#0  0x000000000040b333 in ?? ()
No symbol table info available.
#1  0x00007ff27b11852f in g_object_unref () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#2  0x00007ff2746ef64d in ?? ()
   from /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so
No symbol table info available.
#3  0x00007ff2746ef995 in ?? ()
   from /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so
No symbol table info available.
#4  0x00007ff2746f0dc9 in ?? ()
   from /usr/lib/gtk-2.0/modules/libcanberra-gtk-module.so
No symbol table info available.
#5  0x00007ff27be852d7 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#6  0x0000000000406efe in ?? ()
No symbol table info available.
#7  0x00007ff27a8d5abd in __libc_start_main () from /lib/libc.so.6
No symbol table info available.
#8  0x0000000000406ba9 in ?? ()
No symbol table info available.
#9  0x00007fff0133ff48 in ?? ()
No symbol table info available.
#10 0x000000000000001c in ?? ()
No symbol table info available.
#11 0x0000000000000001 in ?? ()
No symbol table info available.
#12 0x00007fff01341bb0 in ?? ()
No symbol table info available.
#13 0x0000000000000000 in ?? ()
No symbol table info available.