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b=MoV5InrATbtZXoUmriUwqZZsK5jWlWG6uCom9s3pMZr+M7Mba0TlPeSrqL9uuJPnP 7KdEleeoMn8Hlb0tih8bQbtVQcDOBceSLsCI8PM0k2UDsb9zaA1h4atZsThIAVwgto 9i+DkTf17v1+M+PZuXiP+g2Pqq9sq+6FTJN0Ckq3HeZA5yE1Z2uOWvj+lCD/fM2D5u PPZsRkgdO5deBXC+ademeUo4Y2UTO+blJVo83x1dIFU+VDZf/QxDmqcjc8dyj0B1AY 8/0IpX8GyelaPUVuvJB+ZKqsKPOcwcMgcg27jo5YWo+3Qx1Y4W7U8IZyTLKjc+NBlr +hJkskpjpA4Pg== Message-ID: Date: Thu, 5 Feb 2026 13:57:34 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: walk_pgd_range BUG: unable to handle page fault To: Tytus Rogalewski Cc: linux-mm@kvack.org, muchun.song@linux.dev, osalvador@suse.de References: <5948f3a6-8f30-4c45-9b86-2af9a6b37405@kernel.org> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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 B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzS5EYXZpZCBIaWxk ZW5icmFuZCAoQ3VycmVudCkgPGRhdmlkQGtlcm5lbC5vcmc+wsGQBBMBCAA6AhsDBQkmWAik AgsJBBUKCQgCFgICHgUCF4AWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaYJt/AIZAQAKCRBN 3hD3AP+DWriiD/9BLGEKG+N8L2AXhikJg6YmXom9ytRwPqDgpHpVg2xdhopoWdMRXjzOrIKD g4LSnFaKneQD0hZhoArEeamG5tyo32xoRsPwkbpIzL0OKSZ8G6mVbFGpjmyDLQCAxteXCLXz ZI0VbsuJKelYnKcXWOIndOrNRvE5eoOfTt2XfBnAapxMYY2IsV+qaUXlO63GgfIOg8RBaj7x 3NxkI3rV0SHhI4GU9K6jCvGghxeS1QX6L/XI9mfAYaIwGy5B68kF26piAVYv/QZDEVIpo3t7 /fjSpxKT8plJH6rhhR0epy8dWRHk3qT5tk2P85twasdloWtkMZ7FsCJRKWscm1BLpsDn6EQ4 jeMHECiY9kGKKi8dQpv3FRyo2QApZ49NNDbwcR0ZndK0XFo15iH708H5Qja/8TuXCwnPWAcJ DQoNIDFyaxe26Rx3ZwUkRALa3iPcVjE0//TrQ4KnFf+lMBSrS33xDDBfevW9+Dk6IISmDH1R HFq2jpkN+FX/PE8eVhV68B2DsAPZ5rUwyCKUXPTJ/irrCCmAAb5Jpv11S7hUSpqtM/6oVESC 3z/7CzrVtRODzLtNgV4r5EI+wAv/3PgJLlMwgJM90Fb3CB2IgbxhjvmB1WNdvXACVydx55V7 LPPKodSTF29rlnQAf9HLgCphuuSrrPn5VQDaYZl4N/7zc2wcWM7BTQRVy5+RARAA59fefSDR 9nMGCb9LbMX+TFAoIQo/wgP5XPyzLYakO+94GrgfZjfhdaxPXMsl2+o8jhp/hlIzG56taNdt VZtPp3ih1AgbR8rHgXw1xwOpuAd5lE1qNd54ndHuADO9a9A0vPimIes78Hi1/yy+ZEEvRkHk /kDa6F3AtTc1m4rbbOk2fiKzzsE9YXweFjQvl9p+AMw6qd/iC4lUk9g0+FQXNdRs+o4o6Qvy iOQJfGQ4UcBuOy1IrkJrd8qq5jet1fcM2j4QvsW8CLDWZS1L7kZ5gT5EycMKxUWb8LuRjxzZ 3QY1aQH2kkzn6acigU3HLtgFyV1gBNV44ehjgvJpRY2cC8VhanTx0dZ9mj1YKIky5N+C0f21 zvntBqcxV0+3p8MrxRRcgEtDZNav+xAoT3G0W4SahAaUTWXpsZoOecwtxi74CyneQNPTDjNg azHmvpdBVEfj7k3p4dmJp5i0U66Onmf6mMFpArvBRSMOKU9DlAzMi4IvhiNWjKVaIE2Se9BY FdKVAJaZq85P2y20ZBd08ILnKcj7XKZkLU5FkoA0udEBvQ0f9QLNyyy3DZMCQWcwRuj1m73D sq8DEFBdZ5eEkj1dCyx+t/ga6x2rHyc8Sl86oK1tvAkwBNsfKou3v+jP/l14a7DGBvrmlYjO 59o3t6inu6H7pt7OL6u6BQj7DoMAEQEAAcLBfAQYAQgAJgIbDBYhBBvZyq1zXEw6Rg38yk3e EPcA/4NaBQJonNqrBQkmWAihAAoJEE3eEPcA/4NaKtMQALAJ8PzprBEXbXcEXwDKQu+P/vts IfUb1UNMfMV76BicGa5NCZnJNQASDP/+bFg6O3gx5NbhHHPeaWz/VxlOmYHokHodOvtL0WCC 8A5PEP8tOk6029Z+J+xUcMrJClNVFpzVvOpb1lCbhjwAV465Hy+NUSbbUiRxdzNQtLtgZzOV Zw7jxUCs4UUZLQTCuBpFgb15bBxYZ/BL9MbzxPxvfUQIPbnzQMcqtpUs21CMK2PdfCh5c4gS sDci6D5/ZIBw94UQWmGpM/O1ilGXde2ZzzGYl64glmccD8e87OnEgKnH3FbnJnT4iJchtSvx yJNi1+t0+qDti4m88+/9IuPqCKb6Stl+s2dnLtJNrjXBGJtsQG/sRpqsJz5x1/2nPJSRMsx9 5YfqbdrJSOFXDzZ8/r82HgQEtUvlSXNaXCa95ez0UkOG7+bDm2b3s0XahBQeLVCH0mw3RAQg r7xDAYKIrAwfHHmMTnBQDPJwVqxJjVNr7yBic4yfzVWGCGNE4DnOW0vcIeoyhy9vnIa3w1uZ 3iyY2Nsd7JxfKu1PRhCGwXzRw5TlfEsoRI7V9A8isUCoqE2Dzh3FvYHVeX4Us+bRL/oqareJ CIFqgYMyvHj7Q06kTKmauOe4Nf0l0qEkIuIzfoLJ3qr5UyXc2hLtWyT9Ir+lYlX9efqh7mOY qIws/H2t In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 45F5A40005 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: khhr15i7syfzr1ssuu9ibtohid7r1oij X-HE-Tag: 1770296258-749062 X-HE-Meta: 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 RGRUvMag TG+Uyw7bHWSzecMOjWH+svZrQncYPq88/P8dBdjqA625ebV11wa6gqnzn+BKXwREppIr+thViWeuzKpasK10QMVRa0Lxw14kKlO9grkq55C0jT7ZtJuks21z9GA2fcngST2yLYioFbXBBTn26Zz/Qsy6HCX0pnkKN4AIFkRYjvPVPdAVdt62alRG6iQO3xH0sCsm+y6thrRVztMYQJJk8eKEUUZTPXmId1wefV4hhapw2qHASrlFz61kQ6SlqqWiSLgNo0AQJeoeyHl7I9ky5h0wpN74zKlxoazaJy/ZYM4br6hXkYSV+RvnprA== 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 2/5/26 13:46, Tytus Rogalewski wrote: > Hehe, i cant. I dont have any CPU only servers :) But you can just not passthrough a GPU to the VM? -- Cheers, David