(gdb) backtrace
#0  0xb71082fa in g_slice_alloc () from /opt/gnome/lib/libglib-2.0.so.0
#1  0xb70e45c9 in g_hash_table_new_full () from /opt/gnome/lib/libglib-2.0.so.0
#2  0xb70e4654 in g_hash_table_new () from /opt/gnome/lib/libglib-2.0.so.0
#3  0x08434b14 in sp_repr_do_read (doc=0x0, default_ns=0x0) at xml/repr-io.cpp:377
#4  0x08434db8 in sp_repr_read_mem (
    buffer=0x84e94f8 "<inkscape-extension>\n<name>LaTeX Output</name>\n<id>org.inkscape.output.latex</id>\n<output>\n<extension>.tex</extension>\n<mimetype>text/plain</mimetype>\n<filetypename>LaTeX With PSTricks macros (*.tex)<"...,
    length=301, default_ns=0x0) at xml/repr-io.cpp:308
#5  0x083df11b in Inkscape::Extension::build_from_mem (
    buffer=0x84e94f8 "<inkscape-extension>\n<name>LaTeX Output</name>\n<id>org.inkscape.output.latex</id>\n<output>\n<extension>.tex</extension>\n<mimetype>text/plain</mimetype>\n<filetypename>LaTeX With PSTricks macros (*.tex)<"...,
    in_imp=0x85c0100) at extension/system.cpp:527
#6  0x0840ee6d in Inkscape::Extension::Internal::LatexOutput::init () at extension/internal/latex-pstricks-out.cpp:114
#7  0x083d73f5 in Inkscape::Extension::init () at extension/init.cpp:136
#8  0x08078333 in sp_main_gui (argc=1, argv=0xbf854eb4) at main.cpp:653
#9  0x08181f83 in Inkscape::NSApplication::Application::run (this=0xbf854df4) at application/application.cpp:117
#10 0x0807811d in main (argc=1, argv=0xbf854eb4) at main.cpp:512