diff --git a/kernel/src/arch/x86_64/CPU.cpp b/kernel/src/arch/x86_64/CPU.cpp
index 3f88e237..04767240 100644
--- a/kernel/src/arch/x86_64/CPU.cpp
+++ b/kernel/src/arch/x86_64/CPU.cpp
@@ -247,7 +247,7 @@ namespace CPU
     {
         StackFrame* current_frame = (StackFrame*)base_pointer;
         // FIXME: Validate that the frame itself is readable, might span across multiple pages
-        while (current_frame && MemoryManager::validate_readable_page((u64)current_frame))
+        while (current_frame && MemoryManager::validate_readable_page((u64)current_frame) && current_frame->instruction)
         {
             callback(current_frame->instruction, arg);
             current_frame = current_frame->next;