Here is the gdb backtrace of mutter. I am not sure if I understand anything.
GNU gdb (GDB) 7.2-ubuntu Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "i686-linux-gnu". For bug reporting instructions, please see: <http://www.gnu.org/software/gdb/bugs/>. (gdb) handle SIG33 pass nostop noprint Signal Stop Print Pass to program Description SIG33 No No Yes Real-time event 33 (gdb) set pagination 0 (gdb) [K(gdb) attach 11858 Attaching to process 11858 Reading symbols from /usr/bin/mutter...(no debugging symbols found)...done. Reading symbols from /usr/lib/libgtk-x11-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgtk-x11-2.0.so.0 Reading symbols from /usr/lib/libgdk-x11-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgdk-x11-2.0.so.0 Reading symbols from /usr/lib/libatk-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libatk-1.0.so.0 Reading symbols from /usr/lib/libgio-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgio-2.0.so.0 Reading symbols from /usr/lib/libpangoft2-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libpangoft2-1.0.so.0 Reading symbols from /usr/lib/libfreetype.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libfreetype.so.6 Reading symbols from /usr/lib/libfontconfig.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libfontconfig.so.1 Reading symbols from /usr/lib/libgconf-2.so.4...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgconf-2.so.4 Reading symbols from /usr/lib/libstartup-notification-1.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libstartup-notification-1.so.0 Reading symbols from /usr/lib/libXcomposite.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXcomposite.so.1 Reading symbols from /usr/lib/libXrender.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXrender.so.1 Reading symbols from /usr/lib/libXdamage.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXdamage.so.1 Reading symbols from /usr/lib/libXfixes.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXfixes.so.3 Reading symbols from /usr/lib/libclutter-glx-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libclutter-glx-1.0.so.0 Reading symbols from /usr/lib/libpangocairo-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libpangocairo-1.0.so.0 Reading symbols from /usr/lib/libgdk_pixbuf-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgdk_pixbuf-2.0.so.0 Reading symbols from /usr/lib/libjson-glib-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libjson-glib-1.0.so.0 Reading symbols from /usr/lib/libpango-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libpango-1.0.so.0 Reading symbols from /usr/lib/libcairo.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libcairo.so.2 Reading symbols from /usr/lib/libgirepository-1.0.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgirepository-1.0.so.1 Reading symbols from /usr/lib/libgobject-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgobject-2.0.so.0 Reading symbols from /usr/lib/libgmodule-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgmodule-2.0.so.0 Reading symbols from /usr/lib/libffi.so.5...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libffi.so.5 Reading symbols from /usr/lib/libgthread-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgthread-2.0.so.0 Reading symbols from /lib/librt.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/librt.so.1 Reading symbols from /lib/libglib-2.0.so.0...(no debugging symbols found)...done. Loaded symbols for /lib/libglib-2.0.so.0 Reading symbols from /usr/lib/libXcursor.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXcursor.so.1 Reading symbols from /usr/lib/libXrandr.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXrandr.so.2 Reading symbols from /usr/lib/libSM.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libSM.so.6 Reading symbols from /usr/lib/libICE.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libICE.so.6 Reading symbols from /usr/lib/libX11.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libX11.so.6 Reading symbols from /usr/lib/libXext.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXext.so.6 Reading symbols from /usr/lib/libXinerama.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXinerama.so.1 Reading symbols from /lib/libm.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/libm.so.6 Reading symbols from /lib/libpthread.so.0...(no debugging symbols found)...done. [Thread debugging using libthread_db enabled] [New Thread 0xb71edb70 (LWP 11859)] Loaded symbols for /lib/libpthread.so.0 Reading symbols from /lib/libc.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/libc.so.6 Reading symbols from /usr/lib/mesa/libGL.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/mesa/libGL.so.1 Reading symbols from /usr/lib/libXi.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXi.so.6 Reading symbols from /lib/libdl.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /lib/libpcre.so.3...(no debugging symbols found)...done. Loaded symbols for /lib/libpcre.so.3 Reading symbols from /lib/libresolv.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libresolv.so.2 Reading symbols from /lib/libz.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libz.so.1 Reading symbols from /lib/libselinux.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libselinux.so.1 Reading symbols from /lib/libexpat.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libexpat.so.1 Reading symbols from /usr/lib/libORBit-2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libORBit-2.so.0 Reading symbols from /usr/lib/libxcb-aux.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb-aux.so.0 Reading symbols from /usr/lib/libxcb-event.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb-event.so.1 Reading symbols from /usr/lib/libxcb-atom.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb-atom.so.1 Reading symbols from /usr/lib/libxcb.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb.so.1 Reading symbols from /usr/lib/libpixman-1.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libpixman-1.so.0 Reading symbols from /lib/libpng12.so.0...(no debugging symbols found)...done. Loaded symbols for /lib/libpng12.so.0 Reading symbols from /usr/lib/libxcb-shm.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb-shm.so.0 Reading symbols from /usr/lib/libxcb-render.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb-render.so.0 Reading symbols from /lib/ld-linux.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/ld-linux.so.2 Reading symbols from /lib/libuuid.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libuuid.so.1 Reading symbols from /usr/lib/libXxf86vm.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXxf86vm.so.1 Reading symbols from /lib/libdrm.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libdrm.so.2 Reading symbols from /usr/lib/libXau.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXau.so.6 Reading symbols from /usr/lib/libXdmcp.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXdmcp.so.6 Reading symbols from /lib/libnss_compat.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libnss_compat.so.2 Reading symbols from /lib/libnsl.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libnsl.so.1 Reading symbols from /lib/libnss_nis.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libnss_nis.so.2 Reading symbols from /lib/libnss_files.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libnss_files.so.2 Reading symbols from /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so Reading symbols from /usr/lib/libcanberra-gtk.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libcanberra-gtk.so.0 Reading symbols from /usr/lib/libcanberra.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libcanberra.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)...done. 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/libtdb.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libtdb.so.1 Reading symbols from /usr/lib/libltdl.so.7...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libltdl.so.7 Reading symbols from /usr/lib/gtk-2.0/2.10.0/engines/libsmooth.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gtk-2.0/2.10.0/engines/libsmooth.so Reading symbols from /usr/lib/dri/i965_dri.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/dri/i965_dri.so Reading symbols from /lib/libdrm_intel.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libdrm_intel.so.1 Reading symbols from /usr/lib/mutter/plugins/libunity-mutter.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/mutter/plugins/libunity-mutter.so Reading symbols from /usr/lib/libunity.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libunity.so.0 Reading symbols from /usr/lib/libunity-private.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libunity-private.so.0 Reading symbols from /usr/lib/libclutk-0.3.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libclutk-0.3.so.0 Reading symbols from /usr/lib/libclutter-gtk-0.10.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libclutter-gtk-0.10.so.0 Reading symbols from /usr/lib/libdbusmenu-glib.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libdbusmenu-glib.so.1 Reading symbols from /usr/lib/libdee-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libdee-1.0.so.0 Reading symbols from /usr/lib/libdbus-glib-1.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libdbus-glib-1.so.2 Reading symbols from /lib/libdbus-1.so.3...(no debugging symbols found)...done. Loaded symbols for /lib/libdbus-1.so.3 Reading symbols from /usr/lib/libgee.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgee.so.2 Reading symbols from /usr/lib/libgnome-desktop-2.so.17...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgnome-desktop-2.so.17 Reading symbols from /usr/lib/libindicator.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libindicator.so.0 Reading symbols from /usr/lib/libbamf.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libbamf.so.0 Reading symbols from /usr/lib/libwnck-1.so.22...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libwnck-1.so.22 Reading symbols from /usr/lib/libgnomeui-2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgnomeui-2.so.0 Reading symbols from /usr/lib/libbonoboui-2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libbonoboui-2.so.0 Reading symbols from /usr/lib/libgnomevfs-2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgnomevfs-2.so.0 Reading symbols from /usr/lib/libgnomecanvas-2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgnomecanvas-2.so.0 Reading symbols from /usr/lib/libgnome-2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgnome-2.so.0 Reading symbols from /lib/libpopt.so.0...(no debugging symbols found)...done. Loaded symbols for /lib/libpopt.so.0 Reading symbols from /usr/lib/libbonobo-2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libbonobo-2.so.0 Reading symbols from /usr/lib/libbonobo-activation.so.4...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libbonobo-activation.so.4 Reading symbols from /usr/lib/libart_lgpl_2.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libart_lgpl_2.so.2 Reading symbols from /usr/lib/libunique-1.0.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libunique-1.0.so.0 Reading symbols from /usr/lib/libunity-misc.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libunity-misc.so.0 Reading symbols from /usr/lib/libutouch-grail.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libutouch-grail.so.1 Reading symbols from /usr/lib/libxcb-icccm.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb-icccm.so.1 Reading symbols from /usr/lib/libxcb-property.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxcb-property.so.1 Reading symbols from /usr/lib/libGLEW.so.1.5...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libGLEW.so.1.5 Reading symbols from /usr/lib/libxml2.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libxml2.so.2 Reading symbols from /usr/lib/libXRes.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXRes.so.1 Reading symbols from /usr/lib/libgnome-keyring.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgnome-keyring.so.0 Reading symbols from /usr/lib/libgnutls.so.26...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgnutls.so.26 Reading symbols from /usr/lib/libavahi-glib.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libavahi-glib.so.1 Reading symbols from /usr/lib/libavahi-common.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libavahi-common.so.3 Reading symbols from /usr/lib/libavahi-client.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libavahi-client.so.3 Reading symbols from /lib/libutil.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libutil.so.1 Reading symbols from /usr/lib/libgailutil.so.18...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgailutil.so.18 Reading symbols from /usr/lib/libORBitCosNaming-2.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libORBitCosNaming-2.so.0 Reading symbols from /usr/lib/libmtdev.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libmtdev.so.1 Reading symbols from /usr/lib/libXmu.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXmu.so.6 Reading symbols from /usr/lib/libGLU.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libGLU.so.1 Reading symbols from /lib/libgcrypt.so.11...(no debugging symbols found)...done. Loaded symbols for /lib/libgcrypt.so.11 Reading symbols from /usr/lib/libtasn1.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libtasn1.so.3 Reading symbols from /usr/lib/libXt.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXt.so.6 Reading symbols from /usr/lib/libstdc++.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libstdc++.so.6 Reading symbols from /lib/libgcc_s.so.1...(no debugging symbols found)...done. Loaded symbols for /lib/libgcc_s.so.1 Reading symbols from /lib/libgpg-error.so.0...(no debugging symbols found)...done. Loaded symbols for /lib/libgpg-error.so.0 Reading symbols from /usr/lib/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-png.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-png.so Reading symbols from /usr/lib/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-svg.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-svg.so Reading symbols from /usr/lib/librsvg-2.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/librsvg-2.so.2 Reading symbols from /usr/lib/libcroco-0.6.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libcroco-0.6.so.3 Reading symbols from /usr/lib/gconv/ISO8859-1.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gconv/ISO8859-1.so Reading symbols from /usr/lib/gio/modules/libgvfsdbus.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gio/modules/libgvfsdbus.so Reading symbols from /usr/lib/libgvfscommon.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libgvfscommon.so.0 Reading symbols from /lib/libudev.so.0...(no debugging symbols found)...done. Loaded symbols for /lib/libudev.so.0 Reading symbols from /usr/lib/pango/1.6.0/modules/pango-basic-fc.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/pango/1.6.0/modules/pango-basic-fc.so Reading symbols from /usr/lib/gio/modules/libgioremote-volume-monitor.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gio/modules/libgioremote-volume-monitor.so Reading symbols from /usr/lib/indicators/3/libappmenu.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/indicators/3/libappmenu.so Reading symbols from /usr/lib/libdbusmenu-gtk.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libdbusmenu-gtk.so.1 Reading symbols from /usr/lib/indicators/3/libapplication.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/indicators/3/libapplication.so Reading symbols from /usr/lib/indicators/3/libsoundmenu.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/indicators/3/libsoundmenu.so Reading symbols from /usr/lib/libido-0.1.so.0...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libido-0.1.so.0 Reading symbols from /usr/lib/indicators/3/libmessaging.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/indicators/3/libmessaging.so Reading symbols from /usr/lib/libindicate.so.4...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libindicate.so.4 Reading symbols from /usr/lib/indicators/3/libdatetime.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/indicators/3/libdatetime.so Reading symbols from /usr/lib/gio/modules/libdconfsettings.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gio/modules/libdconfsettings.so Reading symbols from /usr/lib/indicators/3/libme.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/indicators/3/libme.so Reading symbols from /usr/lib/indicators/3/libsession.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/indicators/3/libsession.so Reading symbols from /usr/lib/gtk-2.0/2.10.0/immodules/im-ibus.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gtk-2.0/2.10.0/immodules/im-ibus.so Reading symbols from /usr/lib/libibus.so.2...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libibus.so.2 Reading symbols from /usr/lib/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-jpeg.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-jpeg.so Reading symbols from /usr/lib/libjpeg.so.62...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libjpeg.so.62 Reading symbols from /usr/lib/gio/modules/libgiobamf.so...(no debugging symbols found)...done. Loaded symbols for /usr/lib/gio/modules/libgiobamf.so 0x00ee2416 in __kernel_vsyscall () (gdb) contunue[K[K[K[Kinue Continuing. Program received signal SIGSEGV, Segmentation fault. 0x08f057a3 in unity_places_place_entry_remote_set_active () from /usr/lib/libunity-private.so.0 (gdb) backtrace full #0 0x08f057a3 in unity_places_place_entry_remote_set_active () from /usr/lib/libunity-private.so.0 No symbol table info available. #1 0x08f0582a in ?? () from /usr/lib/libunity-private.so.0 No symbol table info available. #2 0x08f07b8a in unity_places_place_entry_set_active () from /usr/lib/libunity-private.so.0 No symbol table info available. #3 0x08f20504 in unity_places_view_on_entry_view_activated () from /usr/lib/libunity-private.so.0 No symbol table info available. #4 0x08ef081b in ?? () from /usr/lib/libunity-private.so.0 No symbol table info available. #5 0x00fa41bc in g_cclosure_marshal_VOID(unsigned int0_t) () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #6 0x00f944b2 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #7 0x00fad0e5 in ?? () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #8 0x00fae75c in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #9 0x00faea45 in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #10 0x08effd6f in ?? () from /usr/lib/libunity-private.so.0 No symbol table info available. #11 0x08f2dbb1 in unity_launcher_scroller_child_controller_activate () from /usr/lib/libunity-private.so.0 No symbol table info available. #12 0x08f2e683 in ?? () from /usr/lib/libunity-private.so.0 No symbol table info available. #13 0x008d9014 in clutter_marshal_BOOLEAN__BOXED () from /usr/lib/libclutter-glx-1.0.so.0 No symbol table info available. #14 0x00f944b2 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #15 0x00fad0e5 in ?? () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #16 0x00fae5db in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #17 0x00faeec2 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #18 0x0089e128 in clutter_actor_event () from /usr/lib/libclutter-glx-1.0.so.0 No symbol table info available. #19 0x08f3abc2 in ?? () from /usr/lib/libunity-private.so.0 No symbol table info available. #20 0x008d9014 in clutter_marshal_BOOLEAN__BOXED () from /usr/lib/libclutter-glx-1.0.so.0 No symbol table info available. #21 0x00f944b2 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #22 0x00fad0e5 in ?? () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #23 0x00fae5db in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #24 0x00faeec2 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #25 0x0089e128 in clutter_actor_event () from /usr/lib/libclutter-glx-1.0.so.0 No symbol table info available. #26 0x008d55e0 in ?? () from /usr/lib/libclutter-glx-1.0.so.0 No symbol table info available. #27 0x008d820e in ?? () from /usr/lib/libclutter-glx-1.0.so.0 No symbol table info available. #28 0x008ec488 in ?? () from /usr/lib/libclutter-glx-1.0.so.0 No symbol table info available. #29 0x008d9577 in ?? () from /usr/lib/libclutter-glx-1.0.so.0 No symbol table info available. #30 0x0098f015 in g_main_context_dispatch () from /lib/libglib-2.0.so.0 No symbol table info available. #31 0x00992e28 in ?? () from /lib/libglib-2.0.so.0 No symbol table info available. #32 0x00993367 in g_main_loop_run () from /lib/libglib-2.0.so.0 No symbol table info available. #33 0x08082e03 in main () No symbol table info available. (gdb) [Kinfo registers eax 0x9fcdfb0 167567280 ecx 0xaaaaaaab -1431655765 edx 0x1 1 ebx 0x8f5aff4 150319092 esp 0xbff3de10 0xbff3de10 ebp 0xbff3de28 0xbff3de28 esi 0x0 0 edi 0x9349140 154440000 eip 0x8f057a3 0x8f057a3 <unity_places_place_entry_remote_set_active+35> eflags 0x10202 [ IF RF ] cs 0x73 115 ss 0x7b 123 ds 0x7b 123 es 0x7b 123 fs 0x0 0 gs 0x33 51 (gdb) x/16i $pc => 0x8f057a3 <unity_places_place_entry_remote_set_active+35>: mov (%esi),%eax 0x8f057a5 <unity_places_place_entry_remote_set_active+37>: mov %eax,(%esp) 0x8f057a8 <unity_places_place_entry_remote_set_active+40>: call 0x8edccc0 <g_type_interface_p...@plt> 0x8f057ad <unity_places_place_entry_remote_set_active+45>: mov 0x14(%ebp),%edx 0x8f057b0 <unity_places_place_entry_remote_set_active+48>: mov %esi,(%esp) 0x8f057b3 <unity_places_place_entry_remote_set_active+51>: mov %edx,0xc(%esp) 0x8f057b7 <unity_places_place_entry_remote_set_active+55>: mov 0x10(%ebp),%edx 0x8f057ba <unity_places_place_entry_remote_set_active+58>: mov %edx,0x8(%esp) 0x8f057be <unity_places_place_entry_remote_set_active+62>: mov 0xc(%ebp),%edx 0x8f057c1 <unity_places_place_entry_remote_set_active+65>: mov %edx,0x4(%esp) 0x8f057c5 <unity_places_place_entry_remote_set_active+69>: call *0x20(%eax) 0x8f057c8 <unity_places_place_entry_remote_set_active+72>: mov -0x8(%ebp),%ebx 0x8f057cb <unity_places_place_entry_remote_set_active+75>: mov -0x4(%ebp),%esi 0x8f057ce <unity_places_place_entry_remote_set_active+78>: mov %ebp,%esp 0x8f057d0 <unity_places_place_entry_remote_set_active+80>: pop %ebp 0x8f057d1 <unity_places_place_entry_remote_set_active+81>: ret (gdb) thread apply all backtrace Thread 2 (Thread 0xb71edb70 (LWP 11859)): #0 0x00ee2416 in __kernel_vsyscall () #1 0x03c05de6 in poll () from /lib/libc.so.6 #2 0x009a025b in g_poll () from /lib/libglib-2.0.so.0 #3 0x00992bfc in ?? () from /lib/libglib-2.0.so.0 #4 0x00993367 in g_main_loop_run () from /lib/libglib-2.0.so.0 #5 0x001c0a64 in ?? () from /usr/lib/libgio-2.0.so.0 #6 0x009b9eef in ?? () from /lib/libglib-2.0.so.0 #7 0x00397cc9 in start_thread () from /lib/libpthread.so.0 #8 0x03c146ae in clone () from /lib/libc.so.6 Thread 1 (Thread 0xb78b8860 (LWP 11858)): #0 0x08f057a3 in unity_places_place_entry_remote_set_active () from /usr/lib/libunity-private.so.0 #1 0x08f0582a in ?? () from /usr/lib/libunity-private.so.0 #2 0x08f07b8a in unity_places_place_entry_set_active () from /usr/lib/libunity-private.so.0 #3 0x08f20504 in unity_places_view_on_entry_view_activated () from /usr/lib/libunity-private.so.0 #4 0x08ef081b in ?? () from /usr/lib/libunity-private.so.0 #5 0x00fa41bc in g_cclosure_marshal_VOID(unsigned int0_t) () from /usr/lib/libgobject-2.0.so.0 #6 0x00f944b2 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 #7 0x00fad0e5 in ?? () from /usr/lib/libgobject-2.0.so.0 #8 0x00fae75c in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 #9 0x00faea45 in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0 #10 0x08effd6f in ?? () from /usr/lib/libunity-private.so.0 #11 0x08f2dbb1 in unity_launcher_scroller_child_controller_activate () from /usr/lib/libunity-private.so.0 #12 0x08f2e683 in ?? () from /usr/lib/libunity-private.so.0 #13 0x008d9014 in clutter_marshal_BOOLEAN__BOXED () from /usr/lib/libclutter-glx-1.0.so.0 #14 0x00f944b2 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 #15 0x00fad0e5 in ?? () from /usr/lib/libgobject-2.0.so.0 #16 0x00fae5db in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 #17 0x00faeec2 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0 #18 0x0089e128 in clutter_actor_event () from /usr/lib/libclutter-glx-1.0.so.0 #19 0x08f3abc2 in ?? () from /usr/lib/libunity-private.so.0 #20 0x008d9014 in clutter_marshal_BOOLEAN__BOXED () from /usr/lib/libclutter-glx-1.0.so.0 #21 0x00f944b2 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 #22 0x00fad0e5 in ?? () from /usr/lib/libgobject-2.0.so.0 #23 0x00fae5db in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 #24 0x00faeec2 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0 #25 0x0089e128 in clutter_actor_event () from /usr/lib/libclutter-glx-1.0.so.0 #26 0x008d55e0 in ?? () from /usr/lib/libclutter-glx-1.0.so.0 #27 0x008d820e in ?? () from /usr/lib/libclutter-glx-1.0.so.0 #28 0x008ec488 in ?? () from /usr/lib/libclutter-glx-1.0.so.0 #29 0x008d9577 in ?? () from /usr/lib/libclutter-glx-1.0.so.0 #30 0x0098f015 in g_main_context_dispatch () from /lib/libglib-2.0.so.0 #31 0x00992e28 in ?? () from /lib/libglib-2.0.so.0 #32 0x00993367 in g_main_loop_run () from /lib/libglib-2.0.so.0 #33 0x08082e03 in main () (gdb) quit A debugging session is active. Inferior 1 [process 11858] will be detached. Quit anyway? (y or n) Detaching from program: /usr/bin/mutter, process 11858 -- Mutter restarts when applications button in the unity interface is clicked https://bugs.launchpad.net/bugs/632200 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
