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From: Oleksandr Natalenko <oleksandr@natalenko.name>
To: Neal Cardwell <ncardwell@google.com>
Cc: Yuchung Cheng <ycheng@google.com>,
	netdev <netdev@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Patrick McHardy <kaber@trash.net>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	James Morris <jmorris@namei.org>,
	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	"David S. Miller" <davem@davemloft.net>
Subject: Re: [REGRESSION] tcp/ipv4: kernel panic because of (possible) division by zero
Date: Sun, 10 Jan 2016 16:57:00 +0200	[thread overview]
Message-ID: <1562805.Wa36G0OKaZ@spock> (raw)
In-Reply-To: <CADVnQy=S62KoQL7thY73Kb=1Qd60drvOHJhE8UwH9qzPFOadEg@mail.gmail.com>

I use YeAH. But YeAH code wasn't touched between 4.2 and 4.3.

On неділя, 10 січня 2016 р. 09:48:20 EET Neal Cardwell wrote:
> On Sun, Jan 10, 2016 at 5:23 AM, Oleksandr Natalenko
> 
> <oleksandr@natalenko.name> wrote:
> > With the patch queued for upstream and ECN enabled I get WARN_ON_ONCE()
> > triggered. Here is the stacktrace:
> > 
> > https://gist.github.com/89203e77bfcb051f269a
> > 
> > It seems that tp->prior_cwnd is zero.
> 
> Hmm. Interesting. Can you please confirm that you are using the cubic
> congestion control module?
> 
> thanks,
> neal

  parent reply	other threads:[~2016-01-10 14:57 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-21 20:25 [REGRESSION] tcp/ipv4: kernel panic because of (possible) division by zero Oleksandr Natalenko
2015-12-22  2:10 ` Yuchung Cheng
2015-12-22 20:13   ` Oleksandr Natalenko
2016-01-06 16:50   ` Oleksandr Natalenko
2016-01-06 18:19     ` Yuchung Cheng
2016-01-06 18:43       ` Yuchung Cheng
2016-01-06 18:49         ` Oleksandr Natalenko
2016-01-09 17:34         ` Oleksandr Natalenko
2016-01-10 10:23         ` Oleksandr Natalenko
2016-01-10 14:48           ` Neal Cardwell
2016-01-10 14:54             ` Neal Cardwell
2016-01-10 14:57               ` Oleksandr Natalenko
2016-01-10 14:57             ` Oleksandr Natalenko [this message]
2016-01-10 17:29               ` Neal Cardwell
2016-01-10 17:50                 ` Oleksandr Natalenko
2016-01-10 18:00                   ` Neal Cardwell
2016-01-10 21:56                 ` Oleksandr Natalenko
2016-01-11 18:47                   ` Neal Cardwell
2016-01-11 23:26                     ` Oleksandr Natalenko

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