diff --git a/Core/HLE/sceKernelMutex.cpp b/Core/HLE/sceKernelMutex.cpp
index cfe1e2bca..20d73f28f 100644
--- a/Core/HLE/sceKernelMutex.cpp
+++ b/Core/HLE/sceKernelMutex.cpp
@@ -394,7 +394,7 @@ int sceKernelCreateMutex(const char *name, u32 attr, int initialCount, u32 optio
 	if (optionsPtr != 0)
 	{
 		u32 size = Memory::Read_U32(optionsPtr);
-		if (size != 0)
+		if (size > 4)
 			WARN_LOG_REPORT(HLE, "sceKernelCreateMutex(%s) unsupported options parameter, size = %d", name, size);
 	}
 	if ((attr & ~PSP_MUTEX_ATTR_KNOWN) != 0)
@@ -751,7 +751,7 @@ int sceKernelCreateLwMutex(u32 workareaPtr, const char *name, u32 attr, int init
 	if (optionsPtr != 0)
 	{
 		u32 size = Memory::Read_U32(optionsPtr);
-		if (size != 0)
+		if (size > 4)
 			WARN_LOG_REPORT(HLE, "sceKernelCreateLwMutex(%s) unsupported options parameter, size = %d", name, size);
 	}
 	if ((attr & ~PSP_MUTEX_ATTR_KNOWN) != 0)
diff --git a/Core/HLE/sceKernelSemaphore.cpp b/Core/HLE/sceKernelSemaphore.cpp
index 0e7caa283..eee23afe0 100644
--- a/Core/HLE/sceKernelSemaphore.cpp
+++ b/Core/HLE/sceKernelSemaphore.cpp
@@ -292,7 +292,7 @@ int sceKernelCreateSema(const char* name, u32 attr, int initVal, int maxVal, u32
 	if (optionPtr != 0)
 	{
 		u32 size = Memory::Read_U32(optionPtr);
-		if (size != 0)
+		if (size > 4)
 			WARN_LOG_REPORT(HLE, "sceKernelCreateSema(%s) unsupported options parameter, size = %d", name, size);
 	}
 	if ((attr & ~PSP_SEMA_ATTR_PRIORITY) != 0)
diff --git a/Core/HLE/sceKernelVTimer.cpp b/Core/HLE/sceKernelVTimer.cpp
index 7ede58d92..638f73708 100644
--- a/Core/HLE/sceKernelVTimer.cpp
+++ b/Core/HLE/sceKernelVTimer.cpp
@@ -177,9 +177,11 @@ void __KernelVTimerInit() {
 }
 
 u32 sceKernelCreateVTimer(const char *name, u32 optParamAddr) {
+	if (!name) {
+		WARN_LOG_REPORT(HLE, "%08x=sceKernelCreateVTimer(): invalid name", SCE_KERNEL_ERROR_ERROR);
+		return SCE_KERNEL_ERROR_ERROR;
+	}
 	DEBUG_LOG(HLE, "sceKernelCreateVTimer(%s, %08x)", name, optParamAddr);
-	if (optParamAddr != 0)
-		WARN_LOG_REPORT(HLE, "sceKernelCreateVTimer: unsupported options parameter %08x", optParamAddr);
 
 	VTimer *vtimer = new VTimer;
 	SceUID id = kernelObjects.Create(vtimer);
@@ -190,6 +192,12 @@ u32 sceKernelCreateVTimer(const char *name, u32 optParamAddr) {
 	vtimer->nvt.name[KERNELOBJECT_MAX_NAME_LENGTH] = '\0';
 	vtimer->memoryPtr = 0;
 
+	if (optParamAddr != 0) {
+		u32 size = Memory::Read_U32(optParamAddr);
+		if (size > 4)
+			WARN_LOG_REPORT(HLE, "sceKernelCreateVTimer(%s) unsupported options parameter, size = %d", name, size);
+	}
+
 	return id;
 }