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=-0.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 AD02AC43381 for ; Thu, 21 Mar 2019 18:22:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8AE0E21874 for ; Thu, 21 Mar 2019 18:22:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728761AbfCUSWB (ORCPT ); Thu, 21 Mar 2019 14:22:01 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:33628 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728585AbfCUSWB (ORCPT ); Thu, 21 Mar 2019 14:22:01 -0400 Received: by mail-io1-f70.google.com with SMTP id n15so5822861ioc.0 for ; Thu, 21 Mar 2019 11:22:01 -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=fTLO6OcuHsHb44XDt78pjCY8tSBFpFvZ5qx5QixAZZI=; b=cgfY6ycZzlz+IkbPubCEngeUhiI+zaX3Fkhn+nyegbHJXmW0AJ6yEL0dzqvzLQx4+I RjMoxfYVEYnFSqG74zkglJP1VAyvlnei1LmDHIgz6juC4qJjbap7n9GQdODiUY7mkL8p OQq8F6v/XgccS+MU5j+A9gi3s3nPxPHUeqVehAZR47KlaEkjQisTmyngcMuKm+tGjVaa acOHzRIsFzZM5t5ZDliQDBggP6F2uSISm2iPIg33d7OkTMYnYkYI+8r5KW6KqOsfdEi4 ilj9W0ivhRbSmzJbm0XWoPUO1AWC3KyQEb+Mvmwv1pjyCebnAQRDFSM30w42GoSLyusm reag== X-Gm-Message-State: APjAAAWv1pUgToKULZ/Z/kvuVsXnUAsM/VM0wNwZs3NMKkyqYpUkYruD 1uqosxr7MWPZNqZZxGTI+p9Yx/rgmgv20S8lCq/CJ2/lgXA5 X-Google-Smtp-Source: APXvYqwfKfcWYoLC2muoC5HxT06a0Hqy417x+/kQ/NPZelbuME0SoyhSJaSJ/ffzRHwSnLs2YB1A8wU03lJGFeDGI4rovr1XO69C MIME-Version: 1.0 X-Received: by 2002:a5d:8358:: with SMTP id q24mr3698326ior.273.1553192520865; Thu, 21 Mar 2019 11:22:00 -0700 (PDT) Date: Thu, 21 Mar 2019 11:22:00 -0700 In-Reply-To: <00000000000017690505849d6b3c@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000795f1c05849ed02b@google.com> Subject: Re: BUG: unable to handle kernel NULL pointer dereference in hci_uart_set_flow_control From: syzbot To: gustavo@padovan.org, johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, loic.poulain@intel.com, marcel@holtmann.org, syzkaller-bugs@googlegroups.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 162f812f23bab583f5d514ca0e4df67797ac9cdf Author: Loic Poulain Date: Mon Sep 19 14:29:27 2016 +0000 Bluetooth: hci_uart: Add Marvell support bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=112f0a3b200000 start commit: 162f812f Bluetooth: hci_uart: Add Marvell support git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=132f0a3b200000 console output: https://syzkaller.appspot.com/x/log.txt?x=152f0a3b200000 kernel config: https://syzkaller.appspot.com/x/.config?x=9a31fb246de2a622 dashboard link: https://syzkaller.appspot.com/bug?extid=79337b501d6aa974d0f6 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15397fd7200000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=151e9e6d200000 Reported-by: syzbot+79337b501d6aa974d0f6@syzkaller.appspotmail.com Fixes: 162f812f23ba ("Bluetooth: hci_uart: Add Marvell support") For information about bisection process see: https://goo.gl/tpsmEJ#bisection