Crash in (anonymous namespace)::TemplateArgumentHasher::AddTemplateArgument(clang::TemplateArgument) [clone .llvm.10818549859935646175]

Similar reports
Problem #754484
Component
llvm
Last affected version
0:20.1.1-1.fc42
Executable
/usr/lib64/llvm20/bin/clangd
Error name
SIGILL 4
First occurrence
2026-01-04
Last occurrence
2026-01-28
Unique reports
1
Quality
-76

Statistics

Operating system Unique / Total count
Fedora 42 1 / 13
Operating system Count
Fedora 42 13
Architecture Count
x86_64 13
Related packages Count
clang-tools-extra 13
 0:20.1.1-1.fc42 13

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
(anonymous namespace)::TemplateArgumentHasher::AddTemplateArgument(clang::TemplateArgument) [clone .llvm.10818549859935646175]
/lib64/libclang-cpp.so.20.1 0x27443bd
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
2
clang::serialization::StableHashForTemplateArguments(llvm::ArrayRef<clang::TemplateArgument>)
/lib64/libclang-cpp.so.20.1 0x2743f38
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
3
clang::ASTReader::LoadExternalSpecializationsImpl(llvm::DenseMap<clang::Decl const*, clang::serialization::reader::LazySpecializationInfoLookupTable, llvm::DenseMapInfo<clang::Decl const*, void>, llvm::detail::DenseMapPair<clang::Decl const*, clang::serialization::reader::LazySpecializationInfoLookupTable> >&, clang::Decl const*, llvm::ArrayRef<clang::TemplateArgument>)
/lib64/libclang-cpp.so.20.1 0x260eabd
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
4
non-virtual thunk to clang::ASTReader::LoadExternalSpecializations(clang::Decl const*, llvm::ArrayRef<clang::TemplateArgument>)
/lib64/libclang-cpp.so.20.1 0x260f0b4
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
5
clang::FunctionTemplateDecl::findSpecialization(llvm::ArrayRef<clang::TemplateArgument>, void*&)
/lib64/libclang-cpp.so.20.1 0x575397
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
6
clang::TemplateDeclInstantiator::VisitCXXMethodDecl(clang::CXXMethodDecl*, clang::TemplateParameterList*, clang::TemplateDeclInstantiator::RewriteKind)
/lib64/libclang-cpp.so.20.1 0x1703460
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
7
clang::Sema::SubstDecl(clang::Decl*, clang::DeclContext*, clang::MultiLevelTemplateArgumentList const&)
/lib64/libclang-cpp.so.20.1 0x1710dba
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
8
clang::Sema::FinishTemplateArgumentDeduction(clang::FunctionTemplateDecl*, llvm::SmallVectorImpl<clang::DeducedTemplateArgument>&, unsigned int, clang::FunctionDecl*&, clang::sema::TemplateDeductionInfo&, llvm::SmallVectorImpl<clang::Sema::OriginalCallArg> const*, bool, bool, llvm::function_ref<bool ()>)
/lib64/libclang-cpp.so.20.1 0x15c957e
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
9
clang::Sema::DeduceTemplateArguments(clang::FunctionTemplateDecl*, clang::TemplateArgumentListInfo*, llvm::ArrayRef<clang::Expr*>, clang::FunctionDecl*&, clang::sema::TemplateDeductionInfo&, bool, bool, bool, clang::QualType, clang::Expr::Classification, llvm::function_ref<bool (llvm::ArrayRef<clang::QualType>)>)
/lib64/libclang-cpp.so.20.1 0x15cc91f
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
10
clang::Sema::AddMethodTemplateCandidate(clang::FunctionTemplateDecl*, clang::DeclAccessPair, clang::CXXRecordDecl*, clang::TemplateArgumentListInfo*, clang::QualType, clang::Expr::Classification, llvm::ArrayRef<clang::Expr*>, clang::OverloadCandidateSet&, bool, bool, clang::OverloadCandidateParamOrder)
/lib64/libclang-cpp.so.20.1 0x147411d
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
11
clang::Sema::AddFunctionCandidates(clang::UnresolvedSetImpl const&, llvm::ArrayRef<clang::Expr*>, clang::OverloadCandidateSet&, clang::TemplateArgumentListInfo*, bool, bool, bool)
/lib64/libclang-cpp.so.20.1 0x1473d06
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
12
clang::SemaCodeCompletion::ProduceCallSignatureHelp(clang::Expr*, llvm::ArrayRef<clang::Expr*>, clang::SourceLocation)
/lib64/libclang-cpp.so.20.1 0xf21331
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
13
clang::QualType llvm::function_ref<clang::QualType ()>::callback_fn<clang::Parser::ParsePostfixExpressionSuffix(clang::ActionResult<clang::Expr*, true>)::$_0>(long)
/lib64/libclang-cpp.so.20.1 0x2801ae
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
14
clang::Parser::ParseAssignmentExpression(clang::Parser::TypeCastState)
/lib64/libclang-cpp.so.20.1 0x26b5a7
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
15
clang::Parser::ParseExpressionList(llvm::SmallVectorImpl<clang::Expr*>&, llvm::function_ref<void ()>, bool, bool, bool*)
/lib64/libclang-cpp.so.20.1 0x27ce1a
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
16
clang::Parser::ParsePostfixExpressionSuffix(clang::ActionResult<clang::Expr*, true>)
/lib64/libclang-cpp.so.20.1 0x26e065
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
17
clang::Parser::ParseCastExpression(clang::Parser::CastParseKind, bool, bool&, clang::Parser::TypeCastState, bool, bool*)
/lib64/libclang-cpp.so.20.1 0x270c2e
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
18
clang::Parser::ParseAssignmentExpression(clang::Parser::TypeCastState)
/lib64/libclang-cpp.so.20.1 0x26b657
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
19
clang::Parser::ParseExprStatement(clang::Parser::ParsedStmtContext)
/lib64/libclang-cpp.so.20.1 0x2e5edb
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
20
clang::Parser::ParseStatementOrDeclarationAfterAttributes(llvm::SmallVector<clang::Stmt*, 32u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*, clang::ParsedAttributes&, clang::ParsedAttributes&)
/lib64/libclang-cpp.so.20.1 0x2e3547
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
21
clang::Parser::ParseStatementOrDeclaration(llvm::SmallVector<clang::Stmt*, 32u>&, clang::Parser::ParsedStmtContext, clang::SourceLocation*)
/lib64/libclang-cpp.so.20.1 0x2e2b30
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
22
clang::Parser::ParseCompoundStatementBody(bool)
/lib64/libclang-cpp.so.20.1 0x2ee7de
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
23
clang::Parser::ParseFunctionStatementBody(clang::Decl*, clang::Parser::ParseScope&)
/lib64/libclang-cpp.so.20.1 0x2efdbc
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
24
clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&, clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*)
/lib64/libclang-cpp.so.20.1 0x30e4a1
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
25
clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&, clang::DeclaratorContext, clang::ParsedAttributes&, clang::Parser::ParsedTemplateInfo&, clang::SourceLocation*, clang::Parser::ForRangeInit*)
/lib64/libclang-cpp.so.20.1 0x22d72d
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
26
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec&, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x30d243
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
27
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x30ca3d
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
28
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*)
/lib64/libclang-cpp.so.20.1 0x30b97e
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
29
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&)
/lib64/libclang-cpp.so.20.1 0x309876
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
30
clang::ParseAST(clang::Sema&, bool, bool)
/lib64/libclang-cpp.so.20.1 0x212cbe
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
31
clang::FrontendAction::Execute()
/lib64/libclang-cpp.so.20.1 0x291719f
Build id: 77445bc641f17e11b8a05b6217052bce19473931 		-
32
clang::clangd::(anonymous namespace)::semaCodeComplete(std::unique_ptr<clang::CodeCompleteConsumer, std::default_delete<clang::CodeCompleteConsumer> >, clang::CodeCompleteOptions const&, clang::clangd::(anonymous namespace)::SemaCompleteInput const&, clang::clangd::IncludeStructure*)
/usr/lib64/llvm20/bin/clangd 0x1bed4d
Build id: 729205868942a2e2d581f7455baa74c10866d969 		-
33
clang::clangd::signatureHelp(llvm::StringRef, clang::clangd::Position, clang::clangd::PreambleData const&, clang::clangd::ParseInputs const&, clang::clangd::MarkupKind)
/usr/lib64/llvm20/bin/clangd 0x1c4329
Build id: 729205868942a2e2d581f7455baa74c10866d969 		-
34
void llvm::detail::UniqueFunctionBase<void, llvm::Expected<clang::clangd::InputsAndPreamble> >::CallImpl<clang::clangd::ClangdServer::signatureHelp(llvm::StringRef, clang::clangd::Position, clang::clangd::MarkupKind, llvm::unique_function<void (llvm::Expected<clang::clangd::SignatureHelp>)>)::$_0>(void*, llvm::Expected<clang::clangd::InputsAndPreamble>&)
/usr/lib64/llvm20/bin/clangd 0x1b10bd
Build id: 729205868942a2e2d581f7455baa74c10866d969 		-
35
void llvm::detail::UniqueFunctionBase<void>::CallImpl<clang::clangd::TUScheduler::runWithPreamble(llvm::StringRef, llvm::StringRef, clang::clangd::TUScheduler::PreambleConsistency, llvm::unique_function<void (llvm::Expected<clang::clangd::InputsAndPreamble>)>)::$_0>(void*)
/usr/lib64/llvm20/bin/clangd 0x3b86fe
Build id: 729205868942a2e2d581f7455baa74c10866d969 		-
36
void* llvm::thread::ThreadProxy<std::tuple<clang::clangd::AsyncTaskRunner::runAsync(llvm::Twine const&, llvm::unique_function<void ()>)::$_1> >(void*) [clone .llvm.11845837837823039730]
/usr/lib64/llvm20/bin/clangd 0x5274f5
Build id: 729205868942a2e2d581f7455baa74c10866d969 		-
37
start_thread
/lib64/libc.so.6 0x71324
Build id: 0a6f11930e8ccbc4fe862685a0cc984228f888c7 		-
38
__clone3
/lib64/libc.so.6 0xf4cfc
Build id: 0a6f11930e8ccbc4fe862685a0cc984228f888c7 		-