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From: Dave Jones <davej@redhat.com>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Yuchung Cheng <ycheng@google.com>, Julian Anastasov <ja@ssi.bg>,
	netdev@vger.kernel.org
Subject: Re: kernel BUG at kernel/timer.c:748!
Date: Mon, 24 Sep 2012 14:11:52 -0400	[thread overview]
Message-ID: <20120924181152.GA31183@redhat.com> (raw)
In-Reply-To: <1348507878.26828.1271.camel@edumazet-glaptop>

On Mon, Sep 24, 2012 at 07:31:18PM +0200, Eric Dumazet wrote:
 > On Mon, 2012-09-24 at 13:11 -0400, Dave Jones wrote:
 > 
 > > Great, I'll give this a shot.
 > > 
 > > Any idea why this only just started triggering ?
 > > (Ie, do we need this for stable too?)
 > 
 > Seems this is a very old bug.

Indeed. As far as I can tell, this goes back to 2.1.8,
back in November 1996.

 > I guess your trinity tool gets better ?

Possible. Or it may be that it was finding other bugs first
that are now fixed, that prevented us getting far enough along
to try this.

 > I used following program to trigger the bug :

I'm sure reproducers like that will be appreciated by anyone
running QA tests on older kernels.

tangent: Is there any kind of networking correctness suite
other than fuzz testers like isic etc ? 

thanks,

	Dave

  reply	other threads:[~2012-09-24 18:12 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-05  4:35 kernel BUG at kernel/timer.c:748! Dave Jones
2012-09-05 16:04 ` Lin Ming
2012-09-05 16:37   ` Yuchung Cheng
2012-09-05 17:08     ` Dave Jones
2012-09-05 21:18   ` Jerry Chu
2012-09-05 20:48 ` Julian Anastasov
2012-09-14 21:29   ` Dave Jones
2012-09-15 18:16     ` Yuchung Cheng
2012-09-19 21:10       ` Dave Jones
2012-09-19 22:01         ` Eric Dumazet
2012-09-20  2:02           ` Dave Jones
2012-09-24 15:39             ` Dave Jones
2012-09-24 16:34               ` Eric Dumazet
2012-09-24 17:00                 ` Eric Dumazet
2012-09-24 17:11                   ` Dave Jones
2012-09-24 17:31                     ` Eric Dumazet
2012-09-24 18:11                       ` Dave Jones [this message]
2012-09-24 20:53                         ` David Miller
2012-09-24 20:53                   ` David Miller
2012-09-24 21:01                     ` Eric Dumazet

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