--- x/mm/rmap.c
+++ y/mm/rmap.c
@@ -2366,6 +2366,7 @@ static bool try_to_migrate_one(struct fo
 		subpage = folio_page(folio, pfn - folio_pfn(folio));
 		address = pvmw.address;
 		anon_exclusive = folio_test_anon(folio) &&
+				 pfn == folio_pfn(folio) &&
 				 PageAnonExclusive(subpage);
 
 		if (folio_test_hugetlb(folio)) {