Status: New
Owner: ----
CC: k...@google.com, masc...@google.com, jdevlieg...@apple.com,
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible
Engine-libfuzzer OS-Linux Proj-llvm Reported-2020-01-06
Type: Bug
New issue 19863 by ClusterFuzz-External: llvm:llvm-isel-fuzzer--aarch64-O2:
ASSERT: isa<X>(Val) && "cast<Ty>() argument of incompatible type!"
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19863
Detailed Report: https://oss-fuzz.com/testcase?key=5740322965684224
Project: llvm
Fuzzing Engine: libFuzzer
Fuzz Target: llvm-isel-fuzzer--aarch64-O2
Job Type: libfuzzer_asan_llvm
Platform Id: linux
Crash Type: ASSERT
Crash Address:
Crash State:
isa<X>(Val) && "cast<Ty>() argument of incompatible type!"
calculateCXXStateNumbers
llvm::calculateWinCXXEHStateNumbers
Sanitizer: address (ASAN)
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201710160455:201710190451
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5740322965684224
Issue filed automatically.
See https://google.github.io/oss-fuzz/advanced-topics/reproducing 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. Comments on individual Monorail
issues are not monitored.
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