netdev - Re: [PATCH net-next v10 08/16] tls: Inline do_tcp

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Date: Tue, 4 Jul 2023 23:06:02 +0300
From: Tariq Toukan <ttoukan.linux@...il.com>
To: Jakub Kicinski <kuba@...nel.org>, David Howells <dhowells@...hat.com>
Cc: netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
 Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
 Willem de Bruijn <willemdebruijn.kernel@...il.com>,
 David Ahern <dsahern@...nel.org>, Matthew Wilcox <willy@...radead.org>,
 Al Viro <viro@...iv.linux.org.uk>, Christoph Hellwig <hch@...radead.org>,
 Jens Axboe <axboe@...nel.dk>, Jeff Layton <jlayton@...nel.org>,
 Christian Brauner <brauner@...nel.org>,
 Chuck Lever III <chuck.lever@...cle.com>,
 Linus Torvalds <torvalds@...ux-foundation.org>,
 linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-mm@...ck.org, Boris Pismenny <borisp@...dia.com>,
 John Fastabend <john.fastabend@...il.com>, Gal Pressman <gal@...dia.com>,
 ranro@...dia.com, samiram@...dia.com, drort@...dia.com,
 Tariq Toukan <tariqt@...dia.com>
Subject: Re: [PATCH net-next v10 08/16] tls: Inline do_tcp_sendpages()

On 30/06/2023 20:21, Jakub Kicinski wrote:
> On Tue, 27 Jun 2023 19:49:22 +0300 Tariq Toukan wrote:
>> Unfortunately, it still happens:
>>
>> ------------[ cut here ]------------
>> WARNING: CPU: 2 PID: 93427 at net/core/skbuff.c:7013
> 
> I can't repro it on net-next with basic TLS 1.2 sendmsg/stream
> test + device offload, let us know if you still see it.

Hi,

Unfortunately, it still repros for us.

We are collecting more info on how the repro is affected by the 
different parameters.

Regards,
Tariq