linux-kernel - Re: BUG: scheduling while atomic

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Message-ID: <20090622105721.262179f9@lxorguk.ukuu.org.uk>
Date:	Mon, 22 Jun 2009 10:57:21 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Sergey Senozhatsky <sergey.senozhatsky@...l.by>
Cc:	Rabin Vincent <rabin@....in>, Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: BUG: scheduling while atomic

On Sat, 20 Jun 2009 21:54:52 +0300
Sergey Senozhatsky <sergey.senozhatsky@...l.by> wrote:

> On (06/20/09 23:13), Rabin Vincent wrote:
> > On Fri, Jun 19, 2009 at 09:15:29PM +0300, Sergey Senozhatsky wrote:
> > > Hello.
> > > I see lots of "BUG: scheduling while atomic" with current kernels (started with 2.6.30-git1, 2.6.30 is ok).
> > > For example (2.6.30-git14):
> > 
> > Looks like the net softirq (via ppp) ends up calling tty_throttle(), and
> > this causes problems because of the mutex_lock() added there by
> > 38db8979.  I've cc'd the tty maintainer.

Fix on its way upstream.
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