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boundary="_002_CY8PR11MB7134BDC448F3DB558917DFCF8924ACY8PR11MB7134namp_" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: CY8PR11MB7134.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 78a897c4-d493-47bc-b229-08ddcf86d5ae X-MS-Exchange-CrossTenant-originalarrivaltime: 30 Jul 2025 16:33:37.3593 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 6HpJEk0NruIj1o++NockZVq/alLhGFCPqQ4Jx16SOPssVqM0q/Ac6dqHHf4GXymyUGx8zaR7cnwaVaOqkapipw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR11MB6049 X-OriginatorOrg: intel.com --_002_CY8PR11MB7134BDC448F3DB558917DFCF8924ACY8PR11MB7134namp_ Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Hi AceLan, > From: AceLan Kao > [...] > > Which CPU did you test it on? > It's an on going project, there is no CPU name on it. > $ lscpu > Architecture: x86_64 > CPU op-mode(s): 32-bit, 64-bit > Address sizes: 52 bits physical, 57 bits virtual > Byte Order: Little Endian > CPU(s): 172 > On-line CPU(s) list: 0-171 > Vendor ID: GenuineIntel > Model name: Genuine Intel(R) 0000 > CPU family: 6 > Model: 173 This is the CPU with the=C2=A0code name "Granite Rapids". > Thread(s) per core: 2 > Core(s) per socket: 86 > Socket(s): 1 > Stepping: 1 > CPU(s) scaling MHz: 18% > CPU max MHz: 4800.0000 > CPU min MHz: 800.0000 > BogoMIPS: 3800.00 >=20 > > Would you mind taking a complete dmesg log with the kernel option > > CONFIG_EDAC_DEBUG=3Dy (your current log showed this option had been > enabled)? > Sure, here you are. Thanks so much for your log. We've encountered the same issue recently due to the BIOS disabling the memory controller when no DIMMs are populated, leading to=C2=A0invalid valu= es of the=C2=A0disabled memory controller register and the call trace you repo= rted. Attached is a patch that skips DIMM enumeration on a disabled memory=20 controller to fix the call trace. Could you please test this patch on your = machines=20 and share the dmesg log? Thanks! -Qiuxu Reported-by: Chia-Lin Kao (AceLan) Reported-by: Jose Jesus Ambriz Meza Tested-by: Chia-Lin Kao (AceLan) --_002_CY8PR11MB7134BDC448F3DB558917DFCF8924ACY8PR11MB7134namp_ Content-Type: application/octet-stream; name="0001-EDAC-i10nm-Skip-DIMM-enumeration-on-a-disabled-memor.patch" Content-Description: 0001-EDAC-i10nm-Skip-DIMM-enumeration-on-a-disabled-memor.patch Content-Disposition: attachment; filename="0001-EDAC-i10nm-Skip-DIMM-enumeration-on-a-disabled-memor.patch"; size=2434; creation-date="Wed, 30 Jul 2025 16:31:48 GMT"; modification-date="Wed, 30 Jul 2025 16:33:36 GMT" Content-Transfer-Encoding: base64 RnJvbSA0ZGUyMGJkMmU3ZTY2OWM3YTE2YmUzM2MxZWJiNDEwNmE1NDc5YjY5IE1vbiBTZXAgMTcg MDA6MDA6MDAgMjAwMQpGcm9tOiBRaXV4dSBaaHVvIDxxaXV4dS56aHVvQGludGVsLmNvbT4KRGF0 ZTogV2VkLCAzMCBKdWwgMjAyNSAyMjozMjozMyArMDgwMApTdWJqZWN0OiBbUEFUQ0ggMS8xXSBF REFDL2kxMG5tOiBTa2lwIERJTU0gZW51bWVyYXRpb24gb24gYSBkaXNhYmxlZCBtZW1vcnkKIGNv bnRyb2xsZXIKCldoZW4gbG9hZGluZyB0aGUgaTEwbm1fZWRhYyBkcml2ZXIgb24gc29tZSBJbnRl bCBHcmFuaXRlIFJhcGlkcyBzZXJ2ZXJzLAphIGNhbGwgdHJhY2UgbWF5IGFwcGVhciBhcyBmb2xs b3dzOgoKICBVQlNBTjogc2hpZnQtb3V0LW9mLWJvdW5kcyBpbiBkcml2ZXJzL2VkYWMvc2t4X2Nv bW1vbi5jOjQ1MzoxNgogIHNoaWZ0IGV4cG9uZW50IC02NiBpcyBuZWdhdGl2ZQogIC4uLgogIF9f dWJzYW5faGFuZGxlX3NoaWZ0X291dF9vZl9ib3VuZHMrMHgxZTMvMHgzOTAKICBza3hfZ2V0X2Rp bW1faW5mby5jb2xkKzB4NDcvMHhkNDAgW3NreF9lZGFjX2NvbW1vbl0KICBpMTBubV9nZXRfZGlt bV9jb25maWcrMHgyM2UvMHgzOTAgW2kxMG5tX2VkYWNdCiAgc2t4X3JlZ2lzdGVyX21jaSsweDE1 OS8weDIyMCBbc2t4X2VkYWNfY29tbW9uXQogIGkxMG5tX2luaXQrMHhjYjAvMHgxZmYwIFtpMTBu bV9lZGFjXQogIC4uLgoKVGhpcyBvY2N1cnMgYmVjYXVzZSBzb21lIEJJT1MgbWF5IGRpc2FibGUg YSBtZW1vcnkgY29udHJvbGxlciBpZiB0aGVyZQphcmVuJ3QgYW55IG1lbW9yeSBESU1NcyBwb3B1 bGF0ZWQgb24gdGhpcyBtZW1vcnkgY29udHJvbGxlci4gVGhlIERJTU1NVFIKcmVnaXN0ZXIgb2Yg dGhpcyBkaXNhYmxlZCBtZW1vcnkgY29udHJvbGxlciBjb250YWlucyB0aGUgaW52YWxpZCB2YWx1 ZQp+MCwgcmVzdWx0aW5nIGluIHRoZSBjYWxsIHRyYWNlIGFib3ZlLgoKRml4IHRoaXMgY2FsbCB0 cmFjZSBieSBza2lwcGluZyBESU1NIGVudW1lcmF0aW9uIG9uIGEgZGlzYWJsZWQgbWVtb3J5CmNv bnRyb2xsZXIuCgpGaXhlczogYmE5ODdlYWFhYmY5ICgiRURBQy9pMTBubTogQWRkIEludGVsIEdy YW5pdGUgUmFwaWRzIHNlcnZlciBzdXBwb3J0IikKUmVwb3J0ZWQtYnk6IEpvc2UgSmVzdXMgQW1i cml6IE1lemEgPGpvc2UuamVzdXMuYW1icml6Lm1lemFAaW50ZWwuY29tPgpSZXBvcnRlZC1ieTog Q2hpYS1MaW4gS2FvIChBY2VMYW4pIDxhY2VsYW4ua2FvQGNhbm9uaWNhbC5jb20+CkNsb3Nlczog aHR0cHM6Ly9sb3JlLmtlcm5lbC5vcmcvYWxsLzIwMjUwNzMwMDYzMTU1LjI2MTIzNzktMS1hY2Vs YW4ua2FvQGNhbm9uaWNhbC5jb20vClNpZ25lZC1vZmYtYnk6IFFpdXh1IFpodW8gPHFpdXh1Lnpo dW9AaW50ZWwuY29tPgotLS0KIGRyaXZlcnMvZWRhYy9pMTBubV9iYXNlLmMgfCAxNCArKysrKysr KysrKysrKwogMSBmaWxlIGNoYW5nZWQsIDE0IGluc2VydGlvbnMoKykKCmRpZmYgLS1naXQgYS9k cml2ZXJzL2VkYWMvaTEwbm1fYmFzZS5jIGIvZHJpdmVycy9lZGFjL2kxMG5tX2Jhc2UuYwppbmRl eCBhM2ZjYTI1Njc3NTIuLjEwM2ZiZjYwMmQxYiAxMDA2NDQKLS0tIGEvZHJpdmVycy9lZGFjL2kx MG5tX2Jhc2UuYworKysgYi9kcml2ZXJzL2VkYWMvaTEwbm1fYmFzZS5jCkBAIC0xMDQ3LDYgKzEw NDcsMTUgQEAgc3RhdGljIGJvb2wgaTEwbm1fY2hlY2tfZWNjKHN0cnVjdCBza3hfaW1jICppbWMs IGludCBjaGFuKQogCXJldHVybiAhIUdFVF9CSVRGSUVMRChtY210ciwgMiwgMik7CiB9CiAKK3N0 YXRpYyBib29sIGkxMG5tX2NoYW5uZWxfZGlzYWJsZWQoc3RydWN0IHNreF9pbWMgKmltYywgaW50 IGNoYW4pCit7CisJdTMyIG1jbXRyID0gSTEwTk1fR0VUX01DTVRSKGltYywgY2hhbik7CisKKwll ZGFjX2RiZygxLCAiY2glZCBtY210ciByZWcgJXhcbiIsIGNoYW4sIG1jbXRyKTsKKworCXJldHVy biAobWNtdHIgPT0gfjAgfHwgR0VUX0JJVEZJRUxEKG1jbXRyLCAxOCwgMTgpKTsKK30KKwogc3Rh dGljIGludCBpMTBubV9nZXRfZGltbV9jb25maWcoc3RydWN0IG1lbV9jdGxfaW5mbyAqbWNpLAog CQkJCSBzdHJ1Y3QgcmVzX2NvbmZpZyAqY2ZnKQogewpAQCAtMTA2MCw2ICsxMDY5LDExIEBAIHN0 YXRpYyBpbnQgaTEwbm1fZ2V0X2RpbW1fY29uZmlnKHN0cnVjdCBtZW1fY3RsX2luZm8gKm1jaSwK IAkJaWYgKCFpbWMtPm1iYXNlKQogCQkJY29udGludWU7CiAKKwkJaWYgKGkxMG5tX2NoYW5uZWxf ZGlzYWJsZWQoaW1jLCBpKSkgeworCQkJZWRhY19kYmcoMSwgIm1jJWQgY2glZCBpcyBkaXNhYmxl ZC5cbiIsIGltYy0+bWMsIGkpOworCQkJY29udGludWU7CisJCX0KKwogCQluZGltbXMgPSAwOwog CiAJCWlmIChyZXNfY2ZnLT50eXBlICE9IEdOUikKCmJhc2UtY29tbWl0OiAwMzhkNjFmZDY0MjI3 OGJhYjYzZWU4ZWY3MjJjNTBkMTBhYjAxZThmCi0tIAoyLjQzLjAKCg== --_002_CY8PR11MB7134BDC448F3DB558917DFCF8924ACY8PR11MB7134namp_--