Fuzz introspector: compress_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
31 47 LZ4_NbCommonBytes call site: 00047 LZ4_NbCommonBytes
20 21 LZ4_compress_fast_extState call site: 00021 LZ4_writeLE16
6 89 LZ4_readLE16 call site: 00089 __assert_fail
2 43 LZ4_writeLE16 call site: 00043 LZ4_NbCommonBytes
2 81 LZ4_compress_fast_extState call site: 00081 LZ4_largeInputTableType
1 85 LZ4_decompress_safe call site: 00085 __assert_fail

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_remainingBytes [function] [call site] 00005
1 LZ4_compressBound [function] [call site] 00006
1 FUZZ_getRange_from_uint32 [function] [call site] 00007
1 fprintf [call site] 00008
1 abort [call site] 00009
1 fprintf [call site] 00010
1 abort [call site] 00011
1 LZ4_compress_default [function] [call site] 00012
2 LZ4_compress_fast [function] [call site] 00013
3 LZ4_compress_fast_extState [function] [call site] 00014
4 LZ4_initStream [function] [call site] 00015
5 LZ4_stream_t_alignment [function] [call site] 00016
5 LZ4_isAligned [function] [call site] 00017
4 __assert_fail [call site] 00018
4 LZ4_clampAcceleration [function] [call site] 00019
4 LZ4_compressBound [function] [call site] 00020
4 __assert_fail [call site] 00021
4 __assert_fail [call site] 00022
4 LZ4_read_ARCH [function] [call site] 00023
4 LZ4_isLittleEndian [function] [call site] 00024
4 LZ4_read32 [function] [call site] 00025
4 __assert_fail [call site] 00026
4 __assert_fail [call site] 00027
4 LZ4_read_ARCH [function] [call site] 00028
4 LZ4_read32 [function] [call site] 00029
4 LZ4_getPositionOnHash [function] [call site] 00030
5 __assert_fail [call site] 00031
4 LZ4_read_ARCH [function] [call site] 00032
4 LZ4_read32 [function] [call site] 00033
4 __assert_fail [call site] 00034
4 LZ4_read32 [function] [call site] 00035
4 __assert_fail [call site] 00036
4 __assert_fail [call site] 00037
4 LZ4_read_ARCH [function] [call site] 00038
4 LZ4_read32 [function] [call site] 00039
4 __assert_fail [call site] 00040
4 LZ4_writeLE16 [function] [call site] 00041
5 LZ4_isLittleEndian [function] [call site] 00042
5 LZ4_write16 [function] [call site] 00043
4 LZ4_read_ARCH [function] [call site] 00044
4 LZ4_NbCommonBytes [function] [call site] 00045
5 __assert_fail [call site] 00046
5 LZ4_isLittleEndian [function] [call site] 00047
4 LZ4_read32 [function] [call site] 00048
4 LZ4_read16 [function] [call site] 00049
4 LZ4_read_ARCH [function] [call site] 00050
4 LZ4_NbCommonBytes [function] [call site] 00051
4 LZ4_read32 [function] [call site] 00052
4 LZ4_read16 [function] [call site] 00053
4 LZ4_read_ARCH [function] [call site] 00054
4 LZ4_NbCommonBytes [function] [call site] 00055
4 LZ4_read32 [function] [call site] 00056
4 LZ4_read16 [function] [call site] 00057
4 LZ4_read_ARCH [function] [call site] 00058
4 LZ4_read32 [function] [call site] 00059
4 __assert_fail [call site] 00060
4 LZ4_write32 [function] [call site] 00061
4 LZ4_read_ARCH [function] [call site] 00062
4 LZ4_read32 [function] [call site] 00063
4 __assert_fail [call site] 00064
4 __assert_fail [call site] 00065
4 LZ4_read_ARCH [function] [call site] 00066
4 LZ4_read32 [function] [call site] 00067
4 LZ4_getPositionOnHash [function] [call site] 00068
4 LZ4_read_ARCH [function] [call site] 00069
4 LZ4_read32 [function] [call site] 00070
4 __assert_fail [call site] 00071
4 LZ4_read_ARCH [function] [call site] 00072
4 LZ4_read32 [function] [call site] 00073
4 __assert_fail [call site] 00074
4 __assert_fail [call site] 00075
4 __assert_fail [call site] 00076
4 LZ4_read_ARCH [function] [call site] 00077
4 LZ4_read32 [function] [call site] 00078
4 LZ4_largeInputTableType [function] [call site] 00079
4 __assert_fail [call site] 00080
4 __assert_fail [call site] 00081
4 LZ4_largeInputTableType [function] [call site] 00082
4 __assert_fail [call site] 00083
1 LZ4_decompress_safe [function] [call site] 00084
2 __assert_fail [call site] 00085
2 __assert_fail [call site] 00086
2 LZ4_readLE16 [function] [call site] 00087
3 LZ4_isLittleEndian [function] [call site] 00088
3 LZ4_read16 [function] [call site] 00089
2 __assert_fail [call site] 00090
2 __assert_fail [call site] 00091
2 __assert_fail [call site] 00092
2 LZ4_write32 [function] [call site] 00093
2 __assert_fail [call site] 00094
2 __assert_fail [call site] 00095
2 LZ4_write32 [function] [call site] 00096
1 fprintf [call site] 00097
1 abort [call site] 00098
1 memcmp [call site] 00099
1 fprintf [call site] 00100
1 abort [call site] 00101
1 LZ4_compress_destSize [function] [call site] 00102
2 LZ4_compress_destSize_extState_internal [function] [call site] 00103
3 LZ4_initStream [function] [call site] 00104
3 __assert_fail [call site] 00105
3 LZ4_clampAcceleration [function] [call site] 00106
3 LZ4_compressBound [function] [call site] 00107
3 LZ4_compress_fast_extState [function] [call site] 00108
3 __assert_fail [call site] 00109
3 LZ4_largeInputTableType [function] [call site] 00110
3 __assert_fail [call site] 00111
1 fprintf [call site] 00112
1 abort [call site] 00113
1 LZ4_decompress_safe [function] [call site] 00114
1 fprintf [call site] 00115
1 abort [call site] 00116
1 memcmp [call site] 00117
1 fprintf [call site] 00118
1 abort [call site] 00119
1 FUZZ_dataProducer_free [function] [call site] 00120