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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DBF70C48BF6 for ; Tue, 5 Mar 2024 00:34:31 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.688544.1072797 (Exim 4.92) (envelope-from ) id 1rhIl8-00061O-Q9; Tue, 05 Mar 2024 00:34:18 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 688544.1072797; Tue, 05 Mar 2024 00:34:18 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1rhIl8-00061H-MA; Tue, 05 Mar 2024 00:34:18 +0000 Received: by outflank-mailman (input) for mailman id 688544; Tue, 05 Mar 2024 00:34:17 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1rhIl7-00061B-GO for xen-devel@lists.xenproject.org; Tue, 05 Mar 2024 00:34:17 +0000 Received: from mailhost.m5p.com (mailhost.m5p.com [74.104.188.4]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 1752fb01-da88-11ee-afda-a90da7624cb6; Tue, 05 Mar 2024 01:34:15 +0100 (CET) Received: from m5p.com (mailhost.m5p.com [IPv6:2001:470:1f07:15ff:0:0:0:f7]) by mailhost.m5p.com (8.17.1/8.15.2) with ESMTPS id 4250Y3PG027067 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Mon, 4 Mar 2024 19:34:09 -0500 (EST) (envelope-from ehem@m5p.com) Received: (from ehem@localhost) by m5p.com (8.17.1/8.15.2/Submit) id 4250Y3I5027066; Mon, 4 Mar 2024 16:34:03 -0800 (PST) (envelope-from ehem) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 1752fb01-da88-11ee-afda-a90da7624cb6 Date: Mon, 4 Mar 2024 16:34:03 -0800 From: Elliott Mitchell To: Andrew Cooper Cc: xen-devel@lists.xenproject.org, Jan Beulich Subject: Re: AMD-Vi issue Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Mon, Mar 04, 2024 at 11:55:07PM +0000, Andrew Cooper wrote: > On 25/01/2024 8:24 pm, Elliott Mitchell wrote: > > The original observation features MD-RAID1 using a pair of Samsung > > SATA-attached flash devices. The main line shows up in `xl dmesg`: > > > > (XEN) AMD-Vi: IO_PAGE_FAULT: DDDD:bb:dd.f d0 addr ffffff???????000 flags 0x8 I > > You have a device which is issuing interrupts which have been blocked > due to the IOMMU configuration. > > But you've elided all details other than the fact it's assigned to > dom0.  As such, there is nothing we can do to help. I've provided the details thought most likely to allow others to reproduce. I've pointed to a report from someone else with somewhat similar hardware who also encountered this (and had enough hardware to try several combinations). Sorry about being reluctant to send exact hardware serial numbers to a public mailing list. -- (\___(\___(\______ --=> 8-) EHM <=-- ______/)___/)___/) \BS ( | ehem+sigmsg@m5p.com PGP 87145445 | ) / \_CS\ | _____ -O #include O- _____ | / _/ 8A19\___\_|_/58D2 7E3D DDF4 7BA6 <-PGP-> 41D1 B375 37D0 8714\_|_/___/5445