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=-16.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 5C792C07E99 for ; Mon, 12 Jul 2021 13:53:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3C5A861003 for ; Mon, 12 Jul 2021 13:53:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234436AbhGLN4Y (ORCPT ); Mon, 12 Jul 2021 09:56:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48316 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234495AbhGLN4X (ORCPT ); Mon, 12 Jul 2021 09:56:23 -0400 Received: from mail-oi1-x232.google.com (mail-oi1-x232.google.com [IPv6:2607:f8b0:4864:20::232]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 04185C0613E8 for ; Mon, 12 Jul 2021 06:53:35 -0700 (PDT) Received: by mail-oi1-x232.google.com with SMTP id s23so9706484oij.0 for ; Mon, 12 Jul 2021 06:53:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=i7eZqw3VK48fXp1V6gxKXjUX2GxPTkcSqKCBvzAMuLk=; b=V2F+UeXpIVaN6HYwWJK5dlVHWJpM4l3unMnSCtpEBkDvLNzTXfEkwFfDAJSfIhtsPD sWhM4zm3Jlzr7amgM4Q6SybN+yopDDsYHTxJpmpuRduc5UAb3Tgygn4qAqAYpu80zgfB juXhOtN9viEnZNXBAmNnEQikq7dzhvDdbx31BLg8mjzQUf0GoEON/mS1k6bXvfr7hgT7 wT7W2ULH2zKlKmPqkSFHoN0YDkGoIJBBamS/tf0E3VT5Dfnu2lMgJXJ2o392i4gd7qnI SRw1fFJfK85ChfJgS1asq7vhsf59hMc3N8aIj3Wnjy38C9KO3BBN+gLZrLd+slQarUcR PJDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:subject:to:cc:references:from:message-id :date:user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=i7eZqw3VK48fXp1V6gxKXjUX2GxPTkcSqKCBvzAMuLk=; b=etRo54UtB/SGJZP7VnW5Yqy9h4AKwGPeV/0mvm8+Nibz84AUOBANje1fBQqs5KLEaM yog+yms47lOVKi4gdlJimMBRhkwgwmsXXmJJ4quGGha3CcClxqD6KVBLhgiYdXe8urGz Oe+lek2lIw1EjGZIpaO0axHTgs8V1GbqBLpupiHZ5FffN8RRf5M79ryN/7o0I7CsVEsM ftHEq4Enoa+P4zgHAs3SMfUZgHbddnToAPRsa18TWtWKcxMaDama8wDiVA+kEYgWAqBC 8F8XbUlEsfPnjcnaNQPsBJVBLAso+lWecAqLjJIyPhuzo8lhqTReabPKjvQjb/kc9yUG FN0Q== X-Gm-Message-State: AOAM530MwsonHdqDQnVzFMigOZ5pbA6PmeJOgV9e3KDcZ7y0SJiNxXax kSZ2metYUq9tS2K3BAmlk2s= X-Google-Smtp-Source: ABdhPJzunBxof4TSDHcXtTIM1aYLpuX82jCqav9dNaWifoKCeOeRn07rOnbedXIlQ3qDSRtayBggow== X-Received: by 2002:aca:4f53:: with SMTP id d80mr10516410oib.111.1626098014435; Mon, 12 Jul 2021 06:53:34 -0700 (PDT) Received: from server.roeck-us.net ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id t21sm3114623otl.29.2021.07.12.06.53.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Jul 2021 06:53:33 -0700 (PDT) Sender: Guenter Roeck Subject: Re: Linux 5.14-rc1 To: Christoph Hellwig Cc: Linus Torvalds , Linux Kernel Mailing List , Jens Axboe References: <20210712015619.GA3547193@roeck-us.net> <20210712041423.GA97217@roeck-us.net> <20210712052046.GB8042@lst.de> From: Guenter Roeck Message-ID: <0cf6d000-f886-4e99-2e80-78da4ae9367d@roeck-us.net> Date: Mon, 12 Jul 2021 06:53:32 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <20210712052046.GB8042@lst.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/11/21 10:20 PM, Christoph Hellwig wrote: > On Sun, Jul 11, 2021 at 09:14:23PM -0700, Guenter Roeck wrote: >> My guess was correct. Bisect points to the above commit. Bisect log as well >> as complete backtrace and example qemu command attached. >> >> Copying Christoph and Jens. > > This should fіx it: > > diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c > index 6d2d63629a90..b8d55af763f9 100644 > --- a/drivers/scsi/sd.c > +++ b/drivers/scsi/sd.c > @@ -98,11 +98,7 @@ MODULE_ALIAS_SCSI_DEVICE(TYPE_MOD); > MODULE_ALIAS_SCSI_DEVICE(TYPE_RBC); > MODULE_ALIAS_SCSI_DEVICE(TYPE_ZBC); > > -#if !defined(CONFIG_DEBUG_BLOCK_EXT_DEVT) > #define SD_MINORS 16 > -#else > -#define SD_MINORS 0 > -#endif > > static void sd_config_discard(struct scsi_disk *, unsigned int); > static void sd_config_write_same(struct scsi_disk *); > Yes, that fixes the problem for me. Tested-by: Guenter Roeck Thanks, Guenter