From 2f50504ff3991380701b68e47fc4f2389279e1a7 Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@users.noreply.github.com>
Date: Mon, 8 May 2023 13:17:45 +0200
Subject: [PATCH] Don't estimate negative top/left for viewport.

Fixes #11272.
---
 src/Avalonia.Controls/VirtualizingStackPanel.cs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/Avalonia.Controls/VirtualizingStackPanel.cs b/src/Avalonia.Controls/VirtualizingStackPanel.cs
index ddeb42e560..7ec1808e63 100644
--- a/src/Avalonia.Controls/VirtualizingStackPanel.cs
+++ b/src/Avalonia.Controls/VirtualizingStackPanel.cs
@@ -493,8 +493,7 @@ namespace Avalonia.Controls
                 c = c?.GetVisualParent();
             }
 
-
-            return viewport;
+            return viewport.Intersect(new Rect(0, 0, double.PositiveInfinity, double.PositiveInfinity));
         }
 
         private void RealizeElements(