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Date:   Tue, 11 Jun 2019 12:34:07 +0200
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Miles Chen <miles.chen@mediatek.com>
Cc:     stable@vger.kernel.org
Subject: Re: backport commit ("739f79fc9db1 mm: memcontrol: fix NULL pointer
 crash in test_clear_page_writeback()") to linux-4.9-stable
Message-ID: <20190611103407.GA3486@kroah.com>
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On Tue, Jun 11, 2019 at 04:57:47PM +0800, Miles Chen wrote:
> Hi reviewers,
> 
> I suggest to backport commit "739f79fc9db1 mm: memcontrol: fix NULL
> pointer crash in test_clear_page_writeback()" to linux-4.9 stable tree.
> 
> This email reports a NULL pointer crash in test_clear_page_writeback()
> in android common kernel-4.9. There is a fix ("739f79fc9db1 mm:
> memcontrol: fix NULL pointer crash in test_clear_page_writeback()") in
> kernel-4.13.
> 
> 
> commit: 739f79fc9db1b38f96b5a5109b247a650fbebf6d
> subject: mm: memcontrol: fix NULL pointer crash in
> test_clear_page_writeback()
> kernel version to apply to: Linux-4.9

It does not apply cleanly to the 4.9.y tree, can you provide a working
backport of it that I can apply?

thanks,

greg k-h