From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-186.mta1.migadu.com (out-186.mta1.migadu.com [95.215.58.186]) (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 8ADFE347C7; Fri, 22 May 2026 02:15:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.186 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779416132; cv=none; b=u2gFA0KdsNSg6bloJ6ZwalaA+FCGm85kQaWVG3ZUl8oPRr8PlzqIt4mgX29w/lasSQGhK6RTVHgjtt0qM6+bs4gW6q9NuI/2JHsI/s5q9oaf3dYPWNYQshYITUCG5+pmW32JmFJZVY1KQPh2tEOlfzZ9tOTHH4d2eMBO4lCRi0Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779416132; c=relaxed/simple; bh=fVER6ZeXBuKT1ycM4JdAgghqvGVZ+f8q3woknWLvfMQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=FeSCDn5Rptj1+7oF5oneJrjZsC9y8nnZqwyFjLmg/LWKYf8tnMw/Ph81nBBwJBpLwA1q8KP42eqMHhlro3Ubcvxroyh91p/f/5OZQqh2+70FuYbuFKx6TpAw/ye3tdfb9ZvugRHVyUDgFlVt8kdu0zcJVldyADjS0eBil6UnUXs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=KsSDRojK; arc=none smtp.client-ip=95.215.58.186 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="KsSDRojK" Message-ID: <9ac27ab1-1891-4734-9029-156a64e24c03@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1779416128; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=fVER6ZeXBuKT1ycM4JdAgghqvGVZ+f8q3woknWLvfMQ=; b=KsSDRojKwiLs48+EBILo/SbPnmb9OxdTxgAFTBYwVePjqKvc1mSD84YPqqhgDfbhIlGfwm U4xHtoc1as21G5+9AB1O41hGCSHskiDmus1wb4eidePCNwpdr8ZqK5MJ8x1lhYfbcVaMPi 4L6PgBxx011XvvX094PNhL/JXM4t3v0= Date: Fri, 22 May 2026 10:15:00 +0800 Precedence: bulk X-Mailing-List: linux-ppp@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH net-next v2] selftests: net: add tests for PPPoL2TP To: Matthieu Baerts Cc: "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Shuah Khan , Felix Maurer , Sebastian Andrzej Siewior , Petr Machata , linux-kernel@vger.kernel.org, linux-ppp@vger.kernel.org, netdev@vger.kernel.org, linux-kselftest@vger.kernel.org References: <20260514015743.37869-1-qingfang.deng@linux.dev> <92da057f-7e97-405c-877f-ad6a64e3553e@kernel.org> <0e6fa578-15b2-43c5-b5f5-a6e0a34c103b@linux.dev> <357a49a0-0742-47a6-bba9-6c406dbd6888@kernel.org> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Qingfang Deng In-Reply-To: <357a49a0-0742-47a6-bba9-6c406dbd6888@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 2026/5/22 9:43, Matthieu Baerts wrote: > Hi Qingfang, > > On 21/05/2026 17:18, Qingfang Deng wrote: >> Looks like pppd exited unexpectedly, but I could not locally reproduce >> this issue. >> >> You can start a socat instance to listen on syslog (as done in pppoe.sh >> test) to see what's going on. > If it is already done in another test, and if this is not creating more > troubles, it might be more interesting if this debug mode is always > enabled. I would then recommend sending a patch doing that, than > applying temp modifications only in NIPA, with a risk of causing other > troubles. WDYT? Sure thing.