Fuzz introspector: pdns/pdns/dnsdistdist/fuzz_xsk.cc
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
48 2 LLVMFuzzerTestOneInput call site: 00002 XskPacket::getEthernetHeader
8 58 LLVMFuzzerTestOneInput call site: 00058 XskPacket::getDataSize
4 67 LLVMFuzzerTestOneInput call site: 00067 XskPacket::getDataSize
1 0 EP call site: 00000
1 51 LLVMFuzzerTestOneInput call site: 00051
1 53 LLVMFuzzerTestOneInput call site: 00053
1 55 LLVMFuzzerTestOneInput call site: 00055 XskPacket::getDataSize

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 XskSocket::getFrameSize [function] [call site] 00001
1 XskPacket::parse [function] [call site] 00002
2 XskPacket::getEthernetHeader [function] [call site] 00003
2 XskPacket::getIPv4Header [function] [call site] 00006
2 static_cast<uint8_t> [function] [call site] 00009
2 makeComboAddressFromRaw [function] [call site] 00010
3 NetmaskException [function] [call site] 00011
3 NetmaskException [function] [call site] 00013
3 NetmaskException [function] [call site] 00015
2 reinterpret_cast<const [call site] 00016
2 makeComboAddressFromRaw [function] [call site] 00017
2 reinterpret_cast<const [call site] 00018
2 XskPacket::getIPv6Header [function] [call site] 00023
2 makeComboAddressFromRaw [function] [call site] 00026
2 reinterpret_cast<const [call site] 00027
2 makeComboAddressFromRaw [function] [call site] 00028
2 reinterpret_cast<const [call site] 00029
2 XskPacket::getUDPHeader [function] [call site] 00033
3 XskPacket::getL4HeaderOffset [function] [call site] 00034
3 XskPacket::getL4HeaderOffset [function] [call site] 00037
2 XskPacket::getDataOffset [function] [call site] 00038
3 XskPacket::getL4HeaderOffset [function] [call site] 00039
2 XskPacket::getDataSize [function] [call site] 00040
3 XskPacket::getDataOffset [function] [call site] 00041
3 XskPacket::getDataOffset [function] [call site] 00042
1 XskPacket::getToAddr [function] [call site] 00049
1 XskPacket::getFromAddr [function] [call site] 00050
1 XskPacket::getPayloadData [function] [call site] 00051
2 XskPacket::getDataOffset [function] [call site] 00052
1 XskPacket::getCapacity [function] [call site] 00053
2 XskPacket::getDataOffset [function] [call site] 00054
1 XskPacket::getDataLen [function] [call site] 00055
2 XskPacket::getDataSize [function] [call site] 00056
1 XskPacket::getFrameLen [function] [call site] 00057
1 XskPacket::cloneHeaderToPacketBuffer [function] [call site] 00058
2 XskPacket::getFrameLen [function] [call site] 00059
2 XskPacket::getDataSize [function] [call site] 00060
2 pdns::views::UnsignedCharView::data [function] [call site] 00062
3 reinterpret_cast<const [call site] 00063
3 pdns::views::UnsignedCharView::data [function] [call site] 00064
4 reinterpret_cast<const [call site] 00065
4 pdns::views::UnsignedCharView::data [function] [call site] 00066
1 XskPacket::clonePacketBuffer [function] [call site] 00067
2 XskPacket::getDataSize [function] [call site] 00068
2 pdns::views::UnsignedCharView::data [function] [call site] 00070
2 XskPacket::getDataOffset [function] [call site] 00071