when trying to re-emerge portage-2.0.49-r3 on hardened gentoo system with kernel 2.4.20-hardened-r4 it gives me a segmenation fault in merge stage: >>> /usr/lib/portage/bin/regenworld.sh >>> /usr/lib/portage/bin/repoman >>> /usr/lib/portage/bin/xpak Segmentation fault This is only in case when a python-selinux module is installed if I unmerge that python-selinux and try emerge portage --nodeps portage is emerged with some strange errors Recalculating the counter... Counter updated successfully. >>> Clearing invalid entries in dependancy cache...grep: Invalid regular expression wc: write error: Broken pipe wc: write error: Broken pipe .... wc: write error: Broken pipe wc: write error: Broken pipe ...done! >>> Regenerating /etc/ld.so.cache... >>> sys-apps/portage-2.0.49-r3 merged. but in case when python-selinux is not installed and I issue a ACCEPT_KEYWORDS='~x86' emerge portage which emerge python-selinux module first and then portage itself all works as expected without errors Reproducible: Always Steps to Reproduce: 1. 2. 3. Portage 2.0.49-r3 (selinux-x86-1.4, gcc-3.2.3, glibc-2.3.2-r1, 2.4.20-hardened-r4) ================================================================= System uname: 2.4.20-hardened-r4 i686 Pentium II (Deschutes) distcc 2.10 i686-pc-linux-gnu (protocols 1 and 2) (default port 3632) [enabled] ACCEPT_KEYWORDS="x86" AUTOCLEAN="yes" CFLAGS="-march=pentium2 -O3 -pipe" CHOST="i686-pc-linux-gnu" COMPILER="gcc3" CONFIG_PROTECT="/etc /var/qmail/control /usr/share/config /usr/kde/2/share/config /usr/kde/3/share/config" CONFIG_PROTECT_MASK="/etc/gconf /etc/env.d" CXXFLAGS="-march=pentium2 -O3 -pipe" DISTDIR="/usr/portage/distfiles" FEATURES="sandbox ccache autoaddcvs loadpolicy distcc" GENTOO_MIRRORS="http://gentoo/ http://gentoo.oregonstate.edu http://www.ibiblio.org/pub/Linux/distributions/gentoo" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="" SYNC="rsync://linora.flavia.com/gentoo-portage" USE="x86 crypt ncurses selinux zlib berkdb readline tcpd pam ssl perl python -X -gtk -gnome -kde -alsa nls gdbm"
i am unable to reproduce this you can disable the selinux module either by unmerging python-selinux or just deleting /usr/lib/python2.2/site-packages/selinux.so so it won't try and load but so that i can get a grasp on this problem i'd like a gdb backtrace and if possible an strace of the segfault, thanks
Strange... I can reproduce this every time yesterday i started clean install without using ~x86. This way only unstable packages in my system are sys-apps/selinux-small-2003040709-r4 dev-python/python-selinux-1.2 dev-python/pexpect-0.97 no changes ... i can't get backtrace log ... gw root # gdb /usr/bin/python2.2 core GNU gdb 5.3 Copyright 2002 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i686-pc-linux-gnu"...(no debugging symbols found)... Core was generated by `python2.2 /usr/bin/emerge portage'. Program terminated with signal 11, Segmentation fault. Reading symbols from /lib/libdl.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /lib/libpthread.so.0...(no debugging symbols found)...done. Loaded symbols for /lib/libpthread.so.0 Reading symbols from /lib/libutil.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libutil.so.1 Reading symbols from /usr/lib/gcc-lib/i686-pc-linux-gnu/3.2.3/libstdc++.so.5...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gcc-lib/i686-pc-linux-gnu/3.2.3/libstdc++.so.5 Reading symbols from /lib/libm.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/libm.so.6 Reading symbols from /usr/lib/gcc-lib/i686-pc-linux-gnu/3.2.3/libgcc_s.so.1...done. Loaded symbols for /usr/lib/gcc-lib/i686-pc-linux-gnu/3.2.3/libgcc_s.so.1 Reading symbols from /lib/libc.so.6...done. Loaded symbols for /lib/libc.so.6 Reading symbols from /lib/ld-linux.so.2...done. Loaded symbols for /lib/ld-linux.so.2 Reading symbols from /usr/lib/python2.2/lib-dynload/strop.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/strop.so Reading symbols from /usr/lib/python2.2/lib-dynload/time.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/time.so Reading symbols from /usr/lib/python2.2/lib-dynload/select.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/select.so Reading symbols from /usr/lib/python2.2/lib-dynload/math.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/math.so Reading symbols from /usr/lib/python2.2/lib-dynload/cPickle.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/cPickle.so Reading symbols from /usr/lib/python2.2/lib-dynload/cStringIO.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/cStringIO.so Reading symbols from /usr/lib/python2.2/lib-dynload/_socket.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/_socket.so Reading symbols from /usr/lib/python2.2/site-packages/missingos.so...done. Loaded symbols for /usr/lib/python2.2/site-packages/missingos.so Reading symbols from /usr/lib/python2.2/lib-dynload/fcntl.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/fcntl.so Reading symbols from /usr/lib/python2.2/lib-dynload/grp.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/grp.so Reading symbols from /usr/lib/python2.2/lib-dynload/pwd.so...done. Loaded symbols for /usr/lib/python2.2/lib-dynload/pwd.so Reading symbols from /lib/libnss_compat.so.2...done. Loaded symbols for /lib/libnss_compat.so.2 Reading symbols from /lib/libnsl.so.1...done. Loaded symbols for /lib/libnsl.so.1 Reading symbols from /usr/lib/python2.2/site-packages/fchksum.so...done. Loaded symbols for /usr/lib/python2.2/site-packages/fchksum.so Reading symbols from /usr/lib/libz.so.1...done. Loaded symbols for /usr/lib/libz.so.1 Reading symbols from /usr/lib/python2.2/site-packages/selinux.so...done. Loaded symbols for /usr/lib/python2.2/site-packages/selinux.so #0 0x00000b80 in ?? () (gdb) bt #0 0x00000b80 in ?? () Cannot access memory at address 0x3 last 50 lines of strace log are: rename("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/repoman", "/usr/lib/portage/bin/repoman") = -1 EXDEV (Invalid cross-device link) security(0xf97cff8c, 0xc, 0, 0xbfffea00, 0x82235f4) = 240 security(0xf97cff8c, 0x25, 0xbfffe990, 0xbfffea00, 0x82235f4) = 0 security(0xf97cff8c, 0x14, 0xbfffe990, 0x839beac, 0x83a5b88) = 5 open("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/repoman", O_RDONLY|O_LARGEFILE) = 6 read(6, "#!/usr/bin/python2.2\n# Copyright"..., 16384) = 16384 write(5, "#!/usr/bin/python2.2\n# Copyright"..., 16384) = 16384 read(6, "rtage.evaluate(portage.tokenize("..., 16384) = 16384 write(5, "rtage.evaluate(portage.tokenize("..., 16384) = 16384 read(6, "==\".\":\n\t\t\t\t\txs=xs[1:]\n\t\t\t\tif xs["..., 16384) = 1645 write(5, "==\".\":\n\t\t\t\t\txs=xs[1:]\n\t\t\t\tif xs["..., 1645) = 1645 read(6, "", 16384) = 0 close(5) = 0 close(6) = 0 unlink("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/repoman") = 0 utime("/usr/lib/portage/bin/repoman", [2003/09/19-13:29:05, 2003/09/19-13:29:05]) = 0 write(1, ">>> /usr/lib/portage/bin/repoman"..., 33) = 33 lstat64("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/xpak", {st_mode=S_IFREG|0755, st_size=365, ...}) = 0 lstat64("/usr/lib/portage/bin/xpak", {st_mode=S_IFREG|0755, st_size=365, ...}) = 0 open("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/xpak", O_RDONLY|O_LARGEFILE) = 5 read(5, "#!/usr/bin/python2.2\n# Copyright"..., 32768) = 365 read(5, "", 32403) = 0 close(5) = 0 lstat64("/usr/lib/portage/bin/xpak", {st_mode=S_IFREG|0755, st_size=365, ...}) = 0 rename("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/xpak", "/usr/lib/portage/bin/xpak") = -1 EXDEV (Invalid cross-device link) security(0xf97cff8c, 0xc, 0, 0xbfffea00, 0x822355c) = 240 security(0xf97cff8c, 0x25, 0xbfffe990, 0xbfffea00, 0x822355c) = 0 security(0xf97cff8c, 0x14, 0xbfffe990, 0x83a2ef4, 0x83a5b88) = 5 open("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/xpak", O_RDONLY|O_LARGEFILE) = 6 read(6, "#!/usr/bin/python2.2\n# Copyright"..., 16384) = 365 write(5, "#!/usr/bin/python2.2\n# Copyright"..., 365) = 365 read(6, "", 16384) = 0 close(5) = 0 close(6) = 0 unlink("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/xpak") = 0 utime("/usr/lib/portage/bin/xpak", [2003/09/19-13:29:05, 2003/09/19-13:29:05]) = 0 write(1, ">>> /usr/lib/portage/bin/xpak\n", 30) = 30 lstat64("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/pmake", {st_mode=S_IFLNK|0777, st_size=5, ...}) = 0 lstat64("/usr/lib/portage/bin/pmake", {st_mode=S_IFLNK|0777, st_size=5, ...}) = 0 readlink("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/pmake", "emake", 4096) = 5 readlink("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/pmake", "emake", 4096) = 5 stat64("/usr/lib/portage/bin/emake", {st_mode=S_IFREG|0755, st_size=679, ...}) = 0 lstat64("/usr/lib/portage/bin/pmake", {st_mode=S_IFLNK|0777, st_size=5, ...}) = 0 unlink("/usr/lib/portage/bin/pmake") = 0 readlink("/var/tmp/portage/portage-2.0.49-r3/image/usr/lib/portage/bin/pmake", "emake", 4096) = 5 security(0xf97cff8c, 0xc, 0, 0xbfffead0, 0x82237fc) = 240 security(0xf97cff8c, 0x26, 0xbfffea70, 0xbfffead0, 0x82237fc) = 0 security(0xf97cff8c, 0x17, 0xbfffead0, 0x8223704, 0x838fe80) = 0 --- SIGSEGV (Segmentation fault) @ 0 (0) --- +++ killed by SIGSEGV +++
have you tried upgrading kernel versions? Also, are there any suspicious messages in when you run dmesg? If so, please paste.
ow, this bug report is very, very old. it was a problem in python-selinux module which is resolved