[llvm-bugs] Issue 15236 in oss-fuzz: llvm/llvm-opt-fuzzer--x86_64-earlycse: ASSERT: !Result || (LHS.isSentinel() && LHS.Inst == RHS.Inst) || getHashValueImpl(LHS) =

[ClusterFuzz-External via monorail via llvm-bugs]

Status: New
Owner: ----
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible  
Engine-libfuzzer Proj-llvm Reported-2019-06-14
Type: Bug

New issue 15236 by ClusterFuzz-External:  
llvm/llvm-opt-fuzzer--x86_64-earlycse: ASSERT: !Result || (LHS.isSentinel()  
&& LHS.Inst == RHS.Inst) || getHashValueImpl(LHS) =
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15236

Detailed report: https://oss-fuzz.com/testcase?key=5720062364745728

Project: llvm
Fuzzer: libFuzzer_llvm_llvm-opt-fuzzer--x86_64-earlycse
Fuzz target binary: llvm-opt-fuzzer--x86_64-earlycse
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address:
Crash State:
   !Result || (LHS.isSentinel() && LHS.Inst == RHS.Inst) ||  
getHashValueImpl(LHS) =
   llvm::DenseMapInfo<SimpleValue>::isEqual
   bool llvm::DenseMapBase<llvm::DenseMap<SimpleValue,  
llvm::ScopedHashTableVal<Sim

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201906130259:201906140302

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=5720062364745728

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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