[llvm-bugs] Issue 29797 in oss-fuzz: llvm:llvm-opt-fuzzer--x86_64-loop_vectorize: ASSERT: !KeyInfoT::isEqual(Val, EmptyKey) && !KeyInfoT::isEqual(Val, TombstoneKey) && "E

[ClusterFuzz-External via monorail via llvm-bugs]

Status: New
Owner: ----
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Labels: ClusterFuzz Reproducible Stability-Memory-MemorySanitizer Engine-libfuzzer OS-Linux Proj-llvm Reported-2021-01-21
Type: Bug

New issue 29797 by ClusterFuzz-External: llvm:llvm-opt-fuzzer--x86_64-loop_vectorize: ASSERT: !KeyInfoT::isEqual(Val, EmptyKey) && !KeyInfoT::isEqual(Val, TombstoneKey) && "E
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29797

Detailed Report: https://oss-fuzz.com/testcase?key=5098190275739648

Project: llvm
Fuzzing Engine: libFuzzer
Fuzz Target: llvm-opt-fuzzer--x86_64-loop_vectorize
Job Type: libfuzzer_msan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address: 
Crash State:
  !KeyInfoT::isEqual(Val, EmptyKey) && !KeyInfoT::isEqual(Val, TombstoneKey) && "E
  llvm::InterleaveGroup<llvm::Instruction>::insertMember
  llvm::InterleavedAccessInfo::analyzeInterleaving
  
Sanitizer: memory (MSAN)

Crash Revision: https://oss-fuzz.com/revisions?job=libfuzzer_msan_llvm&revision=202011180625

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5098190275739648

Issue filed automatically.

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