From 00a519b466a7555e48bf772635f541dc81fe907c Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Fri, 17 Aug 2018 01:27:42 -0300
Subject: [PATCH] Only try to free pages that are actually mapped

---
 Ryujinx.HLE/HOS/Kernel/KMemoryManager.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Ryujinx.HLE/HOS/Kernel/KMemoryManager.cs b/Ryujinx.HLE/HOS/Kernel/KMemoryManager.cs
index 7b6f57c976..67f0172aba 100644
--- a/Ryujinx.HLE/HOS/Kernel/KMemoryManager.cs
+++ b/Ryujinx.HLE/HOS/Kernel/KMemoryManager.cs
@@ -744,6 +744,11 @@ namespace Ryujinx.HLE.HOS.Kernel
             {
                 long VA = Position + Page * PageSize;
 
+                if (!CpuMemory.IsMapped(VA))
+                {
+                    continue;
+                }
+
                 long PA = CpuMemory.GetPhysicalAddress(VA);
 
                 Allocator.Free(PA, PageSize);