Crash in unknown function

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An owning problem doesn't exist yet.
Component
llvm
Last affected version
0:20.1.8-4.fc42
Executable
/usr/bin/clangd
Error name
SIGSEGV 11
First occurrence
2026-08-06
Last occurrence
2026-08-06
Unique reports
1
Quality
-70

Statistics

Operating system Unique / Total count
Fedora 42 1 / 1
Operating system Count
Fedora 42 1
Architecture Count
x86_64 1
Related packages Count
clang-tools-extra 1
 0:20.1.8-4.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
clang::Lexer::getSpelling(clang::Token const&, char const*&, clang::SourceManager const&, clang::LangOptions const&, bool*)
/lib64/libclang-cpp.so.20.1 0x18acda
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
2
clang::MacroArgs::StringifyArgument(clang::Token const*, clang::Preprocessor&, bool, clang::SourceLocation, clang::SourceLocation)
/lib64/libclang-cpp.so.20.1 0x1a1c82
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
3
clang::TokenLexer::ExpandFunctionArguments()
/lib64/libclang-cpp.so.20.1 0x20fe1b
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
4
clang::TokenLexer::Init(clang::Token&, clang::SourceLocation, clang::MacroInfo*, clang::MacroArgs*)
/lib64/libclang-cpp.so.20.1 0x20f8a2
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
5
clang::Preprocessor::EnterMacro(clang::Token&, clang::SourceLocation, clang::MacroInfo*, clang::MacroArgs*)
/lib64/libclang-cpp.so.20.1 0x1de286
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
6
clang::Preprocessor::HandleMacroExpandedIdentifier(clang::Token&, clang::MacroDefinition const&)
/lib64/libclang-cpp.so.20.1 0x1e79fe
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
7
clang::Preprocessor::HandleIdentifier(clang::Token&)
/lib64/libclang-cpp.so.20.1 0x209c2c
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
8
clang::Preprocessor::Lex(clang::Token&)
/lib64/libclang-cpp.so.20.1 0x209ccd
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
9
clang::MacroArgs::getPreExpArgument(unsigned int, clang::Preprocessor&)
/lib64/libclang-cpp.so.20.1 0x1a1829
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
10
clang::TokenLexer::ExpandFunctionArguments()
/lib64/libclang-cpp.so.20.1 0x21034f
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
11
clang::TokenLexer::Init(clang::Token&, clang::SourceLocation, clang::MacroInfo*, clang::MacroArgs*)
/lib64/libclang-cpp.so.20.1 0x20f8a2
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
12
clang::Preprocessor::EnterMacro(clang::Token&, clang::SourceLocation, clang::MacroInfo*, clang::MacroArgs*)
/lib64/libclang-cpp.so.20.1 0x1de286
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
13
clang::Preprocessor::HandleMacroExpandedIdentifier(clang::Token&, clang::MacroDefinition const&)
/lib64/libclang-cpp.so.20.1 0x1e79fe
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
14
clang::Preprocessor::HandleIdentifier(clang::Token&)
/lib64/libclang-cpp.so.20.1 0x209c2c
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
15
clang::Preprocessor::Lex(clang::Token&)
/lib64/libclang-cpp.so.20.1 0x209ccd
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
16
clang::Parser::ConsumeBrace()
/lib64/libclang-cpp.so.20.1 0x22e113
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
17
clang::BalancedDelimiterTracker::consumeClose()
/lib64/libclang-cpp.so.20.1 0x2139eb
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
18
clang::Parser::ParseCompoundStatementBody(bool)
/lib64/libclang-cpp.so.20.1 0x2ee971
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
19
clang::Parser::ParseFunctionStatementBody(clang::Decl*, clang::Parser::ParseScope&)
/lib64/libclang-cpp.so.20.1 0x2efdec
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
20
clang::Parser::ParseFunctionDefinition(clang::ParsingDeclarator&, clang::Parser::ParsedTemplateInfo const&, clang::Parser::LateParsedAttrList*)
/lib64/libclang-cpp.so.20.1 0x30e4d1
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
21
clang::Parser::ParseDeclGroup(clang::ParsingDeclSpec&, clang::DeclaratorContext, clang::ParsedAttributes&, clang::Parser::ParsedTemplateInfo&, clang::SourceLocation*, clang::Parser::ForRangeInit*)
/lib64/libclang-cpp.so.20.1 0x22d71d
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
22
clang::Parser::ParseDeclOrFunctionDefInternal(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec&, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x30d273
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
23
clang::Parser::ParseDeclarationOrFunctionDefinition(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*, clang::AccessSpecifier)
/lib64/libclang-cpp.so.20.1 0x30ca6d
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
24
clang::Parser::ParseExternalDeclaration(clang::ParsedAttributes&, clang::ParsedAttributes&, clang::ParsingDeclSpec*)
/lib64/libclang-cpp.so.20.1 0x30b9ae
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
25
clang::Parser::ParseTopLevelDecl(clang::OpaquePtr<clang::DeclGroupRef>&, clang::Sema::ModuleImportState&)
/lib64/libclang-cpp.so.20.1 0x3098a6
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
26
clang::ParseAST(clang::Sema&, bool, bool)
/lib64/libclang-cpp.so.20.1 0x212cae
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
27
clang::FrontendAction::Execute()
/lib64/libclang-cpp.so.20.1 0x29191af
Build id: 8d14003ce6f2124dc54330f17d08c091bcd8dfbf 		-
28
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 0x30659b
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
29
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 0x3b18f3
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
30
void llvm::detail::UniqueFunctionBase<void>::CallImpl<clang::clangd::(anonymous namespace)::ASTWorker::update(clang::clangd::ParseInputs, clang::clangd::WantDiagnostics, bool)::$_0>(void*)
/usr/bin/clangd 0x3b5bb8
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
31
clang::clangd::(anonymous namespace)::ASTWorker::runTask(llvm::StringRef, llvm::function_ref<void ()>)
/usr/bin/clangd 0x3ace67
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
32
void llvm::detail::UniqueFunctionBase<void>::CallImpl<clang::clangd::(anonymous namespace)::ASTWorker::create(llvm::StringRef, clang::clangd::GlobalCompilationDatabase const&, clang::clangd::TUScheduler::ASTCache&, clang::clangd::TUScheduler::HeaderIncluderCache&, clang::clangd::AsyncTaskRunner*, clang::clangd::Semaphore&, clang::clangd::TUScheduler::Options const&, clang::clangd::ParsingCallbacks&)::$_0>(void*)
/usr/bin/clangd 0x3aaa3a
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
33
void* llvm::thread::ThreadProxy<std::tuple<clang::clangd::AsyncTaskRunner::runAsync(llvm::Twine const&, llvm::unique_function<void ()>)::$_1> >(void*) [clone .llvm.7633507556885729804]
/usr/bin/clangd 0x527115
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
34
start_thread
/lib64/libc.so.6 0x71f14
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-
35
__clone3
/lib64/libc.so.6 0xf532c
Build id: 92b5376d35bb29c098175948cf3e7cbcae3aeae1 		-