Git versions of gtk, glib, goffice, gnumeric, libgsf and libxml2.

Test case: http://jutaky.com/fuzzing/gnumeric_case_2339_21685.xlsx

$ ssconvert gnumeric_case_2339_21685.xlsx /tmp/out.gnumeric

==22093==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x7fddc8c8ec22 sp 0x7ffd25464c70 bp 0x7ffd25464d50 T0)
    #0 0x7fddc8c8ec21 in xlsx_read_chart gnumeric/gnumeric/plugins/excel/xlsx-read-drawing.c:3090
    #1 0x7fddeceb1f36 in push_child gnumeric/libgsf/gsf/gsf-libxml.c:658
    #2 0x7fddeceb227e in lookup_child gnumeric/libgsf/gsf/gsf-libxml.c:694
    #3 0x7fddeceb30dc in gsf_xml_in_start_element gnumeric/libgsf/gsf/gsf-libxml.c:786
    #4 0x7fddec6a501f in xmlParseStartTag__internal_alias gnumeric/libxml2/parser.c:8676
    #5 0x7fddec6b1a8d in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10080
    #6 0x7fddec6b0df5 in xmlParseContent__internal_alias gnumeric/libxml2/parser.c:9990
    #7 0x7fddec6b2a24 in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10163
    #8 0x7fddec6b0df5 in xmlParseContent__internal_alias gnumeric/libxml2/parser.c:9990
    #9 0x7fddec6b2a24 in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10163
    #10 0x7fddec6b0df5 in xmlParseContent__internal_alias gnumeric/libxml2/parser.c:9990
    #11 0x7fddec6b2a24 in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10163
    #12 0x7fddec6b0df5 in xmlParseContent__internal_alias gnumeric/libxml2/parser.c:9990
    #13 0x7fddec6b2a24 in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10163
    #14 0x7fddec6b0df5 in xmlParseContent__internal_alias gnumeric/libxml2/parser.c:9990
    #15 0x7fddec6b2a24 in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10163
    #16 0x7fddec6bae1c in xmlParseDocument__internal_alias gnumeric/libxml2/parser.c:10849
    #17 0x7fddeceb60df in gsf_xml_in_doc_parse gnumeric/libgsf/gsf/gsf-libxml.c:1338
    #18 0x7fddecec80c7 in gsf_open_pkg_parse_rel_by_id gnumeric/libgsf/gsf/gsf-open-pkg-utils.c:432
    #19 0x7fddc8c6596d in xlsx_parse_rel_by_id gnumeric/gnumeric/plugins/excel/xlsx-read.c:383
    #20 0x7fddc8c91977 in xlsx_sheet_drawing gnumeric/gnumeric/plugins/excel/xlsx-read-drawing.c:3561
    #21 0x7fddeceb1f36 in push_child gnumeric/libgsf/gsf/gsf-libxml.c:658
    #22 0x7fddeceb227e in lookup_child gnumeric/libgsf/gsf/gsf-libxml.c:694
    #23 0x7fddeceb30dc in gsf_xml_in_start_element gnumeric/libgsf/gsf/gsf-libxml.c:786
    #24 0x7fddec6a501f in xmlParseStartTag__internal_alias gnumeric/libxml2/parser.c:8676
    #25 0x7fddec6b1a8d in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10080
    #26 0x7fddec6b0df5 in xmlParseContent__internal_alias gnumeric/libxml2/parser.c:9990
    #27 0x7fddec6b2a24 in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10163
    #28 0x7fddec6bae1c in xmlParseDocument__internal_alias gnumeric/libxml2/parser.c:10849
    #29 0x7fddeceb60df in gsf_xml_in_doc_parse gnumeric/libgsf/gsf/gsf-libxml.c:1338
    #30 0x7fddc8c65775 in xlsx_parse_stream gnumeric/gnumeric/plugins/excel/xlsx-read.c:358
    #31 0x7fddc8caddf4 in xlsx_wb_end gnumeric/gnumeric/plugins/excel/xlsx-read.c:3907
    #32 0x7fddeceb37de in gsf_xml_in_end_element gnumeric/libgsf/gsf/gsf-libxml.c:863
    #33 0x7fddec6a5d7b in xmlParseEndTag1 gnumeric/libxml2/parser.c:8747
    #34 0x7fddec6b2e6b in xmlParseElement__internal_alias gnumeric/libxml2/parser.c:10191
    #35 0x7fddec6bae1c in xmlParseDocument__internal_alias gnumeric/libxml2/parser.c:10849
    #36 0x7fddeceb60df in gsf_xml_in_doc_parse gnumeric/libgsf/gsf/gsf-libxml.c:1338
    #37 0x7fddc8c65775 in xlsx_parse_stream gnumeric/gnumeric/plugins/excel/xlsx-read.c:358
    #38 0x7fddc8cb6927 in xlsx_file_open gnumeric/gnumeric/plugins/excel/xlsx-read.c:5043
    #39 0x7fdded9ab3af in go_plugin_loader_module_func_file_open app/go-plugin-loader-module.c:282
    #40 0x7fdded9b14fa in go_plugin_file_opener_open app/go-plugin-service.c:685
    #41 0x7fdded9b9550 in go_file_opener_open app/file.c:417
    #42 0x7fddee897331 in workbook_view_new_from_input gnumeric/gnumeric/src/workbook-view.c:1278
    #43 0x7fddee8977cb in workbook_view_new_from_uri gnumeric/gnumeric/src/workbook-view.c:1337
    #44 0x4080cb in convert gnumeric/gnumeric/src/ssconvert.c:715
    #45 0x409439 in main gnumeric/gnumeric/src/ssconvert.c:903
    #46 0x7fdde6fc87ff in __libc_start_main (/usr/lib/libc.so.6+0x207ff)
    #47 0x4040f8 in _start (apps/bin/ssconvert+0x4040f8)

--
Juha Kylmänen