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Date: Sun, 12 Apr 2026 09:47:29 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: Willem de Bruijn <willemdebruijn.kernel@gmail.com>
Cc: Kuniyuki Iwashima <kuniyu@google.com>, "David S. Miller"
 <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, Paolo Abeni
 <pabeni@redhat.com>, Simon Horman <horms@kernel.org>, Willem de Bruijn
 <willemb@google.com>, Mahesh Bandewar <maheshb@google.com>, Kuniyuki
 Iwashima <kuni1840@gmail.com>, netdev@vger.kernel.org
Subject: Re: [PATCH v1 net-next] selftest: net: Use port outside of the
 default ip_local_ports in csum.c.
Message-ID: <20260412094729.334b8890@kernel.org>
In-Reply-To: <willemdebruijn.kernel.15ccd7e646278@gmail.com>
References: <20260410215420.1698033-1-kuniyu@google.com>
	<willemdebruijn.kernel.15ccd7e646278@gmail.com>
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On Sat, 11 Apr 2026 15:18:56 -0400 Willem de Bruijn wrote:
> > diff --git a/tools/testing/selftests/net/lib/csum.c b/tools/testing/selftests/net/lib/csum.c
> > index e28884ce3ab3..4e044689bc37 100644
> > --- a/tools/testing/selftests/net/lib/csum.c
> > +++ b/tools/testing/selftests/net/lib/csum.c
> > @@ -105,9 +105,9 @@ static char *cfg_mac_src;
> >  static int cfg_proto = IPPROTO_UDP;
> >  static int cfg_payload_char = 'a';
> >  static int cfg_payload_len = 100;
> > -static uint16_t cfg_port_dst = 34000;  
> 
> This is paired with wait_port_listen(3400, .. in
> tools/testing/selftests/drivers/net/hw/csum.py

FWIW I can confirm that this caused the HW testing in NIPA to fail
the csum test since Friday.