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=-10.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,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 DB60BC07E99 for ; Mon, 12 Jul 2021 05:20:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B0B3E6100B for ; Mon, 12 Jul 2021 05:20:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230391AbhGLFXl (ORCPT ); Mon, 12 Jul 2021 01:23:41 -0400 Received: from verein.lst.de ([213.95.11.211]:51056 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230062AbhGLFXk (ORCPT ); Mon, 12 Jul 2021 01:23:40 -0400 Received: by verein.lst.de (Postfix, from userid 2407) id 4997367373; Mon, 12 Jul 2021 07:20:47 +0200 (CEST) Date: Mon, 12 Jul 2021 07:20:46 +0200 From: Christoph Hellwig To: Guenter Roeck Cc: Linus Torvalds , Linux Kernel Mailing List , Christoph Hellwig , Jens Axboe Subject: Re: Linux 5.14-rc1 Message-ID: <20210712052046.GB8042@lst.de> References: <20210712015619.GA3547193@roeck-us.net> <20210712041423.GA97217@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20210712041423.GA97217@roeck-us.net> User-Agent: Mutt/1.5.17 (2007-11-01) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 *);