linux-kernel - Re: [PATCH v3] x86, kaslr: Prevent .bss from overlaping initrd

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Message-ID: <546CC49B.2070109@zytor.com>
Date:	Wed, 19 Nov 2014 08:26:03 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Greg Thelen <gthelen@...gle.com>,
	Junjie Mao <eternal.n08@...il.com>
CC:	Kees Cook <keescook@...omium.org>, linux-kernel@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
	Josh Triplett <josh@...htriplett.org>,
	Matt Fleming <matt.fleming@...el.com>,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	Vivek Goyal <vgoyal@...hat.com>,
	Andi Kleen <ak@...ux.intel.com>,
	Fengguang Wu <fengguang.wu@...el.com>, stable@...r.kernel.org
Subject: Re: [PATCH v3] x86, kaslr: Prevent .bss from overlaping initrd

On 11/17/2014 06:23 PM, Greg Thelen wrote:
> 
> On Mon, Nov 17 2014, Greg Thelen wrote:
> [...]
>> Given that bss and brk are nobits (i.e. only ALLOC) sections, does
>> file_offset make sense as a load address.  This fails with gold:
>>

It really doesn't.  We have that information elsewhere.

	-hpa


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