[llvm-bugs] Issue 31244 in oss-fuzz: llvm:clang-objc-fuzzer: Stack-overflow in std::__1::enable_if<is_hashable_data<unsigned int const>::value, llvm::hash_code

[ClusterFuzz-External via monorail via llvm-bugs]

Status: New
Owner: ----
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible Engine-libfuzzer OS-Linux Proj-llvm Reported-2021-02-22
Type: Bug

New issue 31244 by ClusterFuzz-External: llvm:clang-objc-fuzzer: Stack-overflow in std::__1::enable_if<is_hashable_data<unsigned int const>::value, llvm::hash_code
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31244

Detailed Report: https://oss-fuzz.com/testcase?key=5138069645819904

Project: llvm
Fuzzing Engine: libFuzzer
Fuzz Target: clang-objc-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0x7ffd45670fa8
Crash State:
  std::__1::enable_if<is_hashable_data<unsigned int const>::value, llvm::hash_code
  llvm::FoldingSetBase::FindNodeOrInsertPos
  clang::ASTContext::getFunctionNoProtoType
  
Sanitizer: address (ASAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=202011130615:202011140605

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5138069645819904

Issue filed automatically.

See https://google.github.io/oss-fuzz/advanced-topics/reproducing for instructions to reproduce this bug locally.
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