netdev - Re: 6.1: possible bug with netfilter conntrack?

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Date:   Fri, 13 Jan 2023 13:36:15 +0000
From:   "Russell King (Oracle)" <linux@...linux.org.uk>
To:     Florian Westphal <fw@...len.de>
Cc:     netdev@...r.kernel.org, netfilter-devel@...r.kernel.org,
        coreteam@...filter.org
Subject: Re: 6.1: possible bug with netfilter conntrack?

On Fri, Jan 13, 2023 at 01:56:29PM +0100, Florian Westphal wrote:
> Right, this is silly.  I'll see about this; the rst packet
> bypasses conntrack because nf_send_reset attaches the exising
> entry of the packet its replying to -- tcp conntrack gets skipped for
> the generated RST.
> 
> But this is also the case in 5.16, so no idea why this is surfacing now.

Maybe it's just down to a change in the traffic characteristics that
now makes it a problem, and it appearing after upgrading to 6.1 is
just coincidence?

-- 
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