Fuzz introspector: fuzz/librawspeed/decompressors/SamsungV1Decompressor.cpp
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
112 0 EP call site: 00000 rawspeed::RawImageData::createData

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 rawspeed::ByteStream::get [function] [call site] 00002
2 rawspeed::ByteStream::peek [function] [call site] 00003
3 DataBuffer::get<T> [function] [call site] 00004
1 rawspeed::ByteStream::getStream [function] [call site] 00005
2 rawspeed::ByteStream::peekStream [function] [call site] 00006
3 rawspeed::ByteStream::getSubStream [function] [call site] 00007
4 rawspeed::ByteStream::ByteStream [function] [call site] 00008
4 DataBuffer [function] [call site] 00009
4 getSubView [function] [call site] 00010
4 getByteOrder [function] [call site] 00011
1 rawspeed::ByteStream::getRemainSize [function] [call site] 00012
2 invariant [function] [call site] 00013
2 rawspeed::ByteStream::check [function] [call site] 00015
3 getSubView [function] [call site] 00018
3 rawspeed::Buffer::getSize [function] [call site] 00020
3 rawspeed::ASan::RegionIsPoisoned [function] [call site] 00022
4 const_cast<void*> [function] [call site] 00023
4 __asan_region_is_poisoned [function] [call site] 00024
3 rawspeed::Buffer::begin [function] [call site] 00025
4 rawspeed::Buffer::getAsArray1DRef [function] [call site] 00026
5 implicit_cast<int> [function] [call site] 00027
3 rawspeed::Buffer::getSize [function] [call site] 00028
1 rawspeed::RawImageData::createData [function] [call site] 00030
2 rawspeed::RawImageData::isAllocated [function] [call site] 00034
2 implicit_cast<int> [function] [call site] 00037
2 static_cast<size_t> [function] [call site] 00039
2 isAligned [function] [call site] 00041
2 __has_feature [function] [call site] 00042
2 isAligned [function] [call site] 00044
2 __has_feature [function] [call site] 00045
2 static_cast<size_t> [function] [call site] 00048
2 rawspeed::RawImageData::getByteDataAsUncroppedArray2DRef [function] [call site] 00049
3 rawspeed::RawImageData::getU16DataAsUncroppedArray2DRef [function] [call site] 00050
4 reinterpret_cast<uint16_t*> [function] [call site] 00054
4 static_cast<int> [function] [call site] 00056
3 rawspeed::RawImageData::getF32DataAsUncroppedArray2DRef [function] [call site] 00057
4 reinterpret_cast<float*> [function] [call site] 00061
4 static_cast<int> [function] [call site] 00063
3 __builtin_unreachable [function] [call site] 00064
2 isAligned [function] [call site] 00066
2 rawspeed::RawImageData::poisonPadding [function] [call site] 00068
3 rawspeed::RawImageData::getByteDataAsUncroppedArray2DRef [function] [call site] 00069
3 rawspeed::ASan::PoisonMemoryRegion [function] [call site] 00070
4 __asan_poison_memory_region [function] [call site] 00071
1 rawspeed::SamsungV1Decompressor::decompress [function] [call site] 00073
2 getU16DataAsUncroppedArray2DRef [function] [call site] 00074
2 invariant [function] [call site] 00075
2 rawspeed::Array2DRef<T>::width [function] [call site] 00076
3 rawspeed::Array2DRef<T>::establishClassInvariants [function] [call site] 00077
4 rawspeed::Array2DRef<T>::establishClassInvariants [function] [call site] 00078
4 invariant [function] [call site] 00079
4 invariant [function] [call site] 00080
4 invariant [function] [call site] 00081
4 invariant [function] [call site] 00082
4 invariant [function] [call site] 00083
4 invariant [function] [call site] 00084
4 invariant [function] [call site] 00085
2 invariant [function] [call site] 00087
2 rawspeed::Array2DRef<T>::height [function] [call site] 00088
3 rawspeed::Array2DRef<T>::establishClassInvariants [function] [call site] 00089
2 peekRemainingBuffer [function] [call site] 00090
2 rawspeed::Array2DRef<T>::height [function] [call site] 00091
2 rawspeed::Array2DRef<T>::width [function] [call site] 00094
2 rawspeed::SamsungV1Decompressor::samsungDiff [function] [call site] 00095
3 peekBitsNoFill [function] [call site] 00097
3 skipBitsNoFill [function] [call site] 00098
3 getBitsNoFill [function] [call site] 00099
3 rawspeed::AbstractPrefixCodeDecoder::extend [function] [call site] 00100
4 invariant [function] [call site] 00101
4 static_cast<int32_t> [function] [call site] 00102
2 implicit_cast<uint16_t> [function] [call site] 00106
1 rawspeed::MSan::CheckMemIsInitialized [function] [call site] 00107
2 __msan_check_mem_is_initialized [function] [call site] 00108
1 rawspeed::RawImageData::getByteDataAsUncroppedArray2DRef [function] [call site] 00109
2 rawspeed::RawImageData::getU16DataAsUncroppedArray2DRef [function] [call site] 00110
2 rawspeed::RawImageData::getF32DataAsUncroppedArray2DRef [function] [call site] 00111
2 __builtin_unreachable [function] [call site] 00112