diff --git a/kernel/fork.c b/kernel/fork.c
index b0371010575c..5139510abbb0 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -666,7 +666,15 @@ static void check_mm(struct mm_struct *mm)
 			 "Please make sure 'struct resident_page_types[]' is updated as well");
 
 	for (i = 0; i < NR_MM_COUNTERS; i++) {
-		long x = atomic_long_read(&mm->rss_stat.count[i]);
+		long x;
+
+#ifdef CONFIG_MM_STAT_UNRECLAIMABLE_PAGES
+		/* MM_UNRECLAIMABLE could be freed later in exit_files */
+		if (i == MM_UNRECLAIMABLE)
+			continue;
+#endif
+
+		x = atomic_long_read(&mm->rss_stat.count[i]);
 
 		if (unlikely(x))
 			pr_alert("BUG: Bad rss-counter state mm:%p type:%s val:%ld\n",