diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 1ac0d06fb3c1..29ef70022da1 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -501,6 +501,8 @@ extern unsigned long huge_zero_pfn;
 
 static inline bool is_huge_zero_folio(const struct folio *folio)
 {
+	VM_WARN_ON_ONCE(!folio);
+
 	return READ_ONCE(huge_zero_folio) == folio;
 }