#0  0xb7741424 in __kernel_vsyscall ()
#1  0xb6dc95a2 in __lll_lock_wait () at ../nptl/sysdeps/unix/sysv/linux/i386/i686/../i486/lowlevellock.S:142
#2  0xb6dc4ead in _L_lock_686 () from /lib/i386-linux-gnu/libpthread.so.0
#3  0xb6dc4cf3 in __pthread_mutex_lock (mutex=0xb7038bb8) at pthread_mutex_lock.c:61
#4  0xb6fb4784 in _cairo_scaled_font_reset_cache (scaled_font=0x9fbd550) at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:786
#5  0xb6fb4811 in _cairo_scaled_font_fini_internal (scaled_font=0x9fbd550)
    at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:830
#6  0xb6fb4e1c in cairo_scaled_font_destroy (scaled_font=0xa09a818) at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:1277
#7  cairo_scaled_font_destroy (scaled_font=0xa09a818) at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:1213
#8  0xb6f9eaa3 in _cairo_recording_surface_finish (abstract_surface=0x9f8c3b8)
    at /build/buildd/cairo-1.10.2/src/cairo-recording-surface.c:234
#9  0xb6fba633 in INT_cairo_surface_finish (surface=0x9f8c3b8) at /build/buildd/cairo-1.10.2/src/cairo-surface.c:724
#10 0xb6fb3f13 in _cairo_scaled_glyph_fini (scaled_font=<optimized out>, scaled_glyph=0xa0e526c)
    at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:212
#11 0xb6fb3f86 in _cairo_scaled_glyph_page_destroy (closure=0xa0e5258) at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:450
#12 0xb6f88c93 in _cairo_cache_remove (cache=0xb7038fa4, entry=0xa0e5258) at /build/buildd/cairo-1.10.2/src/cairo-cache.c:296
#13 0xb6fb47ab in _cairo_scaled_font_reset_cache (scaled_font=0x9f8c198) at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:788
#14 0xb6fb4811 in _cairo_scaled_font_fini_internal (scaled_font=0x9f8c198)
    at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:830
#15 0xb6fb4e1c in cairo_scaled_font_destroy (scaled_font=0x9fe6ae0) at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:1277
#16 cairo_scaled_font_destroy (scaled_font=0x9fe6ae0) at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:1213
#17 0xb6fb5173 in INT_cairo_scaled_font_create (font_face=0xa10e2d0, font_matrix=0xbf8112d8, ctm=0xbf811308, options=0xbf81133c)
    at /build/buildd/cairo-1.10.2/src/cairo-scaled-font.c:1098
#18 0xb6fd282a in cairo_type1_font_create (scaled_font_subset=<optimized out>, subset_return=0xbf8113e4, hex_encode=0)
    at /build/buildd/cairo-1.10.2/src/cairo-type1-fallback.c:110
#19 0xb6fd30b6 in _cairo_type1_fallback_init_internal (type1_subset=0xbf8114f0, name=0xbf81153c "CairoFont-90-0", 
    scaled_font_subset=0xbf8115d4, hex_encode=0) at /build/buildd/cairo-1.10.2/src/cairo-type1-fallback.c:716
#20 0xb700982b in _cairo_pdf_surface_emit_type1_fallback_font (font_subset=0xbf8115d4, surface=0xa48c900)
    at /build/buildd/cairo-1.10.2/src/cairo-pdf-surface.c:4289
#21 _cairo_pdf_surface_emit_unscaled_font_subset (font_subset=0xbf8115d4, closure=0xa48c900)
    at /build/buildd/cairo-1.10.2/src/cairo-pdf-surface.c:4747
#22 0xb6fcee4f in _cairo_sub_font_collect (closure=0xbf8115fc, entry=0x9f08dc0)
    at /build/buildd/cairo-1.10.2/src/cairo-scaled-font-subsets.c:590
#23 _cairo_scaled_font_subsets_foreach_internal (font_subsets=<optimized out>, font_subset_callback=<optimized out>, 
    closure=0xa48c900, type=CAIRO_SUBSETS_FOREACH_UNSCALED) at /build/buildd/cairo-1.10.2/src/cairo-scaled-font-subsets.c:904
#24 0xb7004528 in _cairo_pdf_surface_emit_font_subsets (surface=0xa48c900)
    at /build/buildd/cairo-1.10.2/src/cairo-pdf-surface.c:4783
#25 _cairo_pdf_surface_finish (abstract_surface=0xa48c900) at /build/buildd/cairo-1.10.2/src/cairo-pdf-surface.c:1647
#26 0xb6fba633 in INT_cairo_surface_finish (surface=0xa48c900) at /build/buildd/cairo-1.10.2/src/cairo-surface.c:724
#27 0xb6fa1ef6 in _cairo_paginated_surface_finish (abstract_surface=0xa47e0e8)
    at /build/buildd/cairo-1.10.2/src/cairo-paginated-surface.c:201
#28 0xb6fba633 in INT_cairo_surface_finish (surface=0xa47e0e8) at /build/buildd/cairo-1.10.2/src/cairo-surface.c:724
#29 0xb75261f7 in unix_end_run (op=0x9cc5970, wait=1, cancelled=0)
    at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkprintoperation-unix.c:364
#30 0xb73ee33d in print_pages_idle (user_data=0xa471440) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkprintoperation.c:2914
#31 0xb71b69de in gdk_threads_dispatch (data=0xa3dffc0) at /build/buildd/gtk+3.0-3.4.2/./gdk/gdk.c:763
#32 0xb6e1a6b0 in g_idle_dispatch (source=0x9f1cb80, callback=0xb71b69a0 <gdk_threads_dispatch>, user_data=0xa3dffc0)
    at gmain.c:4806
#33 0xb6e1d426 in g_main_dispatch (context=0x9a7a558) at gmain.c:2715
#34 g_main_context_dispatch (context=0x9a7a558) at gmain.c:3219
#35 0xb6e1d7c5 in g_main_context_iterate (dispatch=1, block=-1226656688, context=0x9a7a558, self=<optimized out>) at gmain.c:3290
#36 g_main_context_iterate (context=0x9a7a558, block=-1226656688, dispatch=1, self=<optimized out>) at gmain.c:3227
#37 0xb6e1dc0b in g_main_loop_run (loop=0x9f60a60) at gmain.c:3484
#38 0xb73eca6b in print_pages (op=0x9cc5970, parent=0x9b5c000, do_print=1, result=GTK_PRINT_OPERATION_RESULT_APPLY)
    at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkprintoperation.c:3068
#39 0xb73ee601 in gtk_print_operation_run (op=0x9cc5970, action=GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG, parent=0x9b5c000, 
    error=0xbf8119dc) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkprintoperation.c:3242
#40 0x0805b7c5 in pgd_print_print (button=0x9c8e508, demo=0x9cc7a48) at print.c:173
#41 0xb6f0cb43 in g_cclosure_marshal_VOID__VOIDv (closure=0x9cce010, return_value=0x0, instance=0x9c8e508, 
    args=0xbf811c8c "2\003\363\266\b\345\310\t\364om\267\210\345\310\t\240\311,\267\b\345\310\t\246\352", <incomplete sequence \345\266>, marshal_data=0x0, n_params=0, param_types=0x0) at gmarshal.c:115
#42 0xb6f0b027 in _g_closure_invoke_va (closure=0x9cce010, return_value=0x0, instance=0x9c8e508, 
    args=0xbf811c8c "2\003\363\266\b\345\310\t\364om\267\210\345\310\t\240\311,\267\b\345\310\t\246\352", <incomplete sequence \345\266>, n_params=0, param_types=0x0) at gclosure.c:840
#43 0xb6f25f71 in g_signal_emit_valist (instance=0x9c8e508, signal_id=140, detail=0, 
    var_args=0xbf811c8c "2\003\363\266\b\345\310\t\364om\267\210\345\310\t\240\311,\267\b\345\310\t\246\352", <incomplete sequence \345\266>) at gsignal.c:3211
#44 0xb6f265a3 in g_signal_emit (instance=0x9c8e508, signal_id=140, detail=0) at gsignal.c:3356
#45 0xb72cb2aa in gtk_button_clicked (button=0x9c8e508) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkbutton.c:1333
#46 0xb72cc9a0 in gtk_real_button_released (button=0x9c8e508) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkbutton.c:2007
#47 0xb6f0caec in g_cclosure_marshal_VOID__VOID (closure=0x9a8e108, return_value=0x0, n_param_values=1, param_values=0xbf811ed0, 
    invocation_hint=0xbf811e50, marshal_data=0xb72cc8a0) at gmarshal.c:85
#48 0xb6f09bfd in g_type_class_meta_marshal (closure=0x9a8e108, return_value=0x0, n_param_values=1, param_values=0xbf811ed0, 
    invocation_hint=0xbf811e50, marshal_data=0x1fc) at gclosure.c:970
#49 0xb6f0ad84 in g_closure_invoke (closure=0x9a8e108, return_value=0x0, n_param_values=1, param_values=0xbf811ed0, 
    invocation_hint=0xbf811e50) at gclosure.c:777
#50 0xb6f1dfb5 in signal_emit_unlocked_R (node=0x9a8e138, detail=0, instance=0x9c8e508, emission_return=0x0, 
    instance_and_params=0xbf811ed0) at gsignal.c:3481
#51 0xb6f2639f in g_signal_emit_valist (instance=0x9c8e508, signal_id=139, detail=0, 
    var_args=0xbf8120cc "D\313\037\267 \372\245\t\364 \201\277\364om\267\221R:\267\b\345\310\t\350\065\334\t\b\036\245\t\364/p\266\240\063\246\t\001") at gsignal.c:3300
#52 0xb6f265a3 in g_signal_emit (instance=0x9c8e508, signal_id=139, detail=0) at gsignal.c:3356
#53 0xb72cabe6 in gtk_button_button_release (widget=0x9c8e508, event=<optimized out>)
    at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkbutton.c:1842
#54 gtk_button_button_release (widget=0x9c8e508, event=0x9dc35e8) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkbutton.c:1834
#55 0xb73a5291 in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x9a54610, return_value=0xbf812320, instance=0x9c8e508, 
    args=0xbf8123bc "\350\065\334\t\354#\201\277\350\065\334\t\350\065\334\t\243\361N\267\b\345\310\t\b\036\245\t\004", 
    marshal_data=0xb72caba0, n_params=1, param_types=0x9a54628) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkmarshalers.c:130
#56 0xb6f096b7 in g_type_class_meta_marshalv (closure=0x9a54610, return_value=0xbf812320, instance=0x9c8e508, 
    args=0xbf8123bc "\350\065\334\t\354#\201\277\350\065\334\t\350\065\334\t\243\361N\267\b\345\310\t\b\036\245\t\004", 
    marshal_data=0xc4, n_params=1, param_types=0x9a54628) at gclosure.c:997
#57 0xb6f0b027 in _g_closure_invoke_va (closure=0x9a54610, return_value=0xbf812320, instance=0x9c8e508, 
    args=0xbf8123bc "\350\065\334\t\354#\201\277\350\065\334\t\350\065\334\t\243\361N\267\b\345\310\t\b\036\245\t\004", 
    n_params=1, param_types=0x9a54628) at gclosure.c:840
#58 0xb6f25f71 in g_signal_emit_valist (instance=0x9c8e508, signal_id=29, detail=0, 
    var_args=0xbf8123bc "\350\065\334\t\354#\201\277\350\065\334\t\350\065\334\t\243\361N\267\b\345\310\t\b\036\245\t\004")
    at gsignal.c:3211
#59 0xb6f265a3 in g_signal_emit (instance=0x9c8e508, signal_id=29, detail=0) at gsignal.c:3356
#60 0xb74ef35b in gtk_widget_event_internal (widget=0x9c8e508, event=0x9dc35e8)
    at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkwidget.c:6380
#61 0xb73a2c2f in propagate_event_up (topmost=<optimized out>, event=<optimized out>, widget=0x9c8e508)
    at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkmain.c:2404
#62 propagate_event (widget=<optimized out>, event=0x9dc35e8, captured=0, topmost=0x0)
    at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkmain.c:2504
#63 0xb73a4e50 in gtk_main_do_event (event=0x9dc35e8) at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkmain.c:1717
#64 0xb71c063c in _gdk_event_emit (event=0x9dc35e8) at /build/buildd/gtk+3.0-3.4.2/./gdk/gdkevents.c:69
#65 0xb71e9828 in gdk_event_source_dispatch (source=0x9a5d240, callback=0, user_data=0x0)
    at /build/buildd/gtk+3.0-3.4.2/./gdk/x11/gdkeventsource.c:358
#66 0xb6e1d426 in g_main_dispatch (context=0x9a7a558) at gmain.c:2715
#67 g_main_context_dispatch (context=0x9a7a558) at gmain.c:3219
#68 0xb6e1d7c5 in g_main_context_iterate (dispatch=1, block=-1226656688, context=0x9a7a558, self=<optimized out>) at gmain.c:3290
#69 g_main_context_iterate (context=0x9a7a558, block=-1226656688, dispatch=1, self=<optimized out>) at gmain.c:3227
#70 0xb6e1dc0b in g_main_loop_run (loop=0x9d11cb0) at gmain.c:3484
#71 0xb73a3fe5 in gtk_main () at /build/buildd/gtk+3.0-3.4.2/./gtk/gtkmain.c:1165
#72 0x080509a2 in main (argc=2, argv=0xbf812754) at main.c:380