Copyright (C) 2012 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later 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-unknown-linux-gnu". For bug reporting instructions, please see: ... Reading symbols from /usr/bin/cheese...(no debugging symbols found)...done. (gdb) start Temporary breakpoint 1 at 0x40c740 Starting program: /usr/bin/cheese warning: Could not load shared library symbols for linux-vdso.so.1. Do you need "set solib-search-path" or "set sysroot"? Traceback (most recent call last): File "/usr/share/gdb/auto-load/usr/lib/libgobject-2.0.so.0.3200.3-gdb.py", line 9, in from gobject import register File "/usr/share/glib-2.0/gdb/gobject.py", line 3, in import gdb.backtrace ImportError: No module named backtrace [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/libthread_db.so.1". Temporary breakpoint 1, 0x000000000040c740 in main () (gdb) (gdb) continue Continuing. [New Thread 0x7fffea66f700 (LWP 2463)] [New Thread 0x7fffe9a42700 (LWP 2464)] (cheese:2447): Gtk-WARNING **: Attempting to add a widget with type GtkImage to a GtkToggleButton, but as a GtkBin subclass a GtkToggleButton can only contain one widget at a time; it already contains a widget of type GtkLabel (cheese:2447): Gtk-WARNING **: Attempting to add a widget with type GtkImage to a GtkToggleButton, but as a GtkBin subclass a GtkToggleButton can only contain one widget at a time; it already contains a widget of type GtkLabel (cheese:2447): Gtk-WARNING **: Attempting to add a widget with type GtkImage to a GtkToggleButton, but as a GtkBin subclass a GtkToggleButton can only contain one widget at a time; it already contains a widget of type GtkLabel (cheese:2447): Gtk-WARNING **: Attempting to add a widget with type GtkImage to a GtkButton, but as a GtkBin subclass a GtkButton can only contain one widget at a time; it already contains a widget of type GtkLabel (cheese:2447): Gtk-WARNING **: Attempting to add a widget with type GtkGrid to a GtkToggleButton, but as a GtkBin subclass a GtkToggleButton can only contain one widget at a time; it already contains a widget of type GtkLabel (cheese:2447): Gtk-WARNING **: Attempting to add a widget with type GtkImage to a GtkButton, but as a GtkBin subclass a GtkButton can only contain one widget at a time; it already contains a widget of type GtkLabel ^C Program received signal SIGINT, Interrupt. 0x00007ffff589814f in g_type_value_table_peek () from /usr/lib/libgobject-2.0.so.0 (gdb) thread apply bt full (gdb) thread apply all bt full Thread 3 (Thread 0x7fffe9a42700 (LWP 2464)): #0 0x00007ffff508debd in poll () from /lib/libc.so.6 No symbol table info available. #1 0x00007ffff55b9774 in ?? () from /usr/lib/libglib-2.0.so.0 No symbol table info available. #2 0x00007ffff55b9bd2 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0 No symbol table info available. #3 0x00007fffe9a47b1b in ?? () from /usr/lib/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007ffff55dc105 in ?? () from /usr/lib/libglib-2.0.so.0 No symbol table info available. #5 0x00007ffff535de0f in start_thread () from /lib/libpthread.so.0 No symbol table info available. #6 0x00007ffff509604d in clone () from /lib/libc.so.6 No symbol table info available. Thread 2 (Thread 0x7fffea66f700 (LWP 2463)): #0 0x00007ffff508debd in poll () from /lib/libc.so.6 No symbol table info available. #1 0x00007ffff55b9774 in ?? () from /usr/lib/libglib-2.0.so.0 No symbol table info available. #2 0x00007ffff55b9bd2 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0 No symbol table info available. #3 0x00007ffff5d9f066 in ?? () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #4 0x00007ffff55dc105 in ?? () from /usr/lib/libglib-2.0.so.0 No symbol table info available. #5 0x00007ffff535de0f in start_thread () from /lib/libpthread.so.0 No symbol table info available. #6 0x00007ffff509604d in clone () from /lib/libc.so.6 No symbol table info available. Thread 1 (Thread 0x7ffff7fb6880 (LWP 2447)): #0 0x00007ffff589814f in g_type_value_table_peek () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #1 0x00007ffff589a145 in g_value_unset () from /usr/lib/libgobject-2.0.so.0 ---Type to continue, or q to quit--- No symbol table info available. #2 0x00007ffff776d258 in gst_value_subtract () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #3 0x00007ffff776d1c6 in gst_value_subtract () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #4 0x00007ffff776d1c6 in gst_value_subtract () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #5 0x00007ffff776d1c6 in gst_value_subtract () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #6 0x00007ffff776d1c6 in gst_value_subtract () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #7 0x00007ffff776d1c6 in gst_value_subtract () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #8 0x00007ffff776d1c6 in gst_value_subtract () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #9 0x00007ffff776d1c6 in gst_value_subtract () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #10 0x00007ffff774fc50 in ?? () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #11 0x00007ffff77502f1 in gst_structure_foreach () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #12 0x00007ffff770ac3c in gst_caps_merge_structure () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #13 0x00007ffff770c073 in gst_caps_intersect_full () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #14 0x00007ffff4b75d39 in ?? () from /usr/lib/libgstbase-0.10.so.0 No symbol table info available. #15 0x00007ffff772acba in ?? () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #16 0x00007ffff772e36a in gst_pad_get_caps_reffed () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #17 0x00007ffff7760f0b in gst_element_get_compatible_pad () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #18 0x00007ffff7761faa in gst_element_link_pads_full () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #19 0x00007fffe1bba40a in ?? () from /usr/lib/gstreamer-0.10/libgstcamerabin.so No symbol table info available. ---Type to continue, or q to quit--- #20 0x00007fffe1bba5af in ?? () from /usr/lib/gstreamer-0.10/libgstcamerabin.so No symbol table info available. #21 0x00007fffe1bba79d in ?? () from /usr/lib/gstreamer-0.10/libgstcamerabin.so No symbol table info available. #22 0x00007fffe1baeac0 in ?? () from /usr/lib/gstreamer-0.10/libgstcamerabin.so No symbol table info available. #23 0x00007ffff771761c in gst_element_change_state () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #24 0x00007ffff7717f72 in ?? () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #25 0x00007ffff7bd191c in cheese_camera_play () from /usr/lib/libcheese.so.3 No symbol table info available. #26 0x00000000004166a4 in cheese_main_window_setup_camera () No symbol table info available. #27 0x0000000000417564 in cheese_main_on_app_activate () No symbol table info available. #28 0x00007ffff5875ee4 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #29 0x00007ffff5886f70 in ?? () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #30 0x00007ffff588eeec in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #31 0x00007ffff588f082 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0 No symbol table info available. #32 0x000000000041720c in ?? () No symbol table info available. #33 0x00007ffff5d6db68 in g_application_run () from /usr/lib/libgio-2.0.so.0 No symbol table info available. #34 0x0000000000417798 in _vala_main () No symbol table info available. #35 0x00007ffff4fd3725 in __libc_start_main () from /lib/libc.so.6 No symbol table info available. #36 0x000000000040c791 in _start () No symbol table info available. (gdb) quit