linux-kernel - Re: WARNING at tty_buffer.c:428 process_one

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Message-Id: <20130301.171008.1027312383466468118.davem@davemloft.net>
Date:	Fri, 01 Mar 2013 17:10:08 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	gregkh@...uxfoundation.org
Cc:	linux-kernel@...r.kernel.org, jslaby@...e.cz
Subject: Re: WARNING at tty_buffer.c:428 process_one_work()

From: Greg KH <gregkh@...uxfoundation.org>
Date: Fri, 1 Mar 2013 13:56:09 -0800

> On Fri, Mar 01, 2013 at 04:47:11PM -0500, David Miller wrote:
>> 
>> I'm getting these non-stop right when the hypervisor console registers
>> on sparc64, and the machine won't boot up properly.  This is with
>> Linus's current tree.
>> 
>> [511865.556835] console [ttyHV0] enabled
>> [511865.564555] ------------[ cut here ]------------
>> [511865.612410] WARNING: at drivers/tty/tty_buffer.c:428 process_one_work+0x164/0x420()
>> [511865.627846] tty is NULL
> 
> Sorry about this, I have a patch, from Jiri, to get to Linus after
> 3.9-rc1 to remove the warning.  It's safe to ignore.  Maybe I should
> just push it today, I wasn't aware that it was being hit so easily.

Ok, next I'm hitting some regression in Al Viro's signal changes when userland
starts up. :-)
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