Fuzz introspector: FuzzWriter
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
25 23 LLVMFuzzerTestOneInput call site: 00023 PCPP_LOG_ERROR
8 50 LLVMFuzzerTestOneInput call site: 00050 PCPP_LOG_ERROR
5 5 LLVMFuzzerTestOneInput call site: 00005
2 20 LLVMFuzzerTestOneInput call site: 00020
2 59 LLVMFuzzerTestOneInput call site: 00059 pcpp::PcapFileWriterDevice::close
1 1 LLVMFuzzerTestOneInput call site: 00001 empty
1 17 LLVMFuzzerTestOneInput call site: 00017 pcpp::PcapFileWriterDevice::open

Fuzzer calltree

0 LLVMFuzzerTestOneInput [function] [call site] 00000
1 empty [function] [call site] 00001
2 empty [function] [call site] 00002
1 tmpnam [function] [call site] 00003
1 empty [function] [call site] 00004
1 dumpDataToPcapFile [function] [call site] 00005
2 fopen [function] [call site] 00006
2 fwrite [function] [call site] 00007
2 static_cast<size_t> [function] [call site] 00008
2 fclose [function] [call site] 00009
2 fclose [function] [call site] 00010
1 c_str [function] [call site] 00011
1 pcpp::GtpV2InformationElement::getInstance [function] [call site] 00012
1 std::unique_ptr::open [function] [call site] 00013
1 empty [function] [call site] 00014
1 remove [function] [call site] 00015
1 c_str [function] [call site] 00016
1 pcpp::PcapFileWriterDevice::open [function] [call site] 00017
2 pcpp::PcapFileWriterDevice::open [function] [call site] 00018
1 std::unique_ptr::getNextPackets [function] [call site] 00019
1 front [function] [call site] 00020
2 begin [function] [call site] 00021
3 primitive_iterator_t::set_begin [function] [call site] 00022
1 pcpp::PcapFileWriterDevice::writePacket [function] [call site] 00023
2 is_open [function] [call site] 00024
2 PCPP_LOG_ERROR [function] [call site] 00025
2 getLinkLayerType [function] [call site] 00026
2 PCPP_LOG_ERROR [function] [call site] 00027
2 reportPacketDropped [function] [call site] 00028
2 matches [function] [call site] 00029
2 PCPP_LOG_DEBUG [function] [call site] 00030
2 getPacketTimeStamp [function] [call site] 00031
2 getRawDataLen [function] [call site] 00032
2 getFrameLength [function] [call site] 00033
2 swap32 [function] [call site] 00034
2 swap32 [function] [call site] 00035
2 swap32 [function] [call site] 00036
2 swap32 [function] [call site] 00037
2 write [function] [call site] 00038
2 reinterpret_cast<const [call site] 00039
2 PCPP_LOG_ERROR [function] [call site] 00040
2 reportPacketDropped [function] [call site] 00041
2 write [function] [call site] 00042
2 reinterpret_cast<const [call site] 00043
2 getRawData [function] [call site] 00044
2 getRawDataLen [function] [call site] 00045
2 PCPP_LOG_ERROR [function] [call site] 00046
2 reportPacketDropped [function] [call site] 00047
2 reportPacketProcessed [function] [call site] 00048
1 std::unique_ptr::getNextPacket [function] [call site] 00049
1 pcpp::internal::PcapHandle::getStatistics [function] [call site] 00050
2 pcpp::internal::PcapHandle::isValid [function] [call site] 00051
2 PCPP_LOG_ERROR [function] [call site] 00052
2 pcap_stats [function] [call site] 00053
3 pcap_t*::stats_op [function] [call site] 00054
2 PCPP_LOG_ERROR [function] [call site] 00055
2 pcpp::internal::PcapHandle::getLastError [function] [call site] 00056
3 pcpp::internal::PcapHandle::isValid [function] [call site] 00057
3 pcap_geterr [function] [call site] 00058
1 pcpp::PcapFileWriterDevice::close [function] [call site] 00059
2 is_open [function] [call site] 00060
2 pcpp::PcapFileWriterDevice::close [function] [call site] 00061