Crash in llvm::StringMapImpl::FindKey(llvm::StringRef, unsigned int) const

Similar reports
Problem #754757
Component
llvm
Last affected version
0:20.1.8-4.fc42
Executable
/usr/bin/clangd
Error name
SIGSEGV 11
First occurrence
2025-05-27
Last occurrence
2025-11-09
Unique reports
5
Quality
-80

Statistics

Operating system Unique / Total count
Fedora 42 5 / 6
Operating system Count
Fedora 42 6
Architecture Count
x86_64 6
Related packages Count
clang-tools-extra 6
 0:20.1.3-1.fc42 2
 0:20.1.8-4.fc42 2
 0:20.1.6-1.fc42 1
 0:20.1.8-3.fc42 1
libxml2 1
 0:2.12.10-1.fc42 1
xz-libs 1
 1:5.8.1-2.fc42 1
Show more… (2)
libstdc++ 1
 0:15.1.1-2.fc42 1
glibc 1
 0:2.41-5.fc42 1

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
llvm::StringMapImpl::FindKey(llvm::StringRef, unsigned int) const
/lib64/libLLVM.so.20.1 0x1b3d57
Build id: 7e6522bce6366c88dd215ea7b491f14b9a8f8c97 		-
2
clang::Sema::inferGslPointerAttribute(clang::NamedDecl*, clang::CXXRecordDecl*)
/lib64/libclang-cpp.so.20.1 0xe788ce
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
3
clang::TemplateDeclInstantiator::InstantiateTypedefNameDecl(clang::TypedefNameDecl*, bool)
/lib64/libclang-cpp.so.20.1 0x16f9655
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
4
clang::declvisitor::Base<std::add_pointer, clang::TemplateDeclInstantiator, clang::Decl*>::Visit(clang::Decl*)
/lib64/libclang-cpp.so.20.1 0x166cdc5
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
5
clang::Sema::InstantiateClass(clang::SourceLocation, clang::CXXRecordDecl*, clang::CXXRecordDecl*, clang::MultiLevelTemplateArgumentList const&, clang::TemplateSpecializationKind, bool)
/lib64/libclang-cpp.so.20.1 0x166c20f
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
6
clang::Sema::InstantiateClassTemplateSpecialization(clang::SourceLocation, clang::ClassTemplateSpecializationDecl*, clang::TemplateSpecializationKind, bool, bool)
/lib64/libclang-cpp.so.20.1 0x166ec75
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
7
void llvm::function_ref<void ()>::callback_fn<clang::Sema::RequireCompleteTypeImpl(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser*)::$_0>(long)
/lib64/libclang-cpp.so.20.1 0x17805e2
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
8
clang::Sema::RequireCompleteTypeImpl(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser*)
/lib64/libclang-cpp.so.20.1 0x176d99e
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
9
clang::Sema::RequireCompleteType(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser&)
/lib64/libclang-cpp.so.20.1 0x176d14a
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
10
clang::Sema::CheckFieldDecl(clang::DeclarationName, clang::QualType, clang::TypeSourceInfo*, clang::RecordDecl*, clang::SourceLocation, bool, clang::Expr*, clang::InClassInitStyle, clang::SourceLocation, clang::AccessSpecifier, clang::NamedDecl*, clang::Declarator*)
/lib64/libclang-cpp.so.20.1 0x100dfd4
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
11
clang::TemplateDeclInstantiator::VisitFieldDecl(clang::FieldDecl*)
/lib64/libclang-cpp.so.20.1 0x16fc792
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
12
clang::Sema::InstantiateClass(clang::SourceLocation, clang::CXXRecordDecl*, clang::CXXRecordDecl*, clang::MultiLevelTemplateArgumentList const&, clang::TemplateSpecializationKind, bool)
/lib64/libclang-cpp.so.20.1 0x166c20f
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
13
clang::Sema::InstantiateClassTemplateSpecialization(clang::SourceLocation, clang::ClassTemplateSpecializationDecl*, clang::TemplateSpecializationKind, bool, bool)
/lib64/libclang-cpp.so.20.1 0x166ec75
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
14
void llvm::function_ref<void ()>::callback_fn<clang::Sema::RequireCompleteTypeImpl(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser*)::$_0>(long)
/lib64/libclang-cpp.so.20.1 0x17805e2
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
15
clang::Sema::RequireCompleteTypeImpl(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser*)
/lib64/libclang-cpp.so.20.1 0x176d99e
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
16
clang::Sema::RequireCompleteType(clang::SourceLocation, clang::QualType, clang::Sema::CompleteTypeKind, clang::Sema::TypeDiagnoser&)
/lib64/libclang-cpp.so.20.1 0x176d14a
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
17
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 0x100dfd4
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
18
clang::Sema::HandleField(clang::Scope*, clang::RecordDecl*, clang::SourceLocation, clang::Declarator&, clang::Expr*, clang::InClassInitStyle, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x100dc7e
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
19
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 0x106b320
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
20
clang::Parser::ParseCXXClassMemberDeclaration(clang::AccessSpecifier, clang::ParsedAttributes&, clang::Parser::ParsedTemplateInfo&, clang::ParsingDeclRAIIObject*)
/lib64/libclang-cpp.so.20.1 0x260c11
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
21
clang::Parser::ParseCXXClassMemberDeclarationWithPragmas(clang::AccessSpecifier&, clang::ParsedAttributes&, clang::TypeSpecifierType, clang::Decl*)
/lib64/libclang-cpp.so.20.1 0x2631df
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
22
clang::Parser::ParseCXXMemberSpecification(clang::SourceLocation, clang::SourceLocation, clang::ParsedAttributes&, unsigned int, clang::Decl*)
/lib64/libclang-cpp.so.20.1 0x25c71c
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
23
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 0x259c49
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
24
clang::Parser::ParseDeclarationSpecifiers(clang::DeclSpec&, clang::Parser::ParsedTemplateInfo&, clang::AccessSpecifier, clang::Parser::DeclSpecContext, clang::Parser::LateParsedAttrList*, clang::ImplicitTypenameContext)
/lib64/libclang-cpp.so.20.1 0x232078
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
25
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec&, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x30d021
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
26
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x30cb6d
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
27
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*)
/lib64/libclang-cpp.so.20.1 0x30baae
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
28
clang::Parser::ParseInnerNamespace(llvm::SmallVector<clang::Parser::InnerNamespaceInfo, 4u> const&, unsigned int, clang::SourceLocation&, clang::ParsedAttributes&, clang::BalancedDelimiterTracker&)
/lib64/libclang-cpp.so.20.1 0x24ff6b
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
29
clang::Parser::ParseNamespace(clang::DeclaratorContext, clang::SourceLocation&, clang::SourceLocation)
/lib64/libclang-cpp.so.20.1 0x24f2be
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
30
clang::Parser::ParseDeclaration(clang::DeclaratorContext, clang::SourceLocation&, clang::ParsedAttributes&, clang::ParsedAttributes&, clang::SourceLocation*)
/lib64/libclang-cpp.so.20.1 0x22aef7
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
31
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*)
/lib64/libclang-cpp.so.20.1 0x30b021
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
32
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&)
/lib64/libclang-cpp.so.20.1 0x3099a6
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
33
clang::ParseAST(clang::Sema&, bool, bool)
/lib64/libclang-cpp.so.20.1 0x212dee
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
34
clang::FrontendAction::Execute()
/lib64/libclang-cpp.so.20.1 0x291642f
Build id: 091220eab04c3a846dccdb5e23867521a293fe33 		-
35
std::_Function_handler<void (), clang::clangd::BackgroundIndex::indexFileTask(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)::$_0>::_M_invoke(std::_Any_data const&)
/usr/lib64/llvm20/bin/clangd 0x4b3303
Build id: 43325e30439c6c68b1534bfa1079dbfb15d9cd60 		-
36
clang::clangd::BackgroundQueue::work(std::function<void ()>)
/usr/lib64/llvm20/bin/clangd 0x4b9488
Build id: 43325e30439c6c68b1534bfa1079dbfb15d9cd60 		-
37
void llvm::detail::UniqueFunctionBase<void>::CallImpl<clang::clangd::BackgroundIndex::BackgroundIndex(clang::clangd::ThreadsafeFS const&, clang::clangd::GlobalCompilationDatabase const&, llvm::unique_function<clang::clangd::BackgroundIndexStorage* (llvm::StringRef)>, clang::clangd::BackgroundIndex::Options)::$_1>(void*)
/usr/lib64/llvm20/bin/clangd 0x4afb18
Build id: 43325e30439c6c68b1534bfa1079dbfb15d9cd60 		-
38
void* llvm::thread::ThreadProxy<std::tuple<clang::clangd::AsyncTaskRunner::runAsync(llvm::Twine const&, llvm::unique_function<void ()>)::$_1> >(void*) [clone .llvm.1715122873209413857]
/usr/lib64/llvm20/bin/clangd 0x526d65
Build id: 43325e30439c6c68b1534bfa1079dbfb15d9cd60 		-
39
start_thread
/lib64/libc.so.6 0x711d4
Build id: 2b3c02fe7e4d3811767175b6f323692a10a4e116 		-
40
__clone3
/lib64/libc.so.6 0xf3cec
Build id: 2b3c02fe7e4d3811767175b6f323692a10a4e116 		-