linux-kernel - Re: [PATCH] mm: fix dereference a null pointer in migrate[_huge]_page_move

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Message-ID: <d29fd91b-2043-0880-17ab-0ef7ec14bf62@redhat.com>
Date:   Thu, 17 Feb 2022 08:51:11 +0100
From:   David Hildenbrand <david@...hat.com>
To:     Greg KH <gregkh@...uxfoundation.org>,
        liqiong <liqiong@...china.com>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH] mm: fix dereference a null pointer in
 migrate[_huge]_page_move_mapping()

On 17.02.22 08:29, Greg KH wrote:
> On Thu, Feb 17, 2022 at 02:38:08PM +0800, liqiong wrote:
>> Upstream has no this bug.
> 
> What do you mean by this?
> 
> confused,

Dito. If this is fixed upstream and broken in stable kernels, we'd want
either a backport of the relevant upstream fix, or if too complicated, a
stable-only fix.


-- 
Thanks,

David / dhildenb