Status: New
Owner: ----
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible
Stability-Memory-LeakSanitizer Engine-libfuzzer Proj-llvm
Reported-2019-03-03
Type: Bug
New issue 13503 by ClusterFuzz-External:
llvm/llvm-opt-fuzzer--x86_64-loop_unswitch: Direct-leak in
llvm::BitcodeReaderValueList::getValueFwdRef
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13503
Detailed report: https://oss-fuzz.com/testcase?key=5716861147152384
Project: llvm
Fuzzer: libFuzzer_llvm_llvm-opt-fuzzer--x86_64-loop_unswitch
Fuzz target binary: llvm-opt-fuzzer--x86_64-loop_unswitch
Job Type: libfuzzer_asan_llvm
Platform Id: linux
Crash Type: Direct-leak
Crash Address:
Crash State:
llvm::BitcodeReaderValueList::getValueFwdRef
llvm::MetadataLoader::MetadataLoaderImpl::parseOneMetadata
llvm::MetadataLoader::MetadataLoaderImpl::parseMetadata
Sanitizer: address (ASAN)
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201811280235:201811290236
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5716861147152384
Issue filed automatically.
See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md 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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