diff --git a/Core/MIPS/MIPSStackWalk.cpp b/Core/MIPS/MIPSStackWalk.cpp
index f520461e37..5cac3df7c8 100644
--- a/Core/MIPS/MIPSStackWalk.cpp
+++ b/Core/MIPS/MIPSStackWalk.cpp
@@ -102,7 +102,7 @@ namespace MIPSStackWalk {
 
 				frame.entry = pc;
 				frame.stackSize = -_IMM16;
-				if (ra_offset != -1) {
+				if (ra_offset != -1 && Memory::IsValidAddress(frame.sp + ra_offset)) {
 					ra = Memory::Read_U32(frame.sp + ra_offset);
 				}
 				return true;