[Pidgin] #3470: crash with pidgin 2.2.1 using msn

[Pidgin]

#3470: crash with pidgin 2.2.1 using msn
---------------------------+------------------------------------------------
  Reporter:  JosephHeenan  |       Owner:  khc               
      Type:  defect        |      Status:  new               
  Priority:  minor         |   Milestone:                    
 Component:  MSN           |     Version:  2.2.1             
Resolution:                |    Keywords:  msn crash valgrind
   Pending:  0             |  
---------------------------+------------------------------------------------
Comment (by JosephHeenan):

 Here's another backtrace after setting export GSLICE=debug-blocks


 {{{
 #0  0xb7515947 in raise () from /lib/tls/libc.so.6
 #1  0xb75170c9 in abort () from /lib/tls/libc.so.6
 #2  0xb754b16a in __fsetlocking () from /lib/tls/libc.so.6
 #3  0xb75511ec in malloc_usable_size () from /lib/tls/libc.so.6
 #4  0xb75530e8 in free () from /lib/tls/libc.so.6
 #5  0xb7554ddf in malloc () from /lib/tls/libc.so.6
 #6  0xb77c2cc6 in g_malloc () from /usr/lib/libglib-2.0.so.0
 #7  0xb77d2720 in g_slice_alloc () from /usr/lib/libglib-2.0.so.0
 #8  0xb7b4ce29 in pango_script_iter_new () from /usr/lib/libpango-1.0.so.0
 #9  0xb7b3d953 in pango_context_get_font_description ()
    from /usr/lib/libpango-1.0.so.0
 #10 0xb7b3e639 in pango_itemize_with_base_dir ()
    from /usr/lib/libpango-1.0.so.0
 #11 0xb7b466d0 in pango_layout_iter_get_char_extents ()
    from /usr/lib/libpango-1.0.so.0
 #12 0xb7b4726b in pango_layout_iter_get_char_extents ()
    from /usr/lib/libpango-1.0.so.0
 #13 0xb7b48283 in pango_layout_get_pixel_extents ()
    from /usr/lib/libpango-1.0.so.0
 #14 0xb7cb899f in gtk_cell_renderer_text_new ()
    from /usr/lib/libgtk-x11-2.0.so.0
 #15 0xb7cb3054 in gtk_cell_renderer_get_size ()
    from /usr/lib/libgtk-x11-2.0.so.0
 ---Type <return> to continue, or q <return> to quit---
 #16 0xb7e53da7 in gtk_tree_view_column_cell_get_size ()
    from /usr/lib/libgtk-x11-2.0.so.0
 #17 0xb7e3b52e in gtk_tree_view_set_hover_selection ()
    from /usr/lib/libgtk-x11-2.0.so.0
 #18 0xb7e401e6 in gtk_tree_view_set_fixed_height_mode ()
    from /usr/lib/libgtk-x11-2.0.so.0
 #19 0xb7e40691 in gtk_tree_view_set_fixed_height_mode ()
    from /usr/lib/libgtk-x11-2.0.so.0
 #20 0xb7e40758 in gtk_tree_view_set_fixed_height_mode ()
    from /usr/lib/libgtk-x11-2.0.so.0
 #21 0xb77b99b1 in g_source_is_destroyed () from /usr/lib/libglib-2.0.so.0
 #22 0xb77bb731 in g_main_context_dispatch () from
 /usr/lib/libglib-2.0.so.0
 #23 0xb77be7a6 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
 #24 0xb77beb67 in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
 #25 0xb7d73281 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
 #26 0x080b747f in main (argc=Cannot access memory at address 0x6
 ) at gtkmain.c:853
 }}}

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Ticket URL: <http://developer.pidgin.im/ticket/3470#comment:1>
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