From my pax.log Feb 1 04:14:00 localhost kernel: PAX: execution attempt in: <anonymous mapping>, 15401000-15432000 15401000 Feb 1 04:14:00 localhost kernel: PAX: terminating task: /bin/grep(grep):8724, uid/euid: 1000/1000, PC: 15411d70, SP: 5977b424 Feb 1 04:14:00 localhost kernel: PAX: bytes at PC: e0 0f 00 00 c0 22 41 15 e8 22 41 15 e8 22 41 15 a0 32 41 15 Feb 1 04:14:00 localhost kernel: PAX: bytes at SP-4: 15411d70 00000000 00000000 153f825e 4bf66141 15411628 15411ca0 15411650 15411c94 15411ca4 15411cb4 15411ca8 15411780 00000028 00000000 15411d70 15411750 5977b48c 15411c40 09377eb3 15411568
ago, we need more information because I've never seen grep hit an rwx mmap. Can you give me emerge --info grep and what kernel version you're using.
Portage 2.1.10.44 (hardened/linux/x86, gcc-4.4.5, glibc-2.13-r4, 3.1.5-gentoo i686) ================================================================= System Settings ================================================================= System uname: Linux-3.1.5-gentoo-i686-Intel-R-_Celeron-R-_M_CPU_430_@_1.73GHz-with-gentoo-2.0.3 Timestamp of tree: Sun, 05 Feb 2012 08:30:01 +0000 app-shells/bash: 4.1_p9 dev-lang/python: 2.7.2-r3 dev-util/cmake: 2.8.6-r4 dev-util/pkgconfig: 0.26 sys-apps/baselayout: 2.0.3 sys-apps/openrc: 0.9.8.4 sys-apps/sandbox: 2.5 sys-devel/autoconf: 2.13, 2.68 sys-devel/automake: 1.11.1 sys-devel/binutils: 2.21.1-r1 sys-devel/gcc: 4.4.5, 4.6.2 sys-devel/gcc-config: 1.4.1-r1 sys-devel/libtool: 2.4-r1 sys-devel/make: 3.82-r1 sys-kernel/linux-headers: 3.1 (virtual/os-headers) sys-libs/glibc: 2.13-r4 Repositories: gentoo x-portage ACCEPT_KEYWORDS="x86" ACCEPT_LICENSE="*" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -march=prescott" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/themes/oxygen-gtk/gtk-2.0" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo" CXXFLAGS="-O2 -march=prescott" DISTDIR="/media/sources" EMERGE_DEFAULT_OPTS="--with-bdeps y" FEATURES="assume-digests binpkg-logs collision-protect distlocks ebuild-locks fixlafiles news parallel-fetch protect-owned sandbox sfperms sign split-log strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync" FFLAGS="" GENTOO_MIRRORS="http://distfiles.gentoo.org" LANG="it_IT.UTF-8" LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--hash-style=gnu" LINGUAS="en en_GB" MAKEOPTS="-j1" 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="/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="X aac acl acpi alsa apic bash-completion berkdb bzip2 cairo cli consolekit cracklib crypt custom-cflags custom-optimization cxx dbus dri dvd extras ffmpeg gdbm gpm gtk hardened iconv jpeg jpeg2k kde lame lm_sensors mad mmx modules mp3 mudflap ncurses networkmanager nls nptl nptlonly nsplugin opengl openmp pam pax_kernel pcre pic png policykit pppd qt3support qt4 readline semantic-desktop session sse sse2 ssl svg symlink sysfs tcpd threads tiff tordns udev urandom x264 x86 xorg zlib" ALSA_CARDS="hda-intel" 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" ELIBC="glibc" INPUT_DEVICES="keyboard mouse evdev synaptics" KERNEL="linux" LINGUAS="en en_GB" PHP_TARGETS="php5-3" RUBY_TARGETS="ruby18" USERLAND="GNU" VIDEO_CARDS="intel" Unset: CPPFLAGS, CTARGET, INSTALL_MASK, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS ================================================================= Package Settings ================================================================= sys-apps/grep-2.9 was built with the following: USE="nls pcre" THe kernel version is: linux-3.1.5-hardened with workstation profile
Strange, I can't reproduce this with your toolchain. Can you give me an strace.
Is this still occurring?
closing :D
if i had to guess, it was related to USE=pcre
