[llvm-bugs] Issue 9605 in oss-fuzz: llvm/clang-fuzzer: ASSERT: ParmVarDeclBits.ScopeDepthOrObjCQuals == scopeDepth && "truncation!"

ClusterFuzz-External via monorail via llvm-bugs llvm-bugs at lists.llvm.org
Tue May 7 07:31:46 PDT 2019


Comment #7 on issue 9605 by ClusterFuzz-External: llvm/clang-fuzzer:  
ASSERT: ParmVarDeclBits.ScopeDepthOrObjCQuals == scopeDepth && "truncation!"
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9605#c7

ClusterFuzz has detected this issue as fixed in range  
201904290301:201905070306.

Detailed report: https://oss-fuzz.com/testcase?key=6080258993291264

Project: llvm
Fuzzer: libFuzzer_llvm_clang-fuzzer
Fuzz target binary: clang-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux

Crash Type: ASSERT
Crash Address:
Crash State:
   ParmVarDeclBits.ScopeDepthOrObjCQuals == scopeDepth && "truncation!"
   clang::Sema::ActOnParamDeclarator
   clang::Parser::ParseParameterDeclarationClause

Sanitizer: address (ASAN)

Regressed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201807260237:201807261853
Fixed:  
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201904290301:201905070306

Reproducer Testcase:  
https://oss-fuzz.com/download?testcase_id=6080258993291264

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for  
instructions to reproduce this bug locally.

If you suspect that the result above is incorrect, try re-doing that job on  
the test case report page.

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