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=unavailable 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 CDD4FC43603 for ; Wed, 18 Dec 2019 03:11:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A758C21D7D for ; Wed, 18 Dec 2019 03:11:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726623AbfLRDLC (ORCPT ); Tue, 17 Dec 2019 22:11:02 -0500 Received: from mail-il1-f198.google.com ([209.85.166.198]:56358 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726512AbfLRDLC (ORCPT ); Tue, 17 Dec 2019 22:11:02 -0500 Received: by mail-il1-f198.google.com with SMTP id 12so612861iln.23 for ; Tue, 17 Dec 2019 19:11:02 -0800 (PST) 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=B/UHccQy2GUPLjKClLjPB9mKSYRSTTFVhiFG9ktmLyQ=; b=XHKwHwHi4hflBceENMro7OJykqZFqDWIeKGFDJ6kYhSpuWwEZQbUWcFoaMiTSeVL6U elsVu5NbR3DZawSsvu3q3CnSvOVRUqN0xGLXzelg9kP4cb8V4/f5xdts/55wbLrvPm6V r3y0Fv0NQwnQGYbHbR+jRE7QEFlM3iECwMY42ufpORs14Zd/Qpasn8ZDJfwytvfR8sU/ WG0F+WXXCmQPgxuy1lnleE2MQsSuWgEeVkE8/Kt90VS+60WTJb1RjbgARNf2h9Axc0O6 QOv9SmL+mkI7xXyELqmUZZiWJ4DBtpSsW4snSo11O4caCy1H1MKaqJUlJCeLJOPoog4Q Z7CA== X-Gm-Message-State: APjAAAXiAACdguy54OZyywLKFUAkDpjKM6EhYqS8OYrxXkpMXutUuPjQ A3qkhrMnxc3hXA2wv0uuN0MMIcqrOkZ4mkkf520m1R5tzkRG X-Google-Smtp-Source: APXvYqyMCK4p3QJRNreOaLBgYJejAM1cYoWdGoPJ26FTPuaQyelg3Sjap478JDrBsEezCSHSp7yUtmv244NHO0fzr3UX5/+ddebT MIME-Version: 1.0 X-Received: by 2002:a02:cdcb:: with SMTP id m11mr361306jap.125.1576638661887; Tue, 17 Dec 2019 19:11:01 -0800 (PST) Date: Tue, 17 Dec 2019 19:11:01 -0800 In-Reply-To: <000000000000b6b450059870d703@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000618d6a0599f1cb49@google.com> Subject: Re: KASAN: global-out-of-bounds Read in precalculate_color From: syzbot To: davem@davemloft.net, ericvh@gmail.com, hverkuil-cisco@xs4all.nl, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, lucho@ionkov.net, mchehab@kernel.org, netdev@vger.kernel.org, rminnich@sandia.gov, syzkaller-bugs@googlegroups.com, v9fs-developer@lists.sourceforge.net, viro@zeniv.linux.org.uk, vivek.kasireddy@intel.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org syzbot has bisected this bug to: commit 7594bf37ae9ffc434da425120c576909eb33b0bc Author: Al Viro Date: Mon Jul 17 02:53:08 2017 +0000 9p: untangle ->poll() mess bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15e323a6e00000 start commit: d7688697 Merge tag 'for-linus' of git://git.kernel.org/pub.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13e323a6e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=121b4285bac421fe dashboard link: https://syzkaller.appspot.com/bug?extid=02d9172bf4c43104cd70 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=119c517ae00000 Reported-by: syzbot+02d9172bf4c43104cd70@syzkaller.appspotmail.com Fixes: 7594bf37ae9f ("9p: untangle ->poll() mess") For information about bisection process see: https://goo.gl/tpsmEJ#bisection