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,URIBL_BLOCKED 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 A7EC0C433ED for ; Mon, 19 Apr 2021 22:40:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7C8A5611F2 for ; Mon, 19 Apr 2021 22:40:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230063AbhDSWkl (ORCPT ); Mon, 19 Apr 2021 18:40:41 -0400 Received: from mail.kernel.org ([198.145.29.99]:54176 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229718AbhDSWkj (ORCPT ); Mon, 19 Apr 2021 18:40:39 -0400 Received: by mail.kernel.org (Postfix) with ESMTPS id 9CF1A61363; Mon, 19 Apr 2021 22:40:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1618872009; bh=rA9pUrgSE7Q92UmHBzZYNdXXwJPa3DAZd1UGEqPwCA4=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=d9Kq2iR/vxFu5vqUptT9pvUy6vmyJtSPn09f6plun+PBx+8MATU3P1jM8+YzrUw3U C31hTjxTYbco2Cq30zi0R/yjwaBYbwhNOvntLvXNmO6LSPbpTjJeqJkWZ6DPOSha58 3NG2PKeHGQ/trSFTjjVpmraBHvoMwCDvCbITA51NM/MBdZQ3r6H+TAknDPidfj1D7H QEhTxLihCgqvJatYOKNcc0Py9Q1Ifsq4SA9Z5Nlol2qS6+zBXOv1VNvckA5yNDg/pT 9twdh3fnmn8ZBAU9/kPqGCMvUDx4Fg6eZe98EYZh5Xw/LGlAArg6rWbntJeI2PNdJ3 RgcTsIX2ZuySQ== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v4] net: sched: tapr: prevent cycle_time == 0 in parse_taprio_schedule From: patchwork-bot+netdevbpf@kernel.org Message-Id: <161887200958.19818.10568820283791492526.git-patchwork-notify@kernel.org> Date: Mon, 19 Apr 2021 22:40:09 +0000 References: <20210416233046.12399-1-ducheng2@gmail.com> In-Reply-To: <20210416233046.12399-1-ducheng2@gmail.com> To: Du Cheng Cc: jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us, netdev@vger.kernel.org, skhan@linuxfoundation.org, gregkh@linuxfoundation.org, eric.dumazet@gmail.com, syzbot+d50710fd0873a9c6b40c@syzkaller.appspotmail.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 Sat, 17 Apr 2021 07:30:46 +0800 you wrote: > There is a reproducible sequence from the userland that will trigger a WARN_ON() > condition in taprio_get_start_time, which causes kernel to panic if configured > as "panic_on_warn". Catch this condition in parse_taprio_schedule to > prevent this condition. > > Reported as bug on syzkaller: > https://syzkaller.appspot.com/bug?extid=d50710fd0873a9c6b40c > > [...] Here is the summary with links: - [v4] net: sched: tapr: prevent cycle_time == 0 in parse_taprio_schedule https://git.kernel.org/netdev/net/c/ed8157f1ebf1 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html