.
Thread 5 (Thread 0x7f8bcca2c700 (LWP 1173)):
#0  0x00007f8bd715a6d9 in syscall () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f8bd7f1ccaa in g_cond_wait_until () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f8bd7eac929 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f8bd7eacf4b in g_async_queue_timeout_pop () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f8bd7eff5ba in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f8bd7efeb65 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x00007f8bd742a66a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#7  0x00007f8bd716001d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 4 (Thread 0x7f8bcd493700 (LWP 1171)):
#0  0x00007f8bd71549ed in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f8bd7ed831c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f8bd7ed842c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f8bcd49b28d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007f8bd7efeb65 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f8bd742a66a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f8bd716001d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 3 (Thread 0x7f8bcecb6700 (LWP 1170)):
#0  0x00007f8bd71549ed in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f8bd7ed831c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f8bd7ed86a2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f8bd84d6816 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f8bd7efeb65 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f8bd742a66a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f8bd716001d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 2 (Thread 0x7f8bcf4b7700 (LWP 1169)):
#0  0x00007f8bd71549ed in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f8bd7ed831c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f8bd7ed842c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f8bd7ed8469 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f8bd7efeb65 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f8bd742a66a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f8bd716001d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 1 (Thread 0x7f8bdac3fa40 (LWP 1161)):
#0  0x00007f8bd9774575 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#1  0x00007f8bd7ec6b23 in g_hash_table_lookup () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f8bd97767bd in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#3  0x00007f8bd81b3d9a in g_object_unref () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#4  0x00007f8bd984e610 in gtk_widget_modify_style () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#5  0x0000000000442bc7 in panel_background_change_background_on_widget ()
No symbol table info available.
#6  0x00007f8bd96ecfc8 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#7  0x00007f8bd81af1d4 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0x00007f8bd81c99a6 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#9  0x00007f8bd81ca08f in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#10 0x000000000044197e in ?? ()
No symbol table info available.
#11 0x00007f8bd81b20a7 in g_cclosure_marshal_VOID__OBJECTv () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#12 0x00007f8bd81af1d4 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#13 0x00007f8bd81c99a6 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#14 0x00007f8bd81ca08f in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#15 0x00007f8bd984d83c in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#16 0x00007f8bd984eb28 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#17 0x00007f8bd97b4838 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#18 0x00007f8bd9774a28 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#19 0x00007f8bd977a4a7 in gtk_rc_reparse_all_for_settings () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#20 0x00007f8bd977a5e8 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#21 0x00007f8bd81aefa5 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#22 0x00007f8bd81c0fc1 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#23 0x00007f8bd81c9d5c in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#24 0x00007f8bd81ca08f in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#25 0x00007f8bd81b34d4 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#26 0x00007f8bd81b5961 in g_object_notify () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#27 0x00007f8bd979a655 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#28 0x00007f8bd972e6c5 in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#29 0x00007f8bd93a2c4c in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
No symbol table info available.
#30 0x00007f8bd7ed8127 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#31 0x00007f8bd7ed8380 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#32 0x00007f8bd7ed86a2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#33 0x00007f8bd972d657 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
No symbol table info available.
#34 0x00000000004224cc in main ()
No symbol table info available.