linux-kernel - Re: [Bug #13819] system freeze when switching to console

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Message-ID: <20090908102418.673504ae@jbarnes-g45>
Date:	Tue, 8 Sep 2009 10:24:18 -0700
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	"Eric Anholt" <eric@...olt.net>,
	"ling.ma@...el.com" <ling.ma@...el.com>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Reinette Chatre" <reinette.chatre@...el.com>
Subject: Re: [Bug #13819] system freeze when switching to console

On Sun,  6 Sep 2009 19:24:50 +0200 (CEST)
"Rafael J. Wysocki" <rjw@...k.pl> wrote:

> This message has been generated automatically as a part of a report
> of recent regressions.
> 
> The following bug entry is on the current list of known regressions
> from 2.6.30.  Please verify if it still should be listed and let me
> know (either way).
> 
> 
> Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=13819
> Subject		: system freeze when switching to console
> Submitter	: Reinette Chatre <reinette.chatre@...el.com>
> Date		: 2009-07-23 17:57 (46 days old)

So simply switching VTs causes this problem too?  Based on your initial
description it sounds like a panic (keyboard LEDs were flashing).  If
it happens at VT switch time you should be able to capture the panic
output with netconsole like Linus mentioned.

-- 
Jesse Barnes, Intel Open Source Technology Center
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