This is a note to let you know that I've just added the patch titled
mm/mempolicy.c: fix wrong sp_node insertion
to the 3.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
mm-mempolicy.c-fix-wrong-sp_node-insertion.patch
and it can be found in the queue-3.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 5ca3957510b9fc2a14d3647db518014842f9a2b4 Mon Sep 17 00:00:00 2001
From: Hillf Danton <dhillf@xxxxxxxxx>
Date: Fri, 8 Mar 2013 12:43:28 -0800
Subject: mm/mempolicy.c: fix wrong sp_node insertion
From: Hillf Danton <dhillf@xxxxxxxxx>
commit 5ca3957510b9fc2a14d3647db518014842f9a2b4 upstream.
n->end is accessed in sp_insert(). Thus it should be update
before calling sp_insert(). This mistake may make kernel panic.
Signed-off-by: Hillf Danton <dhillf@xxxxxxxxx>
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Cc: Sasha Levin <sasha.levin@xxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxx>
Cc: Dave Jones <davej@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
mm/mempolicy.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -2386,8 +2386,8 @@ restart:
*mpol_new = *n->policy;
atomic_set(&mpol_new->refcnt, 1);
sp_node_init(n_new, n->end, end, mpol_new);
- sp_insert(sp, n_new);
n->end = start;
+ sp_insert(sp, n_new);
n_new = NULL;
mpol_new = NULL;
break;
Patches currently in stable-queue which might be from dhillf@xxxxxxxxx are
queue-3.8/mm-mempolicy.c-fix-wrong-sp_node-insertion.patch
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