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Date: Fri, 6 Mar 2026 19:25:44 -0800
From: Jakub Kicinski <kuba@kernel.org>
To: Aleksei Oladko <aleksey.oladko@virtuozzo.com>
Cc: "David S . Miller" <davem@davemloft.net>, Eric Dumazet
 <edumazet@google.com>, Paolo Abeni <pabeni@redhat.com>, Simon Horman
 <horms@kernel.org>, Shuah Khan <shuah@kernel.org>, Aaron Conole
 <aconole@redhat.com>, Ilya Maximets <imaximet@redhat.com>, Eelco Chaudron
 <echaudro@redhat.com>, Stefano Brivio <sbrivio@redhat.com>,
 netdev@vger.kernel.org, linux-kselftest@vger.kernel.org,
 linux-kernel@vger.kernel.org, dev@openvswitch.org, Konstantin Khorenko
 <khorenko@virtuozzo.com>
Subject: Re: [PATCH net v3 3/6] selftests: net: run reuseport tests in netns
 to avoid port conflicts
Message-ID: <20260306192544.358b5cad@kernel.org>
In-Reply-To: <20260306000127.519064-4-aleksey.oladko@virtuozzo.com>
References: <20260306000127.519064-1-aleksey.oladko@virtuozzo.com>
	<20260306000127.519064-4-aleksey.oladko@virtuozzo.com>
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On Fri,  6 Mar 2026 00:01:24 +0000 Aleksei Oladko wrote:
> Some net kselftests use fixed ports which overlap with process-exporter
> service already running on the host. When such a conflict happens,
> the test fail with:
> 
>   failed to bind receive socket: Address already in use
> 
> Instead of changing port numbers, run the affected tests in isolated
> network namespace to avoid conflicts with running daemons.

Please change the tests accordingly instead of wrapping them all 
in a script. AFAIU it's a simple matter of adding unshare() calls?