Bug#648854: gnome-shell: Crashes repeatedly after login when clicking on icons etc.

Alan Sermons alan-debian at mobileinternetteashop.co.uk
Thu Nov 17 20:53:28 UTC 2011


Package: gnome-shell
Version: 3.0.2-5
Followup-For: Bug #648854

Apologies - I have now repeated the backtrace, having installed gnome-dbg to
display more debug information. Please find it attached.
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Loaded symbols for /usr/lib/i386-linux-gnu/libfreetype.so.6
Reading symbols from /usr/lib/i386-linux-gnu/libfontconfig.so.1...Reading symbol
s from /usr/lib/debug/usr/lib/i386-linux-gnu/libfontconfig.so.1.4.4...done.
done.
Loaded symbols for /usr/lib/i386-linux-gnu/libfontconfig.so.1
Reading symbols from /usr/lib/libgmodule-2.0.so.0...Reading symbols from /usr/li
b/debug/usr/lib/libgmodule-2.0.so.0.2800.8...done.
done.
Loaded symbols for /usr/lib/libgmodule-2.0.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libpulse-mainloop-glib.so.0...(no d
ebugging symbols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libpulse-mainloop-glib.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libpulse.so.0...(no debugging symbo
ls found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libpulse.so.0
Reading symbols from /usr/lib/libgobject-2.0.so.0...Reading symbols from /usr/li
b/debug/usr/lib/libgobject-2.0.so.0.2800.8...done.
done.
Loaded symbols for /usr/lib/libgobject-2.0.so.0
Reading symbols from /usr/lib/libgthread-2.0.so.0...Reading symbols from /usr/li
b/debug/usr/lib/libgthread-2.0.so.0.2800.8...done.
done.
Loaded symbols for /usr/lib/libgthread-2.0.so.0
Reading symbols from /lib/i386-linux-gnu/i686/cmov/librt.so.1...(no debugging sy
mbols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/librt.so.1
Reading symbols from /lib/libglib-2.0.so.0...Reading symbols from /usr/lib/debug
/lib/libglib-2.0.so.0.2800.8...done.
done.
Loaded symbols for /lib/libglib-2.0.so.0
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libc.so.6...(no debugging sym
bols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/libc.so.6
Reading symbols from /usr/lib/libcanberra-gtk3.so.0...(no debugging symbols foun
d)...done.
Loaded symbols for /usr/lib/libcanberra-gtk3.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libXrender.so.1...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libXrender.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libXcursor.so.1...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libXcursor.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libXrandr.so.2...(no debugging symb
ols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libXrandr.so.2
Reading symbols from /usr/lib/i386-linux-gnu/libSM.so.6...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libSM.so.6
Reading symbols from /usr/lib/i386-linux-gnu/libICE.so.6...(no debugging symbols
 found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libICE.so.6
Reading symbols from /usr/lib/i386-linux-gnu/libXinerama.so.1...(no debugging sy
mbols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libXinerama.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libstdc++.so.6...(no debugging symb
ols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libstdc++.so.6
Reading symbols from /lib/i386-linux-gnu/libgcc_s.so.1...(no debugging symbols f
ound)...done.
Loaded symbols for /lib/i386-linux-gnu/libgcc_s.so.1
Reading symbols from /lib/ld-linux.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib/ld-linux.so.2
Reading symbols from /usr/lib/libORBit-2.so.0...(no debugging symbols found)...d
one.
Loaded symbols for /usr/lib/libORBit-2.so.0
Reading symbols from /usr/lib/libvorbisfile.so.3...(no debugging symbols found).
...done.
Loaded symbols for /usr/lib/libvorbisfile.so.3
Reading symbols from /usr/lib/libvorbis.so.0...(no debugging symbols found)...do
ne.
Loaded symbols for /usr/lib/libvorbis.so.0
Reading symbols from /usr/lib/libogg.so.0...(no debugging symbols found)...done.

Loaded symbols for /usr/lib/libogg.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libtdb.so.1...(no debugging symbols
 found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libtdb.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libltdl.so.7...(no debugging symbol
s found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libltdl.so.7
Reading symbols from /usr/lib/libsqlite3.so.0...(no debugging symbols found)...d
one.
Loaded symbols for /usr/lib/libsqlite3.so.0
Reading symbols from /lib/i386-linux-gnu/libexpat.so.1...(no debugging symbols f
ound)...done.
Loaded symbols for /lib/i386-linux-gnu/libexpat.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libglapi.so.0...(no debugging symbo
ls found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libglapi.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libXxf86vm.so.1...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libXxf86vm.so.1
Reading symbols from /usr/lib/libz.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libz.so.1
Reading symbols from /usr/lib/libxcb-util.so.0...(no debugging symbols found)...
done.
Loaded symbols for /usr/lib/libxcb-util.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libX11-xcb.so.1...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libX11-xcb.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libxcb.so.1...(no debugging symbols
 found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libxcb.so.1
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libresolv.so.2...(no debuggin
g symbols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/libresolv.so.2
Reading symbols from /lib/i386-linux-gnu/libselinux.so.1...(no debugging symbols
 found)...done.
Loaded symbols for /lib/i386-linux-gnu/libselinux.so.1
Reading symbols from /lib/i386-linux-gnu/libpng12.so.0...(no debugging symbols f
ound)...done.
Loaded symbols for /lib/i386-linux-gnu/libpng12.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libpixman-1.so.0...(no debugging sy
mbols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libpixman-1.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libxcb-shm.so.0...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libxcb-shm.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libxcb-render.so.0...(no debugging
symbols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libxcb-render.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libpulsecommon-1.0.so...(no debuggi
ng symbols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libpulsecommon-1.0.so
Reading symbols from /lib/libcap.so.2...(no debugging symbols found)...done.
Loaded symbols for /lib/libcap.so.2
Reading symbols from /usr/lib/libjson.so.0...(no debugging symbols found)...done
..
Loaded symbols for /usr/lib/libjson.so.0
Reading symbols from /lib/i386-linux-gnu/libpcre.so.3...(no debugging symbols fo
und)...done.
Loaded symbols for /lib/i386-linux-gnu/libpcre.so.3
Reading symbols from /lib/libuuid.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib/libuuid.so.1
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libcrypt.so.1...(no debugging
 symbols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/libcrypt.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libXau.so.6...(no debugging symbols
 found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libXau.so.6
Reading symbols from /usr/lib/i386-linux-gnu/libXdmcp.so.6...(no debugging symbo
ls found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libXdmcp.so.6
Reading symbols from /usr/lib/i386-linux-gnu/libXtst.so.6...(no debugging symbol
s found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libXtst.so.6
Reading symbols from /lib/i386-linux-gnu/libwrap.so.0...(no debugging symbols fo
und)...done.
Loaded symbols for /lib/i386-linux-gnu/libwrap.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libsamplerate.so.0...(no debugging
symbols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libsamplerate.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libsndfile.so.1...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libsndfile.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libasyncns.so.0...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libasyncns.so.0
Reading symbols from /lib/i386-linux-gnu/libattr.so.1...(no debugging symbols fo
und)...done.
Loaded symbols for /lib/i386-linux-gnu/libattr.so.1
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnsl.so.1...(no debugging s
ymbols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/libnsl.so.1
Reading symbols from /usr/lib/i386-linux-gnu/libFLAC.so.8...(no debugging symbol
s found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libFLAC.so.8
Reading symbols from /usr/lib/libvorbisenc.so.2...(no debugging symbols found)..
..done.
Loaded symbols for /usr/lib/libvorbisenc.so.2
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnss_compat.so.2...(no debu
gging symbols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/libnss_compat.so.2
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnss_nis.so.2...(no debuggi
ng symbols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/libnss_nis.so.2
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnss_files.so.2...(no debug
ging symbols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/libnss_files.so.2
Reading symbols from /usr/lib/gtk-3.0/3.0.0/theming-engines/libadwaita.so...(no
debugging symbols found)...done.
Loaded symbols for /usr/lib/gtk-3.0/3.0.0/theming-engines/libadwaita.so
Reading symbols from /usr/lib/i386-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders/libpi
xbufloader-svg.so...Reading symbols from /usr/lib/debug/usr/lib/i386-linux-gnu/g
dk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-svg.so...done.
done.
Loaded symbols for /usr/lib/i386-linux-gnu/gdk-pixbuf-2.0/2.10.0/loaders/libpixb
ufloader-svg.so
Reading symbols from /usr/lib/i386-linux-gnu/librsvg-2.so.2...Reading symbols fr
om /usr/lib/debug/usr/lib/i386-linux-gnu/librsvg-2.so.2.34.1...done.
done.
Loaded symbols for /usr/lib/i386-linux-gnu/librsvg-2.so.2
Reading symbols from /usr/lib/gtk-3.0/modules/libpk-gtk-module.so...Reading symb
ols from /usr/lib/debug/usr/lib/gtk-3.0/modules/libpk-gtk-module.so...done.
done.
Loaded symbols for /usr/lib/gtk-3.0/modules/libpk-gtk-module.so
Reading symbols from /usr/lib/i386-linux-gnu/dri/r200_dri.so...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/dri/r200_dri.so
Reading symbols from /usr/lib/i386-linux-gnu/libdrm_radeon.so.1...(no debugging
symbols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libdrm_radeon.so.1
Reading symbols from /usr/lib/gio/modules/libdconfsettings.so...(no debugging sy
mbols found)...done.
Loaded symbols for /usr/lib/gio/modules/libdconfsettings.so
Reading symbols from /usr/lib/gio/modules/libgvfsdbus.so...Reading symbols from
/usr/lib/debug/usr/lib/gio/modules/libgvfsdbus.so...done.
done.
Loaded symbols for /usr/lib/gio/modules/libgvfsdbus.so
Reading symbols from /usr/lib/gvfs/libgvfscommon.so...Reading symbols from /usr/
lib/debug/usr/lib/gvfs/libgvfscommon.so...done.
done.
Loaded symbols for /usr/lib/gvfs/libgvfscommon.so
Reading symbols from /lib/i386-linux-gnu/libudev.so.0...(no debugging symbols fo
und)...done.
Loaded symbols for /lib/i386-linux-gnu/libudev.so.0
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libutil.so.1...(no debugging
symbols found)...done.
Loaded symbols for /lib/i386-linux-gnu/i686/cmov/libutil.so.1
Reading symbols from /usr/lib/libcanberra-0.28/libcanberra-pulse.so...(no debugg
ing symbols found)...done.
Loaded symbols for /usr/lib/libcanberra-0.28/libcanberra-pulse.so
Reading symbols from /usr/lib/gjs-1.0/gi.so...(no debugging symbols found)...don
e.
Loaded symbols for /usr/lib/gjs-1.0/gi.so
Reading symbols from /usr/lib/libgjs-gi.so.0...(no debugging symbols found)...do
ne.
Loaded symbols for /usr/lib/libgjs-gi.so.0
Reading symbols from /usr/lib/gjs-1.0/langNative.so...(no debugging symbols foun
d)...done.
Loaded symbols for /usr/lib/gjs-1.0/langNative.so
Reading symbols from /usr/lib/gjs-1.0/dbusNative.so...(no debugging symbols foun
d)...done.
Loaded symbols for /usr/lib/gjs-1.0/dbusNative.so
Reading symbols from /usr/lib/libgjs-dbus.so.0...(no debugging symbols found)...
done.
Loaded symbols for /usr/lib/libgjs-dbus.so.0
Reading symbols from /usr/lib/gjs-1.0/mainloop.so...(no debugging symbols found)
....done.
Loaded symbols for /usr/lib/gjs-1.0/mainloop.so
Reading symbols from /usr/lib/gjs-1.0/gettextNative.so...(no debugging symbols f
ound)...done.
Loaded symbols for /usr/lib/gjs-1.0/gettextNative.so
Reading symbols from /usr/lib/gjs-1.0/cairoNative.so...(no debugging symbols fou
nd)...done.
Loaded symbols for /usr/lib/gjs-1.0/cairoNative.so
Reading symbols from /usr/lib/gio/modules/libgioremote-volume-monitor.so...Readi
ng symbols from /usr/lib/debug/usr/lib/gio/modules/libgioremote-volume-monitor.s
o...done.
done.
Loaded symbols for /usr/lib/gio/modules/libgioremote-volume-monitor.so
Reading symbols from /usr/lib/libupower-glib.so.1...(no debugging symbols found)
....done.
Loaded symbols for /usr/lib/libupower-glib.so.1
Reading symbols from /usr/lib/i386-linux-gnu/pango/1.6.0/modules/pango-basic-fc.
so...Reading symbols from /usr/lib/debug/usr/lib/i386-linux-gnu/pango/1.6.0/modu
les/pango-basic-fc.so...done.
done.
Loaded symbols for /usr/lib/i386-linux-gnu/pango/1.6.0/modules/pango-basic-fc.so

Reading symbols from /usr/lib/libgnomekbd.so.7...(no debugging symbols found)...
done.
Loaded symbols for /usr/lib/libgnomekbd.so.7
Reading symbols from /usr/lib/libxklavier.so.16...(no debugging symbols found)..
..done.
Loaded symbols for /usr/lib/libxklavier.so.16
Reading symbols from /usr/lib/libxkbfile.so.1...(no debugging symbols found)...d
one.
Loaded symbols for /usr/lib/libxkbfile.so.1
Reading symbols from /usr/lib/libgnomekbdui.so.7...(no debugging symbols found).
...done.
Loaded symbols for /usr/lib/libgnomekbdui.so.7
Reading symbols from /usr/lib/libnm-glib.so.4...Reading symbols from /usr/lib/de
bug/usr/lib/libnm-glib.so.4.2.0...done.
done.
Loaded symbols for /usr/lib/libnm-glib.so.4
Reading symbols from /usr/lib/libnm-util.so.2...Reading symbols from /usr/lib/de
bug/usr/lib/libnm-util.so.2.0.0...done.
done.
Loaded symbols for /usr/lib/libnm-util.so.2
Reading symbols from /lib/i386-linux-gnu/libgcrypt.so.11...(no debugging symbols
 found)...done.
Loaded symbols for /lib/i386-linux-gnu/libgcrypt.so.11
Reading symbols from /usr/lib/i386-linux-gnu/libgnutls.so.26...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libgnutls.so.26
Reading symbols from /usr/lib/i386-linux-gnu/libgudev-1.0.so.0...(no debugging s
ymbols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libgudev-1.0.so.0
Reading symbols from /lib/libgpg-error.so.0...(no debugging symbols found)...don
e.
Loaded symbols for /lib/libgpg-error.so.0
Reading symbols from /usr/lib/i386-linux-gnu/libtasn1.so.3...(no debugging symbo
ls found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libtasn1.so.3
Reading symbols from /usr/lib/i386-linux-gnu/libp11-kit.so.0...(no debugging sym
bols found)...done.
Loaded symbols for /usr/lib/i386-linux-gnu/libp11-kit.so.0
0xb7870424 in __kernel_vsyscall ()


(gdb) cont
Continuing.
[New Thread 0xa379ab70 (LWP 22926)]
[Thread 0xa379ab70 (LWP 22926) exited]

Program received signal SIGSEGV, Segmentation fault.
0xb6d11982 in ?? () from /usr/lib/i386-linux-gnu/libcogl.so.5
(gdb) t a a bt

Thread 5 (Thread 0xb44f5b70 (LWP 22797)):
#0  0xb7870424 in __kernel_vsyscall ()
#1  0xb5ea2f86 in poll () from /lib/i386-linux-gnu/i686/cmov/libc.so.6
#2  0xb5f90ccb in g_poll (fds=0x8909120, nfds=1, timeout=-1)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gpoll.c:132
#3  0xb5f81f26 in g_main_context_poll (n_fds=1, fds=0x8909120,
    timeout=<optimized out>, context=0x889b938, priority=<optimized out>)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3405
#4  g_main_context_iterate (context=0x889b938, block=-1241969504, dispatch=1,
    self=<optimized out>) at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3087
#5  0xb5f8275b in g_main_loop_run (loop=0x8909190)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3300
#6  0xb44ff6f4 in ?? () from /usr/lib/gio/modules/libdconfsettings.so
#7  0xb5fa92c4 in g_thread_create_proxy (data=0x889b220)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gthread.c:1955
#8  0xb6944c39 in start_thread ()
   from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0
#9  0xb5eb096e in clone () from /lib/i386-linux-gnu/i686/cmov/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 4 (Thread 0xb3c83b70 (LWP 22798)):
#0  0xb7870424 in __kernel_vsyscall ()
#1  0xb5ea2f86 in poll () from /lib/i386-linux-gnu/i686/cmov/libc.so.6
#2  0xb5f90ccb in g_poll (fds=0x90fe7e8, nfds=5, timeout=-1)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gpoll.c:132
#3  0xb5f81f26 in g_main_context_poll (n_fds=5, fds=0x90fe7e8,
    timeout=<optimized out>, context=0x8dac5d0, priority=<optimized out>)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3405
#4  g_main_context_iterate (context=0x8dac5d0, block=-1241969504, dispatch=1,
    self=<optimized out>) at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3087
#5  0xb5f8275b in g_main_loop_run (loop=0x8dac5c0)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3300
#6  0xb63e7211 in gdbus_shared_thread_func (data=0x0)
    at /tmp/buildd/glib2.0-2.28.8/./gio/gdbusprivate.c:276
#7  0xb5fa92c4 in g_thread_create_proxy (data=0x8dac660)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gthread.c:1955
#8  0xb6944c39 in start_thread ()
   from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0
#9  0xb5eb096e in clone () from /lib/i386-linux-gnu/i686/cmov/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 3 (Thread 0xaf481b70 (LWP 22799)):
#0  0xb7870424 in __kernel_vsyscall ()
#1  0xb5ea2f86 in poll () from /lib/i386-linux-gnu/i686/cmov/libc.so.6
#2  0xb60c5cd6 in ?? () from /usr/lib/i386-linux-gnu/libpulse.so.0
#3  0xb60b3f4a in pa_mainloop_poll ()
   from /usr/lib/i386-linux-gnu/libpulse.so.0
#4  0xb60b47a7 in pa_mainloop_iterate ()
   from /usr/lib/i386-linux-gnu/libpulse.so.0
#5  0xb60b4884 in pa_mainloop_run ()
   from /usr/lib/i386-linux-gnu/libpulse.so.0
#6  0xb60c5c5e in ?? () from /usr/lib/i386-linux-gnu/libpulse.so.0
#7  0xb59b8a26 in ?? () from /usr/lib/i386-linux-gnu/libpulsecommon-1.0.so
#8  0xb6944c39 in start_thread ()
   from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0
#9  0xb5eb096e in clone () from /lib/i386-linux-gnu/i686/cmov/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 2 (Thread 0xaec5cb70 (LWP 22800)):
#0  0xb7870424 in __kernel_vsyscall ()
#1  0xb694920a in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0
#2  0xb7372e4a in PR_WaitCondVar (cvar=0x8ddf8d8, timeout=4294967295)
    at ptsynch.c:417
#3  0xb742ec39 in ?? () from /usr/lib/libmozjs.so.7d
#4  0xb7378f63 in _pt_root (arg=0x8ddf958) at ptthread.c:187
#5  0xb6944c39 in start_thread ()
   from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0
#6  0xb5eb096e in clone () from /lib/i386-linux-gnu/i686/cmov/libc.so.6
---Type <return> to continue, or q <return> to quit---
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb5509890 (LWP 22795)):
#0  0xb6d11982 in ?? () from /usr/lib/i386-linux-gnu/libcogl.so.5
#1  0xb6d15cc6 in cogl_pipeline_set_layer_combine_constant_EXP ()
   from /usr/lib/i386-linux-gnu/libcogl.so.5
#2  0xb6d1ca8b in cogl_material_set_layer_combine_constant ()
   from /usr/lib/i386-linux-gnu/libcogl.so.5
#3  0xb782d93d in st_theme_node_transition_paint ()
   from /usr/lib/gnome-shell/libgnome-shell.so
#4  0xb78326f6 in ?? () from /usr/lib/gnome-shell/libgnome-shell.so
#5  0xb780295f in ?? () from /usr/lib/gnome-shell/libgnome-shell.so
#6  0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d0430,
    invocation_hint=0xbf8f12b0, marshal_data=0xb7802910)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#7  0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d0430,
    invocation_hint=0xbf8f12b0, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#8  0xb604ac03 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x92d0430, invocation_hint=0xbf8f12b0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#9  0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x938c428, emission_return=0x0, instance_and_params=0x92d0430)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#10 0xb606602c in g_signal_emit_valist (instance=0x938c428, signal_id=48,
    detail=0, var_args=0xbf8f146c "\265=\005\266\060\304\070\t\005\002")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#11 0xb60661b3 in g_signal_emit (instance=0x938c428, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#12 0xb6e28bbc in clutter_actor_continue_paint (self=0x938c428)
    at ./clutter-actor.c:3045
#13 0xb6e36c72 in clutter_actor_paint (self=0x938c428)
    at ./clutter-actor.c:2987
#14 0xb780296d in ?? () from /usr/lib/gnome-shell/libgnome-shell.so
#15 0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d0478,
    invocation_hint=0xbf8f1800, marshal_data=0xb7802910)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#16 0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d0478,
    invocation_hint=0xbf8f1800, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#17 0xb604ac03 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x92d0478, invocation_hint=0xbf8f1800)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#18 0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x93a8db8, emission_return=0x0, instance_and_params=0x92d0478)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#19 0xb606602c in g_signal_emit_valist (instance=0x93a8db8, signal_id=48,
    detail=0, var_args=0xbf8f19bc "\265=\005\266\300\215:\t\005\002")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#20 0xb60661b3 in g_signal_emit (instance=0x93a8db8, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#21 0xb6e28bbc in clutter_actor_continue_paint (self=0x93a8db8)
    at ./clutter-actor.c:3045
#22 0xb6e36c72 in clutter_actor_paint (self=0x93a8db8)
    at ./clutter-actor.c:2987
#23 0xb77efcf8 in ?? () from /usr/lib/gnome-shell/libgnome-shell.so
#24 0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x9031960,
    invocation_hint=0xbf8f1d60, marshal_data=0xb77efc70)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#25 0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x9031960,
    invocation_hint=0xbf8f1d60, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#26 0xb604ac03 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x9031960, invocation_hint=0xbf8f1d60)
---Type <return> to continue, or q <return> to quit---
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#27 0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x934d520, emission_return=0x0, instance_and_params=0x9031960)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#28 0xb606602c in g_signal_emit_valist (instance=0x934d520, signal_id=48,
    detail=0, var_args=0xbf8f1f1c "\265=\005\266(\325\064\t\005\002")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#29 0xb60661b3 in g_signal_emit (instance=0x934d520, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#30 0xb6e28bbc in clutter_actor_continue_paint (self=0x934d520)
    at ./clutter-actor.c:3045
#31 0xb6e36c72 in clutter_actor_paint (self=0x934d520)
    at ./clutter-actor.c:2987
#32 0xb7804e08 in ?? () from /usr/lib/gnome-shell/libgnome-shell.so
#33 0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d52a8,
    invocation_hint=0xbf8f2310, marshal_data=0xb7804b80)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#34 0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d52a8,
    invocation_hint=0xbf8f2310, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#35 0xb604ac03 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x92d52a8, invocation_hint=0xbf8f2310)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#36 0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x91174a8, emission_return=0x0, instance_and_params=0x92d52a8)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#37 0xb606602c in g_signal_emit_valist (instance=0x91174a8, signal_id=48,
    detail=0, var_args=0xbf8f24cc "\265=\005\266\260t\021\t\005\002")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#38 0xb60661b3 in g_signal_emit (instance=0x91174a8, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#39 0xb6e28bbc in clutter_actor_continue_paint (self=0x91174a8)
    at ./clutter-actor.c:3045
#40 0xb6e36c72 in clutter_actor_paint (self=0x91174a8)
    at ./clutter-actor.c:2987
#41 0xb780296d in ?? () from /usr/lib/gnome-shell/libgnome-shell.so
#42 0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92db798,
    invocation_hint=0xbf8f2860, marshal_data=0xb7802910)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#43 0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92db798,
    invocation_hint=0xbf8f2860, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#44 0xb604ac03 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x92db798, invocation_hint=0xbf8f2860)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#45 0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x911a038, emission_return=0x0, instance_and_params=0x92db798)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#46 0xb606602c in g_signal_emit_valist (instance=0x911a038, signal_id=48,
    detail=0, var_args=0xbf8f2a1c "\265=\005\266@\240\021\t\005\002")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#47 0xb60661b3 in g_signal_emit (instance=0x911a038, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#48 0xb6e28bbc in clutter_actor_continue_paint (self=0x911a038)
    at ./clutter-actor.c:3045
#49 0xb6e36c72 in clutter_actor_paint (self=0x911a038)
    at ./clutter-actor.c:2987
#50 0xb5f7d118 in g_list_foreach (list=<optimized out>,
    func=0xb6e36930 <clutter_actor_paint>, user_data=0x0)
    at /tmp/buildd/glib2.0-2.28.8/./glib/glist.c:938
#51 0xb7809a21 in ?? () from /usr/lib/gnome-shell/libgnome-shell.so
#52 0xb6e5c1c0 in clutter_container_foreach (container=0x90063b8,
    callback=0xb6e36930 <clutter_actor_paint>, user_data=0x0)
    at ./clutter-container.c:451
#53 0xb780d3cc in ?? () from /usr/lib/gnome-shell/libgnome-shell.so
#54 0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
---Type <return> to continue, or q <return> to quit---
    return_value=0x0, n_param_values=1, param_values=0x92b9390,
    invocation_hint=0xbf8f2e30, marshal_data=0xb780d370)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#55 0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92b9390,
    invocation_hint=0xbf8f2e30, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#56 0xb604ac03 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x92b9390, invocation_hint=0xbf8f2e30)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#57 0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x90063b8, emission_return=0x0, instance_and_params=0x92b9390)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#58 0xb606602c in g_signal_emit_valist (instance=0x90063b8, signal_id=48,
    detail=0, var_args=0xbf8f2fec "\265=\005\266\300c")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#59 0xb60661b3 in g_signal_emit (instance=0x90063b8, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#60 0xb6e28bbc in clutter_actor_continue_paint (self=0x90063b8)
    at ./clutter-actor.c:3045
#61 0xb6e36c72 in clutter_actor_paint (self=0x90063b8)
    at ./clutter-actor.c:2987
#62 0xb5f7d118 in g_list_foreach (list=<optimized out>,
    func=0xb6e36930 <clutter_actor_paint>, user_data=0x0)
    at /tmp/buildd/glib2.0-2.28.8/./glib/glist.c:938
#63 0xb6e68a5d in clutter_group_real_paint (actor=0x8e1a330)
    at ./clutter-group.c:281
#64 0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d5168,
    invocation_hint=0xbf8f33b0, marshal_data=0xb6e689d0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#65 0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d5168,
    invocation_hint=0xbf8f33b0, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#66 0xb604ac03 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x92d5168, invocation_hint=0xbf8f33b0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#67 0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x8e1a330, emission_return=0x0, instance_and_params=0x92d5168)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#68 0xb606602c in g_signal_emit_valist (instance=0x8e1a330, signal_id=48,
    detail=0, var_args=0xbf8f356c "\265=\005\266\070\243\341\b\005\002")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#69 0xb60661b3 in g_signal_emit (instance=0x8e1a330, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#70 0xb6e28bbc in clutter_actor_continue_paint (self=0x8e1a330)
    at ./clutter-actor.c:3045
#71 0xb6e36c72 in clutter_actor_paint (self=0x8e1a330)
    at ./clutter-actor.c:2987
#72 0xb5f7d118 in g_list_foreach (list=<optimized out>,
    func=0xb6e36930 <clutter_actor_paint>, user_data=0x0)
    at /tmp/buildd/glib2.0-2.28.8/./glib/glist.c:938
#73 0xb6e68a5d in clutter_group_real_paint (actor=0x8e1a960)
    at ./clutter-group.c:281
#74 0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d4fc8,
    invocation_hint=0xbf8f3930, marshal_data=0xb6e689d0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#75 0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92d4fc8,
    invocation_hint=0xbf8f3930, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#76 0xb604ac03 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x92d4fc8, invocation_hint=0xbf8f3930)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#77 0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x8e1a960, emission_return=0x0, instance_and_params=0x92d4fc8)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#78 0xb606602c in g_signal_emit_valist (instance=0x8e1a960, signal_id=48,
---Type <return> to continue, or q <return> to quit---
    instance=0x8e1a960, emission_return=0x0, instance_and_params=0x92d4fc8)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#78 0xb606602c in g_signal_emit_valist (instance=0x8e1a960, signal_id=48,
---Type <return> to continue, or q <return> to quit---
    detail=0, var_args=0xbf8f3aec "\265=\005\266h\251\341\b\005\002")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#79 0xb60661b3 in g_signal_emit (instance=0x8e1a960, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#80 0xb6e28bbc in clutter_actor_continue_paint (self=0x8e1a960)
    at ./clutter-actor.c:3045
#81 0xb6e36c72 in clutter_actor_paint (self=0x8e1a960)
    at ./clutter-actor.c:2987
#82 0xb5f7d118 in g_list_foreach (list=<optimized out>,
    func=0xb6e36930 <clutter_actor_paint>, user_data=0x0)
    at /tmp/buildd/glib2.0-2.28.8/./glib/glist.c:938
#83 0xb6e68a5d in clutter_group_real_paint (actor=0x8dade00)
    at ./clutter-group.c:281
#84 0xb6e8cd0e in clutter_stage_paint (self=0x8dade00)
    at ./clutter-stage.c:634
#85 0xb60669dc in g_cclosure_marshal_VOID__VOID (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92db830,
    invocation_hint=0xbf8f3f00, marshal_data=0xb6e8cc20)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gmarshal.c:79
#86 0xb60495ad in g_type_class_meta_marshal (closure=0x8da2928,
    return_value=0x0, n_param_values=1, param_values=0x92db830,
    invocation_hint=0xbf8f3f00, marshal_data=0x64)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:878
#87 0xb604ace4 in g_closure_invoke (closure=0x8da2928, return_value=0x0,
    n_param_values=1, param_values=0x92db830, invocation_hint=0xbf8f3f00)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gclosure.c:767
#88 0xb605cdcf in signal_emit_unlocked_R (node=0x8da29e0, detail=0,
    instance=0x8dade00, emission_return=0x0, instance_and_params=0x92db830)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3290
#89 0xb606602c in g_signal_emit_valist (instance=0x8dade00, signal_id=48,
    detail=0, var_args=0xbf8f40bc "\265=\005\266\b\336\332\b\005\002")
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:2983
#90 0xb60661b3 in g_signal_emit (instance=0x8dade00, signal_id=48, detail=0)
    at /tmp/buildd/glib2.0-2.28.8/./gobject/gsignal.c:3040
#91 0xb6e28bbc in clutter_actor_continue_paint (self=0x8dade00)
    at ./clutter-actor.c:3045
#92 0xb6e36c72 in clutter_actor_paint (self=0x8dade00)
    at ./clutter-actor.c:2987
#93 0xb6e918e3 in _clutter_stage_do_paint (stage=0x8dade00, clip=0x8d6e95c)
    at ./clutter-stage.c:574
#94 0xb6e22ec0 in clutter_stage_cogl_redraw (stage_window=0x8d6e918)
    at ./cogl/clutter-stage-cogl.c:433
#95 0xb6e93958 in _clutter_stage_window_redraw (window=0x8d6e918)
    at ./clutter-stage-window.c:215
#96 0xb6e44794 in clutter_backend_real_redraw (stage=0x8dade00,
    backend=<optimized out>) at ./clutter-backend.c:221
#97 clutter_backend_real_redraw (backend=0x8872850, stage=0x8dade00)
    at ./clutter-backend.c:209
#98 0xb6e44c27 in _clutter_backend_redraw (backend=0x8872850, stage=0x8dade00)
    at ./clutter-backend.c:424
#99 0xb6e8ff9b in clutter_stage_do_redraw (stage=0x8dade00)
    at ./clutter-stage.c:1023
#100 _clutter_stage_do_update (stage=0x8dade00) at ./clutter-stage.c:1079
#101 0xb6e74697 in clutter_clock_dispatch (source=0x8dad400, callback=0,
    user_data=0x0) at ./clutter-master-clock.c:384
#102 0xb5f818bf in g_main_dispatch (context=0x8875b38)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:2441
#103 g_main_context_dispatch (context=0x8875b38)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3014
#104 0xb5f82020 in g_main_context_iterate (context=0x8875b38,
    block=-1241969504, dispatch=1, self=<optimized out>)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3092
#105 0xb5f8275b in g_main_loop_run (loop=0x8878130)
    at /tmp/buildd/glib2.0-2.28.8/./glib/gmain.c:3300
#106 0xb77356e0 in meta_run () from /usr/lib/libmutter.so.0
#107 0x0804a0d4 in main ()



(gdb) call gjs_dumpstack ()
$1 = 143046536


(gdb) cont
Continuing.
[Thread 0xb3c83b70 (LWP 22798) exited]
[Thread 0xaf481b70 (LWP 22799) exited]
[Thread 0xaec5cb70 (LWP 22800) exited]
[Thread 0xb44f5b70 (LWP 22797) exited]

Program terminated with signal SIGSEGV, Segmentation fault.
The program no longer exists.
(gdb)



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