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 E21D5C10F1B for ; Tue, 27 Dec 2022 08:01:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230442AbiL0IBi (ORCPT ); Tue, 27 Dec 2022 03:01:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55344 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230147AbiL0IBd (ORCPT ); Tue, 27 Dec 2022 03:01:33 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 67BDBB68 for ; Tue, 27 Dec 2022 00:00:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1672128047; 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=97LIxnN4PCGSE36SMmcMGpP0wZp33vPoT9z5hI4s2oE=; b=Ii7yF7zTnEPj7FYMVj5kF+q6Ju0LY/sDXiWNApRkKKZEjL88WlqH91/2oYzact4YzGZnsy sGETDmdhzvEiP5rW5+w94Hijdp8xyZ9RxJeEL6OsKyw1bFOg/SsPtCT1KqC8TlHxSpuQ8f wMSN07tDVQkuEKkFB9QTOYqnB1FKpCE= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-47-v8ZS7GyXNEmQRSUwiJCpMA-1; Tue, 27 Dec 2022 03:00:45 -0500 X-MC-Unique: v8ZS7GyXNEmQRSUwiJCpMA-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 8D8C01C02D25 for ; Tue, 27 Dec 2022 08:00:45 +0000 (UTC) Received: from T590 (ovpn-8-22.pek2.redhat.com [10.72.8.22]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E7B01492B00; Tue, 27 Dec 2022 08:00:42 +0000 (UTC) Date: Tue, 27 Dec 2022 16:00:37 +0800 From: Ming Lei To: Changhui Zhong Cc: linux-block@vger.kernel.org Subject: Re: [bug report] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000058 Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hi Changhui, On Mon, Dec 26, 2022 at 11:11:44AM +0800, Changhui Zhong wrote: > Hello, > Below issue was triggered with ( v6.0.15-996-g988abd970566), pls help check it There isn't commit 988abd970566 in linux-6.0.y, so I guess the above build must integrate other patches not in 6.0.y >From the source code in cki build[1], looks commit 80bd4a7aab4c ("blk-mq: move the srcu_struct used for quiescing to the tagset") is included, but commit 8537380bb988 ("blk-mq: skip non-mq queues in blk_mq_quiesce_queue") is missed, that is why this panic is triggered. BTW, if possible, I'd suggest to share kernel tree being tested in cki test if non official kernel is tested. [1] https://s3.amazonaws.com/arr-cki-prod-trusted-artifacts/trusted-artifacts/731863135/build%20aarch64/3522994262/artifacts/kernel-stable-queue-redhat_731863135_aarch64.tar.gz thanks, Ming