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Srinivasan" , Haiyang Zhang , Wei Liu , Dexuan Cui CC: "linux-hyperv@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: RE: Early kernel panic in dmi_decode when running 32-bit kernel on Hyper-V on Windows 11 Thread-Topic: Early kernel panic in dmi_decode when running 32-bit kernel on Hyper-V on Windows 11 Thread-Index: AQHajaNnaKjzbQWkCEqfKgwSAQ9VW7FopBnAgAExRwCAACYysIABcguAgAAcUjCAALI+AIAAvzYAgAAT/rCAAsG3QIAASRsAgBQtslA= Date: Thu, 2 May 2024 17:02:05 +0000 Message-ID: References: <2db080ae-5e59-46e8-ac4e-13cdf26067cc@gmx.de> <71af4abb-cffd-449e-b397-bd3134d98fb3@gmx.de> <3c6f9fea-6865-40da-96c5-d12bc08ba266@gmx.de> <938f6eda-f62c-457f-bc42-b2d12fc6e2c7@gmx.de> In-Reply-To: <938f6eda-f62c-457f-bc42-b2d12fc6e2c7@gmx.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-tmn: [gbV5Ls7HgCM2hEube4nWuVcn4SE/Zg4L] x-ms-publictraffictype: Email x-ms-traffictypediagnostic: SN6PR02MB4157:EE_|SA0PR02MB7148:EE_ x-ms-office365-filtering-correlation-id: f17cc220-e7ab-487c-b8b2-08dc6ac9982a x-microsoft-antispam: BCL:0;ARA:14566002|461199019|102099023|440099019|3412199016; x-microsoft-antispam-message-info: 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 x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?us-ascii?Q?hUkbb82QqWk5yFdQaO8Iu6b43YyKCEjWffhuY6f+WgxUxc2wIKd+ifc5Tvnk?= =?us-ascii?Q?roMIw89ZTZoad37JAnTXhsITmiq/aGCcJFig8ygSOYNlGOFPCAzzx04c8snD?= =?us-ascii?Q?4uvJs2VED1yagCzmOr1yfCPdQhaWrFunOCJma4U+YgbU7qESwB9dlUi60Huc?= =?us-ascii?Q?GAKt5GUFAu/+DaMvHM3Q9RppmiHTeHSsv0C5FJWQe80uh5I//kaFa201ebhR?= =?us-ascii?Q?q76Syra+RYC8okG6guVQ+99CBKr+7/ly8QNsrwBGqtjLRkwBmduNVC0r95tV?= =?us-ascii?Q?YbqXBshcdUOUNVkLDlnz56ZcmzkXSP9+xtLB6ZDygOTZBFzQlmlyetY6jZWx?= =?us-ascii?Q?LqfGcPUX+juGYBb2z6wc8rqQ0hZv88M5nVf0d7gFUsfnMrEdFy6blWu2ZGPc?= =?us-ascii?Q?BxFZoEzH6Lb531QiyojJlEPdonm6CRrJPLNAdMSLYLXH/fOQ2hBmrSbtrYgN?= =?us-ascii?Q?0xPvWJEbpRMaolyhWLYl9B3jj28HCix1cXrgiebtFipD8KRdV490QM4Z0baN?= =?us-ascii?Q?KuFFzo5KRDKord3ofGrzBCj+HewZ3fQKN4ZVZqPANhXB0DGNew51airc4B+P?= =?us-ascii?Q?MopqVuQCBwncaxGO6h37g6henM8CtrfpVIwTRMafBJ80JgkTkMGDo17DHbWl?= =?us-ascii?Q?MP4amqBf9eFwHxxukQnj3AfRxeU7BMO9EtI2ibOUmcYJKB1D3oxmihL/3zH7?= =?us-ascii?Q?BD+7Ksydpqh0V69suQ/OqO/u2QseFsQSVm7ffq/yVb1Jp96gw6ADKjNrzShj?= =?us-ascii?Q?vpDLM4bMV3FmweWUG0DfqYPTHsnXZ0QICmdneX0ip0U3VYPwbG+RnNSs1Hv2?= =?us-ascii?Q?tk4cbA9flPDnowigwn2O/Wfba9hh6lf1JLC6K8eoe61Gm5FSNL4ky/5V3cSi?= =?us-ascii?Q?YR66sRdRpBOjVc85Tvtku/BlKIxA3Efw8N67JeTU1BJ5HtD6o1Yaipga6fJ/?= =?us-ascii?Q?ITOHo4Y3LJeRRitbcPcahEP7DjiR+AOC/pRVztonZQ9KnNgnRW4obPMKax8j?= =?us-ascii?Q?+rtJSFIHXT0K09G6xxL1TGWqwIfZL0uuPw9l/mrV0kUKuE2tzeDIs7D62DBI?= =?us-ascii?Q?+dYzXIso5Uy7gPbkeOJ8RTO09gvz6JMYmDWjpil3sDTH0SLhK8efytsn/jZ2?= =?us-ascii?Q?wPZxlYUHhoY8ToFhapLh1W108z+CjYVgwWn7V1Uo3R1px0jkjlopXgJQoKGv?= =?us-ascii?Q?0pKG6lchZ2cC0ixOaR/yScujyS4ULJiI94M9ox9Wxe+p8kbZcpALrVSi7w4?= =?us-ascii?Q?=3D?= Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-OriginatorOrg: outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: SN6PR02MB4157.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-CrossTenant-Network-Message-Id: f17cc220-e7ab-487c-b8b2-08dc6ac9982a X-MS-Exchange-CrossTenant-rms-persistedconsumerorg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-CrossTenant-originalarrivaltime: 02 May 2024 17:02:05.3154 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA0PR02MB7148 From: Michael Schierl Sent: Friday, April 19, 2024 1:47 P= M >=20 > > Regardless of the 32-bit vs. 64-bit behavior, the DMI blob is malformed= , > > almost certainly as created by Hyper-V. I'll see if I can bring this t= o > > the attention of one of my previous contacts on the Hyper-V team. >=20 FYI, the right people on the Hyper-V team have been informed of the issue, and there's an internal bug report filed to track the resolution. I don't have access to the internal bug report, and can't predict when or how a fix might be made available. But given the impact, they should be motivated to work on it. Michael Kelley