linux-kernel - Re: Regression: boot failure on AMD Elan TS-5500

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20080630220939.GA58260@atlantis.8hz.com>
Date:	Mon, 30 Jun 2008 22:09:39 +0000
From:	Sean Young <sean@...s.org>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	linux-kernel@...r.kernel.org, "H. Anvin" <hpa@...or.com>
Subject: Re: Regression: boot failure on AMD Elan TS-5500

On Mon, Jun 30, 2008 at 02:52:10PM -0700, Jeremy Fitzhardinge wrote:
> It's a bit odd that the boot loader neglected to set up ds properly, but 
> changing the testb line to
> 
> 	testb $(1<<6), %cs:BP_loadflags(%esi)
> 
> should work.  (Or perhaps a %ss: override would be better?)

Yup, it does (%cs: prefix).

> I'm assuming that the GDT setup isn't completely mad and that the 
> segments have the same base at least.

Where do I go from here?

Thanks
Sean
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/