The patch titled
Subject: mm, mempolicy: fix uninit memory access
has been added to the -mm tree. Its filename is
mm-mempolicy-fix-uninit-memory-access.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-mempolicy-fix-uninit-memory-access.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-mempolicy-fix-uninit-memory-access.patch
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there every 3-4 working days
------------------------------------------------------
From: Vlastimil Babka <vbabka@xxxxxxx>
Subject: mm, mempolicy: fix uninit memory access
Link: http://lkml.kernel.org/r/a71997c3-e8ae-a787-d5ce-3db05768b27c@xxxxxxx
Reported-by: syzbot+b19c2dc2c990ea657a71@xxxxxxxxxxxxxxxxxxxxxxxxx
Cc: Alexander Potapenko <glider@xxxxxxxxxx>
Cc: Dmitry Vyukov <dvyukov@xxxxxxxxxx>
Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx>
Cc: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Yisheng Xie <xieyisheng1@xxxxxxxxxx>
Cc: zhong jiang <zhongjiang@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/mm/mempolicy.c~mm-mempolicy-fix-uninit-memory-access
+++ a/mm/mempolicy.c
@@ -350,7 +350,7 @@ static void mpol_rebind_policy(struct me
{
if (!pol)
return;
- if (!mpol_store_user_nodemask(pol) &&
+ if (!mpol_store_user_nodemask(pol) && !(pol->flags & MPOL_F_LOCAL) &&
nodes_equal(pol->w.cpuset_mems_allowed, *newmask))
return;
_
Patches currently in -mm which might be from vbabka@xxxxxxx are
mm-mempolicy-fix-uninit-memory-access.patch
