Fuzz introspector: miniz/tests/large_fuzzer.c
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
3 0 EP call site: 00000 test_large_deflate
2 33 test_large_deflate call site: 00033 fprintf
2 37 test_large_deflate call site: 00037 fprintf
2 51 mz_inflate call site: 00051 fprintf
1 11 mz_deflate call site: 00011 tdefl_flush_output_buffer
1 13 tdefl_compress call site: 00013 tdefl_flush_block
1 15 tdefl_flush_block call site: 00015 tdefl_start_static_block
1 26 tdefl_compress_block call site: 00026 tdefl_compress_block
1 42 test_large_deflate call site: 00042 test_large_inflate
1 48 test_large_inflate call site: 00048 tinfl_decompress

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 calloc [call site] 00001
1 calloc [call site] 00002
1 test_large_deflate [function] [call site] 00003
2 mz_deflateInit [function] [call site] 00004
3 mz_deflateInit2 [function] [call site] 00005
4 tdefl_create_comp_flags_from_zip_params [function] [call site] 00006
4 tdefl_init [function] [call site] 00007
2 fprintf [call site] 00008
2 exit [call site] 00009
2 mz_deflate [function] [call site] 00010
3 tdefl_compress [function] [call site] 00011
4 tdefl_flush_output_buffer [function] [call site] 00012
4 tdefl_compress_normal [function] [call site] 00013
5 tdefl_flush_block [function] [call site] 00014
6 tdefl_compress_block [function] [call site] 00015
7 tdefl_start_static_block [function] [call site] 00016
8 tdefl_optimize_huffman_table [function] [call site] 00017
9 tdefl_radix_sort_syms [function] [call site] 00018
9 tdefl_calculate_minimum_redundancy [function] [call site] 00019
9 tdefl_huffman_enforce_max_code_size [function] [call site] 00020
8 tdefl_optimize_huffman_table [function] [call site] 00021
7 tdefl_start_dynamic_block [function] [call site] 00022
8 tdefl_optimize_huffman_table [function] [call site] 00023
8 tdefl_optimize_huffman_table [function] [call site] 00024
8 tdefl_optimize_huffman_table [function] [call site] 00025
7 tdefl_compress_lz_codes [function] [call site] 00026
6 tdefl_compress_block [function] [call site] 00027
4 mz_adler32 [function] [call site] 00028
4 tdefl_flush_block [function] [call site] 00029
4 tdefl_flush_output_buffer [function] [call site] 00030
3 tdefl_get_adler32 [function] [call site] 00031
2 fprintf [call site] 00032
2 exit [call site] 00033
2 fprintf [call site] 00034
2 exit [call site] 00035
2 mz_deflate [function] [call site] 00036
2 mz_deflate [function] [call site] 00037
2 fprintf [call site] 00038
2 exit [call site] 00039
2 mz_deflateEnd [function] [call site] 00040
2 fprintf [call site] 00041
2 exit [call site] 00042
1 test_large_inflate [function] [call site] 00043
2 mz_inflateInit [function] [call site] 00044
3 mz_inflateInit2 [function] [call site] 00045
2 fprintf [call site] 00046
2 exit [call site] 00047
2 mz_inflate [function] [call site] 00048
3 tinfl_decompress [function] [call site] 00049
4 tinfl_clear_tree [function] [call site] 00050
3 tinfl_decompress [function] [call site] 00051
2 fprintf [call site] 00052
2 exit [call site] 00053
2 mz_inflateEnd [function] [call site] 00054
2 fprintf [call site] 00055
2 exit [call site] 00056