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=-0.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 988A5C4321A for ; Tue, 11 Jun 2019 00:03:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5E38D20896 for ; Tue, 11 Jun 2019 00:03:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390977AbfFKADC (ORCPT ); Mon, 10 Jun 2019 20:03:02 -0400 Received: from mail-it1-f200.google.com ([209.85.166.200]:58155 "EHLO mail-it1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2390762AbfFKADB (ORCPT ); Mon, 10 Jun 2019 20:03:01 -0400 Received: by mail-it1-f200.google.com with SMTP id s2so956476itl.7 for ; Mon, 10 Jun 2019 17:03:01 -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=BGU/uwJcReQCv6nn+WhFGIGHksEiczAeWFNDRC68WZQ=; b=SViGZ65cc60/MjNR85cHxQZHfOhCKMkxxpoUWfsJMqIzLcJEa8MXkQsf7z9xA5c0nH f6B+Gxq75LBgzZM1blf5fvGtQbgTcrUWmaiQ9W0+CJZtnfHIWzDemdAYqTBhnmY6PfzT 8c2zNmHj23KN0AS7WYW618ACCMEp61F0blIn/hEQazjEGKyRTsDivFyli95+rPsbzMHP CFK3zMJD2iAQYPuXGkAxU1lhYyOL9+azH+rwGNXNzYi1ENDAhAnLZxL/tI+p1ZsiwXdb HE/m2iYRIMmbi+aqqmp5zGsA2NSKqcO4fY1rbaHK2HaqLHtzWSwxn6FCIAouDtfZ9WfQ 91ww== X-Gm-Message-State: APjAAAVXcELnbXU8l4NTeJFFUmTUSsvRyYpTprzKMFTEkVvn/7tEg4bU qN5SN9c7htSn5tblWyT1YCKAB/2KuMRIgtVxxJKDmiiKrpaQ X-Google-Smtp-Source: APXvYqzx9rj11bcg+7STaXdm9KktQ2r9Jg6Sj2EJYOft/TSvFh3KUQmHtzKOUCqSnnwXsGCuuE5sSmY8xInECwTtYZlI3FkBzuRU MIME-Version: 1.0 X-Received: by 2002:a24:f6cb:: with SMTP id u194mr4207390ith.160.1560211381250; Mon, 10 Jun 2019 17:03:01 -0700 (PDT) Date: Mon, 10 Jun 2019 17:03:01 -0700 In-Reply-To: <0000000000002f9ef4058848f26d@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000277785058b0105df@google.com> Subject: Re: KASAN: use-after-free Read in kfree_skb (3) From: syzbot To: johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, syzkaller-bugs@googlegroups.com, thierry.reding@gmail.com 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 has bisected this bug to: commit 5ec8c48a6235175f7ff59ed1acbe91d4d0398026 Author: Thierry Reding Date: Thu Jul 6 15:16:47 2017 +0000 Merge branch 'for-4.13/drivers' into for-next bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14ef22daa00000 start commit: d1fdb6d8 Linux 5.2-rc4 git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=16ef22daa00000 console output: https://syzkaller.appspot.com/x/log.txt?x=12ef22daa00000 kernel config: https://syzkaller.appspot.com/x/.config?x=fa9f7e1b6a8bb586 dashboard link: https://syzkaller.appspot.com/bug?extid=dcb1305dd05699c40640 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13c787f2a00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10e32801a00000 Reported-by: syzbot+dcb1305dd05699c40640@syzkaller.appspotmail.com Fixes: 5ec8c48a6235 ("Merge branch 'for-4.13/drivers' into for-next") For information about bisection process see: https://goo.gl/tpsmEJ#bisection