.
Thread 4 (Thread 0x7fd766677700 (LWP 1954)):
#0  0x00007fd76db7d44d in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007fd76e2ec87c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fd76e2ec9a4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fd766eba57d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007fd76e310565 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fd76de5bf9f in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007fd76db890cd in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 3 (Thread 0x7fd7657fd700 (LWP 1955)):
#0  0x00007fd76db7d44d in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007fd76e2ec87c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fd76e2ecd52 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fd76ecf7b76 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007fd76e310565 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fd76de5bf9f in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007fd76db890cd in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 2 (Thread 0x7fd75f1c0700 (LWP 1957)):
#0  0x00007fd76db7d44d in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007fd76e2ec87c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fd76e2ec9a4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fd76e2eca01 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007fd76e310565 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fd76de5bf9f in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007fd76db890cd in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 1 (Thread 0x7fd77003a940 (LWP 1953)):
#0  0x00007fd76e2f398f in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#1  0x00007fd76e2f3b52 in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fd76efc8e7d in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#3  0x00007fd76efd3c81 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#4  0x00007fd76fb504f6 in _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#5  0x00007fd76fb4d741 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#6  0x00007fd76fb4d785 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#7  0x00007fd76fb4e378 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#8  0x00007fd76fb341c1 in XGetWindowProperty () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#9  0x00007fd76f8f6ea6 in ?? () from /usr/lib/x86_64-linux-gnu/libwnck-3.so.0
No symbol table info available.
#10 0x00007fd76f8ef24e in ?? () from /usr/lib/x86_64-linux-gnu/libwnck-3.so.0
No symbol table info available.
#11 0x00007fd76f8efcea in ?? () from /usr/lib/x86_64-linux-gnu/libwnck-3.so.0
No symbol table info available.
#12 0x00007fd76e2ec5a5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#13 0x00007fd76e2ec8e8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#14 0x00007fd76e2ecd52 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#15 0x00000000004121de in main ()
No symbol table info available.