.
Thread 3 (process 4701):
#0  0x00fb7723 in ChainContext::apply (this=0xb7695ba8, context=0xbfdc0ab8, 
    buffer=0x93f1c08, context_length=1114112, nesting_level_left=8, 
    lookup_flag=0, property=2, apply_func=0xfb19d0 <substitute_lookup>)
    at /build/buildd/pango1.0-1.26.2/pango/opentype/hb-ot-layout-gsubgpos-private.hh:682
No locals.
#1  0x00fb9151 in SubstLookupSubTable::apply (this=0xb7695ba8, 
    context=0xbfdc0ab8, buffer=0x93f1c08, context_length=1114112, 
    nesting_level_left=8, lookup_flag=0, property=2, lookup_type=6)
    at /build/buildd/pango1.0-1.26.2/pango/opentype/hb-ot-layout-gsub-private.hh:555
No locals.
#2  0x00fb17a3 in hb_ot_layout_substitute_lookup (face=0x93f22f8, 
    buffer=0x93f1c08, lookup_index=3, mask=65535)
    at /build/buildd/pango1.0-1.26.2/pango/opentype/hb-ot-layout-gsub-private.hh:778
	context = {face = 0x93f22f8, font = 0x0, info = {gpos = {
      last = 65535, anchor_x = 156629616, anchor_y = 16445273}}}
#3  0x00faa4e0 in _pango_ot_info_substitute (info=0x935d5c8, 
    ruleset=0x9418460, buffer=0x9462cd0)
    at /build/buildd/pango1.0-1.26.2/pango/pango-ot-info.c:559
	rule = (PangoOTRule *) 0x941f330
	lookup_count = 2
	j = 2
	lookup_indexes = {2, 3, 156291096, 156291104, 156291100, 154549300, 
  0, 5, 154520592, 1167143, 4, 1172249, 3, 156291096, 0, 5776189, 5918708, 
  1172480, 32, 3218869432, 5806821, 5919700, 154771368, 3218869260, 0, 
  155624632, 1, 9258576, 3218869296, 13395480, 10711941, 3218869208, 5, 56, 
  20, 5919696, 40, 154723404, 5919700, 154702216, 156213136, 156213176, 1, 1, 
  3218869388, 154549372, 3218869260, 3218869492, 0, 13394880, 2, 3218869288, 
  3218869532, 0 <repeats 11 times>, 5822305, 0, 0, 0, 156428464, 0, 0, 0, 
  1179233, 5656564, 28, 3218869384, 5644197, 1, 0, 0, 1179233, 5656564, 80, 
  3218869416, 5644197, 1, 2, 1, 0, 156578832, 11698164, 3218869528, 11278650, 
  154517688, 13389812, 13394880, 156428464, 155456512, 3, 3218869528, 72, 1, 
  3, 32, 134617232, 156580816, 32, 19, 154520632, 80, 9, 80, 134617232, 28, 
  156628896, 3218869560, 14094324, 156428464, 156428464, 3218869560, 
  13552412, 80, 156428464, 9249085, 10821620, 10821620, 156291096, 
  3218869640, 7258880, 156428464, 156428464, 112123819, 10821620, 156133640, 
  24, 3218869672, 5838273, 156133640, 4, 154771368, 155381368, 155381368, 
  10489397, 7258427, 10821620, 3218869816, 155945712, 3218869688, 7268822, 
  155381368, 156291096, 155945712, 1, 155381368, 77, 3218869848, 10821620, 
  155381368, 154547200, 3218869720, 7001754, 156291096, 3218869816, 347, 
  10821620, 7001705, 10821620, 3218869768, 7262180, 155381368, 1, 7268752, 
  3218869816, 8, 154771368, 32, 10821620, 155381368, 154712032, 3218869848, 
  7268732, 155381368, 7268752, 3218869816, 0, 0, 0, 0, 154778384, 1, 2, 
  155381368, 155945712, 154727312, 155381368, 3218869896, 10821620, 
  155381368, 2, 3218869928, 7056814...}
	i = 0
#4  0x00fab282 in pango_ot_ruleset_substitute (ruleset=0x9418460, 
    buffer=0x9462cd0)
    at /build/buildd/pango1.0-1.26.2/pango/pango-ot-ruleset.c:488
	__PRETTY_FUNCTION__ = "pango_ot_ruleset_substitute"
#5  0x00d7d075 in basic_engine_shape (engine=0x93e8d40, font=0x9388c48, 
    text=0x945bc58 "message: Adding new codec speex/8000", length=36, 
    analysis=0x94f9e84, glyphs=0x9466790)
    at /build/buildd/pango1.0-1.26.2/modules/basic/basic-fc.c:211
	face = (FT_Face) 0x93f0ce0
	desc = {script = PANGO_SCRIPT_LATIN, language = 0x93f255c, 
  static_gsub_features = 0xd7d240, n_static_gsub_features = 4, 
  static_gpos_features = 0xd7d280, n_static_gpos_features = 3, 
  other_features = 0x0, n_other_features = 0}
	ruleset = (const PangoOTRuleset *) 0x9418460
	buffer = (PangoOTBuffer *) 0x9462cd0
	n_chars = 36
	p = 0x945bc7b "0"
	cluster = 35
	i = 36
	__PRETTY_FUNCTION__ = "basic_engine_shape"
#6  0x004465fa in _pango_engine_shape_shape (engine=0x93e8d40, 
    font=0x9388c48, text=0x945bc58 "message: Adding new codec speex/8000", 
    length=36, analysis=0x94f9e84, glyphs=0x9466790)
    at /build/buildd/pango1.0-1.26.2/pango/pango-engine.c:71
No locals.
#7  0x0045904c in pango_shape (
    text=0x945bc58 "message: Adding new codec speex/8000", length=36, 
    analysis=0x94f9e84, glyphs=0x9466790)
    at /build/buildd/pango1.0-1.26.2/pango/shape.c:55
	i = <value optimized out>
	last_cluster = 4653044
#8  0x0044b79e in shape_run (line=<value optimized out>, state=0xbfdc1e34, 
    item=0x94f9e78) at /build/buildd/pango1.0-1.26.2/pango/pango-layout.c:3120
	layout = (PangoLayout *) 0x952f3c8
	glyphs = (PangoGlyphString *) 0x9466790
#9  0x0044c1c0 in process_item (layout=0x952f3c8, line=<value optimized out>, 
    state=0xbfdc1e34, force_fit=1, no_break_at_end=0)
    at /build/buildd/pango1.0-1.26.2/pango/pango-layout.c:3231
	item = (PangoItem *) 0x94f9e78
	width = <value optimized out>
	i = <value optimized out>
	processing_new_item = 0
#10 0x0044de66 in pango_layout_check_lines (layout=<value optimized out>)
    at /build/buildd/pango1.0-1.26.2/pango/pango-layout.c:3526
	delim_len = 0
	end = 0x945bc7c ""
	delimiter_index = 36
	next_para_index = 36
	start = 0x945bc58 "message: Adding new codec speex/8000"
	done = 1
	start_offset = 0
	attrs = (PangoAttrList *) 0x9466720
	no_shape_attrs = (PangoAttrList *) 0x0
	iter = (PangoAttrIterator *) 0x9467870
	prev_base_dir = PANGO_DIRECTION_LTR
	base_dir = PANGO_DIRECTION_LTR
	state = {line_height = -1, remaining_height = -1, attrs = 0x9466720, 
  items = 0x9443c00, base_dir = PANGO_DIRECTION_LTR, line_of_par = 1, 
  glyphs = 0x0, start_offset = 0, properties = {uline = PANGO_UNDERLINE_NONE, 
    strikethrough = 0, rise = 0, letter_spacing = 0, shape_set = 0, 
    shape_ink_rect = 0x0, shape_logical_rect = 0x0}, log_widths = 0x0, 
  log_widths_offset = 0, line_start_index = 0, line_start_offset = 0, 
  line_width = 203776, remaining_width = 203776}
	__PRETTY_FUNCTION__ = "pango_layout_check_lines"
#11 0x0044f104 in pango_layout_get_extents_internal (
    layout=<value optimized out>, ink_rect=0x0, logical_rect=0xbfdc2108, 
    line_extents=0x0)
    at /build/buildd/pango1.0-1.26.2/pango/pango-layout.c:2431
	line_list = <value optimized out>
	y_offset = 155565144
	width = 0
	need_width = <value optimized out>
	__PRETTY_FUNCTION__ = "pango_layout_get_extents_internal"
#12 0x00853c03 in IA__gtk_text_layout_get_line_display (layout=0x946a318, 
    line=0x9567f50, size_only=1)
    at /build/buildd/gtk+2.0-2.19.6/gtk/gtktextlayout.c:2470
	display = (GtkTextLineDisplay *) 0x955a388
	seg = <value optimized out>
	iter = {dummy1 = 0x94c3df0, dummy2 = 0x9567f50, dummy3 = 0, 
  dummy4 = -1, dummy5 = -1, dummy6 = -1, dummy7 = 1835195234, 
  dummy8 = 866868039, dummy9 = 0x9567fc0, dummy10 = 0x9567fc0, dummy11 = 0, 
  dummy12 = -1, dummy13 = 40, dummy14 = 0xcc63f0}
	style = <value optimized out>
	text = (gchar *) 0x955f3c8 "message: Adding new codec speex/8000\n0"
	attrs = (PangoAttrList *) 0x9460370
	text_allocated = 37
	layout_byte_offset = 36
	extents = {x = 0, y = 0, width = 189440, height = 34816}
	para_values_set = 1
	cursor_byte_offsets = (GSList *) 0x0
	cursor_segs = (GSList *) 0x0
	tmp_list1 = (GSList *) 0x955a388
	tmp_list2 = <value optimized out>
	saw_widget = 0
	base_dir = PANGO_DIRECTION_LTR
	tags = (GPtrArray *) 0x0
	initial_toggle_segments = 0
	__PRETTY_FUNCTION__ = "IA__gtk_text_layout_get_line_display"
#13 0x00857bd2 in gtk_text_layout_real_wrap (layout=0x946a318, 
    line=0x9567f50, line_data=0x956dd20)
    at /build/buildd/gtk+2.0-2.19.6/gtk/gtktextlayout.c:1167
	display = <value optimized out>
	__PRETTY_FUNCTION__ = "gtk_text_layout_real_wrap"
#14 0x00851f9f in IA__gtk_text_layout_wrap (layout=0x946a318, line=0x9567f50, 
    line_data=0x0) at /build/buildd/gtk+2.0-2.19.6/gtk/gtktextlayout.c:707
No locals.
#15 0x008343a0 in gtk_text_btree_node_validate (view=<value optimized out>, 
    node=<value optimized out>, view_id=0x946a318, state=0xbfdc226c)
    at /build/buildd/gtk+2.0-2.19.6/gtk/gtktextbtree.c:5103
	line = (GtkTextLine *) 0x9567f50
	ld = <value optimized out>
	node_valid = <value optimized out>
	node_width = 185
	node_height = <value optimized out>
	nd = (NodeData *) 0x9467990
	__PRETTY_FUNCTION__ = "gtk_text_btree_node_validate"
#16 0x008344cf in gtk_text_btree_node_validate (view=<value optimized out>, 
    node=<value optimized out>, view_id=0x946a318, state=0xbfdc226c)
    at /build/buildd/gtk+2.0-2.19.6/gtk/gtktextbtree.c:5176
	child = (GtkTextBTreeNode *) 0x94d6010
	child_nd = (NodeData *) 0x9467990
	node_valid = <value optimized out>
	node_width = 199
	node_height = <value optimized out>
	nd = (NodeData *) 0x94679b0
	__PRETTY_FUNCTION__ = "gtk_text_btree_node_validate"
#17 0x00834705 in _gtk_text_btree_validate (tree=0x94c3df0, 
    view_id=0x946a318, max_pixels=2000, y=0xbfdc22dc, old_height=0xbfdc22d8, 
    new_height=0xbfdc22d4)
    at /build/buildd/gtk+2.0-2.19.6/gtk/gtktextbtree.c:5255
	state = {remaining_pixels = 1337, in_validation = 1, y = 221, 
  old_height = 0, new_height = 663}
	view = (BTreeView *) 0x94be188
	__PRETTY_FUNCTION__ = "_gtk_text_btree_validate"
#18 0x0085656d in IA__gtk_text_layout_validate (layout=0x946a318, 
    max_pixels=2000) at /build/buildd/gtk+2.0-2.19.6/gtk/gtktextlayout.c:1141
	y = 11146757
	old_height = -1076092152
	new_height = 11698164
	__PRETTY_FUNCTION__ = "IA__gtk_text_layout_validate"
#19 0x00864bdd in incremental_validate_callback (data=0x94bd800)
    at /build/buildd/gtk+2.0-2.19.6/gtk/gtktextview.c:3636
	result = <value optimized out>
#20 0x00ce54f8 in gdk_threads_dispatch (data=0x9445530)
    at /build/buildd/gtk+2.0-2.19.6/gdk/gdk.c:512
	ret = 0
#21 0x00a9fe81 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#22 0x00aa1e05 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
No symbol table info available.
#23 0x00aa5b08 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#24 0x00aa605f in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#25 0x00787159 in IA__gtk_main ()
    at /build/buildd/gtk+2.0-2.19.6/gtk/gtkmain.c:1219
	tmp_list = (GList *) 0x93bb148
	functions = (GList *) 0x0
	init = (GtkInitFunction *) 0x93a80e8
	loop = (GMainLoop *) 0x9531790
#26 0x08054c06 in main (argc=1, argv=0xbfdc2614) at main.c:1198
	p = <value optimized out>
	config_file = <value optimized out>
	lang = <value optimized out>
.
Thread 2 (process 4704):
#0  0x00636422 in __kernel_vsyscall ()
No symbol table info available.
#1  0x00c3b8f1 in select () at ../sysdeps/unix/syscall-template.S:82
No locals.
#2  0x00de647d in eXosip_read_message (max_message_nb=1, sec_max=10, 
    usec_max=0) at udp.c:1709
	i = <value optimized out>
	max = 11
	wakeup_socket = <value optimized out>
	osip_fdset = {__fds_bits = {2176, 0 <repeats 31 times>}}
	tv = {tv_sec = 9, tv_usec = 566195}
#3  0x00dd717a in eXosip_execute () at eXconf.c:804
	lower_tv = {tv_sec = 10, tv_usec = 0}
	i = <value optimized out>
#4  0x00dd7794 in _eXosip_thread (arg=0x0) at eXconf.c:1102
	i = <value optimized out>
#5  0x0011a96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
No symbol table info available.
#6  0x00c4292e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
Current language:  auto; currently c++
.
Thread 1 (process 4705):
#0  0x00c84177 in __memcpy_ssse3 () from /lib/tls/i686/cmov/libc.so.6
No symbol table info available.
#1  0x00000002 in ?? ()
No symbol table info available.
#2  0xb62fac00 in ?? ()
No symbol table info available.
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
Current language:  auto; currently c