Fuzz introspector: fuzz_schematron
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzz blockers

The following nodes represent call sites where fuzz blockers occur.

Amount of callsites blocked Calltree index Parent function Callsite Largest blocked function
10 12 lxml.isoschematron.Schematron.__init__ call site: 00012 lxml.isoschematron._stylesheet_param_dict
3 2 ...fuzz_schematron.TestOneInput call site: 00002 lxml.isoschematron.Schematron.__init__
1 8 lxml.isoschematron.Schematron.__init__ call site: 00008 _etree.parse

Fuzzer calltree

0 ...fuzz_schematron.TestOneInput [function] [call site] 00000
1 io.BytesIO [function] [call site] 00001
1 etree.parse [function] [call site] 00002
1 io.BytesIO [function] [call site] 00003
1 etree.parse [function] [call site] 00004
1 lxml.isoschematron.Schematron.__init__ [function] [call site] 00005
2 <builtin>.super [function] [call site] 00006
2 _etree.iselement [function] [call site] 00007
2 etree.getroot [function] [call site] 00008
2 _etree.parse [function] [call site] 00009
2 lxml.isoschematron.Schematron._extract [function] [call site] 00010
3 element.nsmap.get [function] [call site] 00011
2 lxml.isoschematron.schematron_schema_valid [function] [call site] 00012
2 lxml.isoschematron._stylesheet_param_dict [function] [call site] 00013
3 <builtin>.dict [function] [call site] 00014
3 kwargsDict.items [function] [call site] 00015
3 lxml.isoschematron.stylesheet_params [function] [call site] 00016
4 kwargs.items [function] [call site] 00017
4 <builtin>.isinstance [function] [call site] 00018
4 _etree.XSLT.strparam [function] [call site] 00019
4 <builtin>.isinstance [function] [call site] 00020
2 _etree.XSLT [function] [call site] 00021
1 schematron.validate [function] [call site] 00022
1 test_utils.is_expected_error [function] [call site] 00023