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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 481F9C3F6B0 for ; Wed, 3 Aug 2022 12:02:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236398AbiHCMB6 (ORCPT ); Wed, 3 Aug 2022 08:01:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45078 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236032AbiHCMB5 (ORCPT ); Wed, 3 Aug 2022 08:01:57 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 7D2031A072 for ; Wed, 3 Aug 2022 05:01:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1659528114; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=FMDN7fOMV8Y6OoacuE2thTOHytfQ5CIZ31aPWlwXRno=; b=i0ls67FJ98OpFowEZYs51qJ0j2obSjellS/MMksRRAxUJ9DK2wJ9OobEaoOr+D23SYOolR ppYF9DUQgUT9IUz0wv39AVdKJ2+wZyBpqMKS/XujcqkzoVTZjWgaKnPJjIG2Gqe3nE3XyT v40Y7CuW14bBVkXxRaVYlROXdvxvfE0= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-607-_bYiyWcFPVeBfpOaFv7Wxw-1; Wed, 03 Aug 2022 08:01:49 -0400 X-MC-Unique: _bYiyWcFPVeBfpOaFv7Wxw-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1449B1019C93; Wed, 3 Aug 2022 12:01:49 +0000 (UTC) Received: from T590 (ovpn-8-26.pek2.redhat.com [10.72.8.26]) by smtp.corp.redhat.com (Postfix) with ESMTPS id CFD1AC28100; Wed, 3 Aug 2022 12:01:45 +0000 (UTC) Date: Wed, 3 Aug 2022 20:01:40 +0800 From: Ming Lei To: Ziyang Zhang Cc: io-uring@vger.kernel.org, linux-block@vger.kernel.org, Xiaoguang Wang , Jens Axboe Subject: Re: [bug report] ublk_drv: hang while removing ublk character device Message-ID: References: <99bc953a-22d4-2bb2-e2b9-f0a92e787c1b@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <99bc953a-22d4-2bb2-e2b9-f0a92e787c1b@linux.alibaba.com> X-Scanned-By: MIMEDefang 2.85 on 10.11.54.8 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hi Ziyang, On Wed, Aug 03, 2022 at 07:45:24PM +0800, Ziyang Zhang wrote: > Hi all, > > Now ublk_drv has been pushed into master branch and I am running tests on it. > With newest(master) kernel and newest(master) ublksrv[1], a test case(generic/001) of ublksrv failed(hanged): > Please see the fix: https://lore.kernel.org/io-uring/48b58f2b-014c-cbc6-36c3-29be42040fa0@gmail.com/T/#t Thanks, Ming