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[2003:cb:c74b:5500:e1f8:a310:8fa3:4ec1]) by smtp.gmail.com with ESMTPSA id d11-20020adff84b000000b0033e7a102cfesm1286585wrq.64.2024.04.05.00.19.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 05 Apr 2024 00:19:07 -0700 (PDT) Message-ID: <1e943439-6044-4aa4-8c41-747e9e4dca27@redhat.com> Date: Fri, 5 Apr 2024 09:19:06 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Machine check recovery broken in v6.9-rc1 To: Tony Luck , Borislav Petkov , Yazen Ghannam , Miaohe Lin , Naoya Horiguchi , linux-mm@kvack.org, linux-kernel@vger.kernel.org References: From: David Hildenbrand Autocrypt: addr=david@redhat.com; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzSREYXZpZCBIaWxk ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZgEEwEIAEICGwMGCwkIBwMCBhUIAgkKCwQW AgMBAh4BAheAAhkBFiEEG9nKrXNcTDpGDfzKTd4Q9wD/g1oFAl8Ox4kFCRKpKXgACgkQTd4Q 9wD/g1oHcA//a6Tj7SBNjFNM1iNhWUo1lxAja0lpSodSnB2g4FCZ4R61SBR4l/psBL73xktp rDHrx4aSpwkRP6Epu6mLvhlfjmkRG4OynJ5HG1gfv7RJJfnUdUM1z5kdS8JBrOhMJS2c/gPf wv1TGRq2XdMPnfY2o0CxRqpcLkx4vBODvJGl2mQyJF/gPepdDfcT8/PY9BJ7FL6Hrq1gnAo4 3Iv9qV0JiT2wmZciNyYQhmA1V6dyTRiQ4YAc31zOo2IM+xisPzeSHgw3ONY/XhYvfZ9r7W1l pNQdc2G+o4Di9NPFHQQhDw3YTRR1opJaTlRDzxYxzU6ZnUUBghxt9cwUWTpfCktkMZiPSDGd KgQBjnweV2jw9UOTxjb4LXqDjmSNkjDdQUOU69jGMUXgihvo4zhYcMX8F5gWdRtMR7DzW/YE BgVcyxNkMIXoY1aYj6npHYiNQesQlqjU6azjbH70/SXKM5tNRplgW8TNprMDuntdvV9wNkFs 9TyM02V5aWxFfI42+aivc4KEw69SE9KXwC7FSf5wXzuTot97N9Phj/Z3+jx443jo2NR34XgF 89cct7wJMjOF7bBefo0fPPZQuIma0Zym71cP61OP/i11ahNye6HGKfxGCOcs5wW9kRQEk8P9 M/k2wt3mt/fCQnuP/mWutNPt95w9wSsUyATLmtNrwccz63XOwU0EVcufkQEQAOfX3n0g0fZz Bgm/S2zF/kxQKCEKP8ID+Vz8sy2GpDvveBq4H2Y34XWsT1zLJdvqPI4af4ZSMxuerWjXbVWb T6d4odQIG0fKx4F8NccDqbgHeZRNajXeeJ3R7gAzvWvQNLz4piHrO/B4tf8svmRBL0ZB5P5A 2uhdwLU3NZuK22zpNn4is87BPWF8HhY0L5fafgDMOqnf4guJVJPYNPhUFzXUbPqOKOkL8ojk CXxkOFHAbjstSK5Ca3fKquY3rdX3DNo+EL7FvAiw1mUtS+5GeYE+RMnDCsVFm/C7kY8c2d0G NWkB9pJM5+mnIoFNxy7YBcldYATVeOHoY4LyaUWNnAvFYWp08dHWfZo9WCiJMuTfgtH9tc75 7QanMVdPt6fDK8UUXIBLQ2TWr/sQKE9xtFuEmoQGlE1l6bGaDnnMLcYu+Asp3kDT0w4zYGsx 5r6XQVRH4+5N6eHZiaeYtFOujp5n+pjBaQK7wUUjDilPQ5QMzIuCL4YjVoylWiBNknvQWBXS lQCWmavOT9sttGQXdPCC5ynI+1ymZC1ORZKANLnRAb0NH/UCzcsstw2TAkFnMEbo9Zu9w7Kv AxBQXWeXhJI9XQssfrf4Gusdqx8nPEpfOqCtbbwJMATbHyqLt7/oz/5deGuwxgb65pWIzufa N7eop7uh+6bezi+rugUI+w6DABEBAAHCwXwEGAEIACYCGwwWIQQb2cqtc1xMOkYN/MpN3hD3 AP+DWgUCXw7HsgUJEqkpoQAKCRBN3hD3AP+DWrrpD/4qS3dyVRxDcDHIlmguXjC1Q5tZTwNB boaBTPHSy/Nksu0eY7x6HfQJ3xajVH32Ms6t1trDQmPx2iP5+7iDsb7OKAb5eOS8h+BEBDeq 3ecsQDv0fFJOA9ag5O3LLNk+3x3q7e0uo06XMaY7UHS341ozXUUI7wC7iKfoUTv03iO9El5f XpNMx/YrIMduZ2+nd9Di7o5+KIwlb2mAB9sTNHdMrXesX8eBL6T9b+MZJk+mZuPxKNVfEQMQ a5SxUEADIPQTPNvBewdeI80yeOCrN+Zzwy/Mrx9EPeu59Y5vSJOx/z6OUImD/GhX7Xvkt3kq Er5KTrJz3++B6SH9pum9PuoE/k+nntJkNMmQpR4MCBaV/J9gIOPGodDKnjdng+mXliF3Ptu6 3oxc2RCyGzTlxyMwuc2U5Q7KtUNTdDe8T0uE+9b8BLMVQDDfJjqY0VVqSUwImzTDLX9S4g/8 kC4HRcclk8hpyhY2jKGluZO0awwTIMgVEzmTyBphDg/Gx7dZU1Xf8HFuE+UZ5UDHDTnwgv7E th6RC9+WrhDNspZ9fJjKWRbveQgUFCpe1sa77LAw+XFrKmBHXp9ZVIe90RMe2tRL06BGiRZr jPrnvUsUUsjRoRNJjKKA/REq+sAnhkNPPZ/NNMjaZ5b8Tovi8C0tmxiCHaQYqj7G2rgnT0kt WNyWQQ== Organization: Red Hat In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Stat-Signature: qnxub7fi7hshhsmab3e9xfnojj9oc4t4 X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 71EB1180019 X-Rspam-User: X-HE-Tag: 1712301552-800742 X-HE-Meta: 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 ZVe9oxTU RmnM4kjVJTO3N9JcQs4jP5u0DKz/2LAt760zmf5P/J6J/NSidZSujwIKdyMu0DIk6+p1Bz+VpOUfYF407xoxE8HezYWZIn7Rcp0/JrG64JLLlzCX1Wa7vTT0el83GhfXdTmi9OflNroToJb+u0arXOqDWHn00dVV2HviKdM69Do6/ECVZVW2TM6B9p7vYSo3fdlI/rKeFt7HHj25Sh5/03XurZsw2QxRp9WG1M4rLdoWkX4oOvq6Vuky8Ey7LrulN7xWrVuD/OljDXbFwttAQh8EXRY03tEzfkAhS1SS72jHTe8C5058e9Mv8RziGONKcM9Zcje0PQ3QU2kf33uOoo6NRXRasDSvkk7dIG549i/niW0hA5MDJxIGYyZph+dZCM9kH4RqzzYoqU2nZ3heIHJWRmUYk0T9XrIMqfZ46LtRUXRH+3ucDlUFkVLFcTXuCJ3KBJDHjfckOXqfGX3wGiOmb7j6ka6xLl6XC X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 05.04.24 00:05, Tony Luck wrote: > v6.8 works. v6.9-rc1 fails with: > > kernel BUG at include/linux/swapops.h:119 > > 117 static inline unsigned long swp_offset_pfn(swp_entry_t entry) > 118 { > 119 VM_BUG_ON(!is_pfn_swap_entry(entry)); > 120 return swp_offset(entry) & SWP_PFN_MASK; > 121 } > Do you have the full backtrace? -- Cheers, David / dhildenb