diff --git a/mm/kasan/init.c b/mm/kasan/init.c
index dcfec277e839..89895f38f722 100644
--- a/mm/kasan/init.c
+++ b/mm/kasan/init.c
@@ -139,6 +139,10 @@ static int __ref zero_pmd_populate(pud_t *pud, unsigned long addr,
 	return 0;
 }
 
+void __weak __meminit pmd_init(void *addr)
+{
+}
+
 static int __ref zero_pud_populate(p4d_t *p4d, unsigned long addr,
 				unsigned long end)
 {
@@ -166,8 +170,9 @@ static int __ref zero_pud_populate(p4d_t *p4d, unsigned long addr,
 				if (!p)
 					return -ENOMEM;
 			} else {
-				pud_populate(&init_mm, pud,
-					early_alloc(PAGE_SIZE, NUMA_NO_NODE));
+				p = early_alloc(PAGE_SIZE, NUMA_NO_NODE);
+				pmd_init(p);
+				pud_populate(&init_mm, pud, p);
 			}
 		}
 		zero_pmd_populate(pud, addr, next);
@@ -176,6 +181,10 @@ static int __ref zero_pud_populate(p4d_t *p4d, unsigned long addr,
 	return 0;
 }
 
+void __weak __meminit pud_init(void *addr)
+{
+}
+
 static int __ref zero_p4d_populate(pgd_t *pgd, unsigned long addr,
 				unsigned long end)
 {
@@ -207,8 +216,9 @@ static int __ref zero_p4d_populate(pgd_t *pgd, unsigned long addr,
 				if (!p)
 					return -ENOMEM;
 			} else {
-				p4d_populate(&init_mm, p4d,
-					early_alloc(PAGE_SIZE, NUMA_NO_NODE));
+				p = early_alloc(PAGE_SIZE, NUMA_NO_NODE);
+				pud_init(p);
+				p4d_populate(&init_mm, p4d, p);
 			}
 		}
 		zero_pud_populate(p4d, addr, next);