Comment # 2 on bug 1077870 from Jan Kiszka

(gdb) bt
#0  0xb3ab2d86 in cssparser::tokenizer::consume_numeric () from
/usr/lib/librsvg-2.so.2
#1  0xb3ab1f7b in cssparser::tokenizer::next_token () from
/usr/lib/librsvg-2.so.2
#2  0xb3ab1518 in
cssparser::parser::Parser::next_including_whitespace_and_comments () from
/usr/lib/librsvg-2.so.2
#3  0xb3a93663 in <rsvg_internals::length::RsvgLength as
rsvg_internals::parsers::Parse>::parse () from /usr/lib/librsvg-2.so.2
#4  0xb3aab687 in rsvg_node_svg_new () from /usr/lib/librsvg-2.so.2
#5  0xb3a6c805 in rsvg_standard_element_start (ctx=ctx@entry=0x1340880,
name=name@entry=0x1343a63 "svg", atts=atts@entry=0x11ac728) at rsvg-base.c:425
#6  0xb3a6e703 in rsvg_start_element (data=0x1340880, name=<optimized out>,
atts=0x115c190) at rsvg-base.c:841
#7  0xb38d35b0 in xmlParseStartTag () from /usr/lib/libxml2.so.2
#8  0xb38daaa9 in ?? () from /usr/lib/libxml2.so.2
#9  0xb38db60b in xmlParseChunk () from /usr/lib/libxml2.so.2
#10 0xb3a6d6cf in write_impl (handle=0x1340880, buf=<optimized out>,
count=<optimized out>, error=0x12f47ac) at rsvg-base.c:1213
#11 0xb50139fb in ?? () from
/usr/lib/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-svg.so
#12 0xb748d91e in ?? () from /usr/lib/libgdk_pixbuf-2.0.so.0
#13 0xb748e47d in gdk_pixbuf_loader_write () from
/usr/lib/libgdk_pixbuf-2.0.so.0
#14 0xb748a90b in ?? () from /usr/lib/libgdk_pixbuf-2.0.so.0
#15 0xb748ba8e in gdk_pixbuf_new_from_stream_at_scale () from
/usr/lib/libgdk_pixbuf-2.0.so.0
#16 0xb77dd9aa in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#17 0xb77e0c99 in gtk_icon_info_load_icon () from /usr/lib/libgtk-x11-2.0.so.0
#18 0x0047f648 in xfdesktop_file_utils_get_icon ()
#19 0x004843b3 in ?? ()
#20 0x00467f97 in xfdesktop_icon_peek_pixbuf ()
#21 0x00469c74 in ?? ()
#22 0x0046a465 in ?? ()
#23 0x0046af19 in ?? ()
#24 0x0046eb50 in xfdesktop_icon_view_add_item ()
#25 0x00475f98 in ?? ()
#26 0x00477ada in ?? ()
#27 0xb7072cc4 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#28 0xb70730d9 in ?? () from /usr/lib/libglib-2.0.so.0
#29 0xb7073489 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#30 0xb780d28d in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#31 0x00464907 in ?? ()
#32 0x00464dfe in ?? ()
#33 0xb706f418 in ?? () from /usr/lib/libglib-2.0.so.0
#34 0xb706fefa in ?? () from /usr/lib/libglib-2.0.so.0
#35 0xb7072d4f in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#36 0xb70730d9 in ?? () from /usr/lib/libglib-2.0.so.0
#37 0xb7073184 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#38 0xb72e2fb3 in g_application_run () from /usr/lib/libgio-2.0.so.0
#39 0x00465ee2 in xfdesktop_application_run ()
#40 0x0045924b in main ()
(gdb) disassemble $pc
Dump of assembler code for function
_ZN9cssparser9tokenizer15consume_numeric17hb083bc22f79f8abcE:
   0xb3ab2d60 <+0>:     push   %ebp
   0xb3ab2d61 <+1>:     push   %ebx
   0xb3ab2d62 <+2>:     push   %edi
   0xb3ab2d63 <+3>:     push   %esi
   0xb3ab2d64 <+4>:     sub    $0x3c,%esp
   0xb3ab2d67 <+7>:     mov    %edx,%ebp
   0xb3ab2d69 <+9>:     call   0xb3ab2d6e
<_ZN9cssparser9tokenizer15consume_numeric17hb083bc22f79f8abcE+14>
   0xb3ab2d6e <+14>:    pop    %ebx
   0xb3ab2d6f <+15>:    mov    0x4(%ebp),%esi
   0xb3ab2d72 <+18>:    mov    0x8(%ebp),%edi
   0xb3ab2d75 <+21>:    add    $0xac292,%ebx
   0xb3ab2d7b <+27>:    cmp    %esi,%edi
   0xb3ab2d7d <+29>:    jae    0xb3ab3125
<_ZN9cssparser9tokenizer15consume_numeric17hb083bc22f79f8abcE+965>
   0xb3ab2d83 <+35>:    mov    0x0(%ebp),%eax
=> 0xb3ab2d86 <+38>:    movsd  -0x4bc88(%ebx),%xmm6
   0xb3ab2d8e <+46>:    mov    (%eax,%edi,1),%dl
   0xb3ab2d91 <+49>:    cmp    $0x2b,%dl
   0xb3ab2d94 <+52>:    je     0xb3ab2da3
<_ZN9cssparser9tokenizer15consume_numeric17hb083bc22f79f8abcE+67>
...