debugger adapter crashes randomly when debugging native code

[vtolkov]

OS: macos 11.6.1 VSCode version: 1.62.3 CodeLLDB version: v1.6.10 Compiler: Apple clang version 11.0.3 (clang-1103.0.32.29) Debuggee: native c++ Target: x86_64-apple-darwin20.6.0

debugger adapter keeps crashing

Verbose log

configuration: {
  name: 'test-lldb',
  type: 'lldb',
  request: 'launch',
  program: '${workspaceFolder}/bin/test',
  args: [ '*empty', '--run', '--trace' ],
  stdio: null,
  terminal: 'integrated',
  initCommands: [],
  __configurationTarget: 5,
  relativePathBase: '/Users/valery/Src/Exif'
}
Listening on port 63439
ERROR(Python) 09:31:58 codelldb: Traceback (most recent call last):
  File "/Users/valery/.vscode/extensions/vadimcn.vscode-lldb-1.6.10/adapter/codelldb.py", line 152, in evaluate
    value = evaluate_in_context(pycode, is_simple_expr, context)
  File "/Users/valery/.vscode/extensions/vadimcn.vscode-lldb-1.6.10/adapter/codelldb.py", line 288, in evaluate_in_context
    return eval(code, eval_globals, eval_locals)
  File "", line 1, in 
  File "/Users/valery/.vscode/extensions/vadimcn.vscode-lldb-1.6.10/adapter/codelldb.py", line 269, in __missing__
    raise VariableNotFound(name)
codelldb.VariableNotFound: Variable 'r' not found
[2021-11-29T17:31:58.601Z ERROR codelldb::debug_session] Variable 'r' not found
Received signal: SIGSEGV
0: backtrace::backtrace::trace
1: backtrace::capture::Backtrace::new
2: codelldb::hook_crashes::handler
3: __sigtramp
4: __ZN15SymbolFileDWARF13GetTypeSystemER9DWARFUnit
5: __ZN15SymbolFileDWARF14GetDWARFParserER9DWARFUnit
6: __ZN19DWARFASTParserClang26CopyUniqueClassMethodTypesERK8DWARFDIES2_PN12lldb_private4TypeERNSt3__16vectorIS0_NS6_9allocatorIS0_EEEE
7: __ZN19DWARFASTParserClang15ParseSubroutineERK8DWARFDIER25ParsedDWARFTypeAttributes
8: __ZN19DWARFASTParserClang18ParseTypeFromDWARFERKN12lldb_private13SymbolContextERK8DWARFDIEPb
9: __ZN15SymbolFileDWARF9ParseTypeERKN12lldb_private13SymbolContextERK8DWARFDIEPb
10: __ZN15SymbolFileDWARF13GetTypeForDIEERK8DWARFDIEb
11: __ZN15SymbolFileDWARF11ResolveTypeERK8DWARFDIEbb
12: __ZN19DWARFASTParserClang25GetClangDeclContextForDIEERK8DWARFDIE
13: __ZN19DWARFASTParserClang29GetDeclContextForUIDFromDWARFERK8DWARFDIE
14: __ZN15SymbolFileDWARF14GetDeclContextERK8DWARFDIE
15: __ZN15SymbolFileDWARF20GetDeclContextForUIDEy
16: __ZN23SymbolFileDWARFDebugMap20GetDeclContextForUIDEy
17: __ZN12lldb_private5Block14GetDeclContextEv
18: __ZN12lldb_private13SymbolContext21GetFunctionMethodInfoERN4lldb12LanguageTypeERbRNS_11ConstStringE
19: __ZN12lldb_private10StackFrame33GetValueForVariableExpressionPathEN4llvm9StringRefEN4lldb16DynamicValueTypeEjRNSt3__110shared_ptrINS_8VariableEEERNS_6StatusE
20: __ZN4lldb7SBFrame23GetValueForVariablePathEPKcNS_16DynamicValueTypeE
21: __ZN4lldb7SBFrame23GetValueForVariablePathEPKc
22: _ZL37_wrap_SBFrame_GetValueForVariablePathP7_objectS0
23: _cfunction_call
24: __PyObject_Call
25: __PyEval_EvalFrameDefault
26: __PyEval_EvalCode
27: __PyFunction_Vectorcall
28: _call_function
29: __PyEval_EvalFrameDefault
30: __PyFunction_Vectorcall
31: _call_function
32: __PyEval_EvalFrameDefault
33: __PyFunction_Vectorcall
34: _method_vectorcall
35: _dict_subscript
36: _method_vectorcall_O
37: _vectorcall_method
38: _slot_mp_subscript
39: __PyEval_EvalFrameDefault
40: __PyEval_EvalCode
41: _PyEval_EvalCode
42: _builtin_eval
43: _cfunction_vectorcall_FASTCALL
44: _call_function
45: __PyEval_EvalFrameDefault
46: __PyFunction_Vectorcall
47: _call_function
48: __PyEval_EvalFrameDefault
49: __PyFunction_Vectorcall
50: __CallPythonObject
51: _closure_fcn
52: _ffi_closure_unix64_inner
53: _ffi_closure_unix64
54: codelldb::python::PythonInterface::evaluate
55: codelldb::debug_session::variables::<impl codelldb::debug_session::DebugSession>::evaluate_expr_in_frame
56: codelldb::debug_session::variables::<impl codelldb::debug_session::DebugSession>::handle_evaluate_expression
57: codelldb::debug_session::DebugSession::handle_request_args
58: codelldb::debug_session::DebugSession::handle_request
59: tokio::loom::std::unsafe_cell::UnsafeCell<T>::with_mut
60: tokio::runtime::task::core::CoreStage<T>::poll
61: tokio::runtime::task::harness::Harness<T,S>::poll
62: std::thread::local::LocalKey<T>::with
63: tokio::task::local::LocalSet::tick
64: <tokio::task::local::LocalSet as core::future::future::Future>::poll
65: <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll
66: tokio::park::thread::CachedParkThread::block_on
67: tokio::runtime::thread_pool::ThreadPool::block_on
68: tokio::runtime::Runtime::block_on
69: _entry
70: codelldb::main
71: std::sys_common::backtrace::__rust_begin_short_backtrace
72: std::rt::lang_start::{{closure}}
73: std::rt::lang_start_internal
74: _main
Debug adapter exit code=255, signal=null.