#0 0x00007f0f1d5d61cd in *__GI___libc_free (mem=0x1) at arena.c:275 ar_ptr = p = hook = (void (*)(void *, const void *)) 0 #1 0x00007f0f1ee36fc0 in ev_document_info_free (info=0x7f0f213a39e0) at /build/buildd/evince-2.32.0/./libdocument/ev-document.c:756 No locals. #2 0x00007f0f1ee37230 in ev_document_finalize (object=0x7f0f21374050) at /build/buildd/evince-2.32.0/./libdocument/ev-document.c:837 document = (EvDocument *) 0x7f0f21374050 #3 0x00007f0f1dffee34 in g_object_unref (_object=0x7f0f21374050) at /build/buildd/glib2.0-2.27.92/gobject/gobject.c:2386 object = (GObject *) 0x7f0f21374050 old_ref = __PRETTY_FUNCTION__ = "g_object_unref" #4 0x00007f0f21374050 in ?? () No symbol table info available. #5 0x00007f0f21346040 in ?? () No symbol table info available. #6 0x00007f0f21346800 in ?? () No symbol table info available. #7 0x00007fffbcfb24f0 in ?? () No symbol table info available. #8 0x00007f0f21360820 in ?? () No symbol table info available. #9 0x00007f0f1f27cb60 in main (argc=1, argv=0x7fffbcfb24f8) at /build/buildd/evince-2.32.0/./thumbnailer/evince-thumbnailer.c:237 document = (EvDocument *) 0x7f0f21374058 context = input = output = 0x7f0f21374050 "�07!\017\177" file = (GFile *) 0x7f0f21374060 error = (GError *) 0x0