Bug 474558 – kde-base/kactivities : /usr/bin/kactivitymanagerd tries to execute code at NULL and is killed by pax

• Status: RESOLVED NEEDINFO
• Product: Gentoo Linux

[Description Agostino Sarubbo 2013-06-24 04:54:47 UTC]

This is not a duplicate of bug 472834, because the error is different.

Jun 23 22:09:11 devil kernel: PAX: execution attempt in: <anonymous mapping>, 00000000-0002c000 00000000
Jun 23 22:09:11 devil kernel: PAX: terminating task: /usr/bin/kactivitymanagerd(QThread):2328, uid/euid: 1000/1000, PC: 00000001, SP: a8232a6c
Jun 23 22:09:11 devil kernel: PAX: bytes at PC: ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? ?? 
Jun 23 22:09:11 devil kernel: PAX: bytes at SP-4: 080877f0 0805550c 0a768970 00000001 ad16dff4 ad0398df 0a615848 0a77e818 00000000 a8232ad4 0a79fe58 00000000 0a79fe6c 0a79fe80 0a615848 a8232ad4 03c00013 ad1f0ff4 0a743410 0a69e118 00000000 


Portage 2.1.12.9 (default/linux/x86/13.0, gcc-4.6.3, glibc-2.15-r3, 3.2.42-hardened-r1 i686)                                                                                        
=================================================================                                                                                                                   
System uname: Linux-3.2.42-hardened-r1-i686-Intel-R-_Celeron-R-_M_CPU_430_@_1.73GHz-with-gentoo-2.2                                                                                 
KiB Mem:     2060284 total,    329340 free                                                                                                                                          
KiB Swap:    2097148 total,   2097148 free                                                                                                                                          
Timestamp of tree: Sun, 23 Jun 2013 00:45:01 +0000                                                                                                                                  
ld GNU ld (GNU Binutils) 2.22                                                                                                                                                       
app-shells/bash:          4.2_p45                                                                                                                                                   
dev-lang/python:          2.7.3-r3                                                                                                                                                  
dev-util/cmake:           2.8.10.2-r2                                                                                                                                               
dev-util/pkgconfig:       0.28                                                                                                                                                      
sys-apps/baselayout:      2.2                                                                                                                                                       
sys-apps/openrc:          0.11.8                                                                                                                                                    
sys-apps/sandbox:         2.5                                                                                                                                                       
sys-devel/autoconf:       2.13, 2.69                                                                                                                                                
sys-devel/automake:       1.10.3, 1.11.6, 1.12.6                                                                                                                                    
sys-devel/binutils:       2.22-r1                                                                                                                                                   
sys-devel/gcc:            4.6.3                                                                                                                                                     
sys-devel/gcc-config:     1.7.3                                                                                                                                                     
sys-devel/libtool:        2.4-r1                                                                                                                                                    
sys-devel/make:           3.82-r4                                                                                                                                                   
sys-kernel/linux-headers: 3.7 (virtual/os-headers)                                                                                                                                  
sys-libs/glibc:           2.15-r3                                                                                                                                                   
Repositories: gentoo x-portage                                                                                                                                                      
ACCEPT_KEYWORDS="x86"                                                                                                                                                               
ACCEPT_LICENSE="*"                                                                                                                                                                  
CBUILD="i686-pc-linux-gnu"                                                                                                                                                          
CFLAGS="-O2 -march=pentium-m -g0"                                                                                                                                                   
CHOST="i686-pc-linux-gnu"                                                                                                                                                           
CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt /usr/share/polkit-1/actions /usr/share/themes/oxygen-gtk/gtk-2.0 /usr/share/themes/oxygen-gtk/gtk-3.0"        
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=pentium-m -g0"
DISTDIR="/usr/portage/distfiles"
EMERGE_DEFAULT_OPTS="--with-bdeps y"
FCFLAGS="-O2"
FEATURES="assume-digests binpkg-logs collision-protect config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync news parallel-fetch preserve-libs protect-owned sandbox sfperms sign split-log strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync"
FFLAGS="-O2"
GENTOO_MIRRORS="http://distfiles.gentoo.org"
LANG="it_IT.UTF-8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,--hash-style=gnu"
MAKEOPTS="-j1"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --human-readable --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 fortran gdbm gpm gtk gudev hwdb iconv jpeg jpeg2k kde kmod lame lm_sensors mad minizip mmx modules mp3 mudflap ncurses networkmanager nptl nsplugin opengl openmp openrc pam pax_kernel pcre pic png policykit qt3support qt4 readline semantic-desktop session sse sse2 ssl svg symlink tcpd theora threads tiff udev unicode vorbis x264 x86 xvid zlib" ABI_X86="32" ALSA_CARDS="hda-intel" ELIBC="glibc" INPUT_DEVICES="keyboard mouse evdev synaptics" KERNEL="linux" LINGUAS="en en_GB" OFFICE_IMPLEMENTATION="libreoffice" PYTHON_SINGLE_TARGET="python2_7" PYTHON_TARGETS="python2_7" USERLAND="GNU" VIDEO_CARDS="intel"
USE_PYTHON="2.7"

[Comment 1 Francisco Blas Izquierdo Riera (RETIRED) 2013-06-24 09:33:07 UTC]

00000000 is NULL, so yeah it gets killed because it's attempting to execute code at NULL which it obviously shouldn't.

[Comment 2 Michael Palimaka (kensington) 2014-03-14 12:39:24 UTC]

Is this still valid?

[Comment 3 Johannes Huber (RETIRED) 2014-03-16 12:58:48 UTC]

(In reply to Michael Palimaka (kensington) from comment #2)
> Is this still valid?

[Comment 4 Agostino Sarubbo 2014-03-16 13:12:21 UTC]

> Status: CONFIRMED → RESOLVED Resolution: --- → NEEDINFO

You are not authorized to close a bug for the fun.