linux-kernel - RE: [page->ptl] BUG: unable to handle kernel NULL pointer dereference at 00000010

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Message-Id: <20131009171828.693D0E0090@blue.fi.intel.com>
Date:	Wed,  9 Oct 2013 20:18:28 +0300 (EEST)
From:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
To:	Fengguang Wu <fengguang.wu@...el.com>
Cc:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: RE: [page->ptl] BUG: unable to handle kernel NULL pointer dereference
 at 00000010

Fengguang Wu wrote:
> Greetings,
> 
> I got the below dmesg and the first bad commit is
> 
> commit c7727a852968b09a9a5756dc7c85c30287c6ada3
> Author: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
> Date:   Wed Oct 9 16:45:45 2013 +0300
> 
>     mm: dynamic allocate page->ptl if it cannot be embedded to struct page
>     
>     Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>

Thanks, I'll fix it tomorrow.

Just to clarify: the commit is from my devel branch. It doesn't affect any
upstream tree.

-- 
 Kirill A. Shutemov
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