Fixed input resource size to match the lower internal render resolution. At the time this code gets called, the context's width and height will have already been increased to display resolution, which are the incorrect values for this field.

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/Effects/SuperResolution.cs

@@ -288,7 +288,7 @@ namespace UnityEngine.Rendering.PostProcessing
             _dispatchDescription.MotionVectorScale.x = -_renderSize.x;
             _dispatchDescription.MotionVectorScale.y = -_renderSize.y;
             _dispatchDescription.RenderSize = _renderSize;
-            _dispatchDescription.InputResourceSize = new Vector2Int(context.width, context.height);
+            _dispatchDescription.InputResourceSize = _renderSize;   // TODO: this may need to be maxRenderSize to support dynamic resolution
             _dispatchDescription.FrameTimeDelta = Time.unscaledDeltaTime;
             _dispatchDescription.CameraNear = camera.nearClipPlane;
             _dispatchDescription.CameraFar = camera.farClipPlane;