Subject: Re: [REGRESSION] Warning in tcp_fastretrans_alert() of net/ipv4/tcp_input.c

From: Oleksandr Natalenko <[email-masked]>
Date: Mon, 18 Sep 2017 20:04:00 +0200

On pondělí 18. září 2017 20:01:42 CEST Yuchung Cheng wrote:
> Yes since it is disabled in the upstream by default. Although you can
> experiment FACK enabled additionally.

OK.

> Do we know the crash you first experienced is tied to this issue?

No, unfortunately. I wasn't able to re-create it again, so lets focus on 
tcp_fastretrans_alert warning only.