Status: New
Owner: ----
CC: k...@google.com, masc...@google.com, jdevl...@apple.com, igm...@gmail.com,
d...@google.com, mit...@google.com, bigch...@gmail.com, eney...@google.com,
llvm-...@lists.llvm.org, j...@chromium.org, v...@apple.com,
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Labels: ClusterFuzz Reproducible Stability-Memory-MemorySanitizer
Engine-libfuzzer OS-Linux Proj-llvm Reported-2021-06-01
Type: Bug
New issue 34825 by ClusterFuzz-External: llvm:llvm-isel-fuzzer--aarch64-gisel:
ASSERT: mutationIsSane(Rule, Query, Mutation) && "legality mutation invalid for
match"
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34825
Detailed Report: https://oss-fuzz.com/testcase?key=6633870693892096
Project: llvm
Fuzzing Engine: libFuzzer
Fuzz Target: llvm-isel-fuzzer--aarch64-gisel
Job Type: libfuzzer_msan_llvm
Platform Id: linux
Crash Type: ASSERT
Crash Address:
Crash State:
mutationIsSane(Rule, Query, Mutation) && "legality mutation invalid for match"
llvm::LegalizeRuleSet::apply
llvm::LegalizerInfo::getAction
Sanitizer: memory (MSAN)
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_msan_llvm&range=202009280603:202009290615
Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6633870693892096
Issue filed automatically.
See https://google.github.io/oss-fuzz/advanced-topics/reproducing for
instructions to reproduce this bug locally.
When you fix this bug, please
* mention the fix revision(s).
* state whether the bug was a short-lived regression or an old bug in any
stable releases.
* add any other useful information.
This information can help downstream consumers.
If you need to contact the OSS-Fuzz team with a question, concern, or any other
feedback, please file an issue at https://github.com/google/oss-fuzz/issues.
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