From mboxrd@z Thu Jan  1 00:00:00 1970
From: Sasha Levin <levinsasha928@gmail.com>
Subject: Re: [PATCH v3 2/3] hvc_init(): Enforce one-time initialization.
Date: Wed, 23 Nov 2011 15:06:04 +0200
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To: Amit Shah <amit.shah@redhat.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>, xen-devel@lists.xensource.com, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Miche Baker-Harvey <miche@google.com>, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, Anton Blanchard <anton@samba.org>, Mike Waychison <mikew@google.com>, ppc-dev <linuxppc-dev@lists.ozlabs.org>, Greg Kroah-Hartman <gregkh@suse.de>, Eric Northrup <digitaleric@google.com>
List-Id: xen-devel@lists.xenproject.org

On Wed, 2011-11-23 at 18:26 +0530, Amit Shah wrote:
> On (Wed) 23 Nov 2011 [16:08:52], Amit Shah wrote:
> > With this setup, with and without patches, I can spawn two consoles
> > via:
> > 
> > /sbin/agetty /dev/hvc0 9600 vt100
> > /sbin/agetty /dev/hvc1 9600 vt100
> > 
> > (Strange thing is, the second one gives a 'password incorrect' error
> > on login attempts, while the first one logs in fine.  I do remember
> > testing multiple consoles just fine a year and a half back, so no idea
> > why this isn't behaving as expected -- but it mostly looks like a
> > userspace issue rather than kernel one.)
> 
> Right -- when I test this on the Fedora 11 VM I used back then, the
> two consoles work just fine without these patches.  When I use
> something newer (F14), I get the weird password rejection, with and
> without your patches.

It's not a weird password rejection, it's probably not set as a secure
terminal :)

Try adding hvc1 to /etc/securetty on the guest.

-- 

Sasha.