From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9AAB83A0B35 for ; Tue, 24 Feb 2026 14:59:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771945162; cv=none; b=hLTJFqF9pU8GFzmNzBg29R117mHWndD+zcViWj5fI7zNIdMMcMRrrbBmUtcBODVA31DvWQTIX3ChAL3B3j33RGWrSmi5FSnueC7tXKazwKHbpZAnw5rn7Gv99LeSrTX05uXYga3zNX6mC5aJ2CQryPWiuxpL7cx33/dTtgzTMcI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771945162; c=relaxed/simple; bh=3WJXgXBsi7ueacomYKE5ZbVkQ0IS6FrU+8srbKbqG6w=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=qXiqHcShB2LMnqhu4QvWn/DSgv7mYzLf5BM4Q99iN/fbdbXSioN4IMOunE+U/sNtiirc6KzOMNCsh8B4gii3mqpv/eKWaWf4YDrSGwCNykVJX7uMBFoMLL2J1CnJnECqLLOd0G7FKptBe7tD9E62absg3QjUrhtlOrUVfmSunuo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CB49gmgb; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="CB49gmgb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 525B4C116D0; Tue, 24 Feb 2026 14:59:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771945162; bh=3WJXgXBsi7ueacomYKE5ZbVkQ0IS6FrU+8srbKbqG6w=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=CB49gmgb6vDqQFI0DcOMUliy1pKnawWd9m2tX81Oa3PXO/2BKcpRb99ThWzKaa2N5 0B+spkV1uQMZHvpNEhWJ29IUxaVdrEclRCkfmfYSyuzanDjx6I0XzSP5kkTib989uC pCg8XwlWAGcWDsW6UKJJnnfAPt5ZAgc+l3ZMFqY83y0ypRgwZ5lHoDKqtKp45uvGv8 /QBq/FHoCZjgL9ppRV/Ewo+FcZQp/B7915xNy6NW3hi0jVNVeNeGP6CTX0jsDVIAE7 glQ+1fJ/D28jdTEhJ3rAlhJZGHQ5ixBe7cJwa7x41dLSQ+fVBNTamOwtq80SP3ujO5 f2K/DkdsLyiaQ== Date: Tue, 24 Feb 2026 06:59:21 -0800 From: Jakub Kicinski To: Florian Westphal Cc: Subject: Re: [PATCH net] selftests: netfilter: nft_queue.sh: increase udp_gro_ct subtest timeout Message-ID: <20260224065921.0d4f5cdc@kernel.org> In-Reply-To: <20260223190108.28139-1-fw@strlen.de> References: <20260223190108.28139-1-fw@strlen.de> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 23 Feb 2026 20:00:58 +0100 Florian Westphal wrote: > Jakub reports test flakes on debug kernels: > FAIL: test_udp_gro_ct: Expected software segmentation to occur, had 23 and 17 > > The nf_queue listener exits when it doesn't receive a new packet after > 2s, seems this is too low. Use a 5 second timeout instead, same as the > duration of the packet generation side. > > Fixes: 59ecffa3995e ("selftests: netfilter: nft_queue.sh: add udp fraglist gro test case") > Reported-by: Jakub Kicinski > Closes: https://lore.kernel.org/netdev/20260218184114.0b405b72@kernel.org/ > Signed-off-by: Florian Westphal > --- > Hello, unfortunately I can't repro the flakes here, but 2s is rather > short and a nf_queue listener that exits while packets are still queued > does explain the error message (more packets counted as incoming than > outgoing). Thanks for looking into it! Unfortunately we saw the problem again with this patch applied: https://netdev-ctrl.bots.linux.dev/logs/vmksft/nf-dbg/results/531881/3-nft-queue-sh/stdout Looks like it repros once every 25 runs for us: https://netdev.bots.linux.dev/contest.html?executor=vmksft-nf-dbg&test=nft-queue-sh