From: Johannes Weiner <jweiner@redhat.com>
To: Andrea Arcangeli <aarcange@redhat.com>
Cc: linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
Rik van Riel <riel@redhat.com>, Hugh Dickins <hughd@google.com>,
Marcelo Tosatti <mtosatti@redhat.com>
Subject: Re: [PATCH] unlink_anon_vmas in __split_vma in case of error
Date: Wed, 15 Sep 2010 22:07:31 +0200 [thread overview]
Message-ID: <20100915200731.GC15987@redhat.com> (raw)
In-Reply-To: <20100915171816.GQ5981@random.random>
On Wed, Sep 15, 2010 at 07:18:16PM +0200, Andrea Arcangeli wrote:
> From: Andrea Arcangeli <aarcange@redhat.com>
>
> If __split_vma fails because of an out of memory condition the
> anon_vma_chain isn't teardown and freed potentially leading to rmap
> walks accessing freed vma information plus there's a memleak.
>
> Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Acked-by: Johannes Weiner <jweiner@redhat.com>
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next prev parent reply other threads:[~2010-09-15 20:07 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-15 17:18 [PATCH] unlink_anon_vmas in __split_vma in case of error Andrea Arcangeli
2010-09-15 19:51 ` Hugh Dickins
2010-09-15 20:07 ` Johannes Weiner [this message]
2010-09-15 20:38 ` Rik van Riel
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