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Sat, 22 Jul 2023 23:36:00 -0700 (PDT) Received: from [192.168.0.110] ([77.126.88.184]) by smtp.gmail.com with ESMTPSA id l8-20020a7bc448000000b003fb40ec9475sm6963768wmi.11.2023.07.22.23.35.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 22 Jul 2023 23:36:00 -0700 (PDT) Message-ID: Date: Sun, 23 Jul 2023 09:35:56 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: [PATCH net-next v10 08/16] tls: Inline do_tcp_sendpages() Content-Language: en-US To: Jakub Kicinski , David Howells Cc: netdev@vger.kernel.org, "David S. Miller" , Eric Dumazet , Paolo Abeni , Willem de Bruijn , David Ahern , Matthew Wilcox , Al Viro , Christoph Hellwig , Jens Axboe , Jeff Layton , Christian Brauner , Chuck Lever III , Linus Torvalds , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Boris Pismenny , John Fastabend , Gal Pressman , ranro@nvidia.com, samiram@nvidia.com, drort@nvidia.com, Tariq Toukan References: <4c49176f-147a-4283-f1b1-32aac7b4b996@gmail.com> <20230522121125.2595254-1-dhowells@redhat.com> <20230522121125.2595254-9-dhowells@redhat.com> <2267272.1686150217@warthog.procyon.org.uk> <5a9d4ffb-a569-3f60-6ac8-070ab5e5f5ad@gmail.com> <776549.1687167344@warthog.procyon.org.uk> <7337a904-231d-201d-397a-7bbe7cae929f@gmail.com> <20230630102143.7deffc30@kernel.org> <20230705091914.5bee12f8@kernel.org> From: Tariq Toukan In-Reply-To: <20230705091914.5bee12f8@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: EC0FC14000B X-Stat-Signature: ary965a8itpgphduz3m6z5t3n3a8fyyb X-HE-Tag: 1690094162-403359 X-HE-Meta: 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 dsc6pBKO 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 05/07/2023 19:19, Jakub Kicinski wrote: > On Tue, 4 Jul 2023 23:06:02 +0300 Tariq Toukan wrote: >> Unfortunately, it still repros for us. >> >> We are collecting more info on how the repro is affected by the >> different parameters. > > Consider configuring kdump for your test env. Debugging is super easy > if one has the vmcore available. Hi Jakub, David, We repro the issue on the server side using this client command: $ wrk -b2.2.2.2 -t4 -c1000 -d5 --timeout 5s https://2.2.2.3:20443/256000b.img Port 20443 is configured with: ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256; sendfile off; Important: 1. Couldn't repro with files smaller than 40KB. 2. Couldn't repro with "sendfile on;" In addition, we collected the vmcore (forced by panic_on_warn), it can be downloaded from here: https://drive.google.com/file/d/1Fi2dzgq6k2hb2L_kwyntRjfLF6_RmbxB/view?usp=sharing Regards, Tariq