linux-kernel - Re: [Bug 220774] New: netem is broken in 6.18

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Message-ID: <20251124191625.74569868@kernel.org>
Date: Mon, 24 Nov 2025 19:16:25 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Cong Wang <xiyou.wangcong@...il.com>
Cc: Stephen Hemminger <stephen@...workplumber.org>, Jamal Hadi Salim
 <jhs@...atatu.com>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
 will@...lsroot.io, jschung2@...ton.me, savy@...t3mfailure.io
Subject: Re: [Bug 220774] New: netem is broken in 6.18

On Sat, 22 Nov 2025 10:14:50 -0800 Cong Wang wrote:
> > I guess we forgot about mq.. IIRC mq doesn't come into play in
> > duplication, we should be able to just adjust the check to allow   
> 
> This is not true, I warned you and Jamal with precisely the mq+netem
> combination before applying the patch, both of you chose to ignore.

I'm curious why we did.. Link?