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Date: Tue, 9 Sep 2025 17:03:23 -0700
From: Jakub Kicinski <kuba@kernel.org>
To: David Ahern <dsahern@kernel.org>
Cc: davem@davemloft.net, netdev@vger.kernel.org, edumazet@google.com,
 pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org,
 shuah@kernel.org, linux-kselftest@vger.kernel.org
Subject: Re: [PATCH net-next v2] selftests: net: replace sleeps in
 fcnal-test with waits
Message-ID: <20250909170323.5b0dbcc0@kernel.org>
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	<20250909153346.4fa8c369@kernel.org>
	<263f7204-6f5b-4bbc-8c05-222cdb04fb15@kernel.org>
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On Tue, 9 Sep 2025 16:59:28 -0600 David Ahern wrote:
> > This makes some ping tests fail.
> > 
> > https://netdev-3.bots.linux.dev/vmksft-net/results/289602/129-fcnal-other-sh/stdout
> > https://netdev-3.bots.linux.dev/vmksft-net/results/289602/128-fcnal-ipv6-sh/stdout
> > 
> > I only tested with debug kernels, but the non-debug get upset.
> > I'll resend just the wait_local_port_listen changes. If the change
> > gets more complex it's probably good to separate them out in the first
> > place.  
> 
> That is surprising to me. I will take look tomorrow.

Thanks! FWIW I repro'd one with "pause on fail" enabled and trying 
to ping manually also wasn't working. Something odd.