---
 mm/mempolicy.c |    5 +++++
 1 file changed, 5 insertions(+)

Index: linux-2.6.23-rc3-mm1/mm/mempolicy.c
===================================================================
--- linux-2.6.23-rc3-mm1.orig/mm/mempolicy.c	2007-08-22 18:55:30.000000000 -0700
+++ linux-2.6.23-rc3-mm1/mm/mempolicy.c	2007-08-22 18:57:23.000000000 -0700
@@ -965,6 +965,11 @@ asmlinkage long sys_migrate_pages(pid_t 
 		goto out;
 	}
 
+	if (!nodes_subset(new, node_states[N_ONLINE])) {
+		err = -EINVAL;
+		goto out;
+	}
+
 	err = security_task_movememory(task);
 	if (err)
 		goto out;