linux-kernel - Re: [PATCH] lguest: fix on Intel when KVM loaded (unhandled trap 13)

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: <20090526123914.1823adae@lxorguk.ukuu.org.uk>
Date:	Tue, 26 May 2009 12:39:14 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	"kvm-devel" <kvm-devel@...ts.sourceforge.net>,
	lguest <lguest@...abs.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] lguest: fix on Intel when KVM loaded (unhandled trap
 13)

On Tue, 26 May 2009 20:54:41 +0930
Rusty Russell <rusty@...tcorp.com.au> wrote:

> When KVM is loaded, and hence VT set up, the vmcall instruction in an
> lguest guest causes a #GP, not #UD.
> 
> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>

Shouldn't that be fixed in KVM ?

Alan
--
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/