Crash in clang::TemplateDeclInstantiator::VisitVarTemplatePartialSpecializationDecl(clang::VarTemplatePartialSpecializationDecl*)

Similar reports
Problem #769805
Component
llvm
Last affected version
0:20.1.8-3.fc42
Executable
/usr/bin/clangd
Error name
SIGSEGV 11
First occurrence
2025-08-21
Last occurrence
2025-08-21
Unique reports
1
Quality
-68

Statistics

Operating system Unique / Total count
Fedora 42 1 / 2
Operating system Count
Fedora 42 2
Architecture Count
x86_64 2
Related packages Count
clang-tools-extra 2
 0:20.1.8-3.fc42 2

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
clang::TemplateDeclInstantiator::VisitVarTemplatePartialSpecializationDecl(clang::VarTemplatePartialSpecializationDecl*)
/lib64/libclang-cpp.so.20.1 0x1700460
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
2
clang::Sema::InstantiateClass(clang::SourceLocation, clang::CXXRecordDecl*, clang::CXXRecordDecl*, clang::MultiLevelTemplateArgumentList const&, clang::TemplateSpecializationKind, bool)
/lib64/libclang-cpp.so.20.1 0x166c32f
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
3
clang::Sema::InstantiateClassTemplateSpecialization(clang::SourceLocation, clang::ClassTemplateSpecializationDecl*, clang::TemplateSpecializationKind, bool, bool)
/lib64/libclang-cpp.so.20.1 0x166ed95
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
4
void llvm::function_ref<void ()>::callback_fn<clang::Sema::RequireCompleteTypeImpl(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser*)::$_0>(long)
/lib64/libclang-cpp.so.20.1 0x1780702
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
5
clang::Sema::RequireCompleteTypeImpl(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser*)
/lib64/libclang-cpp.so.20.1 0x176dabe
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
6
clang::Sema::RequireCompleteType(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser&)
/lib64/libclang-cpp.so.20.1 0x176d26a
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
7
clang::Sema::CheckFieldDecl(clang::DeclarationName, clang::QualType, clang::TypeSourceInfo*, clang::RecordDecl*, clang::SourceLocation, bool, clang::Expr*, clang::InClassInitStyle, clang::SourceLocation, clang::AccessSpecifier, clang::NamedDecl*, clang::Declarator*)
/lib64/libclang-cpp.so.20.1 0x100e0f4
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
8
clang::Sema::HandleField(clang::Scope*, clang::RecordDecl*, clang::SourceLocation, clang::Declarator&, clang::Expr*, clang::InClassInitStyle, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x100dd9e
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
9
clang::Sema::ActOnCXXMemberDeclarator(clang::Scope*, clang::AccessSpecifier, clang::Declarator&, llvm::MutableArrayRef<clang::TemplateParameterList*>, clang::Expr*, clang::VirtSpecifiers const&, clang::InClassInitStyle)
/lib64/libclang-cpp.so.20.1 0x106b440
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
10
clang::Parser::ParseCXXClassMemberDeclaration(clang::AccessSpecifier, clang::ParsedAttributes&, clang::Parser::ParsedTemplateInfo&, clang::ParsingDeclRAIIObject*)
/lib64/libclang-cpp.so.20.1 0x260ac1
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
11
clang::Parser::ParseCXXClassMemberDeclarationWithPragmas(clang::AccessSpecifier&, clang::ParsedAttributes&, clang::TypeSpecifierType, clang::Decl*)
/lib64/libclang-cpp.so.20.1 0x26308f
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
12
clang::Parser::ParseCXXMemberSpecification(clang::SourceLocation, clang::SourceLocation, clang::ParsedAttributes&, unsigned int, clang::Decl*)
/lib64/libclang-cpp.so.20.1 0x25c5cc
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
13
clang::Parser::ParseClassSpecifier(clang::tok::TokenKind, clang::SourceLocation, clang::DeclSpec&, clang::Parser::ParsedTemplateInfo&, clang::AccessSpecifier, bool, clang::Parser::DeclSpecContext, clang::ParsedAttributes&)
/lib64/libclang-cpp.so.20.1 0x259af9
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
14
clang::Parser::ParseDeclarationSpecifiers(clang::DeclSpec&, clang::Parser::ParsedTemplateInfo&, clang::AccessSpecifier, clang::Parser::DeclSpecContext, clang::Parser::LateParsedAttrList*, clang::ImplicitTypenameContext)
/lib64/libclang-cpp.so.20.1 0x231f28
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
15
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec&, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x30cf11
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
16
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x30ca5d
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
17
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*)
/lib64/libclang-cpp.so.20.1 0x30b99e
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
18
clang::Parser::ParseInnerNamespace(llvm::SmallVector<clang::Parser::InnerNamespaceInfo, 4u> const&, unsigned int, clang::SourceLocation&, clang::ParsedAttributes&, clang::BalancedDelimiterTracker&)
/lib64/libclang-cpp.so.20.1 0x24fe1b
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
19
clang::Parser::ParseInnerNamespace(llvm::SmallVector<clang::Parser::InnerNamespaceInfo, 4u> const&, unsigned int, clang::SourceLocation&, clang::ParsedAttributes&, clang::BalancedDelimiterTracker&)
/lib64/libclang-cpp.so.20.1 0x24ff92
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
20
clang::Parser::ParseNamespace(clang::DeclaratorContext, clang::SourceLocation&, clang::SourceLocation)
/lib64/libclang-cpp.so.20.1 0x24f16e
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
21
clang::Parser::ParseDeclaration(clang::DeclaratorContext, clang::SourceLocation&, clang::ParsedAttributes&, clang::ParsedAttributes&, clang::SourceLocation*)
/lib64/libclang-cpp.so.20.1 0x22ada7
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
22
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*)
/lib64/libclang-cpp.so.20.1 0x30af11
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
23
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&)
/lib64/libclang-cpp.so.20.1 0x309896
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
24
clang::Parser::ParseFirstTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&)
/lib64/libclang-cpp.so.20.1 0x3091f1
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
25
clang::ParseAST(clang::Sema&, bool, bool)
/lib64/libclang-cpp.so.20.1 0x212c7c
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
26
clang::FrontendAction::Execute()
/lib64/libclang-cpp.so.20.1 0x291907f
Build id: 2f01034d20e33585520217e1098ffa0dbfd62dfe 		-
27
clang::clangd::ParsedAST::build(llvm::StringRef, clang::clangd::ParseInputs const&, std::unique_ptr<clang::CompilerInvocation, std::default_delete<clang::CompilerInvocation> >, llvm::ArrayRef<clang::clangd::Diag>, std::shared_ptr<clang::clangd::PreambleData const>)
/usr/bin/clangd 0x30663b
Build id: c1b26fc5662d0d40bb0090499c836e493a953cb5 		-
28
clang::clangd::(anonymous namespace)::ASTWorker::generateDiagnostics(std::unique_ptr<clang::CompilerInvocation, std::default_delete<clang::CompilerInvocation> >, clang::clangd::ParseInputs, std::vector<clang::clangd::Diag, std::allocator<clang::clangd::Diag> >)
/usr/bin/clangd 0x3b1983
Build id: c1b26fc5662d0d40bb0090499c836e493a953cb5 		-
29
clang::clangd::(anonymous namespace)::ASTWorker::updatePreamble(std::unique_ptr<clang::CompilerInvocation, std::default_delete<clang::CompilerInvocation> >, clang::clangd::ParseInputs, std::shared_ptr<clang::clangd::PreambleData const>, std::vector<clang::clangd::Diag, std::allocator<clang::clangd::Diag> >, clang::clangd::WantDiagnostics)::$_0::operator()()
/usr/bin/clangd 0x3b13f7
Build id: c1b26fc5662d0d40bb0090499c836e493a953cb5 		-
30
clang::clangd::(anonymous namespace)::ASTWorker::runTask(llvm::StringRef, llvm::function_ref<void ()>)
/usr/bin/clangd 0x3acef7
Build id: c1b26fc5662d0d40bb0090499c836e493a953cb5 		-
31
void llvm::detail::UniqueFunctionBase<void>::CallImpl<clang::clangd::(anonymous namespace)::ASTWorker::create(llvm::StringRef, clang::clangd::GlobalCompilationDatabase const&, clang::clangd::TUScheduler::ASTCache&, clang::clangd::TUScheduler::HeaderIncluderCache&, clang::clangd::AsyncTaskRunner*, clang::clangd::Semaphore&, clang::clangd::TUScheduler::Options const&, clang::clangd::ParsingCallbacks&)::$_0>(void*)
/usr/bin/clangd 0x3aaaca
Build id: c1b26fc5662d0d40bb0090499c836e493a953cb5 		-
32
void* llvm::thread::ThreadProxy<std::tuple<clang::clangd::AsyncTaskRunner::runAsync(llvm::Twine const&, llvm::unique_function<void ()>)::$_1> >(void*) [clone .llvm.15482067781494792736]
/usr/bin/clangd 0x527115
Build id: c1b26fc5662d0d40bb0090499c836e493a953cb5 		-
33
start_thread
/lib64/libc.so.6 0x71154
Build id: 126a08bf502f4950b215dc773e52df8dcf50c393 		-
34
__clone3
/lib64/libc.so.6 0xf3cac
Build id: 126a08bf502f4950b215dc773e52df8dcf50c393 		-