(gdb) r
Starting program: /tmpfs/inkscape-filterpatch
warning: Could not load shared library symbols for linux-gate.so.1.
Do you need "set solib-search-path" or "set sysroot"?
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[New Thread 0xb2ed1b40 (LWP 3253)]
[New Thread 0xb221db40 (LWP 3255)]
*** Error in `/tmpfs/inkscape-filterpatch': corrupted double-linked list: 0x0c7e8d08 ***


^C
Program received signal SIGINT, Interrupt.
0xb7fdacac in __kernel_vsyscall ()
(gdb) bt
#0  0xb7fdacac in __kernel_vsyscall ()
#1  0xb624fe11 in __lll_lock_wait_private () from /usr/lib/libc.so.6
#2  0xb61cdf06 in malloc () from /usr/lib/libc.so.6
#3  0xb7fe8c5c in _dl_map_object_deps () from /lib/ld-linux.so.2
#4  0xb7feecbd in dl_open_worker () from /lib/ld-linux.so.2
#5  0xb7feaae5 in _dl_catch_error () from /lib/ld-linux.so.2
#6  0xb7fee649 in _dl_open () from /lib/ld-linux.so.2
#7  0xb627884e in do_dlopen () from /usr/lib/libc.so.6
#8  0xb7feaae5 in _dl_catch_error () from /lib/ld-linux.so.2
#9  0xb6278917 in dlerror_run () from /usr/lib/libc.so.6
#10 0xb627899e in __libc_dlopen_mode () from /usr/lib/libc.so.6
#11 0xb6250693 in init () from /usr/lib/libc.so.6
#12 0xb631d73e in pthread_once () from /usr/lib/libpthread.so.0
#13 0xb6250903 in backtrace () from /usr/lib/libc.so.6
#14 0xb6170930 in backtrace_and_maps () from /usr/lib/libc.so.6
#15 0xb61c4ca9 in __libc_message () from /usr/lib/libc.so.6
#16 0xb61ca8f7 in malloc_printerr () from /usr/lib/libc.so.6
#17 0xb61cabb6 in malloc_consolidate () from /usr/lib/libc.so.6
#18 0xb61cbe60 in _int_malloc () from /usr/lib/libc.so.6
#19 0xb61cdf11 in malloc () from /usr/lib/libc.so.6
#20 0xb63e3334 in operator new(unsigned int) () from /usr/lib/libstdc++.so.6
#21 0x08157a5b in SPObject::SPObject() ()
#22 0x081181a2 in SPFilterPrimitive::SPFilterPrimitive() ()
---Type <return> to continue, or q <return> to quit---
#23 0x0829069e in SPGaussianBlur::SPGaussianBlur() ()
#24 0x0811620a in SPFactory::createObject(std::string const&) ()
#25 0x0815ac05 in SPObject::build(SPDocument*, Inkscape::XML::Node*) ()
#26 0x0811724a in SPFilter::build(SPDocument*, Inkscape::XML::Node*) ()
#27 0x08158384 in SPObject::invoke_build(SPDocument*, Inkscape::XML::Node*, unsigned int) ()
#28 0x0815ad1c in SPObject::child_added(Inkscape::XML::Node*, Inkscape::XML::Node*) ()
#29 0x0870ccac in Inkscape::XML::CompositeNodeObserver::notifyChildAdded(Inkscape::XML::Node&, Inkscape::XML::Node&, Inkscape::XML::Node*) ()
#30 0x0839f287 in Inkscape::XML::SimpleNode::addChild(Inkscape::XML::Node*, Inkscape::XML::Node*) ()
#31 0x08394ac1 in Inkscape::XML::SimpleNode::appendChild(Inkscape::XML::Node*)
    ()
#32 0x0825c2a1 in Inkscape::Extension::Internal::Filter::Filter::effect(Inkscape::Extension::Effect*, Inkscape::UI::View::View*, Inkscape::Extension::Implementation::ImplementationDocumentCache*) ()
#33 0x0869c6ce in Inkscape::Extension::ExecutionEnv::run() ()
#34 0x08208fdc in Inkscape::Extension::Effect::effect(Inkscape::UI::View::View*) ()
#35 0x08209157 in Inkscape::Extension::Effect::prefs(Inkscape::UI::View::View*)
    ()
#36 0x081aa2f0 in sigc::internal::slot_call0<sigc::bind_functor<-1, sigc::bind_f---Type <return> to continue, or q <return> to quit---
unctor<-1, sigc::pointer_functor2<SPAction*, void*, void>, void*, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>, SPAction*, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil>, void>::call_it(sigc::internal::slot_rep*) ()
#37 0x08294eaa in sp_action_perform(SPAction*, void*) ()
#38 0xb672847c in g_cclosure_marshal_VOID__VOID ()
   from /usr/lib/libgobject-2.0.so.0
#39 0xb672685b in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#40 0xb6738745 in ?? () from /usr/lib/libgobject-2.0.so.0
#41 0xb6740e26 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#42 0xb6740fa5 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#43 0xb79086dd in gtk_widget_activate () from /usr/lib/libgtk-x11-2.0.so.0
#44 0xb77fcd9f in gtk_menu_shell_activate_item ()
   from /usr/lib/libgtk-x11-2.0.so.0
#45 0xb77fd1df in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#46 0xb77f2022 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#47 0xb77e9dcc in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#48 0xb67253b4 in ?? () from /usr/lib/libgobject-2.0.so.0
#49 0xb672685b in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#50 0xb6738641 in ?? () from /usr/lib/libgobject-2.0.so.0
#51 0xb6740932 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#52 0xb6740fa5 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#53 0xb7909b1c in ?? () from /usr/lib/libgtk-x11-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#54 0xb77e8169 in gtk_propagate_event () from /usr/lib/libgtk-x11-2.0.so.0
#55 0xb77e867d in gtk_main_do_event () from /usr/lib/libgtk-x11-2.0.so.0
#56 0xb765d659 in ?? () from /usr/lib/libgdk-x11-2.0.so.0
#57 0xb66388e4 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#58 0xb6638c09 in ?? () from /usr/lib/libglib-2.0.so.0
#59 0xb6638fb9 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#60 0xb77e7355 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#61 0xb7e29c64 in Gtk::Main::run_impl() () from /usr/lib/libgtkmm-2.4.so.1
#62 0xb7e2a39f in Gtk::Main::run() () from /usr/lib/libgtkmm-2.4.so.1
#63 0x080a685e in sp_main_gui(int, char const**) ()
#64 0x0808c99a in main ()