[Desktop-packages] [Bug 1056334] Re: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream()
[Expired for gnome-control-center (Ubuntu) because there has been no activity for 60 days.] ** Changed in: gnome-control-center (Ubuntu) Status: Incomplete = Expired -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1056334 Title: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream() Status in “gnome-control-center” package in Ubuntu: Expired Bug description: Since the update to libgstreamer1.0, the sound module in gnome- control-center crashes on startup. $ export LANG=C $ gdb gnome-control-center GNU gdb (GDB) 7.5-ubuntu Copyright (C) 2012 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 x86_64-linux-gnu. For bug reporting instructions, please see: http://www.gnu.org/software/gdb/bugs/... Reading symbols from /usr/bin/gnome-control-center...(no debugging symbols found)...done. (gdb) r sound Starting program: /usr/bin/gnome-control-center sound [Thread debugging using libthread_db enabled] Using host libthread_db library /lib/x86_64-linux-gnu/libthread_db.so.1. [New Thread 0x7fffee641700 (LWP 2442)] [New Thread 0x7fffe7fff700 (LWP 2443)] [New Thread 0x7fffe4adf700 (LWP 2444)] [Thread 0x7fffe4adf700 (LWP 2444) exited] [New Thread 0x7fffe4adf700 (LWP 2445)] Program received signal SIGSEGV, Segmentation fault. _IO_vfprintf_internal (s=0x7f7ff620, format=0x7fffc8d09428 \n lookup device from stream - %s - it is a network_stream \n, ap=0x7f7ff848) at vfprintf.c:1329 1329 vfprintf.c: No such file or directory. ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: gnome-control-center 1:3.4.2-0ubuntu15 ProcVersionSignature: Ubuntu 3.5.0-15.23-generic 3.5.4 Uname: Linux 3.5.0-15-generic x86_64 ApportVersion: 2.5.2-0ubuntu4 Architecture: amd64 Date: Tue Sep 25 19:05:24 2012 InstallationMedia: Ubuntu 12.04 LTS Precise Pangolin - Release amd64 (20120425) SourcePackage: gnome-control-center UpgradeStatus: Upgraded to quantal on 2012-08-24 (31 days ago) usr_lib_gnome-control-center: activity-log-manager-control-center 0.9.4-0ubuntu3 deja-dup23.92-0ubuntu1 gnome-control-center-signon 0.0.17-0ubuntu1 indicator-datetime 12.10.1-0ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1056334/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
[Desktop-packages] [Bug 1056334] Re: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream()
Ok, after further investigation, the problem comes from my (external) sound card, an EMU Tracker Pre. The crash happens when selecting this device as input device in the sound applet. Here is the stacktrace: (gdb) run sound Starting program: /tmp/tmpVSBtz1/usr/bin/gnome-control-center sound [Thread debugging using libthread_db enabled] Using host libthread_db library /lib/x86_64-linux-gnu/libthread_db.so.1. [New Thread 0x7fffef2b5700 (LWP 17363)] [New Thread 0x7fffed3d0700 (LWP 17364)] warning: /tmp/tmpVSBtz1/usr/lib/debug/.build-id/44/e380bea4bc54a41e8afa2f8b7bb2d4717d1f87.debug: separate debug info file has no debug info warning: Could not load shared library symbols for /usr/lib/x86_64-linux-gnu/gtk-3.0/3.0.0/menuproxies/libappmenu.so. Do you need set solib-search-path or set sysroot? [New Thread 0x7fffc23ab700 (LWP 17366)] Program received signal SIGSEGV, Segmentation fault. g_signal_emit_valist (instance=0x557f2ca0, signal_id=1, detail=1458, var_args=var_args@entry=0x7f7ff198) at /build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3080 3080/build/buildd/glib2.0-2.34.1/./gobject/gsignal.c: No such file or directory. (gdb) bt #0 g_signal_emit_valist (instance=0x557f2ca0, signal_id=1, detail=1458, var_args=var_args@entry=0x7f7ff198) at /build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3080 #1 0x7619f642 in g_signal_emit (instance=optimized out, signal_id=optimized out, detail=optimized out) at /build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3356 #2 0x7618aaf5 in g_object_dispatch_properties_changed (object=0x557f2ca0, n_pspecs=1, pspecs=0x5b2) at /build/buildd/glib2.0-2.34.1/./gobject/gobject.c:1041 #3 0x7618a53e in g_object_notify_queue_thaw (object=object@entry=0x557f2ca0, nqueue=nqueue@entry=0x562e5d90) at /build/buildd/glib2.0-2.34.1/./gobject/gobject.c:291 #4 0x7618c593 in g_object_thaw_notify (object=0x557f2ca0) at /build/buildd/glib2.0-2.34.1/./gobject/gobject.c:1269 #5 0x775e44bb in apply_cell_attributes (renderer=0x557f2ca0, info=0x55aaa010, data=0x7f7ff410) at /build/buildd/gtk+3.0-3.6.0/./gtk/gtkcellarea.c:1287 #6 0x75eb7090 in g_hash_table_foreach (hash_table=0x55ae, func=func@entry=0x775e43a0 apply_cell_attributes, user_data=user_data@entry=0x7f7ff410) at /build/buildd/glib2.0-2.34.1/./glib/ghash.c:1524 #7 0x775e4356 in gtk_cell_area_real_apply_attributes (area=optimized out, tree_model=0x55a93640, iter=0x5630cc00, is_expander=optimized out, is_expanded=optimized out) at /build/buildd/gtk+3.0-3.6.0/./gtk/gtkcellarea.c:1313 #8 0x775e9d9f in gtk_cell_area_box_apply_attributes (area=optimized out, tree_model=tree_model@entry=0x55a93640, iter=iter@entry=0x5630cc00, is_expander=optimized out, is_expanded=optimized out) at /build/buildd/gtk+3.0-3.6.0/./gtk/gtkcellareabox.c:1317 #9 0x776b0158 in _gtk_marshal_VOID__OBJECT_BOXED_BOOLEAN_BOOLEANv (closure=0x559f8290, return_value=optimized out, instance=0x55a71cd0, args=optimized out, marshal_data=optimized out, n_params=optimized out, param_types=0x559ffed0) at /build/buildd/gtk+3.0-3.6.0/./gtk/gtkmarshalers.c:4960 #10 0x76186407 in _g_closure_invoke_va (closure=0x559f8290, return_value=0x0, instance=0x55a71cd0, args=0x7f7ff7a8, n_params=4, param_types=0x559ffed0) at /build/buildd/glib2.0-2.34.1/./gobject/gclosure.c:840 #11 0x7619edf6 in g_signal_emit_valist (instance=0x55a71cd0, signal_id=optimized out, detail=0, var_args=var_args@entry=0x7f7ff7a8) at /build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3211 #12 0x7619f642 in g_signal_emit (instance=instance@entry=0x55a71cd0, signal_id=optimized out, detail=detail@entry=0) at /build/buildd/glib2.0-2.34.1/./gobject/gsignal.c:3356 #13 0x775e61b4 in gtk_cell_area_apply_attributes (area=0x55a71cd0, tree_model=tree_model@entry=0x55a93640, iter=iter@entry=0x7f7ff8c0, is_expander=is_expander@entry=0, is_expanded=is_expanded@entry=0) at /build/buildd/gtk+3.0-3.6.0/./gtk/gtkcellarea.c:2362 #14 0x777caa5d in gtk_tree_view_column_cell_set_cell_data (tree_column=optimized out, tree_model=tree_model@entry=0x55a93640, iter=iter@entry=0x7f7ff8c0, is_expander=is_expander@entry=0, is_expanded=is_expanded@entry=0) at /build/buildd/gtk+3.0-3.6.0/./gtk/gtktreeviewcolumn.c:2872 ---Type return to continue, or q return to quit---q -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1056334 Title: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream() Status in “gnome-control-center” package in Ubuntu: Incomplete Bug description: Since the update to libgstreamer1.0, the sound module in gnome-
[Desktop-packages] [Bug 1056334] Re: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream()
By the way, this issue may unrelated to the original one since there's no reference to gvc_mixer_control_lookup_device_from_stream but if I had to guess, the first crash happened when looking for my emu tracker pre as a device when running the sound applet ... -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1056334 Title: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream() Status in “gnome-control-center” package in Ubuntu: Incomplete Bug description: Since the update to libgstreamer1.0, the sound module in gnome- control-center crashes on startup. $ export LANG=C $ gdb gnome-control-center GNU gdb (GDB) 7.5-ubuntu Copyright (C) 2012 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 x86_64-linux-gnu. For bug reporting instructions, please see: http://www.gnu.org/software/gdb/bugs/... Reading symbols from /usr/bin/gnome-control-center...(no debugging symbols found)...done. (gdb) r sound Starting program: /usr/bin/gnome-control-center sound [Thread debugging using libthread_db enabled] Using host libthread_db library /lib/x86_64-linux-gnu/libthread_db.so.1. [New Thread 0x7fffee641700 (LWP 2442)] [New Thread 0x7fffe7fff700 (LWP 2443)] [New Thread 0x7fffe4adf700 (LWP 2444)] [Thread 0x7fffe4adf700 (LWP 2444) exited] [New Thread 0x7fffe4adf700 (LWP 2445)] Program received signal SIGSEGV, Segmentation fault. _IO_vfprintf_internal (s=0x7f7ff620, format=0x7fffc8d09428 \n lookup device from stream - %s - it is a network_stream \n, ap=0x7f7ff848) at vfprintf.c:1329 1329 vfprintf.c: No such file or directory. ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: gnome-control-center 1:3.4.2-0ubuntu15 ProcVersionSignature: Ubuntu 3.5.0-15.23-generic 3.5.4 Uname: Linux 3.5.0-15-generic x86_64 ApportVersion: 2.5.2-0ubuntu4 Architecture: amd64 Date: Tue Sep 25 19:05:24 2012 InstallationMedia: Ubuntu 12.04 LTS Precise Pangolin - Release amd64 (20120425) SourcePackage: gnome-control-center UpgradeStatus: Upgraded to quantal on 2012-08-24 (31 days ago) usr_lib_gnome-control-center: activity-log-manager-control-center 0.9.4-0ubuntu3 deja-dup23.92-0ubuntu1 gnome-control-center-signon 0.0.17-0ubuntu1 indicator-datetime 12.10.1-0ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1056334/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
[Desktop-packages] [Bug 1056334] Re: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream()
Do you still get the issue? Could you install libglib2.0-0-dbg and get a new stacktrace? It would also useful if you could do: - gdb gnome-control-center (gdb) run sound ... you should hit the bug and gdb should stop then type frame 6 (or whatever number correspond to that code line: #6 0x7fffc8cfc49a in gvc_mixer_control_lookup_device_from_stream (control=control@entry=0x55af2690, stream=stream@entry=0x559e3570) at gvc-mixer-control.c:229) then type print *device ** Changed in: gnome-control-center (Ubuntu) Status: New = Incomplete -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1056334 Title: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream() Status in “gnome-control-center” package in Ubuntu: Incomplete Bug description: Since the update to libgstreamer1.0, the sound module in gnome- control-center crashes on startup. $ export LANG=C $ gdb gnome-control-center GNU gdb (GDB) 7.5-ubuntu Copyright (C) 2012 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 x86_64-linux-gnu. For bug reporting instructions, please see: http://www.gnu.org/software/gdb/bugs/... Reading symbols from /usr/bin/gnome-control-center...(no debugging symbols found)...done. (gdb) r sound Starting program: /usr/bin/gnome-control-center sound [Thread debugging using libthread_db enabled] Using host libthread_db library /lib/x86_64-linux-gnu/libthread_db.so.1. [New Thread 0x7fffee641700 (LWP 2442)] [New Thread 0x7fffe7fff700 (LWP 2443)] [New Thread 0x7fffe4adf700 (LWP 2444)] [Thread 0x7fffe4adf700 (LWP 2444) exited] [New Thread 0x7fffe4adf700 (LWP 2445)] Program received signal SIGSEGV, Segmentation fault. _IO_vfprintf_internal (s=0x7f7ff620, format=0x7fffc8d09428 \n lookup device from stream - %s - it is a network_stream \n, ap=0x7f7ff848) at vfprintf.c:1329 1329 vfprintf.c: No such file or directory. ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: gnome-control-center 1:3.4.2-0ubuntu15 ProcVersionSignature: Ubuntu 3.5.0-15.23-generic 3.5.4 Uname: Linux 3.5.0-15-generic x86_64 ApportVersion: 2.5.2-0ubuntu4 Architecture: amd64 Date: Tue Sep 25 19:05:24 2012 InstallationMedia: Ubuntu 12.04 LTS Precise Pangolin - Release amd64 (20120425) SourcePackage: gnome-control-center UpgradeStatus: Upgraded to quantal on 2012-08-24 (31 days ago) usr_lib_gnome-control-center: activity-log-manager-control-center 0.9.4-0ubuntu3 deja-dup23.92-0ubuntu1 gnome-control-center-signon 0.0.17-0ubuntu1 indicator-datetime 12.10.1-0ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1056334/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
[Desktop-packages] [Bug 1056334] Re: sound capplet segfaults
** Changed in: gnome-control-center (Ubuntu) Status: Incomplete = New ** Summary changed: - sound capplet segfaults + sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream() -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1056334 Title: sound capplet segfaults in gvc_mixer_control_lookup_device_from_stream() Status in “gnome-control-center” package in Ubuntu: New Bug description: Since the update to libgstreamer1.0, the sound module in gnome- control-center crashes on startup. $ export LANG=C $ gdb gnome-control-center GNU gdb (GDB) 7.5-ubuntu Copyright (C) 2012 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 x86_64-linux-gnu. For bug reporting instructions, please see: http://www.gnu.org/software/gdb/bugs/... Reading symbols from /usr/bin/gnome-control-center...(no debugging symbols found)...done. (gdb) r sound Starting program: /usr/bin/gnome-control-center sound [Thread debugging using libthread_db enabled] Using host libthread_db library /lib/x86_64-linux-gnu/libthread_db.so.1. [New Thread 0x7fffee641700 (LWP 2442)] [New Thread 0x7fffe7fff700 (LWP 2443)] [New Thread 0x7fffe4adf700 (LWP 2444)] [Thread 0x7fffe4adf700 (LWP 2444) exited] [New Thread 0x7fffe4adf700 (LWP 2445)] Program received signal SIGSEGV, Segmentation fault. _IO_vfprintf_internal (s=0x7f7ff620, format=0x7fffc8d09428 \n lookup device from stream - %s - it is a network_stream \n, ap=0x7f7ff848) at vfprintf.c:1329 1329 vfprintf.c: No such file or directory. ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: gnome-control-center 1:3.4.2-0ubuntu15 ProcVersionSignature: Ubuntu 3.5.0-15.23-generic 3.5.4 Uname: Linux 3.5.0-15-generic x86_64 ApportVersion: 2.5.2-0ubuntu4 Architecture: amd64 Date: Tue Sep 25 19:05:24 2012 InstallationMedia: Ubuntu 12.04 LTS Precise Pangolin - Release amd64 (20120425) SourcePackage: gnome-control-center UpgradeStatus: Upgraded to quantal on 2012-08-24 (31 days ago) usr_lib_gnome-control-center: activity-log-manager-control-center 0.9.4-0ubuntu3 deja-dup23.92-0ubuntu1 gnome-control-center-signon 0.0.17-0ubuntu1 indicator-datetime 12.10.1-0ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1056334/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
[Desktop-packages] [Bug 1056334] Re: sound capplet segfaults
You are sure it has to do with gstreamer? Would be useful if you could try to obtain a backtrace following the instructions at http://wiki.ubuntu.com/DebuggingProgramCrash and upload the backtrace (as an attachment) to the bug report. ** Summary changed: - sound module crash on startup + sound capplet segfaults -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1056334 Title: sound capplet segfaults Status in “gnome-control-center” package in Ubuntu: Incomplete Bug description: Since the update to libgstreamer1.0, the sound module in gnome- control-center crashes on startup. $ export LANG=C $ gdb gnome-control-center GNU gdb (GDB) 7.5-ubuntu Copyright (C) 2012 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 x86_64-linux-gnu. For bug reporting instructions, please see: http://www.gnu.org/software/gdb/bugs/... Reading symbols from /usr/bin/gnome-control-center...(no debugging symbols found)...done. (gdb) r sound Starting program: /usr/bin/gnome-control-center sound [Thread debugging using libthread_db enabled] Using host libthread_db library /lib/x86_64-linux-gnu/libthread_db.so.1. [New Thread 0x7fffee641700 (LWP 2442)] [New Thread 0x7fffe7fff700 (LWP 2443)] [New Thread 0x7fffe4adf700 (LWP 2444)] [Thread 0x7fffe4adf700 (LWP 2444) exited] [New Thread 0x7fffe4adf700 (LWP 2445)] Program received signal SIGSEGV, Segmentation fault. _IO_vfprintf_internal (s=0x7f7ff620, format=0x7fffc8d09428 \n lookup device from stream - %s - it is a network_stream \n, ap=0x7f7ff848) at vfprintf.c:1329 1329 vfprintf.c: No such file or directory. ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: gnome-control-center 1:3.4.2-0ubuntu15 ProcVersionSignature: Ubuntu 3.5.0-15.23-generic 3.5.4 Uname: Linux 3.5.0-15-generic x86_64 ApportVersion: 2.5.2-0ubuntu4 Architecture: amd64 Date: Tue Sep 25 19:05:24 2012 InstallationMedia: Ubuntu 12.04 LTS Precise Pangolin - Release amd64 (20120425) SourcePackage: gnome-control-center UpgradeStatus: Upgraded to quantal on 2012-08-24 (31 days ago) usr_lib_gnome-control-center: activity-log-manager-control-center 0.9.4-0ubuntu3 deja-dup23.92-0ubuntu1 gnome-control-center-signon 0.0.17-0ubuntu1 indicator-datetime 12.10.1-0ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1056334/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
[Desktop-packages] [Bug 1056334] Re: sound capplet segfaults
I'm quite sure this as nothing to do with gstreamer. Sorry for that if my previous post was not clear enough. I didn't manage to get apport-retrace working (apport did not log anything usefull in /var/crash) but here is a backtrace anyway: #0 _IO_vfprintf_internal (s=0x7f7ff620, format=0x7fffc8d09428 \n lookup device from stream - %s - it is a network_stream \n, ap=0x7f7ff848) at vfprintf.c:1329 #1 0x7540b8b1 in __GI___vasprintf_chk (result_ptr=0x7f7ff768, flags=1, format=0x7fffc8d09428 \n lookup device from stream - %s - it is a network_stream \n, args=0x7f7ff848) at vasprintf_chk.c:68 #2 0x7596177b in g_vasprintf () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #3 0x7594146d in g_strdup_vprintf () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x7592bc42 in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x7592bfb2 in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #6 0x7fffc8cfc49a in gvc_mixer_control_lookup_device_from_stream (control=control@entry=0x55af2690, stream=stream@entry=0x559e3570) at gvc-mixer-control.c:229 #7 0x7fffc8cff661 in gvc_mixer_control_set_default_source (control=control@entry=0x55af2690, stream=stream@entry=0x559e3570) at gvc-mixer-control.c:335 #8 0x7fffc8d01b22 in gvc_mixer_control_change_input (control=0x55af2690, input=0x55e51210) at gvc-mixer-control.c:684 #9 0x7fffc8cec2d6 in on_input_selection_changed (selection=optimized out, dialog=0x55d98000) at gvc-mixer-dialog.c:1501 #10 0x75be44fb in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #11 0x75bfe118 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #12 0x75bfe852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #13 0x77165669 in gtk_tree_selection_select_path () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0 #14 0x77165741 in gtk_tree_selection_select_iter () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0 #15 0x7fffc8cec5d6 in active_input_update (active_input=0x55e51210, dialog=0x55d98000) at gvc-mixer-dialog.c:746 #16 on_control_active_input_update (control=optimized out, id=optimized out, dialog=0x55d98000) at gvc-mixer-dialog.c:1369 #17 0x75be68b9 in g_cclosure_marshal_VOID(unsigned int0_t, void) () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #18 0x75be44fb in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #19 0x75bfe118 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #20 0x75bfe852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #21 0x7fffc8cff690 in gvc_mixer_control_set_default_source (control=control@entry=0x55af2690, stream=stream@entry=0x559e3570) at gvc-mixer-control.c:336 #22 0x7fffc8d01b22 in gvc_mixer_control_change_input (control=0x55af2690, input=0x55e51210) at gvc-mixer-control.c:684 #23 0x7fffc8cec2d6 in on_input_selection_changed (selection=optimized out, dialog=0x55d98000) at gvc-mixer-dialog.c:1501 #24 0x75be44fb in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #25 0x75bfe118 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #26 0x75bfe852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 #27 0x77165669 in gtk_tree_selection_select_path () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0 #28 0x77165741 in gtk_tree_selection_select_iter () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0 #29 0x7fffc8cec5d6 in active_input_update (active_input=0x55e51210, dialog=0x55d98000) at gvc-mixer-dialog.c:746 #30 on_control_active_input_update (control=optimized out, id=optimized out, dialog=0x55d98000) at gvc-mixer-dialog.c:1369 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1056334 Title: sound capplet segfaults Status in “gnome-control-center” package in Ubuntu: Incomplete Bug description: Since the update to libgstreamer1.0, the sound module in gnome- control-center crashes on startup. $ export LANG=C $ gdb gnome-control-center GNU gdb (GDB) 7.5-ubuntu Copyright (C) 2012 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 x86_64-linux-gnu. For bug reporting instructions, please see: http://www.gnu.org/software/gdb/bugs/... Reading symbols from /usr/bin/gnome-control-center...(no debugging symbols found)...done. (gdb) r sound Starting program: /usr/bin/gnome-control-center sound [Thread
