[llvm-bugs] Issue 16526 in oss-fuzz: llvm:clang-fuzzer: Stack-overflow in clang::APValue::swap

[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,  
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akils... at apple.com
Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible  
Engine-libfuzzer OS-Linux Proj-llvm Reported-2019-08-18
Type: Bug

New issue 16526 by ClusterFuzz-External: llvm:clang-fuzzer: Stack-overflow  
in clang::APValue::swap
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16526

Detailed Report: https://oss-fuzz.com/testcase?key=5745773681049600

Project: llvm
Fuzzing Engine: libFuzzer
Fuzz Target: clang-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: Stack-overflow
Crash Address: 0x7ffea61c7fe8
Crash State:
   clang::APValue::swap
   Evaluate
   IntExprEvaluator::VisitCastExpr

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201908140336:201908150335

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=5745773681049600

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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