this report has been filed here: https://bugs.edge.launchpad.net/ubuntu/+source/cairo/+bug/256508 ". Thread 3 (process 7638): #0 0xb8092424 in __kernel_vsyscall () #1 0xb73a3392 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/tls/i686/cmov/libpthread.so.0 #2 0xb772913d in g_cond_timed_wait_posix_impl (cond=0x8d365b0, entered_mutex=0x80, abs_time=0x7) at /build/buildd/glib2.0-2.17.6/gthread/gthread-posix.c:242 result = end_time = {tv_sec = 1218329403, tv_nsec = 179362000} timed_out = __PRETTY_FUNCTION__ = "g_cond_timed_wait_posix_impl" #3 0xb75d21f9 in g_async_queue_pop_intern_unlocked (queue=0x8885600, try=, end_time=0xb6926324) at /build/buildd/glib2.0-2.17.6/glib/gasyncqueue.c:365 retval = __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked" #4 0xb75d22f7 in IA__g_async_queue_timed_pop (queue=0x8885600, end_time=0xb6926324) at /build/buildd/glib2.0-2.17.6/glib/gasyncqueue.c:491 retval = __PRETTY_FUNCTION__ = "IA__g_async_queue_timed_pop" #5 0xb7624953 in g_thread_pool_thread_proxy (data=0x88c5620) at /build/buildd/glib2.0-2.17.6/glib/gthreadpool.c:121 task = pool = (GRealThreadPool *) 0x0 #6 0xb762334f in g_thread_create_proxy (data=0x88c5698) at /build/buildd/glib2.0-2.17.6/glib/gthread.c:635 __PRETTY_FUNCTION__ = "g_thread_create_proxy" #7 0xb739f4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #8 0xb731c64e in clone () from /lib/tls/i686/cmov/libc.so.6 . Thread 2 (process 7637): #0 0xb8092424 in __kernel_vsyscall () #1 0xb7311de7 in poll () from /lib/tls/i686/cmov/libc.so.6 #2 0xb75fbd12 in g_main_context_iterate (context=0x8884d90, block=1, dispatch=1, self=0x8855408) at /build/buildd/glib2.0-2.17.6/glib/gmain.c:3033 max_priority = 2147483647 timeout = 500 some_ready = nfds = 16 allocated_nfds = fds = (GPollFD *) 0x8acdde8 __PRETTY_FUNCTION__ = "g_main_context_iterate" #3 0xb75fc3a2 in IA__g_main_loop_run (loop=0x88e1278) at /build/buildd/glib2.0-2.17.6/glib/gmain.c:2928 self = (GThread *) 0x8855408 __PRETTY_FUNCTION__ = "IA__g_main_loop_run" #4 0xb7a17ce9 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0 #5 0x080803ab in main (argc=5, argv=0xbfcae824) at nautilus-main.c:581 kill_shell = 0 restart_shell = 0 no_default_window = 0 browser_window = 0 no_desktop = 0 autostart_mode = 0 startup_id = autostart_id = startup_id_copy = 0x88a4b48 "My Book.volume" session_to_load = 0x0 geometry = (gchar *) 0x0 remaining = (const gchar **) 0x0 perform_self_check = 0 context = application = (NautilusApplication *) 0x8881850 program = (GnomeProgram *) 0x8868858 options = {{long_name = 0x8161b5c "check", short_name = 99 'c', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0xbfcae6f0, description = 0x8161bcc "Perform a quick set of self-check tests.", arg_description = 0x0}, {long_name = 0x81657cf "geometry", short_name = 103 'g', flags = 0, arg = G_OPTION_ARG_STRING, arg_data = 0xbfcae6f8, description = 0x8161bf8 "Create the initial window with the given geometry.", arg_description = 0x81619e9 "GEOMETRY"}, {long_name = 0x81619f2 "no-default-window", short_name = 110 'n', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0xbfcae708, description = 0x8161c2c "Only create windows for explicitly specified URIs.", arg_description = 0x0}, { long_name = 0x8161a04 "no-desktop", short_name = 0 '\0', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0xbfcae700, description = 0x8161c60 "Do not manage the desktop (ignore the preference set in the preferences dialog).", arg_description = 0x0}, {long_name = 0x81648fe "browser", short_name = 0 '\0', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0xbfcae704, description = 0x8161a0f "open a browser window.", arg_description = 0x0}, {long_name = 0x8161b64 "quit", short_name = 113 'q', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0xbfcae710, description = 0x8161a26 "Quit Nautilus.", arg_description = 0x0}, {long_name = 0x8161b6b "restart", short_name = 0 '\0', flags = 1, arg = G_OPTION_ARG_NONE, arg_data = 0xbfcae70c, description = 0x8161a35 "Restart Nautilus.", arg_description = 0x0}, {long_name = 0x8166ae8 "", short_name = 0 '\0', flags = 0, arg = G_OPTION_ARG_STRING_ARRAY, arg_data = 0xbfcae6f4, description = 0x0, arg_description = 0x8161a47 "[URI...]"}, {long_name = 0x815e000 "load-session", short_name = 108 'l', flags = 0, arg = G_OPTION_ARG_STRING, arg_data = 0xbfcae6fc, description = 0x8161cb4 "Load a saved session from the specified file. Implies \"--no-default-window\".", arg_description = 0x8161a50 "FILENAME"}, {long_name = 0x0, short_name = 0 '\0', flags = 0, arg = G_OPTION_ARG_NONE, arg_data = 0x0, description = 0x0, arg_description = 0x0}} . Thread 1 (process 7671): #0 *INT_cairo_surface_get_font_options (surface=0xb78086a0, options=0x9688e80) at /build/buildd/cairo-1.6.4/src/cairo-surface.c:633 No locals. #1 0xb7228c00 in _pango_cairo_update_context (cr=0x8e36808, context=0x8dd3cf0) at /build/buildd/pango1.0-1.21.3/pango/pangocairo-context.c:104 info = (PangoCairoContextInfo *) 0x98c9840 cairo_matrix = {xx = -1.667335739498894e-41, yx = 2.6629322274470552e-267, xy = -4.2458933122252789e-43, yy = 5.6672479863462401e-266, x0 = -4.1600285101525437e-43, y0 = 1.4580379106921624e-267} target = (cairo_surface_t *) 0xb78086a0 pango_matrix = {xx = -9.9323417509544179e-42, xy = 1.4580379094910454e-267, yx = -8.8070004422276986e-42, yy = 2.1927140174974026e-314, x0 = -1.6658621865824984e-41, y0 = 5.6672479902668967e-266} current_matrix = merged_options = old_merged_options = changed = identity_matrix = {xx = 1, xy = 0, yx = 0, yy = 1, x0 = 0, y0 = 0} #2 0xb7ea4586 in rsvg_cairo_create_pango_context (ctx=0x969e878) at rsvg-cairo-draw.c:467 fontmap = context = (PangoContext *) 0x8dd3cf0 render = (RsvgCairoRender *) 0x8e9c360 #3 0xb7e9cea4 in rsvg_text_render_text (ctx=0x969e878, text=0x9568440 "", x=0xb21f0d58, y=0xb21f0d50) at rsvg-text.c:847 context = layout = iter = state = (RsvgState *) 0x8b57bd8 w = h = 21 #4 0xb7e9d2c0 in _rsvg_node_text_type_children (self=0x97ba4f0, ctx=0x969e878, x=0xb21f0d58, y=0xb21f0d50, lastwasspace=0xb21f0d64) at rsvg-text.c:178 str = (GString *) 0x99fc3d0 node = (RsvgNode *) 0x97ba760 i = 0 #5 0xb7e9d60c in _rsvg_node_text_draw (self=0x97ba4f0, ctx=0x969e878, dominate=0) at rsvg-text.c:253 x = 0 y = 2 lastwasspace = 1 #6 0xb7e966e1 in rsvg_node_draw (self=0x9688e80, ctx=0x969e878, dominate=0) at rsvg-structure.c:53 state = (RsvgState *) 0xb7808ff4 stacksave = (GSList *) 0x0 #7 0xb7e9693a in _rsvg_node_draw_children (self=0x97b3828, ctx=0x969e878, dominate=0) at rsvg-structure.c:69 i = 32 #8 0xb7e966e1 in rsvg_node_draw (self=0x9688e80, ctx=0x969e878, dominate=0) at rsvg-structure.c:53 state = (RsvgState *) 0xb7808ff4 stacksave = (GSList *) 0x0 #9 0xb7e9693a in _rsvg_node_draw_children (self=0x95513c8, ctx=0x969e878, dominate=0) at rsvg-structure.c:69 i = 16 #10 0xb7e966e1 in rsvg_node_draw (self=0x9688e80, ctx=0x969e878, dominate=0) at rsvg-structure.c:53 state = (RsvgState *) 0xb7808ff4 stacksave = (GSList *) 0x0 #11 0xb7e971da in rsvg_node_svg_draw (self=0x8de8e50, ctx=0x969e878, dominate=0) at rsvg-structure.c:309 state = affine = {0.99999999999998979, 0, 0, 1.0000000001779179, 0, 0} affine_old = {0.14562002275312855, 0, 0, 0.14562002275312855, 0, 0} affine_new = {0.14562002275312705, 0, 0, 0.14562002277903696, 0, 0} i = 8 nx = 0 ny = 0 nw = 878.90999999999099 nh = 878.916425156375 #12 0xb7e966e1 in rsvg_node_draw (self=0x9688e80, ctx=0x969e878, dominate=0) at rsvg-structure.c:53 state = (RsvgState *) 0xb7808ff4 stacksave = (GSList *) 0x0 #13 0xb7ea4abf in rsvg_handle_render_cairo_sub (handle=0x8dd1ea0, cr=0x8e36808, id=0x0) at rsvg-cairo-render.c:228 drawsub = (RsvgNode *) 0x8b572c8 __PRETTY_FUNCTION__ = "rsvg_handle_render_cairo_sub" #14 0xb7ea501e in rsvg_handle_get_pixbuf_sub (handle=0x8dd1ea0, id=0x0) at rsvg.c:100 dimensions = {width = 128, height = 128, em = 879, ex = 879} output = surface = (cairo_surface_t *) 0x90d7250 cr = (cairo_t *) 0x8e36808 rowstride = 512 __PRETTY_FUNCTION__ = "rsvg_handle_get_pixbuf_sub" #15 0xb7ea50f5 in rsvg_handle_get_pixbuf (handle=0x8dd1ea0) at rsvg.c:133 No locals. #16 0xb45bcaea in gdk_pixbuf__svg_image_stop_load (data=0x8e624e0, error=0xb21f11d8) at io-svg.c:154 pixbuf = #17 0xb7814467 in IA__gdk_pixbuf_loader_close (loader=0x8e35810, error=0x0) at /build/buildd/gtk+2.0-2.13.6/gdk-pixbuf/gdk-pixbuf-loader.c:724 tmp = (GError *) 0x0 priv = (GdkPixbufLoaderPrivate *) 0x8e9bf30 retval = 1 __PRETTY_FUNCTION__ = "IA__gdk_pixbuf_loader_close" #18 0xb7e260b8 in gnome_gdk_pixbuf_new_from_uri_at_scale (uri=0x8e0eee8 "file:///tmp/output-13437-z14.svg", width=128, height=128, preserve_aspect_ratio=1) at gnome-vfs-util.c:231 result = GNOME_VFS_OK buffer = ">\n Obernberg\n loader = (GdkPixbufLoader *) 0x8e35810 pixbuf = animation = iter = (GdkPixbufAnimationIter *) 0x80 info = {width = 128, height = 128, input_width = 879, input_height = 879, preserve_aspect_ratio = 1} file = (GFile *) 0x8de8f80 file_input_stream = (GFileInputStream *) 0x8dda2f0 __PRETTY_FUNCTION__ = "gnome_gdk_pixbuf_new_from_uri_at_scale" #19 0xb7e151dc in gnome_thumbnail_factory_generate_thumbnail (factory=0x8e03e40, uri=0x8e0eee8 "file:///tmp/output-13437-z14.svg", mime_type=0x8e37010 "image/svg+xml") at gnome-thumbnail.c:660 pixbuf = (GdkPixbuf *) 0x0 scaled = tmp_pixbuf = expanded_script = 0x0 width = height = size = 128 original_width = -1207245208 original_height = -1306582272 dimension = "\\ÑÜ·ô_\030\b\000\000\000" scale = 0 exit_status = 5 tmpname = 0x8186a9c "\020Pá·Z\\\006\bj\\\006\bz\\\006\b\212\\\006\b\232\\\006\bª\\\006\b`3j·Ê\\\006\bÚ\\\006\bàÝm·ú\\\006\b\n]\006\b\032]\006\b*]\006\bàÆ¥·J]\006\bZ]\006\bÀÝ\207·P&¡·0\n\206·\232]\006\bª]\006\bº]\006\bÊ]\006\bP\026¶·ê]\006\bú]\006\b\n^\006\b\200Ð\207·*^\006\bÐÛ¶·Ð)\225·Z^\006\bàý^·\220»o·\212^\006\b\232^\006\b \207a·°g_·Ê^\006\bÐ=¶·ê^\006\bú^\006\bp\vH·" __PRETTY_FUNCTION__ = "gnome_thumbnail_factory_generate_thumbnail" #20 0x0814c27e in thumbnail_thread_start (data=0x0) at nautilus-thumbnails.c:981 info = (NautilusThumbnailInfo *) 0x8ddafe8 pixbuf = (GdkPixbuf *) 0x0 current_orig_mtime = 1218328193 current_time = 1218329387 __PRETTY_FUNCTION__ = "thumbnail_thread_start" #21 0xb739f4ff in start_thread () from /lib/tls/i686/cmov/libpthread.so.0 #22 0xb731c64e in clone () from /lib/tls/i686/cmov/libc.so.6" SVG file: http://launchpadlibrarian.net/16728228/output-7043-z15.svg Thanks,