[llvm-bugs] Issue 64755 in oss-fuzz: llvm:llvm-opt-fuzzer--x86_64-earlycse: Crash in llvm::Intrinsic::getIntrinsicInfoTableEntries

[ClusterFuzz-External via monorail via llvm-bugs]

Status: New
Owner: ----
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible OS-Linux Proj-llvm Security_Severity-Medium Engine-honggfuzz Reported-2023-12-06
Type: Bug-Security

New issue 64755 by ClusterFuzz-External: llvm:llvm-opt-fuzzer--x86_64-earlycse: Crash in llvm::Intrinsic::getIntrinsicInfoTableEntries
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=64755

Detailed Report: https://oss-fuzz.com/testcase?key=4884518724829184

Project: llvm
Fuzzing Engine: honggfuzz
Fuzz Target: llvm-opt-fuzzer--x86_64-earlycse
Job Type: honggfuzz_asan_llvm
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x0001023217f7
Crash State:
  llvm::Intrinsic::getIntrinsicInfoTableEntries
  UpgradeIntrinsicFunction1
  llvm::UpgradeIntrinsicFunction
  
Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://oss-fuzz.com/revisions?job=honggfuzz_asan_llvm&range=202312050608:202312060616

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=4884518724829184

Issue filed automatically.

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