diff --git a/pcsx2/IopBios.cpp b/pcsx2/IopBios.cpp
index bc4cf15e2e..9ee8fd034c 100644
--- a/pcsx2/IopBios.cpp
+++ b/pcsx2/IopBios.cpp
@@ -257,6 +257,7 @@ namespace ioman {
 			IOManDir *dir;
 		};
 
+		constexpr filedesc(): type(FILE_FREE), file(nullptr) {}
 		operator bool() const { return type != FILE_FREE; }
 		operator IOManFile*() const { return type == FILE_FILE ? file : NULL; }
 		operator IOManDir*() const { return type == FILE_DIR ? dir : NULL; }
@@ -326,7 +327,10 @@ namespace ioman {
 	void reset()
 	{
 		for (int i = 0; i < maxfds; i++)
-			fds[i].close();
+		{
+			if (fds[i])
+				fds[i].close();
+		}
 	}
 
 	bool is_host(const std::string path)
diff --git a/pcsx2/System/SysCoreThread.cpp b/pcsx2/System/SysCoreThread.cpp
index d69e5014a7..b04b0bc59d 100644
--- a/pcsx2/System/SysCoreThread.cpp
+++ b/pcsx2/System/SysCoreThread.cpp
@@ -30,6 +30,7 @@
 
 #include "Utilities/PageFaultSource.h"
 #include "Utilities/Threading.h"
+#include "IopBios.h"
 
 #ifdef __WXMSW__
 #	include <wx/msw/wrapwin.h>
@@ -64,12 +65,14 @@ SysCoreThread::~SysCoreThread()
 void SysCoreThread::Cancel( bool isBlocking )
 {
 	m_hasActiveMachine = false;
+	R3000A::ioman::reset();
 	_parent::Cancel();
 }
 
 bool SysCoreThread::Cancel( const wxTimeSpan& span )
 {
 	m_hasActiveMachine = false;
+	R3000A::ioman::reset();
 	return _parent::Cancel( span );
 }
 
@@ -123,6 +126,7 @@ void SysCoreThread::ResetQuick()
 
 	m_resetVirtualMachine	= true;
 	m_hasActiveMachine		= false;
+	R3000A::ioman::reset();
 }
 
 void SysCoreThread::Reset()
@@ -291,6 +295,7 @@ void SysCoreThread::OnCleanupInThread()
 	m_hasActiveMachine		= false;
 	m_resetVirtualMachine	= true;
 
+	R3000A::ioman::reset();
 	// FIXME: temporary workaround for deadlock on exit, which actually should be a crash
 	vu1Thread.WaitVU();
 	GetCorePlugins().Close();