Crash when DnD bookmarks in places sidebar

Binary package hint: nautilus

Here is the call stack:

#0 0xb7715ea0 in g_type_check_instance_cast ()
   from /usr/lib/libgobject-2.0.so.0
#1 0x080834e3 in add_place (sidebar=0x8405e88,
    place_type=<value optimized out>, name=0xb6d42597 "Documents",
    icon=0x813219d "gnome-fs-directory",
    uri=0x84ff8a0 "file:///home/zdra/Documents", drive=0x0, volume=0x0,
    index=0) at nautilus-places-sidebar.c:204
#2 0x08083ce6 in update_places (sidebar=0x82ed978)
    at nautilus-places-sidebar.c:250
#3 0xb7706a2a in g_cclosure_marshal_VOID__VOID ()
   from /usr/lib/libgobject-2.0.so.0
#4 0xb76fa65f in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#5 0xb7709924 in g_signal_chain_from_overridden ()
   from /usr/lib/libgobject-2.0.so.0
#6 0xb770ae47 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#7 0xb770b000 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#8 0x0806c2aa in nautilus_bookmark_list_contents_changed (bookmarks=0x823acc8)
    at nautilus-bookmark-list.c:298
#9 0x080853dc in drag_data_received_callback (widget=0x84fa018,
    context=0x86d1568, x=111, y=280, selection_data=0xbf8ab1b4, info=0,
    time=2875120084, sidebar=0x82ed978) at nautilus-places-sidebar.c:921
#10 0xb7b908ad in _gtk_marshal_VOID__OBJECT_INT_INT_BOXED_UINT_UINT ()
   from /usr/lib/libgtk-x11-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#11 0xb76fa65f in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#12 0xb7709924 in g_signal_chain_from_overridden ()
   from /usr/lib/libgobject-2.0.so.0
#13 0xb770ae47 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#14 0xb770db5f in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0
#15 0xb7cb4027 in _gtk_drag_dest_handle_event ()
   from /usr/lib/libgtk-x11-2.0.so.0
#16 0xb7b9139a in _gtk_marshal_VOID__BOXED_UINT ()
   from /usr/lib/libgtk-x11-2.0.so.0
#17 0xb76fa65f in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#18 0xb7709924 in g_signal_chain_from_overridden ()
   from /usr/lib/libgobject-2.0.so.0
#19 0xb770ae47 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#20 0xb770db5f in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0
#21 0xb7be73e0 in gtk_target_list_unref () from /usr/lib/libgtk-x11-2.0.so.0
#22 0xb7be9456 in gtk_selection_convert () from /usr/lib/libgtk-x11-2.0.so.0
#23 0xb7cb2ddc in gtk_drag_get_data () from /usr/lib/libgtk-x11-2.0.so.0
#24 0x08084e31 in get_drag_data (tree_view=0x84fa018, context=0x86d1568,
    time=2875120084) at nautilus-places-sidebar.c:663
#25 0x08084e5a in drag_drop_callback (tree_view=0x84fa018, context=0x86d1568,
    x=111, y=280, time=2875120084, sidebar=0x82ed978)
    at nautilus-places-sidebar.c:1052
#26 0xb7b926b1 in _gtk_marshal_BOOLEAN__OBJECT_INT_INT_UINT ()
---Type <return> to continue, or q <return> to quit---
   from /usr/lib/libgtk-x11-2.0.so.0
#27 0xb76fa65f in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#28 0xb7709924 in g_signal_chain_from_overridden ()
   from /usr/lib/libgobject-2.0.so.0
#29 0xb770ac10 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#30 0xb770db5f in g_signal_emit_by_name () from /usr/lib/libgobject-2.0.so.0
#31 0xb7cb3ab7 in _gtk_drag_source_handle_event ()
   from /usr/lib/libgtk-x11-2.0.so.0
#32 0xb7cb274f in gtk_drag_unhighlight () from /usr/lib/libgtk-x11-2.0.so.0
#33 0xb7cb27b2 in gtk_drag_unhighlight () from /usr/lib/libgtk-x11-2.0.so.0
#34 0xb7cb27b2 in gtk_drag_unhighlight () from /usr/lib/libgtk-x11-2.0.so.0
#35 0xb7cb27b2 in gtk_drag_unhighlight () from /usr/lib/libgtk-x11-2.0.so.0
#36 0xb7cb27b2 in gtk_drag_unhighlight () from /usr/lib/libgtk-x11-2.0.so.0
#37 0xb7cb27b2 in gtk_drag_unhighlight () from /usr/lib/libgtk-x11-2.0.so.0
#38 0xb7cb27b2 in gtk_drag_unhighlight () from /usr/lib/libgtk-x11-2.0.so.0
#39 0xb7cb3d8d in _gtk_drag_dest_handle_event ()
   from /usr/lib/libgtk-x11-2.0.so.0
#40 0xb7b8dd39 in gtk_main_do_event () from /usr/lib/libgtk-x11-2.0.so.0
#41 0xb7a22261 in _gdk_events_init () from /usr/lib/libgdk-x11-2.0.so.0
#42 0xb76770c8 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#43 0xb7679e62 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#44 0xb767a20c in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#45 0xb7b8e072 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#46 0x0807b085 in main (argc=1, argv=0xbf8ac154) at nautilus-main.c:367
#47 0xb74168b8 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#48 0x080678a1 in _start ()

Upstream bug where I posted the patch for DnD of bookmarks: http://bugzilla.gnome.org/show_bug.cgi?id=319022
nautilus CVS didn't crash when I wrote the patch, so it's maybe an ubuntu bug.