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X-MS-Exchange-AntiSpam-MessageData: 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 X-MS-Exchange-CrossTenant-Network-Message-Id: 70df89e5-87d6-4426-2bb5-08d890908349 X-MS-Exchange-CrossTenant-AuthSource: DS7PR03MB5608.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Nov 2020 15:49:22.6391 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 335836de-42ef-43a2-b145-348c2ee9ca5b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: pwJmFNBWrShY3w8G8LjjHY9diyv2RXogBz4O3jNFfCSCSp4+fBzXS3fxewLiuSRYxqBPJOWh5YVZ5kQ5lv2mnQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR03MB4475 X-OriginatorOrg: citrix.com On Tue, Nov 24, 2020 at 04:08:42PM +0100, Manuel Bouyer wrote: > On Tue, Nov 24, 2020 at 03:52:25PM +0100, Jan Beulich wrote: > > On 24.11.2020 15:27, Manuel Bouyer wrote: > > > new log at > > > http://www-soc.lip6.fr/~bouyer/xen-log7.txt > > > > > > this one ends up in a panic, I hope you'll find what you expect here. > > > > Did you actually, just to have the data point, ever try to disable > > interrupt remapping ("iommu=no-intremap")? For PVH we can't ask you > > to turn of the IOMMU as a whole, but aiui interrupt remapping is > > not a strict prereq. (I'm sure Roger will correct me if I'm wrong.) > > I just tried, it doesn't seem to change anything. Could you also give a try with ioapic_ack=new on the Xen command line? Thanks, Roger.