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From: H. Peter Anvin <hpa@linux.intel.com>
To: lkp@lists.01.org
Subject: Re: [x86, kaslr] BUG: unable to handle kernel NULL pointer dereference at 00000008
Date: Mon, 14 Jul 2014 15:47:57 -0700	[thread overview]
Message-ID: <53C45E1D.3060607@linux.intel.com> (raw)
In-Reply-To: <CAGXu5jK2GWXkReO9fKg7aFE5Ds1xyYw2weDpYOvvQntymKn78A@mail.gmail.com>

[-- Attachment #1: Type: text/plain, Size: 471 bytes --]

On 07/14/2014 02:53 PM, Kees Cook wrote:
> Hi,
> 
> On Sat, Jul 5, 2014 at 7:23 PM, Fengguang Wu <fengguang.wu@intel.com> wrote:
>> Hi Kees,
>>
>> This bug is a bit old (and not very reproducible), however it's still
>> showing up in the upstream and linux-next trees.
> 
> I'm still unable to reproduce this. It feels like it's something
> specific to the qemu loader, maybe?
> 
> -Kees

The Qemu loader is about as dirt simple as it gets...

	-hpa



WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@linux.intel.com>
To: Kees Cook <keescook@chromium.org>, Fengguang Wu <fengguang.wu@intel.com>
Cc: Jet Chen <jet.chen@intel.com>, Su Tao <tao.su@intel.com>,
	Yuanhan Liu <yuanhan.liu@intel.com>, LKP <lkp@01.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [x86, kaslr] BUG: unable to handle kernel NULL pointer dereference at 00000008
Date: Mon, 14 Jul 2014 15:47:57 -0700	[thread overview]
Message-ID: <53C45E1D.3060607@linux.intel.com> (raw)
In-Reply-To: <CAGXu5jK2GWXkReO9fKg7aFE5Ds1xyYw2weDpYOvvQntymKn78A@mail.gmail.com>

On 07/14/2014 02:53 PM, Kees Cook wrote:
> Hi,
> 
> On Sat, Jul 5, 2014 at 7:23 PM, Fengguang Wu <fengguang.wu@intel.com> wrote:
>> Hi Kees,
>>
>> This bug is a bit old (and not very reproducible), however it's still
>> showing up in the upstream and linux-next trees.
> 
> I'm still unable to reproduce this. It feels like it's something
> specific to the qemu loader, maybe?
> 
> -Kees

The Qemu loader is about as dirt simple as it gets...

	-hpa



  reply	other threads:[~2014-07-14 22:47 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-06  2:23 [x86, kaslr] BUG: unable to handle kernel NULL pointer dereference at 00000008 Fengguang Wu
2014-07-06  2:23 ` Fengguang Wu
2014-07-14 21:53 ` Kees Cook
2014-07-14 21:53   ` Kees Cook
2014-07-14 22:47   ` H. Peter Anvin [this message]
2014-07-14 22:47     ` H. Peter Anvin

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