Fuzz introspector: compress_hc_fuzzer
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
262 0 EP call site: 00000 LZ4_compress_HC

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 FUZZ_dataProducer_create [function] [call site] 00001
2 fprintf [call site] 00002
2 abort [call site] 00003
1 FUZZ_dataProducer_retrieve32 [function] [call site] 00004
1 FUZZ_dataProducer_retrieve32 [function] [call site] 00005
1 FUZZ_dataProducer_remainingBytes [function] [call site] 00006
1 FUZZ_getRange_from_uint32 [function] [call site] 00007
1 FUZZ_getRange_from_uint32 [function] [call site] 00008
1 fprintf [call site] 00009
1 abort [call site] 00010
1 fprintf [call site] 00011
1 abort [call site] 00012
1 LZ4_compress_HC [function] [call site] 00013
2 LZ4_compress_HC_extStateHC [function] [call site] 00014
3 LZ4_initStreamHC [function] [call site] 00015
4 LZ4_streamHC_t_alignment [function] [call site] 00016
4 LZ4_isAligned [function] [call site] 00017
4 LZ4_setCompressionLevel [function] [call site] 00018
3 LZ4_compress_HC_extStateHC_fastReset [function] [call site] 00019
4 LZ4_streamHC_t_alignment [function] [call site] 00020
4 LZ4_isAligned [function] [call site] 00021
4 LZ4_resetStreamHC_fast [function] [call site] 00022
5 LZ4_initStreamHC [function] [call site] 00023
5 __assert_fail [call site] 00024
5 LZ4_setCompressionLevel [function] [call site] 00025
4 LZ4HC_init_internal [function] [call site] 00026
5 __assert_fail [call site] 00027
5 LZ4HC_clearTables [function] [call site] 00028
4 LZ4_compressBound [function] [call site] 00029
4 LZ4HC_compress_generic [function] [call site] 00030
5 LZ4HC_compress_generic_noDictCtx [function] [call site] 00031
6 __assert_fail [call site] 00032
6 LZ4HC_compress_generic_internal [function] [call site] 00033
7 __assert_fail [call site] 00034
7 __assert_fail [call site] 00035
7 LZ4HC_getCLevelParams [function] [call site] 00036
7 LZ4MID_compress [function] [call site] 00037
8 select_searchDict_function [function] [call site] 00038
9 LZ4HC_getCLevelParams [function] [call site] 00039
8 __assert_fail [call site] 00040
8 __assert_fail [call site] 00041
8 __assert_fail [call site] 00042
8 __assert_fail [call site] 00043
8 __assert_fail [call site] 00044
8 LZ4MID_hash8Ptr [function] [call site] 00045
9 LZ4_readLE64 [function] [call site] 00046
10 LZ4_isLittleEndian [function] [call site] 00047
10 LZ4_read64 [function] [call site] 00048
9 LZ4MID_hash7 [function] [call site] 00049
8 __assert_fail [call site] 00050
8 __assert_fail [call site] 00051
8 __assert_fail [call site] 00052
8 LZ4_read_ARCH [function] [call site] 00053
8 LZ4_NbCommonBytes [function] [call site] 00054
9 __assert_fail [call site] 00055
9 LZ4_isLittleEndian [function] [call site] 00056
8 LZ4_read32 [function] [call site] 00057
8 LZ4_read16 [function] [call site] 00058
8 LZ4_read_ARCH [function] [call site] 00059
8 LZ4_NbCommonBytes [function] [call site] 00060
8 LZ4_read32 [function] [call site] 00061
8 LZ4_read16 [function] [call site] 00062
8 LZ4MID_hash4Ptr [function] [call site] 00063
9 LZ4_read32 [function] [call site] 00064
9 LZ4MID_hash4 [function] [call site] 00065
8 __assert_fail [call site] 00066
8 __assert_fail [call site] 00067
8 __assert_fail [call site] 00068
8 __assert_fail [call site] 00069
8 LZ4_read_ARCH [function] [call site] 00070
8 LZ4_NbCommonBytes [function] [call site] 00071
8 LZ4_read32 [function] [call site] 00072
8 LZ4_read16 [function] [call site] 00073
8 LZ4MID_hash8Ptr [function] [call site] 00074
8 LZ4_read_ARCH [function] [call site] 00075
8 LZ4_NbCommonBytes [function] [call site] 00076
8 LZ4_read32 [function] [call site] 00077
8 LZ4_read16 [function] [call site] 00078
8 LZ4_read_ARCH [function] [call site] 00079
8 LZ4_NbCommonBytes [function] [call site] 00080
8 LZ4_read32 [function] [call site] 00081
8 LZ4_read16 [function] [call site] 00082
8 __assert_fail [call site] 00083
8 LZ4MID_hash8Ptr [function] [call site] 00084
8 LZ4MID_hash8Ptr [function] [call site] 00085
8 LZ4MID_hash4Ptr [function] [call site] 00086
8 __assert_fail [call site] 00087
8 LZ4_writeLE16 [function] [call site] 00088
9 LZ4_isLittleEndian [function] [call site] 00089
9 LZ4_write16 [function] [call site] 00090
8 LZ4MID_hash8Ptr [function] [call site] 00091
8 LZ4MID_hash8Ptr [function] [call site] 00092
8 LZ4MID_hash8Ptr [function] [call site] 00093
8 LZ4MID_hash4Ptr [function] [call site] 00094
8 LZ4MID_hash4Ptr [function] [call site] 00095
8 __assert_fail [call site] 00096
8 __assert_fail [call site] 00097
8 __assert_fail [call site] 00098
8 __assert_fail [call site] 00099
8 __assert_fail [call site] 00100
8 __assert_fail [call site] 00101
8 __assert_fail [call site] 00102
8 __assert_fail [call site] 00103
8 LZ4_writeLE16 [function] [call site] 00104
7 __assert_fail [call site] 00105
7 LZ4_read32 [function] [call site] 00106
7 __assert_fail [call site] 00107
7 LZ4HC_hashPtr [function] [call site] 00108
8 LZ4_read32 [function] [call site] 00109
7 LZ4HC_hashPtr [function] [call site] 00110
7 __assert_fail [call site] 00111
7 LZ4_read16 [function] [call site] 00112
7 __assert_fail [call site] 00113
7 LZ4_read32 [function] [call site] 00114
7 LZ4_isLittleEndian [function] [call site] 00115
7 __assert_fail [call site] 00116
7 LZ4_read_ARCH [function] [call site] 00117
7 LZ4_NbCommonBytes [function] [call site] 00118
7 LZ4_read32 [function] [call site] 00119
7 LZ4_read16 [function] [call site] 00120
7 LZ4_read_ARCH [function] [call site] 00121
7 LZ4_NbCommonBytes [function] [call site] 00122
7 LZ4_read32 [function] [call site] 00123
7 LZ4_read16 [function] [call site] 00124
7 LZ4_read_ARCH [function] [call site] 00125
7 LZ4_NbCommonBytes [function] [call site] 00126
7 LZ4_read32 [function] [call site] 00127
7 LZ4_read16 [function] [call site] 00128
7 __assert_fail [call site] 00129
7 LZ4_read32 [function] [call site] 00130
7 LZ4HC_countPattern [function] [call site] 00131
8 LZ4_read_ARCH [function] [call site] 00132
8 LZ4_NbCommonBytes [function] [call site] 00133
8 LZ4_isLittleEndian [function] [call site] 00134
7 LZ4HC_protectDictEnd [function] [call site] 00135
7 LZ4HC_rotatePattern [function] [call site] 00136
7 LZ4HC_reverseCountPattern [function] [call site] 00137
8 LZ4_read32 [function] [call site] 00138
7 LZ4_read_ARCH [function] [call site] 00139
7 LZ4_NbCommonBytes [function] [call site] 00140
7 LZ4_read32 [function] [call site] 00141
7 LZ4_read16 [function] [call site] 00142
7 __assert_fail [call site] 00143
7 LZ4_read32 [function] [call site] 00144
7 LZ4_read32 [function] [call site] 00145
7 LZ4HC_hashPtr [function] [call site] 00146
7 __assert_fail [call site] 00147
7 LZ4_read16 [function] [call site] 00148
7 LZ4HC_countPattern [function] [call site] 00149
7 LZ4HC_protectDictEnd [function] [call site] 00150
7 LZ4HC_rotatePattern [function] [call site] 00151
7 LZ4HC_reverseCountPattern [function] [call site] 00152
7 __assert_fail [call site] 00153
7 LZ4_writeLE16 [function] [call site] 00154
7 LZ4_read32 [function] [call site] 00155
7 LZ4HC_hashPtr [function] [call site] 00156
7 __assert_fail [call site] 00157
7 LZ4_read16 [function] [call site] 00158
7 LZ4HC_countPattern [function] [call site] 00159
7 LZ4HC_protectDictEnd [function] [call site] 00160
7 LZ4HC_rotatePattern [function] [call site] 00161
7 LZ4HC_reverseCountPattern [function] [call site] 00162
7 __assert_fail [call site] 00163
7 LZ4_writeLE16 [function] [call site] 00164
7 __assert_fail [call site] 00165
7 LZ4_writeLE16 [function] [call site] 00166
7 __assert_fail [call site] 00167
7 LZ4_writeLE16 [function] [call site] 00168
7 __assert_fail [call site] 00169
7 LZ4_writeLE16 [function] [call site] 00170
7 __assert_fail [call site] 00171
7 LZ4_writeLE16 [function] [call site] 00172
7 __assert_fail [call site] 00173
7 LZ4HC_compress_optimal [function] [call site] 00174
8 __assert_fail [call site] 00175
8 __assert_fail [call site] 00176
8 __assert_fail [call site] 00177
8 __assert_fail [call site] 00178
8 LZ4_read32 [function] [call site] 00179
8 LZ4HC_hashPtr [function] [call site] 00180
8 __assert_fail [call site] 00181
8 LZ4_read16 [function] [call site] 00182
8 LZ4HC_countPattern [function] [call site] 00183
8 LZ4HC_protectDictEnd [function] [call site] 00184
8 LZ4HC_rotatePattern [function] [call site] 00185
8 LZ4HC_reverseCountPattern [function] [call site] 00186
8 __assert_fail [call site] 00187
8 __assert_fail [call site] 00188
8 LZ4_writeLE16 [function] [call site] 00189
8 __assert_fail [call site] 00190
8 __assert_fail [call site] 00191
8 __assert_fail [call site] 00192
8 __assert_fail [call site] 00193
8 __assert_fail [call site] 00194
8 __assert_fail [call site] 00195
8 __assert_fail [call site] 00196
8 __assert_fail [call site] 00197
8 __assert_fail [call site] 00198
8 __assert_fail [call site] 00199
8 __assert_fail [call site] 00200
8 __assert_fail [call site] 00201
8 __assert_fail [call site] 00202
8 __assert_fail [call site] 00203
8 __assert_fail [call site] 00204
8 __assert_fail [call site] 00205
8 __assert_fail [call site] 00206
8 __assert_fail [call site] 00207
8 __assert_fail [call site] 00208
8 __assert_fail [call site] 00209
8 __assert_fail [call site] 00210
8 LZ4_writeLE16 [function] [call site] 00211
8 __assert_fail [call site] 00212
8 __assert_fail [call site] 00213
8 LZ4_writeLE16 [function] [call site] 00214
5 LZ4HC_compress_generic_dictCtx [function] [call site] 00215
6 __assert_fail [call site] 00216
6 LZ4HC_compress_generic_noDictCtx [function] [call site] 00217
6 isStateCompatible [function] [call site] 00218
7 LZ4HC_getCLevelParams [function] [call site] 00219
7 LZ4HC_getCLevelParams [function] [call site] 00220
6 LZ4HC_setExternalDict [function] [call site] 00221
7 LZ4HC_getCLevelParams [function] [call site] 00222
7 __assert_fail [call site] 00223
7 LZ4HC_hashPtr [function] [call site] 00224
6 LZ4HC_compress_generic_noDictCtx [function] [call site] 00225
6 LZ4HC_compress_generic_internal [function] [call site] 00226
4 LZ4HC_compress_generic [function] [call site] 00227
1 LZ4_decompress_safe [function] [call site] 00228
2 __assert_fail [call site] 00229
2 __assert_fail [call site] 00230
2 LZ4_readLE16 [function] [call site] 00231
3 LZ4_isLittleEndian [function] [call site] 00232
3 LZ4_read16 [function] [call site] 00233
2 __assert_fail [call site] 00234
2 __assert_fail [call site] 00235
2 __assert_fail [call site] 00236
2 LZ4_write32 [function] [call site] 00237
2 __assert_fail [call site] 00238
2 __assert_fail [call site] 00239
2 LZ4_write32 [function] [call site] 00240
1 fprintf [call site] 00241
1 abort [call site] 00242
1 memcmp [call site] 00243
1 fprintf [call site] 00244
1 abort [call site] 00245
1 LZ4_sizeofStateHC [function] [call site] 00246
1 fprintf [call site] 00247
1 abort [call site] 00248
1 LZ4_compress_HC_destSize [function] [call site] 00249
2 LZ4_initStreamHC [function] [call site] 00250
2 LZ4HC_init_internal [function] [call site] 00251
2 LZ4_setCompressionLevel [function] [call site] 00252
2 LZ4HC_compress_generic [function] [call site] 00253
1 fprintf [call site] 00254
1 abort [call site] 00255
1 LZ4_decompress_safe [function] [call site] 00256
1 fprintf [call site] 00257
1 abort [call site] 00258
1 memcmp [call site] 00259
1 fprintf [call site] 00260
1 abort [call site] 00261
1 FUZZ_dataProducer_free [function] [call site] 00262