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=-10.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,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 D599AC433E1 for ; Tue, 25 Aug 2020 07:10:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A3BE9207FB for ; Tue, 25 Aug 2020 07:10:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598339455; bh=dQMacCg8yIXojo4mdVO7miSHLYj4KBh3hibTEc08+zo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=QlzO0uVyfL9qFHT02Xz8iM8aPF5ASSw8RY6mkfOCMLgQUh6tox2w7eNz1THPNDu+1 u4bzAuHIrIaIMNXDKQ1MjY+mvNcd+apRpdAYg0u2/77HtPtLtRL0Ba2jc7pMtXPd7R bYJkh2Il8M0xMNMvpjGVH1CFdbjkjDlgLULfOoxk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729414AbgHYHKy (ORCPT ); Tue, 25 Aug 2020 03:10:54 -0400 Received: from mail-lj1-f196.google.com ([209.85.208.196]:33935 "EHLO mail-lj1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729245AbgHYHKr (ORCPT ); Tue, 25 Aug 2020 03:10:47 -0400 Received: by mail-lj1-f196.google.com with SMTP id y2so12585391ljc.1 for ; Tue, 25 Aug 2020 00:10:45 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=13DBrasR/HMQi1VXerJktw4SUoBsPx8Gxf47XLucXZ4=; b=dW/8Pz7tUd8DrqORGgE2x9FbxD1RDu2sCCv1ld4lTq3LG6iluANURAKRU2juDsMvJr CH8BxyVS3ChXsseYeVhgqaUwMsz1hte/3YT9c8faru8Pe5bULNz/L2+Knp6pIatx6bF2 V6YZeLuVXw46M4tggEvtqV1H5N5GSqRvn4+I4tTAXY+FiPMxAOMki+U0H2D6Sulz4dNJ TLkuczpR1Ea47KGdSWxdJJG6nOXd5MaEZcuj8GkOgcgIyMt1ChOzZ0FlZQuebhlQ0x2y OQSm8EK+rf9WpyZBb0a+0DjRA/qQVPyZDv9U96O7K6WW7cNb3oaGUBrJGCxIMnWQZogI 8KPQ== X-Gm-Message-State: AOAM5308OackkhBJIy6vk3k4rIiU1TKFW3yoMtTg1P3/AF+hMC1qujfC V+Ry+lCjRhJXDkpw7kkEdCA= X-Google-Smtp-Source: ABdhPJwpW3nVy8rSZ/XTgJxeNKkUfHuYSSISVfNtwMCNetYiPHb45HHVTGFmuR7pyI19V5IpOEJ92Q== X-Received: by 2002:a2e:3609:: with SMTP id d9mr3873846lja.17.1598339444993; Tue, 25 Aug 2020 00:10:44 -0700 (PDT) Received: from xi.terra (c-beaee455.07-184-6d6c6d4.bbcust.telenor.se. [85.228.174.190]) by smtp.gmail.com with ESMTPSA id h7sm2636230ljc.75.2020.08.25.00.10.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Aug 2020 00:10:44 -0700 (PDT) Received: from johan by xi.terra with local (Exim 4.93.0.4) (envelope-from ) id 1kAT6R-00032T-Bv; Tue, 25 Aug 2020 09:10:43 +0200 Date: Tue, 25 Aug 2020 09:10:43 +0200 From: Johan Hovold To: "Xia, Hui" Cc: Johan Hovold , lkp , Greg Kroah-Hartman , "kbuild-all@lists.01.org" , "linux-kernel@vger.kernel.org" Subject: Re: [kbuild-all] Re: drivers/greybus/es2.c:439 message_send() error: double unlocked 'es2->cport_out_urb_lock' (orig line 417) Message-ID: <20200825071043.GJ21288@localhost> References: <202008140324.LLig4g2M%lkp@intel.com> <20200824095342.GF21288@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 25, 2020 at 02:37:04AM +0000, Xia, Hui wrote: > >-----Original Message----- > >From: Johan Hovold > >Sent: 2020年8月24日 17:54 > >To: kernel test robot > >Cc: Greg Kroah-Hartman ; kbuild-all@lists.01.org; > >linux-kernel@vger.kernel.org > >Subject: [kbuild-all] Re: drivers/greybus/es2.c:439 message_send() error: double > >unlocked 'es2->cport_out_urb_lock' (orig line 417) > > > >On Fri, Aug 14, 2020 at 03:26:27AM +0800, kernel test robot wrote: > >> Hi Greg, > >> > >> First bad commit (maybe != root cause): > >> > >> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > >> head: dc06fe51d26efc100ac74121607c01a454867c91 > >> commit: b81beec9cb2d586412c7166c893894930f19965e staging: greybus: > >move es2 to drivers/greybus/ > >> date: 12 months ago > >> config: x86_64-randconfig-m001-20200813 (attached as .config) > >> compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 > >> > >> If you fix the issue, kindly add following tag as appropriate > >> Reported-by: kernel test robot > >> > >> New smatch warnings: > >> drivers/greybus/es2.c:439 message_send() error: double unlocked > >> 'es2->cport_out_urb_lock' (orig line 417) > >> drivers/greybus/es2.c:879 cport_out_callback() error: double unlocked > >> 'es2->cport_out_urb_lock' (orig line 871) > >> drivers/greybus/es2.c:1018 arpc_sync() error: double unlocked > >> 'es2->arpc_lock' (orig line 992) > >> > >> Old smatch warnings: > >> drivers/greybus/es2.c:441 message_send() error: double unlocked > >> 'es2->cport_out_urb_lock' (orig line 439) > > > >None of these warnings make any sense. Is the robot drunk? > It is a false positive. Please kindly ignore. > There was a bug in robot that sent unconfident reports out directly > and has been fixed. Sorry for inconvenient. Ok, thanks for confirming. Johan