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=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,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 AAACCC10F25 for ; Wed, 11 Mar 2020 04:56:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8CE0B2146E for ; Wed, 11 Mar 2020 04:56:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726672AbgCKE4D (ORCPT ); Wed, 11 Mar 2020 00:56:03 -0400 Received: from mail-io1-f71.google.com ([209.85.166.71]:36694 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725813AbgCKE4D (ORCPT ); Wed, 11 Mar 2020 00:56:03 -0400 Received: by mail-io1-f71.google.com with SMTP id s66so660208iod.3 for ; Tue, 10 Mar 2020 21:56:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=PTAmheRb83mqmqcQhDPjsi3Wza5HOxd3cp66btvqBKk=; b=LMSZ4B3iP0ZTv/mAlRSgwWwm3b/y5Kh+7MHGoNRKXC1RzF/aVeC9mLawe3uHbOGH37 8wrwKkNcwUdpcd1zAhQt2mlmsvaNHwR72/+0TnHB+3/IvtlEg7VejsOAg9EqOapYOU4r +cg9hG35SpzdDrHT9Afbu5qGn1GO6AYnDNSp28fsy3NHQseGCqFDU/Z+dimbvz1D0q4W 736fZlzNCgJg6B5byh2ysZ4Q276mGBqev+jSwXGeIxp1u78Ll1fMIvXeumQkbk1Jib5L uCK8oUaLGtVhyKuU0CDIwUGlihaj2lJ8KxQVPHL7X0Jmo9RYmDjIYYTM8FcQ8mdiVK04 6WnQ== X-Gm-Message-State: ANhLgQ3BMTRohBTfD8YDqdnPW29ErNSnEG3jhMXtUq8qdSedkcJJNAFI s7/Oz/6h380yQNR71zEmtmSjWy5P2/2RkHhx8dhhIB1+nxtq X-Google-Smtp-Source: ADFU+vthrNPKofNyk0KpJ1HImRdkg+YaS9tEx7+ZHPT032pNO/bgZc3l3bt7nz1NMcRU810us7EbYn2aqUapzEc63cfz0gzFeD1t MIME-Version: 1.0 X-Received: by 2002:a92:c802:: with SMTP id v2mr218215iln.277.1583902562672; Tue, 10 Mar 2020 21:56:02 -0700 (PDT) Date: Tue, 10 Mar 2020 21:56:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009b65a605a08d0da7@google.com> Subject: Re: KASAN: slab-out-of-bounds Write in tcindex_set_parms From: syzbot To: davem@davemloft.net, jhs@mojatatu.com, jiri@resnulli.us, kuba@kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, xiyou.wangcong@gmail.com Content-Type: text/plain; charset="UTF-8" Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+c72da7b9ed57cde6fca2@syzkaller.appspotmail.com Tested on: commit: 2c19e526 net_sched: hold rtnl lock for tcindex_partial_des.. git tree: https://github.com/congwang/linux.git tcindex kernel config: https://syzkaller.appspot.com/x/.config?x=bcbe864577669742 dashboard link: https://syzkaller.appspot.com/bug?extid=c72da7b9ed57cde6fca2 compiler: gcc (GCC) 9.0.0 20181231 (experimental) Note: testing is done by a robot and is best-effort only.