Status: New
Owner: ----
CC: [email protected], [email protected], [email protected],
[email protected], [email protected], [email protected],
[email protected], [email protected], [email protected],
[email protected], [email protected], [email protected],
[email protected]
Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible
Engine-libfuzzer OS-Linux Proj-llvm Reported-2019-06-22
Type: Bug
New issue 15429 by ClusterFuzz-External: llvm/llvm-isel-fuzzer--x86_64-O2:
ASSERT: ShAmt > 0 && ShAmt < VT.getScalarSizeInBits() && "Not expecting
multiply-by-cons
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15429
Detailed report: https://oss-fuzz.com/testcase?key=5667296980238336
Project: llvm
Fuzzer: libFuzzer_llvm_llvm-isel-fuzzer--x86_64-O2
Fuzz target binary: llvm-isel-fuzzer--x86_64-O2
Job Type: libfuzzer_asan_llvm
Platform Id: linux
Crash Type: ASSERT
Crash Address:
Crash State:
ShAmt > 0 && ShAmt < VT.getScalarSizeInBits() && "Not expecting
multiply-by-cons
DAGCombiner::visit
DAGCombiner::combine
Sanitizer: address (ASAN)
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201906180300:201906190239
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5667296980238336
Issue filed automatically.
See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for
instructions to reproduce this bug locally.
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