Crash in clang::clangd::toLSPDiags(clang::clangd::Diag const&, clang::clangd::URIForFile const&, clang::clangd::ClangdDiagnosticOptions const&, llvm::function_ref<void (clang::clangd::Diagnostic, llvm::ArrayRef<clang::clangd::Fix>)>)

Similar reports
Problem #765914
Component
llvm
Last affected version
0:20.1.8-4.fc42
Executable
/usr/bin/clangd
Error name
SIGSEGV 11
First occurrence
2025-09-19
Last occurrence
2025-10-22
Unique reports
9
Quality
-24

Statistics

Operating system Unique / Total count
Fedora 42 9 / 12
Operating system Count
Fedora 42 12
Architecture Count
x86_64 12
Related packages Count
clang-tools-extra 12
 0:20.1.8-4.fc42 12
xz-libs 3
 1:5.8.1-2.fc42 3
libxml2 2
 0:2.12.10-1.fc42 2
Show more… (2)
libzstd 1
 0:1.5.7-1.fc42 1
ncurses-libs 1
 0:6.5-5.20250125.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::clangd::toLSPDiags(clang::clangd::Diag const&, clang::clangd::URIForFile const&, clang::clangd::ClangdDiagnosticOptions const&, llvm::function_ref<void (clang::clangd::Diagnostic, llvm::ArrayRef<clang::clangd::Fix>)>)
/usr/bin/clangd 0x20adc4
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
2
clang::clangd::ClangdLSPServer::onDiagnosticsReady(llvm::StringRef, llvm::StringRef, llvm::ArrayRef<clang::clangd::Diag>)
/usr/bin/clangd 0x14f305
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
3
void llvm::function_ref<void ()>::callback_fn<clang::clangd::(anonymous namespace)::UpdateIndexCallbacks::onMainAST(llvm::StringRef, clang::clangd::ParsedAST&, llvm::function_ref<void (llvm::function_ref<void ()>)>)::{lambda()#1}>(long)
/usr/bin/clangd 0x1aba2a
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
4
void llvm::function_ref<void (llvm::function_ref<void ()>)>::callback_fn<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> >)::$_3>(long, llvm::function_ref<void ()>)
/usr/bin/clangd 0x3b263a
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
5
clang::clangd::(anonymous namespace)::UpdateIndexCallbacks::onMainAST(llvm::StringRef, clang::clangd::ParsedAST&, llvm::function_ref<void (llvm::function_ref<void ()>)>)
/usr/bin/clangd 0x1a9411
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
6
clang::clangd::(anonymous namespace)::ASTWorker::generateDiagnostics(std::unique_ptr<clang::CompilerInvocation, std::default_delete<clang::CompilerInvocation> >, clang::clangd::ParseInputs, std::vector<clang::clangd::Diag, std::allocator<clang::clangd::Diag> >)
/usr/bin/clangd 0x3b1bac
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
7
void llvm::detail::UniqueFunctionBase<void>::CallImpl<clang::clangd::(anonymous namespace)::ASTWorker::update(clang::clangd::ParseInputs, clang::clangd::WantDiagnostics, bool)::$_0>(void*)
/usr/bin/clangd 0x3b5bb8
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
8
clang::clangd::(anonymous namespace)::ASTWorker::runTask(llvm::StringRef, llvm::function_ref<void ()>)
/usr/bin/clangd 0x3ace67
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
9
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&)::$_0>(void*)
/usr/bin/clangd 0x3aaa3a
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
10
void* llvm::thread::ThreadProxy<std::tuple<clang::clangd::AsyncTaskRunner::runAsync(llvm::Twine const&, llvm::unique_function<void ()>)::$_1> >(void*) [clone .llvm.7633507556885729804]
/usr/bin/clangd 0x527115
Build id: 7ac6322a16fb862fbd324bedc16d2be5c952201e 		-
11
start_thread
/lib64/libc.so.6 0x71f54
Build id: 48c4b9b1efb1df15da8e787f489128bf31893317 		-
12
__clone3
/lib64/libc.so.6 0xf532c
Build id: 48c4b9b1efb1df15da8e787f489128bf31893317 		-