diff --git a/[refs] b/[refs]
index 2c5ebe420d77..0bf967b208b4 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f96972f2dc6365421cf2366ebd61ee4cf060c8d5
+refs/heads/master: 6c0c0d4d1080840eabb3d055d2fd81911111c5fd
diff --git a/trunk/kernel/sys.c b/trunk/kernel/sys.c
index fdad206165d0..c5cb5b99cb81 100644
--- a/trunk/kernel/sys.c
+++ b/trunk/kernel/sys.c
@@ -2205,7 +2205,7 @@ static int __orderly_poweroff(void)
 		return -ENOMEM;
 	}
 
-	ret = call_usermodehelper_fns(argv[0], argv, envp, UMH_NO_WAIT,
+	ret = call_usermodehelper_fns(argv[0], argv, envp, UMH_WAIT_EXEC,
 				      NULL, argv_cleanup, NULL);
 	if (ret == -ENOMEM)
 		argv_free(argv);