127547 2006-03-25 10:26 0000 sys-apps/attr-2.4.28: attr segfaults 2006-03-27 21:39:35 0000 1 1 1 Unclassified Gentoo Linux Core system unspecified All Linux RESOLVED FIXED P2 normal --- 1 tom.gl@free.fr base-system@gentoo.org tom.gl@free.fr 2006-03-25 10:26:40 0000 I'm getting segfaults from "attr". For instance : % gdb --args /bin/attr -l /home/thomas/test GNU gdb 6.4 Copyright 2005 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"...Using host libthread_db library "/lib/libthread_db.so.1". (gdb) run Starting program: /bin/attr -l /home/thomas/test Program received signal SIGSEGV, Segmentation fault. 0xb7ef1ca5 in strncmp () from /lib/libc.so.6 (gdb) bt #0 0xb7ef1ca5 in strncmp () from /lib/libc.so.6 #1 0xb7fc1ab0 in _fini () from /lib/libattr.so.1 Previous frame inner to this frame (corrupt stack?) (gdb) This patch from upstream's CVS seems to have fixed the issue: http://oss.sgi.com/cgi-bin/cvsweb.cgi/xfs-cmds/attr/libattr/libattr.c.diff?r1=1.12;r2=1.13;f=h;only_with_tag=HEAD;f=u % em --info Portage 2.1_pre6-r7 (default-linux/x86/2006.0, gcc-4.1.0, glibc-2.4-r1, 2.6.16-archck1 i686) ================================================================= System uname: 2.6.16-archck1 i686 Intel(R) Pentium(R) M processor 1500MHz Gentoo Base System version 1.12.0_pre16 ccache version 2.4 [disabled] dev-lang/python: 2.4.2-r1 sys-apps/sandbox: 1.2.17 sys-devel/autoconf: 2.13, 2.59-r7 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2 sys-devel/binutils: 2.16.1-r2 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.11-r3 ACCEPT_KEYWORDS="x86 ~x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-march=pentium-m -O2 -pipe -g" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/kde/2/share/config /usr/kde/3.5/env /usr/kde/3.5/share/config /usr/kde/3.5/shutdown /usr/kde/3/share/config /usr/share/X11/xkb /usr/share/config /usr/share/cursors/xorg-x11/default /var/qmail/alias /var/qmail/control" CONFIG_PROTECT_MASK="/etc/X11/Sessions /etc/dev.d /etc/env.d /etc/gconf /etc/hotplug /etc/hotplug.d /etc/init.d /etc/revdep-rebuild /etc/sound /etc/splash /etc/terminfo /etc/texmf/web2c /etc/env.d" CXXFLAGS="-march=pentium-m -O2 -pipe -g" DISTDIR="/var/portage/distfiles" EMERGE_DEFAULT_OPTS="--alphabetical" FEATURES="autoconfig digest distlocks fixpackages manifest parallel-fetch sandbox sfperms splitdebug userpriv usersandbox" GENTOO_MIRRORS="http://mir.zyrianes.net/gentoo ftp://ftp.proxad.net/mirrors/ftp.gentoo.org/ http://pandemonium.tiscali.de/pub/gentoo/ http://distro.ibiblio.org/pub/linux/distributions/gentoo ftp://ftp.ussg.iu.edu/linux/gentoo" LANG="en_US" LC_ALL="en_US" LDFLAGS="-Wl,-O1 -Wl,--sort-common" LINGUAS="fr fr_FR en en_US" MAKEOPTS="-j2" PKGDIR="/var/portage/packages" PORTAGE_TMPDIR="/var/portage/tmp" PORTDIR="/var/portage/tree" PORTDIR_OVERLAY="/var/portage/overlays/crossdev /var/portage/overlays/gentopia /var/portage/overlays/bugzilla /var/portage/overlays/tgl /var/portage/overlays/demexp /var/portage/overlays/camelis /var/portage/overlays/tiny /var/portage/overlays/xgl-coffee" SYNC="rsync://rsync.europe.gentoo.org/gentoo-portage" USE="x86 X Xaw3d a52 aac aalib acpi adns alsa apache2 audiofile avahi avi bash-completion berkdb bitmap-fonts bonobo browserplugin bzip2 cairo cdparanoia cdr cli cross crypt cscope ctype cups curl dba dbus dga dpms dri dvd dvdr dvdread emboss encode expat faad fam fame fastbuild fastcgi fbcon ffmpeg firefox flac foomaticdb force-cgi-redirect fortran freetype ftp gd gdbm ggz gif gimp gnome gnomedb gnutls gphoto2 gpm gstreamer gtk gtk2 gtkhtml guile hal imagemagick imap imlib imlib2 ipv6 java jikes jpeg junit lcms leim libcaca libg++ libwww lirc logrotate lzo mad mailwrapper matroska mbox memlimit mikmod mjpeg mmx mng mono mozilla mp3 mpeg musepack musicbrainz ncurses network nls nodrm nptl nsplugin offensive ogg oggvorbis openal opengl oss pam pcre pdf pdflib plotutils png pnp posix postgres ppds python qt quicktime readline ruby scanner sdl session simplexml slang slp smooth sndfile snmp soap sockets sox speex spell spl sqlite sse sse2 ssl svg sysfs syslog tcltk tcpd tetex theora threads tiff tmpfs tokenizer truetype truetype-fonts type1-fonts udev unicode usb v4l v4l2 vhosts vorbis wifi win32codecs wmf wxwindows xface xinerama xml xml2 xosd xpm xscreensaver xsl xv xvid zeo zlib elibc_glibc input_devices_evdev input_devices_keyboard input_devices_mouse input_devices_synaptics kernel_linux linguas_fr linguas_fr_FR linguas_en linguas_en_US userland_GNU video_cards_ati video_cards_dummy" Unset: ASFLAGS, CTARGET tom.gl@free.fr 2006-03-25 10:30:59 0000 Created an attachment (id=83097) attr-2.4.28-libattr-fix.patch That's the upstream patch, just attaching it for convenience. Oh, and here is the expected result of my test case: % attr -l /home/thomas/test Attribute "Beagle.Uid" has a 22 byte value for /home/thomas/test Attribute "Beagle.MTime" has a 14 byte value for /home/thomas/test Attribute "Beagle.AttrTime" has a 14 byte value for /home/thomas/test Attribute "Beagle.Fingerprint" has a 25 byte value for /home/thomas/test vapier@gentoo.org 2006-03-27 21:39:35 0000 added to 2.4.28-r1, thanks 83097 2006-03-25 10:30 0000 attr-2.4.28-libattr-fix.patch attr-2.4.28-libattr-fix.patch text/plain LS0tIGF0dHIvbGliYXR0ci9saWJhdHRyLmMJMjAwNi8wMS8xMiAyMzo1MzoyNQkxLjEyCisrKyBh dHRyL2xpYmF0dHIvbGliYXR0ci5jCTIwMDYvMDIvMjIgMDI6NTQ6MjgJMS4xMwpAQCAtMjY4LDcg KzI2OCw3IEBAIGF0dHJfbGlzdChjb25zdCBjaGFyICpwYXRoLCBjaGFyICpidWZmZXIKIAkgIGF0 dHJsaXN0X2N1cnNvcl90ICpjdXJzb3IpCiB7CiAJY29uc3QgY2hhciAqbDsKLQlpbnQgbGVuZ3Ro LCBjb3VudCA9IDA7CisJaW50IGxlbmd0aCwgdmxlbmd0aCwgY291bnQgPSAwOwogCWNoYXIgbGJ1 ZltNQVhMSVNUTEVOXTsKIAljaGFyIG5hbWVbTUFYTkFNRUxFTisxNl07CiAJdW5zaWduZWQgaW50 IHN0YXJ0X29mZnNldCwgZW5kX29mZnNldDsKQEAgLTI5MywxNCArMjkzLDE0IEBAIGF0dHJfbGlz dChjb25zdCBjaGFyICpwYXRoLCBjaGFyICpidWZmZXIKIAkJaWYgKGFwaV91bmNvbnZlcnQobmFt ZSwgbCwgZmxhZ3MpKQogCQkJY29udGludWU7CiAJCWlmIChmbGFncyAmIEFUVFJfRE9OVEZPTExP VykKLQkJCWxlbmd0aCA9IGxnZXR4YXR0cihwYXRoLCBsLCBOVUxMLCAwKTsKKwkJCXZsZW5ndGgg PSBsZ2V0eGF0dHIocGF0aCwgbCwgTlVMTCwgMCk7CiAJCWVsc2UKLQkJCWxlbmd0aCA9ICBnZXR4 YXR0cihwYXRoLCBsLCBOVUxMLCAwKTsKLQkJaWYgKGxlbmd0aCA8IDAgJiYgKGVycm5vID09IEVO T0FUVFIgfHwgZXJybm8gPT0gRU5PVFNVUCkpCisJCQl2bGVuZ3RoID0gIGdldHhhdHRyKHBhdGgs IGwsIE5VTEwsIDApOworCQlpZiAodmxlbmd0aCA8IDAgJiYgKGVycm5vID09IEVOT0FUVFIgfHwg ZXJybm8gPT0gRU5PVFNVUCkpCiAJCQljb250aW51ZTsKIAkJaWYgKGNvdW50KysgPCBjdXJzb3It Pm9wYXF1ZVswXSkKIAkJCWNvbnRpbnVlOwotCQlpZiAoYXR0cl9saXN0X3BhY2sobmFtZSwgbGVu Z3RoLCBidWZmZXIsIGJ1ZmZlcnNpemUsCisJCWlmIChhdHRyX2xpc3RfcGFjayhuYW1lLCB2bGVu Z3RoLCBidWZmZXIsIGJ1ZmZlcnNpemUsCiAJCQkJICAgJnN0YXJ0X29mZnNldCwgJmVuZF9vZmZz ZXQpKSB7CiAJCQljdXJzb3ItPm9wYXF1ZVswXSA9IGNvdW50OwogCQkJYnJlYWs7CkBAIC0zMTQs NyArMzE0LDcgQEAgYXR0cl9saXN0ZihpbnQgZmQsIGNoYXIgKmJ1ZmZlciwgY29uc3QgaQogCSAg IGF0dHJsaXN0X2N1cnNvcl90ICpjdXJzb3IpCiB7CiAJY29uc3QgY2hhciAqbDsKLQlpbnQgYywg Y291bnQgPSAwOworCWludCBsZW5ndGgsIHZsZW5ndGgsIGNvdW50ID0gMDsKIAljaGFyIGxidWZb TUFYTElTVExFTl07CiAJY2hhciBuYW1lW01BWE5BTUVMRU4rMTZdOwogCXVuc2lnbmVkIGludCBz dGFydF9vZmZzZXQsIGVuZF9vZmZzZXQ7CkBAIC0zMjUsMjIgKzMyNSwyMiBAQCBhdHRyX2xpc3Rm KGludCBmZCwgY2hhciAqYnVmZmVyLCBjb25zdCBpCiAJfQogCWJ6ZXJvKGJ1ZmZlciwgc2l6ZW9m KGF0dHJsaXN0X3QpKTsKIAotCWMgPSBmbGlzdHhhdHRyKGZkLCBsYnVmLCBzaXplb2YobGJ1Zikp OwotCWlmIChjIDwgMCkKLQkJcmV0dXJuIGM7CisJbGVuZ3RoID0gZmxpc3R4YXR0cihmZCwgbGJ1 Ziwgc2l6ZW9mKGxidWYpKTsKKwlpZiAobGVuZ3RoIDwgMCkKKwkJcmV0dXJuIGxlbmd0aDsKIAog CXN0YXJ0X29mZnNldCA9IHNpemVvZihhdHRybGlzdF90KTsKIAllbmRfb2Zmc2V0ID0gYnVmZmVy c2l6ZSAmIH4oOC0xKTsJLyogOCBieXRlIGFsaWduICovCiAKLQlmb3IgKGwgPSBsYnVmOyBsICE9 IGxidWYgKyBjOyBsID0gc3RyY2hyKGwsICdcMCcpICsgMSkgeworCWZvciAobCA9IGxidWY7IGwg IT0gbGJ1ZiArIGxlbmd0aDsgbCA9IHN0cmNocihsLCAnXDAnKSArIDEpIHsKIAkJaWYgKGFwaV91 bmNvbnZlcnQobmFtZSwgbCwgZmxhZ3MpKQogCQkJY29udGludWU7Ci0JCWMgPSBmZ2V0eGF0dHIo ZmQsIGwsIE5VTEwsIDApOwotCQlpZiAoYyA8IDAgJiYgKGVycm5vID09IEVOT0FUVFIgfHwgZXJy bm8gPT0gRU5PVFNVUCkpCisJCXZsZW5ndGggPSBmZ2V0eGF0dHIoZmQsIGwsIE5VTEwsIDApOwor CQlpZiAodmxlbmd0aCA8IDAgJiYgKGVycm5vID09IEVOT0FUVFIgfHwgZXJybm8gPT0gRU5PVFNV UCkpCiAJCQljb250aW51ZTsKIAkJaWYgKGNvdW50KysgPCBjdXJzb3ItPm9wYXF1ZVswXSkKIAkJ CWNvbnRpbnVlOwotCQlpZiAoYXR0cl9saXN0X3BhY2sobmFtZSwgYywgYnVmZmVyLCBidWZmZXJz aXplLAorCQlpZiAoYXR0cl9saXN0X3BhY2sobmFtZSwgdmxlbmd0aCwgYnVmZmVyLCBidWZmZXJz aXplLAogCQkJCSAgICZzdGFydF9vZmZzZXQsICZlbmRfb2Zmc2V0KSkgewogCQkJY3Vyc29yLT5v cGFxdWVbMF0gPSBjb3VudDsKIAkJCWJyZWFrOwo=