[llvm-bugs] Issue 16272 in oss-fuzz: llvm/llvm-opt-fuzzer--x86_64-loop_vectorize: ASSERT: (Value == 0 || llvm::isPowerOf2_64(Value)) && "Alignment is not 0 or a power of

[ClusterFuzz-External via monorail via llvm-bugs]

Status: New
Owner: ----
CC: kcc at google.com, mascasa at google.com, jdevlieg... at apple.com,  
igm... at gmail.com, mitchp at google.com, bigchees... at gmail.com,  
eneyman at google.com, llvm-b... at lists.llvm.org, jfb at chromium.org,  
v... at apple.com, mitchphi... at outlook.com, xpl... at gmail.com,  
akils... at apple.com
Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible  
Engine-libfuzzer OS-Linux Proj-llvm Reported-2019-08-06
Type: Bug

New issue 16272 by ClusterFuzz-External:  
llvm/llvm-opt-fuzzer--x86_64-loop_vectorize: ASSERT: (Value == 0 ||  
llvm::isPowerOf2_64(Value)) && "Alignment is not 0 or a power of
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16272

Detailed report: https://oss-fuzz.com/testcase?key=6271237008916480

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

Crash Type: ASSERT
Crash Address:
Crash State:
   (Value == 0 || llvm::isPowerOf2_64(Value)) && "Alignment is not 0 or a  
power of
   llvm::DataLayout::parseSpecifier
   llvm::DataLayout::reset

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201908050313:201908060313

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=6271237008916480

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for  
instructions to reproduce this bug locally.

-- 
You received this message because:
   1. You were specifically CC'd on the issue

You may adjust your notification preferences at:
https://bugs.chromium.org/hosting/settings

Reply to this email to add a comment.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-bugs/attachments/20190806/a7fb130d/attachment.html>