From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-11.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6E6AC4160E for ; Tue, 2 Mar 2021 08:40:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6DFDC64D9E for ; Tue, 2 Mar 2021 08:40:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1381698AbhCBIbn (ORCPT ); Tue, 2 Mar 2021 03:31:43 -0500 Received: from mail.kernel.org ([198.145.29.99]:36028 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234234AbhCAX4H (ORCPT ); Mon, 1 Mar 2021 18:56:07 -0500 Received: by mail.kernel.org (Postfix) with ESMTPS id CCF3660C3E; Mon, 1 Mar 2021 23:54:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1614642877; bh=TDVGPA4/VQlsBMM2ORdo3mXgZR1oJDxG3Rj2nuvGLiA=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=AeowQ4KGJvcBG+k0xMDH9cqU8oYpfpg05fnWcFQxvREQkEIK2A24aIF7sqYjf0BvI MK+KP4FNhyGoZkWoHf8MKGdaCM2eCThcAYS1Qpjutaq4dyn6qPcjuACgM0j9dVYvi3 vA0PTwPy17Ve0ZoMdthIdQyFP4Dyygw3DEkYUW+fliGzM4q4XkIYphuG2hYCuUQR+T pbuXBUUY5BIj2qTGfKFjNuEdfth3ceZUoXJ4XDlA1diF2FkDuBnIlSYm0VFp1Yy1zK Em6hGvlSN82GYyJbiSsgP7Yblg2U0GoNOhvPJ2aszMKWkUi3oQVIYGgu106muURAd+ 6qxdaABkZOKwg== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net] tcp: add sanity tests to TCP_QUEUE_SEQ From: patchwork-bot+netdevbpf@kernel.org Message-Id: <161464287777.7970.13569736904528253009.git-patchwork-notify@kernel.org> Date: Mon, 01 Mar 2021 23:54:37 +0000 References: <20210301182917.1844037-1-eric.dumazet@gmail.com> In-Reply-To: <20210301182917.1844037-1-eric.dumazet@gmail.com> To: Eric Dumazet Cc: davem@davemloft.net, kuba@kernel.org, netdev@vger.kernel.org, edumazet@google.com, xemul@parallels.com, ieatmuttonchuan@gmail.com Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello: This patch was applied to netdev/net.git (refs/heads/master): On Mon, 1 Mar 2021 10:29:17 -0800 you wrote: > From: Eric Dumazet > > Qingyu Li reported a syzkaller bug where the repro > changes RCV SEQ _after_ restoring data in the receive queue. > > mprotect(0x4aa000, 12288, PROT_READ) = 0 > mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 > mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 > mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 > socket(AF_INET6, SOCK_STREAM, IPPROTO_IP) = 3 > setsockopt(3, SOL_TCP, TCP_REPAIR, [1], 4) = 0 > connect(3, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = 0 > setsockopt(3, SOL_TCP, TCP_REPAIR_QUEUE, [1], 4) = 0 > sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="0x0000000000000003\0\0", iov_len=20}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 20 > setsockopt(3, SOL_TCP, TCP_REPAIR, [0], 4) = 0 > setsockopt(3, SOL_TCP, TCP_QUEUE_SEQ, [128], 4) = 0 > recvfrom(3, NULL, 20, 0, NULL, NULL) = -1 ECONNRESET (Connection reset by peer) > > [...] Here is the summary with links: - [net] tcp: add sanity tests to TCP_QUEUE_SEQ https://git.kernel.org/netdev/net/c/8811f4a9836e You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html