--- a/src/os/uefi/mod.rs	2026-05-03 14:17:35.198125412 +0100
+++ b/src/os/uefi/mod.rs	2026-05-03 14:17:35.205312393 +0100
@@ -53,12 +53,16 @@
             pages,
             &mut ptr,
         ))
-        .unwrap();
-        ptr as *mut u8
+        .unwrap_or_else(|_| {
+            ptr = 0;
+            0
+        });
+        if ptr == 0 { ptr::null_mut() } else { ptr as *mut u8 }
     };
 
-    assert!(!ptr.is_null());
-    unsafe { ptr::write_bytes(ptr, 0, pages * page_size) };
+    if !ptr.is_null() {
+        unsafe { ptr::write_bytes(ptr, 0, pages * page_size) };
+    }
     ptr
 }