Status: New
Owner: ----
CC: k...@google.com, masc...@google.com, jdevlieg...@apple.com, igm...@gmail.com, mit...@google.com, bigchees...@gmail.com, eney...@google.com, llvm-b...@lists.llvm.org, j...@chromium.org, v...@apple.com, mitchphi...@outlook.com, xpl...@gmail.com, akils...@apple.com Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible Engine-libfuzzer Proj-llvm Reported-2019-04-15
Type: Bug

New issue 14257 by ClusterFuzz-External: llvm/llvm-microsoft-demangle-fuzzer: ASSERT: !MangledName.empty()
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14257

Detailed report: https://oss-fuzz.com/testcase?key=5661918032822272

Project: llvm
Fuzzer: libFuzzer_llvm_llvm-microsoft-demangle-fuzzer
Fuzz target binary: llvm-microsoft-demangle-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address:
Crash State:
  !MangledName.empty()
  llvm::ms_demangle::Demangler::demangleFunctionIdentifierCode
  llvm::ms_demangle::Demangler::parse

Sanitizer: address (ASAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201901070410:201901080410

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5661918032822272

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for instructions to reproduce this bug locally.

When you fix this bug, please
  * mention the fix revision(s).
* state whether the bug was a short-lived regression or an old bug in any stable releases.
  * add any other useful information.
This information can help downstream consumers.

If you need to contact the OSS-Fuzz team with a question, concern, or any other feedback, please file an issue at https://github.com/google/oss-fuzz/issues.

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