.
Thread 1 (process 8939):
#0  0xb5e482c7 in wnck_workspace_get_width () from /usr/lib/libwnck-1.so.18
#1  0xb7af46b0 in _gtk_marshal_BOOLEAN__BOXED ()
   from /usr/lib/libgtk-x11-2.0.so.0
#2  0xb7761e49 in ?? () from /usr/lib/libgobject-2.0.so.0
#3  0x080fdfc8 in ?? ()
#4  0xbfc5f170 in ?? ()
#5  0x00000002 in ?? ()
#6  0xbfc5f24c in ?? ()
#7  0xbfc5f15c in ?? ()
#8  0xb5e35620 in ?? () from /usr/lib/libwnck-1.so.18
#9  0xb77632db in g_closure_unref () from /usr/lib/libgobject-2.0.so.0
#10 0xb776362b in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#11 0xb7774753 in ?? () from /usr/lib/libgobject-2.0.so.0
#12 0x080fdfc8 in ?? ()
#13 0xbfc5f170 in ?? ()
#14 0x00000002 in ?? ()
#15 0xbfc5f24c in ?? ()
#16 0xbfc5f15c in ?? ()
#17 0x00000000 in ?? ()