linux-kernel - Re: warning messages for net/ipv4/tcp

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Date:   Sun, 23 Feb 2020 23:55:29 -0800
From:   Eric Dumazet <edumazet@...gle.com>
To:     Vieri Di Paola <vieridipaola@...il.com>
Cc:     Eric Dumazet <eric.dumazet@...il.com>,
        Neal Cardwell <ncardwell@...gle.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Netdev <netdev@...r.kernel.org>
Subject: Re: warning messages for net/ipv4/tcp_output.c

On Fri, Feb 21, 2020 at 2:11 PM Vieri Di Paola <vieridipaola@...il.com> wrote:
>
> On Wed, Feb 12, 2020 at 4:47 AM Eric Dumazet <eric.dumazet@...il.com> wrote:
> >
> > >> I get a lot of messages regarding net/ipv4/tcp_output.c in syslog.
>
> Hi,
>
> These warning messages were triggered by the Suricata IDS/IPS software
> when used in NFQUEUE "repeat mode".
> I've found a workaround, so I don't know if this issue needs to be addressed.
>

I would contact netfilter team ( netfilter-devel@...r.kernel.org )
since this looks like a netfilter issue.

Thanks.

> Regards,
>
> Vieri