[1.23] PatternTree crash after closing two panes in oen tab

[DHowett]

Windows Terminal version

Canary 2851

Windows build number

No response

Other Software

No response

Steps to reproduce

Dunno - closed two shells inside panes in the same tab with ^D

Expected Behavior

No response

Actual Behavior

 	Microsoft.Terminal.Control.dll!Microsoft::Console::Render::Renderer::TriggerRedraw(const Microsoft::Console::Types::Viewport & region) Line 262	C++
 	Microsoft.Terminal.Control.dll!Microsoft::Terminal::Core::Terminal::_InvalidateFromCoords(const til::point start, const til::point end) Line 808	C++
 	[Inline Frame] Microsoft.Terminal.Control.dll!Microsoft::Terminal::Core::Terminal::_InvalidatePatternTree::__l2::<lambda_1>::operator()(const interval_tree::Interval<til::point,unsigned __int64> &) Line 774	C++
>	[Inline Frame] Microsoft.Terminal.Control.dll!std::for_each(std::_Vector_const_iterator<std::_Vector_val<std::_Simple_types<interval_tree::Interval<til::point,unsigned __int64>>>>) Line 435	C++
 	Microsoft.Terminal.Control.dll!interval_tree::IntervalTree<til::point,unsigned __int64>::visit_all<`Microsoft::Terminal::Core::Terminal::_InvalidatePatternTree'::`2'::<lambda_1>>(Microsoft::Terminal::Core::Terminal::_InvalidatePatternTree::__l2::<lambda_1> f) Line 308	C++
 	[Inline Frame] Microsoft.Terminal.Control.dll!Microsoft::Terminal::Core::Terminal::_InvalidatePatternTree() Line 771	C++
 	Microsoft.Terminal.Control.dll!Microsoft::Terminal::Core::Terminal::UpdatePatternsUnderLock() Line 1192	C++
 	Microsoft.Terminal.Control.dll!winrt::Microsoft::Terminal::Control::implementation::ControlCore::_setupDispatcherAndCallbacks::__l2::<lambda_1>::operator()() Line 200	C++
 	[Inline Frame] Microsoft.Terminal.Control.dll!std::_Func_class<void>::operator()() Line 920	C++
 	[Inline Frame] Microsoft.Terminal.Control.dll!std::invoke(std::function<void __cdecl(void)> &) Line 1704	C++
 	[Inline Frame] Microsoft.Terminal.Control.dll!std::_Apply_impl(std::function<void __cdecl(void)> &) Line 1076	C++
 	[Inline Frame] Microsoft.Terminal.Control.dll!std::apply(std::function<void __cdecl(void)> &) Line 1087	C++
 	[Inline Frame] Microsoft.Terminal.Control.dll!til::throttled_func<1,0>::_trailing_edge() Line 196	C++
 	Microsoft.Terminal.Control.dll!til::throttled_func<1,0>::_timer_callback(_TP_CALLBACK_INSTANCE * __formal, void * context, _TP_TIMER * __formal) Line 184	C++

[DHowett]

in TriggerRedraw

Unhandled exception thrown: read access violation.
pEngine was 0x19EC0EDBB5A.

[lhecker]

Meh.

[carlos-zamora]

Leonard had some ideas on what could be happening. We should probably kill the timer before killing the renderer.