diff --git a/rpcs3/Emu/Cell/Modules/cellKb.cpp b/rpcs3/Emu/Cell/Modules/cellKb.cpp
index e0ec6d1a43..3679c2a2e0 100644
--- a/rpcs3/Emu/Cell/Modules/cellKb.cpp
+++ b/rpcs3/Emu/Cell/Modules/cellKb.cpp
@@ -5,6 +5,9 @@
 #include "Emu/Io/KeyboardHandler.h"
 #include "cellKb.h"
 
+extern void libio_sys_config_init();
+extern void libio_sys_config_end();
+
 LOG_CHANNEL(sys_io);
 
 template<>
@@ -42,6 +45,7 @@ error_code cellKbInit(u32 max_connect)
 	if (max_connect == 0 || max_connect > CELL_KB_MAX_KEYBOARDS)
 		return CELL_KB_ERROR_INVALID_PARAMETER;
 
+	libio_sys_config_init();
 	handler->Init(std::min(max_connect, 7u));
 
 	return CELL_OK;
@@ -59,6 +63,7 @@ error_code cellKbEnd()
 		return CELL_KB_ERROR_UNINITIALIZED;
 
 	// TODO
+	libio_sys_config_end();
 	return CELL_OK;
 }
 
diff --git a/rpcs3/Emu/Cell/Modules/cellMouse.cpp b/rpcs3/Emu/Cell/Modules/cellMouse.cpp
index cfb04a2402..a74d1590b6 100644
--- a/rpcs3/Emu/Cell/Modules/cellMouse.cpp
+++ b/rpcs3/Emu/Cell/Modules/cellMouse.cpp
@@ -6,6 +6,9 @@
 
 #include "cellMouse.h"
 
+extern void libio_sys_config_init();
+extern void libio_sys_config_end();
+
 LOG_CHANNEL(sys_io);
 
 template<>
@@ -45,6 +48,7 @@ error_code cellMouseInit(u32 max_connect)
 		return CELL_MOUSE_ERROR_INVALID_PARAMETER;
 	}
 
+	libio_sys_config_init();
 	handler->Init(std::min(max_connect, 7u));
 
 	return CELL_OK;
@@ -99,6 +103,7 @@ error_code cellMouseEnd()
 		return CELL_MOUSE_ERROR_UNINITIALIZED;
 
 	// TODO
+	libio_sys_config_end();
 	return CELL_OK;
 }
 
diff --git a/rpcs3/Emu/Cell/Modules/cellPad.cpp b/rpcs3/Emu/Cell/Modules/cellPad.cpp
index f00e1790ca..190e37c97b 100644
--- a/rpcs3/Emu/Cell/Modules/cellPad.cpp
+++ b/rpcs3/Emu/Cell/Modules/cellPad.cpp
@@ -8,6 +8,9 @@
 #include "Input/product_info.h"
 #include "cellPad.h"
 
+extern void libio_sys_config_init();
+extern void libio_sys_config_end();
+
 LOG_CHANNEL(sys_io);
 
 template<>
@@ -61,6 +64,7 @@ error_code cellPadInit(u32 max_connect)
 	if (max_connect == 0 || max_connect > CELL_MAX_PADS)
 		return CELL_PAD_ERROR_INVALID_PARAMETER;
 
+	libio_sys_config_init();
 	config->max_connect = std::min<u32>(max_connect, CELL_PAD_MAX_PORT_NUM);
 	config->port_setting.fill(CELL_PAD_SETTING_PRESS_OFF | CELL_PAD_SETTING_SENSOR_OFF);
 	return CELL_OK;
@@ -77,6 +81,7 @@ error_code cellPadEnd()
 	if (!config->max_connect.exchange(0))
 		return CELL_PAD_ERROR_UNINITIALIZED;
 
+	libio_sys_config_end();
 	return CELL_OK;
 }
 
diff --git a/rpcs3/Emu/Cell/Modules/sys_io_.cpp b/rpcs3/Emu/Cell/Modules/sys_io_.cpp
index 6dd88ec91d..211e06b9ad 100644
--- a/rpcs3/Emu/Cell/Modules/sys_io_.cpp
+++ b/rpcs3/Emu/Cell/Modules/sys_io_.cpp
@@ -1,4 +1,6 @@
 #include "stdafx.h"
+#include "Emu/System.h"
+#include "Emu/IdManager.h"
 #include "Emu/Cell/PPUModule.h"
 
 LOG_CHANNEL(sys_io);
@@ -7,10 +9,51 @@ extern void cellPad_init();
 extern void cellKb_init();
 extern void cellMouse_init();
 
+struct libio_sys_config
+{
+	shared_mutex mtx;
+	s32 init_ctr = 0;
+	u32 stack_addr = 0;
+
+	~libio_sys_config() noexcept
+	{
+		if (stack_addr)
+		{
+			vm::dealloc_verbose_nothrow(stack_addr, vm::stack);
+		}
+	}
+};
+
+// Only exists internally (has no name)
+extern void libio_sys_config_init()
+{
+	auto cfg = g_fxo->get<libio_sys_config>();
+
+	std::lock_guard lock(cfg->mtx);
+
+	if (cfg->init_ctr++ == 0)
+	{
+		// Belongs to "_cfg_evt_hndlr" thread (8k stack)
+		cfg->stack_addr = verify(HERE, vm::alloc(0x2000, vm::stack, 4096));
+	}
+}
+
+extern void libio_sys_config_end()
+{
+	auto cfg = g_fxo->get<libio_sys_config>();
+
+	std::lock_guard lock(cfg->mtx);
+
+	if (cfg->init_ctr-- == 1)
+	{
+		verify(HERE), vm::dealloc(std::exchange(cfg->stack_addr, 0), vm::stack);
+	}
+}
 
 error_code sys_config_start()
 {
 	sys_io.todo("sys_config_start()");
+
 	return CELL_OK;
 }