netdev - Re: virt-manager broken by bind(0) in net-next.

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Message-ID: <20090130081600.GA2717@ioremap.net>
Date:	Fri, 30 Jan 2009 11:16:00 +0300
From:	Evgeniy Polyakov <zbr@...emap.net>
To:	Stephen Hemminger <shemminger@...tta.com>
Cc:	"Daniel P. Berrange" <berrange@...hat.com>,
	Fedora/Linux Management Tools <et-mgmt-tools@...hat.com>,
	David Miller <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: virt-manager broken by bind(0) in net-next.

Hi.

On Thu, Jan 29, 2009 at 09:35:49PM -0800, Stephen Hemminger (shemminger@...tta.com) wrote:
> > > This is probably related to the new GEM code. But on 2.6.29-rc2 if I start up the virtual
> > > machine manager then run a guest, the display gets screwed up.
> > > 
> > > virt-machine-manager
> > >   click local-host (System)
> > >   Run one of the existing VM's
> > >  
> > > The virtual console window then cause a dialog about allowing remote access to display;
> > > (this never happened with earlier kernels), regression #1
> > > 
> > > Then if I allow it multiple copies of the window start cloning and general chaos ensues.
> > 
> > You'll have to provide more useful information than 'screwed up' and
> > 'general choas' if we're to properly dianose this. A screenshot of what
> > is wrong if there's a graphics rendering problem would be a start.
> > 
> > Also, what GTK-VNC version do you have ?  Make sure it is at least
> > 0.3.8, so that it is using Cairo for rendering, and not old buggy
> > OpenGL based GtkGLExt.
> > 
> > Daniel
> 
> The problem is only in the net-next tree (not mainline 2.6.29-rcX).
> Bisected down to this commit is the problem:
> 
> a9d8f9110d7e953c2f2b521087a4179677843c2a is first bad commit
> commit a9d8f9110d7e953c2f2b521087a4179677843c2a
> Author: Evgeniy Polyakov <zbr@...emap.net>
> Date:   Mon Jan 19 16:46:02 2009 -0800

Any chance to get a bit more information about what this console does?
Like how it binds or get a strace?
Will you be able to run a debug patch which will dump lots of info into
the dmesg and slow things down a bit?

-- 
	Evgeniy Polyakov
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