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<div style="font-family: arial, sans-serif; white-space:pre">Status: New<br/>Owner: ----<br/>CC: <a href="mailto:kcc@google.com">kcc@google.com</a>, <a href="mailto:mascasa@google.com">mascasa@google.com</a>, jdevlieg...@<a href="http://apple.com">apple.com</a>, igm...@<a href="http://gmail.com">gmail.com</a>, <a href="mailto:davg@google.com">davg@google.com</a>, <a href="mailto:mitchp@google.com">mitchp@google.com</a>, bigchees...@<a href="http://gmail.com">gmail.com</a>, <a href="mailto:eneyman@google.com">eneyman@google.com</a>, llvm-b...@<a href="http://lists.llvm.org">lists.llvm.org</a>, <a href="mailto:jfb@chromium.org">jfb@chromium.org</a>, v...@<a href="http://apple.com">apple.com</a>, mitchphi...@<a href="http://outlook.com">outlook.com</a>, xpl...@<a href="http://gmail.com">gmail.com</a>, akils...@<a href="http://apple.com">apple.com</a> <br/>Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible Engine-libfuzzer OS-Linux Proj-llvm Reported-2020-03-19<br/>Type: Bug<br/><br/>New issue 21308 by ClusterFuzz-External: llvm:llvm-opt-fuzzer--x86_64-gvn: ASSERT: isa<X>(Val) && "cast<Ty>() argument of incompatible type!"<br/><a href="https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21308">https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21308</a><br/><br/>Detailed Report: <a href="https://oss-fuzz.com/testcase?key=5702193006247936">https://oss-fuzz.com/testcase?key=5702193006247936</a><br/><br/>Project: llvm<br/>Fuzzing Engine: libFuzzer<br/>Fuzz Target: llvm-opt-fuzzer--x86_64-gvn<br/>Job Type: libfuzzer_asan_llvm<br/>Platform Id: linux<br/><br/>Crash Type: ASSERT<br/>Crash Address: <br/>Crash State:<br/> isa<X>(Val) && "cast<Ty>() argument of incompatible type!"<br/> computeKnownBitsFromOperator<br/> computeKnownBits<br/> <br/>Sanitizer: address (ASAN)<br/><br/>Regressed: <a href="https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=202003180246:202003182201">https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=202003180246:202003182201</a><br/><br/>Reproducer Testcase: <a href="https://oss-fuzz.com/download?testcase_id=5702193006247936">https://oss-fuzz.com/download?testcase_id=5702193006247936</a><br/><br/>Issue filed automatically.<br/><br/>See <a href="https://google.github.io/oss-fuzz/advanced-topics/reproducing">https://google.github.io/oss-fuzz/advanced-topics/reproducing</a> for instructions to reproduce this bug locally.<br/>When you fix this bug, please<br/> * mention the fix revision(s).<br/> * state whether the bug was a short-lived regression or an old bug in any stable releases.<br/> * add any other useful information.<br/>This information can help downstream consumers.<br/><br/>If you need to contact the OSS-Fuzz team with a question, concern, or any other feedback, please file an issue at <a href="https://github.com/google/oss-fuzz/issues">https://github.com/google/oss-fuzz/issues</a>. Comments on individual Monorail issues are not monitored.<br/><br/>-- <br/>You received this message because:<br/> 1. You were specifically CC'd on the issue<br/><br/>You may adjust your notification preferences at:<br/><a href="https://bugs.chromium.org/hosting/settings">https://bugs.chromium.org/hosting/settings</a><br/><br/>Reply to this email to add a comment.</div>
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