMERGE_DEFAULT_OPTS="--jobs 2 --load-average 4" FEATURES="ccache collision-protect distlocks fixpackages parallel-fetch protect-owned sandbox sfperms strict unmerge-orphans userfetch userpriv usersandbox" GENTOO_MIRRORS="http://distro.ibiblio.org/pub/linux/distributions/gentoo/ http://gentoo.mirrors.tera-byte.com/ http://gentoo.arcticnetwork.ca/source/" LANG="en_CA.utf8" LDFLAGS="-Wl,-O1" LINGUAS="en" MAKEOPTS="-j -l 3" 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.namerica.gentoo.org/gentoo-portage" USE="3dnow 3dnowext X a52 aac aalib acl acpi alsa amarok amr apache2 arts artswrappersuid asf audiofile bash-completion berkdb blas bluetooth branding bzip2 cairo caps cddb cdparanoia cdr cdrom chardet cli colordiff cracklib crypt css cups curl dbus device-mapper dga directfb divx divx4linux djvu dri dts dv dvb dvd dvdnav dvdr dvdread eds emboss emovix enca encode exif exiv2 fam fbcon ffmpeg fftw firefox flac foomaticdb fortran ftp gd gdbm geoip gif gimp gimpprint ginac glibc-compat20 glut gnokii gphoto2 gpm gs gstreamer gtk gtk2 hal iconv id3 id3tag idn ieee1394 imagemagick imap imlib isdnlog ivtv java javascript jfs jpeg jpeg2k kde kdeenablefinal kdehiddenvisibility kipi lapack lash latex lcms lesstif libcaca libedit libnotify libwww lm_sensors logrotate logwatch lzo mad math matroska mbox md5sum memlimit midi mikmod mime mjpeg mmap mmx mmxext mng mozilla mozsvg mp2 mp3 mp4 mpeg mpeg2 mplayer mpm-prefork mudflap musepack musicbrainz mysql na_dd na_icons nas ncurses network nls nocd npp nptl nsplugin nvidia offensive ofx ogg openal opengl openmp osc pam pch pcre pdf perl png pnm posix ppds pppd print python qt3 qt3support qt4 quicktime radio rar readline reflection reiserfs rle rrdcgi scanner sdl session sharedmem shorten slang sndfile sockets sox speex spell spl srt sse sse2 ssl startup-notification svg svga sysfs tcpd tetex theora threads threadsafe tiff truetype tv_check unicode usb v4l v4l2 vcd vdr vidix vim vim-pager vim-syntax vim-with-x visualization vorbis win32codecs wma wmf wmp wordperfect x264 x86 xanim xcomposite xine xml xorg xosd xprint xscreensaver xulrunner xv xvid xvmc 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 auth_digest authn_anon authn_dbd 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 dbd deflate dir disk_cache env expires ext_filter file_cache filter headers ident imagemap include info log_config logio mem_cache mime mime_magic negotiation proxy proxy_ajp proxy_balancer proxy_connect proxy_http rewrite setenvif so speling status unique_id userdir usertrack vhost_alias" ELIBC="glibc" INPUT_DEVICES="keyboard mouse" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en" USERLAND="GNU" VIDEO_CARDS="nvidia vesa fbdev" Unset: CPPFLAGS, CTARGET, FFLAGS, INSTALL_MASK, LC_ALL, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS
I'm sure there's a random element in there somewhere, but I am also sure that the crashes aren't random.
fixed, snatched patch from fedora
