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=-5.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 E4B14C433FE for ; Tue, 8 Dec 2020 22:48:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B6AC923B04 for ; Tue, 8 Dec 2020 22:48:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730558AbgLHWrx (ORCPT ); Tue, 8 Dec 2020 17:47:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60828 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725940AbgLHWru (ORCPT ); Tue, 8 Dec 2020 17:47:50 -0500 Received: from mail-pl1-x631.google.com (mail-pl1-x631.google.com [IPv6:2607:f8b0:4864:20::631]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0E187C0613CF for ; Tue, 8 Dec 2020 14:47:04 -0800 (PST) Received: by mail-pl1-x631.google.com with SMTP id y8so90164plp.8 for ; Tue, 08 Dec 2020 14:47:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=from:subject:to:cc:references:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=NhoPWANOuKk74WKFMhZT6qq1p5q2Lo8ht3SDLB7i7r8=; b=vqG3vMEW30YVZkZ3EhpYrXQJPqrDz8uFRuNK8rsW5VbhyJNrLLjnQlQj752zlXRn6b sf7uM8ikLy+9cdeE86GdCCf+vA6H3d2qzpFEvcVhvNBmRj3wC3VPSMIKRltjB+UWokxm uKRgWZzRMB7GDbpDCcYuzsftrmdVLz1nxj24TAETvpHNx96kbNYlMEfXVLSIcWFOk2Lj mXacmgDd92ys9D/4TPewM9gfblhCL9lZoVU+rVsU6JLpZJ5GIjnw8a97vYkJmmghUoWW R4cOryf2iWw0fV2+efNufuUtQUY8k9k9DPoGBTWJ+g11HwB3jW1Nhk84wYrW6WaEAQzH XqYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:subject:to:cc:references:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=NhoPWANOuKk74WKFMhZT6qq1p5q2Lo8ht3SDLB7i7r8=; b=CrmgtFhY+XH9Q6gedps/uboOSGnjCOovYV4PgYKD1d/GEUOPX+Z/xZka1OYmKvK9Pn 74HP8V7ovSfargnpddxEGSQU1jLVqIWEgTV71qtky+9BF0fRUe/i8+0H9jfoMxoNWOw6 2Hv6GfEIdvyyg9fZmAfLgsmhwVAdsHAC5Ko06FMyndYF38w/Mz9FPC9zjbg/TbPOsp4d y8/nKfUuKAuN1QO2ATeJsn6Q004ZYi9h995uz8wH24F9i9M63OMHwzLZeK5ymyC9ftxq KdAj9l3o7Os2XMJN8lCMoKbJVFpa0XoZFmy/6J4XCL1McY36Tk/SzJrQVxyF3UVmJysq bv7g== X-Gm-Message-State: AOAM531CPpNf/C0welAAMsmKM62xsEz5iJLZL7VzlR4KgBa1zhLQZdox Eb2n963+ipLCx5OUQgFpuRLHPw== X-Google-Smtp-Source: ABdhPJyTNwc9ppFYE5Krbe4DW1eOX3XMoDFJAurWfPSZUtamJFI1LgNhldLKQx43nqRXajRYEe4NeA== X-Received: by 2002:a17:902:a9c1:b029:da:8227:65f7 with SMTP id b1-20020a170902a9c1b02900da822765f7mr221417plr.49.1607467623485; Tue, 08 Dec 2020 14:47:03 -0800 (PST) Received: from [192.168.1.134] ([66.219.217.173]) by smtp.gmail.com with ESMTPSA id b4sm192701pju.33.2020.12.08.14.47.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 08 Dec 2020 14:47:02 -0800 (PST) From: Jens Axboe Subject: Re: problem booting 5.10 To: Julia Lawall Cc: Linus Torvalds , John Garry , "Martin K. Petersen" , "James E.J. Bottomley" , Linux Kernel Mailing List , nicolas.palix@univ-grenoble-alpes.fr, linux-scsi , Kashyap Desai , Ming Lei References: <9106e994-bb4b-4148-1280-f08f71427420@huawei.com> Message-ID: Date: Tue, 8 Dec 2020 15:47:00 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Dec 8, 2020 at 3:42 PM Julia Lawall wrote: > On Tue, 8 Dec 2020, Linus Torvalds wrote: > > > On Tue, Dec 8, 2020 at 1:14 PM John Garry wrote: > > > > > > JFYI, About "scsi: megaraid_sas: Added support for shared host tagset > > > for cpuhotplug", we did have an issue reported here already from Qian > > > about a boot hang: > > > > Hmm. That does sound like it might be it. > > > > At this point, the patches from Ming Lei seem to be a riskier approach > > than perhaps just reverting the megaraid_sas change? > > > > It looks like those patches are queued up for 5.11, and we could > > re-apply the megaraid_sas change then? > > > > Jens, comments? > > > > And Julia - if it's that thing, then a > > > > git revert 103fbf8e4020 > > > > would be the thing to test. > > This solves the problem. Starting from 5.10-rc7 and doing this > revert, I get a kernel that boots. Thanks for testing! Linus, do you just want to revert this, or do you want me to queue it up? -- Jens Axboe