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 0564CCDB474 for ; Tue, 17 Oct 2023 21:39:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232126AbjJQVjn (ORCPT ); Tue, 17 Oct 2023 17:39:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42132 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229459AbjJQVjm (ORCPT ); Tue, 17 Oct 2023 17:39:42 -0400 Received: from mail-ot1-x331.google.com (mail-ot1-x331.google.com [IPv6:2607:f8b0:4864:20::331]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A4F2AA4; Tue, 17 Oct 2023 14:39:40 -0700 (PDT) Received: by mail-ot1-x331.google.com with SMTP id 46e09a7af769-6c65d096c96so3215845a34.1; Tue, 17 Oct 2023 14:39:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1697578780; x=1698183580; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=n3xdp/ZSQK3Nv/gEEqmJto72JS6hZd7fcXkPOCgmNpc=; b=Ti1ulYFohFLcKc5Qc/pSb+N4eFc4WvmmsitZ0LsabviYRD0AtIaQhdTVOGqeh1qpIp sTY8dBStB4W29PMElJUQs+ZlwU3Uluyji1j5JwR9MvJzhlpfyz8RWHZb58sXsApTEHhs 4WKfJwhY4AuvtDLG29lrAcXlMh/XF8OfqUqUWLYGA8U8UwJNFTOOreU7w5GHd6bZb6J3 WetYGeEa2jOVSyzZhS2oXChAFas/OMo4b1wVnXmB+THTE0v6r7owDsEG8KnSpe1z8F7N uuS2/blptBICcvFzGhvhJCln4UpLNdj9+qOyIuF0CD4Gib9J6oGFAMrilrmP8xu8mufK SgNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697578780; x=1698183580; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=n3xdp/ZSQK3Nv/gEEqmJto72JS6hZd7fcXkPOCgmNpc=; b=Zk3UYOLmpJ4fDgPP2A4nuJ6MGPu3kGGY28T8PJJPWvCnDzJ3Yg9DglU/gQXHV1WfoB dtnlzYwwiKos/taOQ2Nz2Q2dTAxrE29AkwGZX5kvtrWt5DuBMEi4xTwSICx4eN9Ge2Cj DKaMLnizZeUA8kRu9OgV1qGryFa5h1PMzNVzwgzuqrXHfmeogaK+xxdPyWLbrvALioso a+TMSQPRL44uhZ3Q+oz7eBic574fpTBwtxKpwpkUP9NYTtzbyxshYes28wk8d2JFY/XJ 2jkz85tfRI/IMEa4r8atxyeSHfrJGusiRtam+1qJjC1XgK7wWIN6mZaKq3ZiAkQGhZQZ 2FWQ== X-Gm-Message-State: AOJu0YxL8LprBflJ9gWyQIPbcswYlzGYxJj3YfUKZ88Nw7m/ZNp1aP8Z kGY/B496/b12jcBjnAuUqZA= X-Google-Smtp-Source: AGHT+IEc3GNADKeS3gDlFFVsA2zEoh7AthUIfOxc3NagYC3NpYqfJFEAzSwYdy8EBm63uCmDVO6Rfg== X-Received: by 2002:a05:6830:33c9:b0:6bd:9e1c:93a6 with SMTP id q9-20020a05683033c900b006bd9e1c93a6mr1971032ott.0.1697578779859; Tue, 17 Oct 2023 14:39:39 -0700 (PDT) Received: from ?IPV6:2603:8081:1405:679b:1392:8eda:4bf:b7e5? (2603-8081-1405-679b-1392-8eda-04bf-b7e5.res6.spectrum.com. [2603:8081:1405:679b:1392:8eda:4bf:b7e5]) by smtp.gmail.com with ESMTPSA id h6-20020a9d3e46000000b006ba864f5b37sm406382otg.12.2023.10.17.14.39.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 17 Oct 2023 14:39:39 -0700 (PDT) Message-ID: Date: Tue, 17 Oct 2023 16:39:38 -0500 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [bug report] blktests srp/002 hang Content-Language: en-US To: Bart Van Assche , Jason Gunthorpe Cc: "Daisuke Matsuda (Fujitsu)" , 'Rain River' , Zhu Yanjun , "leon@kernel.org" , Shinichiro Kawasaki , RDMA mailing list , "linux-scsi@vger.kernel.org" References: <8aff9124-85c0-8e3b-dc35-1017b1540037@gmail.com> <3c84da83-cdbb-3326-b3f0-b2dee5f014e0@linux.dev> <4e7aac82-f006-aaa7-6769-d1c9691a0cec@gmail.com> <29c5de53-cc61-4efc-8e8d-690e27756a16@acm.org> <20231017175821.GG282036@ziepe.ca> <8801fc68-0e8e-4bb1-acaa-597bf72a567d@gmail.com> <20231017185139.GA691768@ziepe.ca> <08a8d947-25b5-434c-9ba3-282d298b5bfd@acm.org> <02cd10fd-fd4a-4ad7-9b1d-6d37b070aacf@acm.org> <5c6e69b3-f83b-461d-a08a-37bfbd82f995@gmail.com> From: Bob Pearson In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org On 10/17/23 16:30, Bart Van Assche wrote: > > On 10/17/23 14:23, Bob Pearson wrote: >> Not really, but stuck could mean it died (no threads active) or it is >> in a loop or waiting to be scheduled. It looks dead. The lower layers are >> waiting to get kicked into action by some event but it hasn't happened. >> This is conjecture on my part though. > > This call stack means that I/O has been submitted by the block layer and > that it did not get completed. Which I/O request got stuck can be > verified by e.g. running the list-pending-block-requests script that I > posted some time ago. See also > https://lore.kernel.org/all/55c0fe61-a091-b351-11b4-fa7f668e49d7@acm.org/. > > Thanks, > > Bart. Thanks. Would this run on the side of a hung blktests or would I need to setup an srp-srpt file system? Bob