[llvm-bugs] Issue 19745 in oss-fuzz: llvm:clang-fuzzer: ASSERT: !isNull() && "Cannot retrieve a NULL type pointer"

[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, davg at google.com, mitchp at google.com,  
bigchees... at gmail.com, eneyman at google.com, llvm-b... at lists.llvm.org,  
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible  
Engine-libfuzzer OS-Linux Proj-llvm Reported-2019-12-31
Type: Bug

New issue 19745 by ClusterFuzz-External: llvm:clang-fuzzer:  
ASSERT: !isNull() && "Cannot retrieve a NULL type pointer"
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19745

Detailed Report: https://oss-fuzz.com/testcase?key=5739608424054784

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

Crash Type: ASSERT
Crash Address:
Crash State:
   !isNull() && "Cannot retrieve a NULL type pointer"
   clang::ASTContext::getIntWidth
   clang::StandardConversionSequence::getNarrowingKind

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201912130427:201912200437

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=5739608424054784

Issue filed automatically.

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