Messages in this thread | | | From | Oleksandr Natalenko <> | Subject | Re: [REGRESSION] tcp/ipv4: kernel panic because of (possible) division by zero | Date | Sun, 10 Jan 2016 16:57:40 +0200 |
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Yes, this is my next step. Then I'll try to move from YeAH.
On неділя, 10 січня 2016 р. 09:54:16 EET Neal Cardwell wrote: > On Sun, Jan 10, 2016 at 9:48 AM, Neal Cardwell <ncardwell@google.com> 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? > > Would you be able to do an experiment where you reboot, and then > disable ECN upon startup, and then see if the warning still shows up > without ECN? > > thanks, > neal
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