From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751607AbeD2CBW (ORCPT ); Sat, 28 Apr 2018 22:01:22 -0400 Received: from mga02.intel.com ([134.134.136.20]:14670 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751310AbeD2CBV (ORCPT ); Sat, 28 Apr 2018 22:01:21 -0400 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,341,1520924400"; d="scan'208";a="45375150" Date: Sun, 29 Apr 2018 10:01:17 +0800 From: Fengguang Wu To: Jens Axboe Cc: kernel test robot , Bart Van Assche , LKP , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org Subject: Re: ed74ae0342 ("blk-mq: Avoid that a completion can be ignored .."): BUG: kernel hang in test stage Message-ID: <20180429020117.jv2dmvsuetkfqn6l@wfg-t540p.sh.intel.com> References: <5adf9ada.EgNO094GdvSdHQ3v%lkp@intel.com> <07256b82-12b1-9ccf-c660-9dfbedfd3cac@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <07256b82-12b1-9ccf-c660-9dfbedfd3cac@kernel.dk> User-Agent: NeoMutt/20170609 (1.8.3) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jens, On Fri, Apr 27, 2018 at 06:52:58PM -0600, Jens Axboe wrote: >On 4/24/18 3:00 PM, kernel test robot wrote: >> Greetings, >> >> 0day kernel testing robot got the below dmesg and the first bad commit is >> >> https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-linus >> >> commit ed74ae03424684a6ad8a973c3fa727c6b4162432 >> Author: Bart Van Assche >> AuthorDate: Thu Apr 19 09:43:53 2018 -0700 >> Commit: Jens Axboe >> CommitDate: Thu Apr 19 14:21:47 2018 -0600 >> >> blk-mq: Avoid that a completion can be ignored for BLK_EH_RESET_TIMER >Any chance you can try with the newer version? > >https://github.com/bvanassche/linux/commit/4acd555fa13087 That works! Tested-by: Fengguang Wu