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

Fuzz blockers

The followings are the branches where fuzzer fails to bypass.

Unique non-covered Complexity Unique Reachable Complexities Unique Reachable Functions All non-covered Complexity All Reachable Complexity Function Name Function Callsite Blocked Branch
0 268 1 :

['tdefl_compress_block']

0 268 tdefl_flush_block call site: 00020 /src/miniz/build/amalgamation/miniz.c:1325
0 0 None 4 10 test_flush call site: 00039 /src/inspector/source-code/src/miniz/tests/flush_fuzzer.c:53
0 0 None 0 812 tdefl_compress call site: 00016 /src/miniz/build/amalgamation/miniz.c:1944
0 0 None 0 360 tdefl_compress_normal call site: 00018 /src/miniz/build/amalgamation/miniz.c:1832
0 0 None 0 360 tdefl_compress_normal call site: 00018 /src/miniz/build/amalgamation/miniz.c:1859
0 0 None 0 0 tdefl_compress call site: 00016 /src/miniz/build/amalgamation/miniz.c:1915
0 0 None 0 0 tdefl_compress call site: 00016 /src/miniz/build/amalgamation/miniz.c:1933
0 0 None 0 0 tdefl_compress call site: 00018 /src/miniz/build/amalgamation/miniz.c:1958
0 0 None 0 0 tdefl_compress call site: 00034 /src/miniz/build/amalgamation/miniz.c:1967
0 0 None 0 0 tdefl_create_comp_flags_from_zip_params call site: 00010 /src/miniz/build/amalgamation/miniz.c:2115
0 0 None 0 0 tdefl_create_comp_flags_from_zip_params call site: 00010 /src/miniz/build/amalgamation/miniz.c:2117
0 0 None 0 0 tdefl_create_comp_flags_from_zip_params call site: 00010 /src/miniz/build/amalgamation/miniz.c:2119

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 compressBound [function] [call site] 00001
2 mz_compressBound [function] [call site] 00002
3 mz_deflateBound [function] [call site] 00003
1 calloc [call site] 00004
1 calloc [call site] 00005
1 test_flush [function] [call site] 00006
2 deflateInit [function] [call site] 00007
3 mz_deflateInit [function] [call site] 00008
4 mz_deflateInit2 [function] [call site] 00009
5 tdefl_create_comp_flags_from_zip_params [function] [call site] 00010
5 tdefl_init [function] [call site] 00011
2 fprintf [call site] 00012
2 exit [call site] 00013
2 deflate [function] [call site] 00014
3 mz_deflate [function] [call site] 00015
4 tdefl_compress [function] [call site] 00016
5 tdefl_flush_output_buffer [function] [call site] 00017
5 tdefl_compress_normal [function] [call site] 00018
6 tdefl_flush_block [function] [call site] 00019
7 tdefl_compress_block [function] [call site] 00020
8 tdefl_start_static_block [function] [call site] 00021
9 tdefl_optimize_huffman_table [function] [call site] 00022
10 tdefl_radix_sort_syms [function] [call site] 00023
10 tdefl_calculate_minimum_redundancy [function] [call site] 00024
10 tdefl_huffman_enforce_max_code_size [function] [call site] 00025
9 tdefl_optimize_huffman_table [function] [call site] 00026
8 tdefl_start_dynamic_block [function] [call site] 00027
9 tdefl_optimize_huffman_table [function] [call site] 00028
9 tdefl_optimize_huffman_table [function] [call site] 00029
9 tdefl_optimize_huffman_table [function] [call site] 00030
8 tdefl_compress_lz_codes [function] [call site] 00031
7 tdefl_compress_block [function] [call site] 00032
5 mz_adler32 [function] [call site] 00033
5 tdefl_flush_block [function] [call site] 00034
5 tdefl_flush_output_buffer [function] [call site] 00035
4 tdefl_get_adler32 [function] [call site] 00036
2 fprintf [call site] 00037
2 exit [call site] 00038
2 deflate [function] [call site] 00039
2 fprintf [call site] 00040
2 exit [call site] 00041
2 deflateEnd [function] [call site] 00042
3 mz_deflateEnd [function] [call site] 00043
2 fprintf [call site] 00044
2 exit [call site] 00045