[llvm-bugs] Issue 26174 in oss-fuzz: llvm:llvm-isel-fuzzer--aarch64-O2: ASSERT: Subtarget.isCallingConvWin64(MF.getFunction().getCallingConv()) && "Funclets sho

[ClusterFuzz-External via monorail via llvm-bugs]

Status: New
Owner: ----
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible Engine-libfuzzer OS-Linux Proj-llvm Reported-2020-10-06
Type: Bug

New issue 26174 by ClusterFuzz-External: llvm:llvm-isel-fuzzer--aarch64-O2: ASSERT: Subtarget.isCallingConvWin64(MF.getFunction().getCallingConv()) && "Funclets sho
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26174

Detailed Report: https://oss-fuzz.com/testcase?key=5717968396484608

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:
  Subtarget.isCallingConvWin64(MF.getFunction().getCallingConv()) && "Funclets sho
  llvm::AArch64FrameLowering::resolveFrameOffsetReference
  llvm::AArch64FrameLowering::resolveFrameIndexReference
  
Sanitizer: address (ASAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201810170227:201811111623

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5717968396484608

Issue filed automatically.

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