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 OS-Linux Proj-llvm Reported-2019-08-09
Type: Bug
New issue 16308 by ClusterFuzz-External: llvm/clang-fuzzer: Stack-overflow
in clang::Lexer::LexIdentifier
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16308
Detailed report: https://oss-fuzz.com/testcase?key=5646990272102400
Project: llvm
Fuzzing engine: libFuzzer
Fuzz target: clang-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux
Crash Type: Stack-overflow
Crash Address: 0x7ffe262f6ff8
Crash State:
clang::Lexer::LexIdentifier
clang::Lexer::LexTokenInternal
clang::Lexer::Lex
Sanitizer: address (ASAN)
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201908070326:201908080323
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5646990272102400
Issue filed automatically.
See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for
instructions to reproduce this bug locally.
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