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From: Alan Cox <alan@linux.intel.com>
To: Ian Abbott <abbotti@mev.co.uk>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
	Ian Abbott <ian.abbott@mev.co.uk>,
	lkml <linux-kernel@vger.kernel.org>,
	Greg KH <gregkh@linuxfoundation.org>
Subject: Re: Oops after merge of tty-next
Date: Tue, 24 Jul 2012 10:58:22 +0100	[thread overview]
Message-ID: <20120724105822.22b90e94@bob.linux.org.uk> (raw)
In-Reply-To: <500D64D7.3060902@mev.co.uk>

> Sorry for the late reply.  I'm using Gentoo Linux built from source
> for ~amd64 (unstable).

Thanks

> The crashes all seem to be while the devfs process is running.  One 
> thing strange I noticed is that I'm using Gentoo's "OpenRC" boot
> system, but the crashes only occur when it is configured to start
> services in parallel (rc_parallel="YES" in /etc/rc.conf).

I've not managed to duplicate this yet but I suspect there is a
locking bug in one of the paths where devfs is opening the tty
multiple times in parallel.

I may have to try building a stress tester for that.

Alan
 


  reply	other threads:[~2012-07-24  9:41 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-20 22:07 Oops after merge of tty-next Ian Abbott
2012-07-21 22:41 ` Alan Cox
2012-07-23 14:51   ` Ian Abbott
2012-07-24  9:58     ` Alan Cox [this message]
2012-07-24 22:05     ` Alan Cox
2012-07-27  7:16       ` Thierry Reding

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