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=-5.2 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 359D5C432BE for ; Thu, 5 Aug 2021 06:26:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1A8D6604DB for ; Thu, 5 Aug 2021 06:26:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236320AbhHEG0N (ORCPT ); Thu, 5 Aug 2021 02:26:13 -0400 Received: from [103.31.38.59] ([103.31.38.59]:52970 "EHLO gnuweeb.org" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S235809AbhHEG0M (ORCPT ); Thu, 5 Aug 2021 02:26:12 -0400 Received: from [10.7.7.2] (unknown [68.183.184.174]) by gnuweeb.org (Postfix) with ESMTPSA id EE8E2C2AC0; Thu, 5 Aug 2021 06:25:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=gnuweeb.org; s=default; t=1628144756; bh=4RbEhLDQkueWhK1hwmARWHUAZjpzNfcg7cI/uu/Aek0=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=SsJoZurqglLCtPovD1acJOZOdQTxzQCUWckiZmu6RRgrR01uERlWI8ofvoimlLfW9 cWMsDoCv4ONPaUw/0tO/WOixXUBXp7ya5wSaDs3svMtRmrHCLk5G5SEDQ8g4NMzbox BorRJROmJpc3nFd4AkovuT5nMJpBOD7ajgfpnhElzDTjpIW8CyOBbkdnzsLuibLeVM JSvZEGHHlGGP98bpqtzXveyxSMM0b4qyD+brmNy01lQar1rN7BI9ViNMFVUPJQ0s6y hNhGPSTMM7JQnFoxln3799BKHXTMiEDPUqVOIgZ6fJvQb0WulqaFXNUJJsre+SEYJu RLguw3hEZpUTA== Subject: Re: WARNING: possible circular locking dependency detected(hci_sock_dev_event+0x17d/0x1f0) To: Hillf Danton Cc: Lin Ma , Marcel Holtmann , Ammar Faizi , Linux Bluetooth , LKML References: <20210805020048.2509-1-hdanton@sina.com> From: Ammar Faizi Message-ID: Date: Thu, 5 Aug 2021 13:25:52 +0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <20210805020048.2509-1-hdanton@sina.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/5/21 9:00 AM, Hillf Danton wrote: > As to that UAF, feel free to let us know once you have a reproducer for it, > then fix to it can be prepared. > > Hillf Alright, I will try my best to at least understand the UAF issue first. Hi Lin, could you help me about the UAF? BTW Hillf, why can't I find our conversation on lore kernel. It seems we've messed up the thread. I don't have any idea why this conversation can't be found on there. -- Ammar