gh-107652: Set up CIFuzz to run fuzz targets continuously by illia-v · Pull Request #107653 · python/cpython

illia-v

I don't understand well which Python is tested. Does the job builds Python and run the fuzzer on the freshly built Python?

CIFuzz (address) pass but it see a log with an error:

=================================================================
==83==ERROR: AddressSanitizer: ABRT on unknown address 0x000000000053 (pc 0x7f4f5cf8600b bp 0x7fffccb9f100 sp 0x7fffccb9ee80 T0)
SCARINESS: 10 (signal)
    #0 0x7f4f5cf8600b in raise (/lib/x86_64-linux-gnu/libc.so.6+0x4300b) (BuildId: 1878e6b475720c7c51969e69ab2d276fae6d1dee)
    #1 0x7f4f5cf65858 in abort (/lib/x86_64-linux-gnu/libc.so.6+0x22858) (BuildId: 1878e6b475720c7c51969e69ab2d276fae6d1dee)
    #2 0x586744 in LLVMFuzzerTestOneInput /src/cpython3/Modules/_xxtestfuzz/fuzzer.c
    #3 0x4578d3 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:611:15
    #4 0x4570ba in fuzzer::Fuzzer::RunOne(unsigned char const*, unsigned long, bool, fuzzer::InputInfo*, bool, bool*) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:514:3
    #5 0x458f24 in fuzzer::Fuzzer::ReadAndExecuteSeedCorpora(std::__Fuzzer::vector<fuzzer::SizedFile, std::__Fuzzer::allocator<fuzzer::SizedFile> >&) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:826:7
    #6 0x459159 in fuzzer::Fuzzer::Loop(std::__Fuzzer::vector<fuzzer::SizedFile, std::__Fuzzer::allocator<fuzzer::SizedFile> >&) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:857:3
    #7 0x4487bf in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:912:6
    #8 0x471e12 in main /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerMain.cpp:20:10
    #9 0x7f4f5cf67082 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x24082) (BuildId: 1878e6b475720c7c51969e69ab2d276fae6d1dee)
    #10 0x4391fd in _start (build-out/fuzz_ast_literal_eval+0x4391fd)

DEDUP_TOKEN: raise--abort--LLVMFuzzerTestOneInput
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: ABRT (/lib/x86_64-linux-gnu/libc.so.6+0x4300b) (BuildId: 1878e6b475720c7c51969e69ab2d276fae6d1dee) in raise
==83==ABORTING