diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index f1aba7e..12cd473 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -207,6 +207,9 @@
 		unsigned long points;
 		int releasing;
 
+		/* skip kernel threads */
+		if (!p->mm)
+			continue;
 		/* skip the init task with pid == 1 */
 		if (p->pid == 1)
 			continue;