diff --git a/kernel/src/memory/PMM.cpp b/kernel/src/memory/PMM.cpp
index 3f9d8dd9..aa167b57 100644
--- a/kernel/src/memory/PMM.cpp
+++ b/kernel/src/memory/PMM.cpp
@@ -2,6 +2,7 @@
 
 #include "memory/PMM.h"
 #include "bootboot.h"
+#include "log/Log.h"
 #include "memory/Memory.h"
 #include "memory/MemoryManager.h"
 #include "misc/utils.h"
@@ -130,7 +131,11 @@ void* PMM::request_pages(uint64_t count)
 void PMM::free_page(void* address)
 {
     uint64_t index = (uint64_t)address / PAGE_SIZE;
-    if (index > (bitmap_size * 8)) return;
+    if (index > (bitmap_size * 8))
+    {
+        kinfoln("attempt to free out-of-range address %p", address);
+        return;
+    }
     if (!bitmap_read(index)) return;
     bitmap_set(index, false);
     used_mem -= PAGE_SIZE;