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=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_MED 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 900C4C5CFC0 for ; Sat, 16 Jun 2018 14:46:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42D8820862 for ; Sat, 16 Jun 2018 14:46:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="xQ5QinsZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 42D8820862 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.dk Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754199AbeFPOqm (ORCPT ); Sat, 16 Jun 2018 10:46:42 -0400 Received: from mail-io0-f175.google.com ([209.85.223.175]:33973 "EHLO mail-io0-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754037AbeFPOql (ORCPT ); Sat, 16 Jun 2018 10:46:41 -0400 Received: by mail-io0-f175.google.com with SMTP id e15-v6so13238829iog.1 for ; Sat, 16 Jun 2018 07:46:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=aMU/UBrrcZe+TttFzB2VZ7jhkYUoI1L21LcGWiyX0Dg=; b=xQ5QinsZ2o2BXevwPL3InkteRYpN37JwI2cTGwf0mTBsbyvgIJbql5psbAPAobYrf0 doYH3p1V51VdWtnM/SxpuKOpI1RAhEOYKxPddB+SjGSSt/6clsyPxLA0rDNYicUaQkdB cy/a661+SsiAFeFgp3cmNzfQ37XZ5Fd0eayJ6/QzduY6gzDgD0ZPv2MgqtRCdYDvQ+vq GpJu3iyaEscu/kvr4/SEpkm5vfgPGJ98/QxAGstCCwqpbI53LfRXAmyQyHN9JKYHLOTt 0PdCP7JYrXT6pojiWCxTTvPdRhPMat1/S2tmKj0rXZ1+cARpKdRL/CTJhMcxVNXqUCA7 ZQXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=aMU/UBrrcZe+TttFzB2VZ7jhkYUoI1L21LcGWiyX0Dg=; b=CwxTxiMIMe/jrB9E4TjFoW9kxYPs9HkVrplKNnJSMIJBUB3ScyAmEkLQaDHzkHW8H1 JKaAe1RRUz9Dxeg4v/ML+Kj9JkRxlu8mL4nt3qmWk4QzLYAvOwJU/Mt5oKQ790W+6yhm iawtbi+8Q4mR7gtUfDJVya8z7zcOkK6gXu0ncTQAjXVS97KHmHiu/vebYsc6JMj+ycQd Q3Q3ZB4og4s3l3bOuBs2CzWdewSUuMaKD7nUb4ZR8VopjxsBgdYGM9SYB8iP2oc5KyrZ N2BZNxDHO9aDcwXlcYlAK6rG4DO2wr24PoNPUA44GpjB/5Z1QVB2ykWfY+/YToHqm04s JKhw== X-Gm-Message-State: APt69E0oIGTn8J24mVsMptR291r4Uv6Ibh4yxGWJBbUQW9V1THhwnyFS Ofelrs5rFmRt/1o1J1rKkvBWMY1DOU0= X-Google-Smtp-Source: ADUXVKLzI99iSivg6hBbJItWBgVLIzE+39P2MLC1HTSVsDqmOuxwoFL2RjkDC7uWNhxbJC43uFzerw== X-Received: by 2002:a6b:ea09:: with SMTP id m9-v6mr5142607ioc.121.1529160400309; Sat, 16 Jun 2018 07:46:40 -0700 (PDT) Received: from [192.168.1.212] (107.191.0.158.static.utbb.net. [107.191.0.158]) by smtp.gmail.com with ESMTPSA id m76-v6sm4607572ioi.68.2018.06.16.07.46.37 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 16 Jun 2018 07:46:38 -0700 (PDT) Subject: Re: list_add double add in blk_mq_check_expired() To: Borislav Petkov , linux-block@vger.kernel.org Cc: lkml References: <20180616103605.GA28657@zn.tnic> From: Jens Axboe Message-ID: <78f4ff73-3b5a-1e1b-2996-b2b16437247c@kernel.dk> Date: Sat, 16 Jun 2018 08:46:37 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <20180616103605.GA28657@zn.tnic> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/16/18 4:36 AM, Borislav Petkov wrote: > Hi, > > just triggered the below in a qemu guest, kernel is Linus' master from > yesterday + tip/master. It doesn't fire reliably so it could be some > transient thing of the merge window: Should be fixed in my for-linus branch, it'll go out today. -- Jens Axboe