--- x/mm/gup.c
+++ y/mm/gup.c
@@ -2981,6 +2981,7 @@ static int gup_fast_pmd_leaf(pmd_t orig,
 		return 0;
 	}
 
+	pages += *nr;
 	*nr += refs;
 	for (; refs; refs--)
 		*(pages++) = page++;
@@ -3024,6 +3025,7 @@ static int gup_fast_pud_leaf(pud_t orig,
 		return 0;
 	}
 
+	pages += *nr;
 	*nr += refs;
 	for (; refs; refs--)
 		*(pages++) = page++;