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 BE14DC5DF60 for ; Thu, 7 Nov 2019 13:43:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 90355218AE for ; Thu, 7 Nov 2019 13:43:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389480AbfKGNnL (ORCPT ); Thu, 7 Nov 2019 08:43:11 -0500 Received: from mail-il1-f198.google.com ([209.85.166.198]:51692 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389049AbfKGNmI (ORCPT ); Thu, 7 Nov 2019 08:42:08 -0500 Received: by mail-il1-f198.google.com with SMTP id x2so2614480ilk.18 for ; Thu, 07 Nov 2019 05:42:07 -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=faF2E7beRwWoi3uIIILRzqXOv61MWqBCOVzVfmKvnUo=; b=QIIvoz/tS2tbWOaB4FAFAn7GeUAV97y9OpaY21NLXP5iFP9x3O679IkK/J3OS1S4TU dyyuREjvGGvigdlCQhfF6VWNG16j34b+O7FneeZTgkBkBFj7K2A/+dnxL8vA7jeQQAhX qyKmrr06uXRkyPSQIGNcZ78ujzS1zC5RNH7LvqxriAuzpXldQAK8PE4LVvb66XvlKG9K 3BJcpoDEhqFgOGOFFkLH6llyUXO8OfhpPUi8SGXW9MkvTauw9Lbz5RH+gAxOagS7+5IS XA8pxytrcHTzz1PSgWvqOhBmscqT/SEkgRj7Fy6mEuzjTTmVDKULCbepXPxT03F8BuyM CM5Q== X-Gm-Message-State: APjAAAXF8AY+jiimAQ2Z8HcuyOMV59A5muiH6c37w2bKV9LARV6ivVtq YLQQuWcHWQrzbppbOVZ+bV2eslQ+hB+CS+fSSCNCs0ZPLCYp X-Google-Smtp-Source: APXvYqzVYKWM2YDzF62mA7+9NC0nUV+ZtoPDNThvpzi9h0wK92j8hN87irxPomSaO4dsmofOF+c0rPnm4WVvuK8z7Omam0qTsX8s MIME-Version: 1.0 X-Received: by 2002:a5e:d716:: with SMTP id v22mr3377836iom.152.1573134127190; Thu, 07 Nov 2019 05:42:07 -0800 (PST) Date: Thu, 07 Nov 2019 05:42:07 -0800 In-Reply-To: <00000000000014008b057a598671@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d5dacd0596c1d41e@google.com> Subject: Re: general protection fault in vb2_mmap From: syzbot To: hansverk@cisco.com, hverkuil@xs4all.nl, kyungmin.park@samsung.com, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, m.szyprowski@samsung.com, mchehab+samsung@kernel.org, mchehab@kernel.org, pawel@osciak.com, syzkaller-bugs@googlegroups.com, tfiga@chromium.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this bug was fixed by commit: commit cd26d1c4d1bc947b56ae404998ae2276df7b39b7 Author: Hans Verkuil Date: Tue Nov 13 14:06:46 2018 +0000 media: vb2: vb2_mmap: move lock up bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=101a70e2600000 start commit: e12e00e3 Merge tag 'kbuild-fixes-v4.20' of git://git.kerne.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=8f215f21f041a0d7 dashboard link: https://syzkaller.appspot.com/bug?extid=52e5bf0ebfa66092937a syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14c61b0b400000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=109d545d400000 If the result looks correct, please mark the bug fixed by replying with: #syz fix: media: vb2: vb2_mmap: move lock up For information about bisection process see: https://goo.gl/tpsmEJ#bisection