From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 01341CCD1BC for ; Thu, 23 Oct 2025 16:13:34 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4C6278E000E; Thu, 23 Oct 2025 12:13:34 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 49D9E8E000D; Thu, 23 Oct 2025 12:13:34 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 38CD08E000E; Thu, 23 Oct 2025 12:13:34 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 253938E000D for ; Thu, 23 Oct 2025 12:13:34 -0400 (EDT) Received: from smtpin11.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id CCF8C129CC0 for ; Thu, 23 Oct 2025 16:13:33 +0000 (UTC) X-FDA: 84029874306.11.2311E38 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf20.hostedemail.com (Postfix) with ESMTP id 5350C1C000A for ; Thu, 23 Oct 2025 16:13:31 +0000 (UTC) Authentication-Results: imf20.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=O4kSxcFr; spf=pass (imf20.hostedemail.com: domain of david@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=david@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1761236011; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=ig3HQ8bYhCVLH2BAUocbNQ6YHiWBZLmjBb9TUrUsFyA=; b=z1EP+dA3KQeAkmjTep4vRJaATd0Lx898t6KFywmhGn4bhGTlSSSje8vjEJgkRH8APB2u56 PD+KjbDSt5GRFqwkbwPZ0dmDSKwHUUqRfatchdhcpkLjAPW4zqoD1x9PIags0RqgeeNi/D JxQ6Ft7UBgiOWIdjQloSHTQFY4iWfHc= ARC-Authentication-Results: i=1; imf20.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=O4kSxcFr; spf=pass (imf20.hostedemail.com: domain of david@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=david@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1761236011; a=rsa-sha256; cv=none; b=fSQNaVAjfjNlJV9xWP5VjsdYY2su9bkB5NTDF5i8tOKSavRMTygH73K7Mb0jNBQvpAWPqd yEtzHZtpxfiqktAopeYNpZJXe0EyQurJkirAyhHpYuCzEbIGXL9tIke9tod0mfadGJpeeR senEl/rYnHe0tNfHTtQLJJf66YKIDeU= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1761236010; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; bh=ig3HQ8bYhCVLH2BAUocbNQ6YHiWBZLmjBb9TUrUsFyA=; b=O4kSxcFrYrd7qBzsgs0fVLd127wpkN4f260T+XCHedTgToTNTnzbPfg2V1CQX5Ejp6913X inYCXNMPsonIPxsccZrTdLK8c3nYRh3ln4lT412LDD0G6IhnjEA7E8TxdxN/QRfC0pSN8C nF/56cj4tZ79fm9e09FFZbkdJ0/wTmA= Received: from mail-wm1-f70.google.com (mail-wm1-f70.google.com [209.85.128.70]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-246-UevfMEhJMnqkgz4BrfD1Og-1; Thu, 23 Oct 2025 12:13:28 -0400 X-MC-Unique: UevfMEhJMnqkgz4BrfD1Og-1 X-Mimecast-MFC-AGG-ID: UevfMEhJMnqkgz4BrfD1Og_1761236008 Received: by mail-wm1-f70.google.com with SMTP id 5b1f17b1804b1-46e39567579so5261545e9.0 for ; Thu, 23 Oct 2025 09:13:28 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1761236007; x=1761840807; h=content-transfer-encoding:in-reply-to:autocrypt:content-language :from:references:cc:to:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=ig3HQ8bYhCVLH2BAUocbNQ6YHiWBZLmjBb9TUrUsFyA=; b=qj+5ZINECwuEgVTLfcmoSx32WKbn3xbuL7HOPlFCVu1mCOzY1y+RHn6l4REFYGZjR6 ySL6TOQkT+rnhB0zK6bwe163vpD5rtpTfH7yzLzv3KKEAIMCKTNVM35cNcNypQKrmoL5 p8USvirr1OmofUhqPVPT6evJERBlAoRhCllGLJbbhh1n6i9c8bTgR+K8mTlt/Iaojd6S fJVwanEV54qg3M8NicjW1niRyHZ3FmanN/4+ytIHe1PSQVi3x3JQMSPAuFoQW1XZlUlR oTO7vIlpU1q2Wv+wq7y9QKfOagt4diEgr0MdnjElrHEbgLm10VD2sw5I+pkFUdyajn/O Klyw== X-Forwarded-Encrypted: i=1; AJvYcCXd4+H/JdE7RSu4bZq4c6e/BlyLBfMlioxp7pEhpLMm9icgqk49hxUpnN/GD307VTXWSKGXxWMGwg==@kvack.org X-Gm-Message-State: AOJu0Ywcalzqxgm0vS4/OCG9AgcyuLpGfKpM+zyo0MsnMtkPFGvpZmLN VeijC2Wp3KgShSXIuYEd/Wn0kR/mYcD+Cx81DW/ykWFCE27XkNKtjTKth4a05gKnvuIV+RDjBYS qPwT8mgqUDoCQR0soJJe9altn2jWJML3FQ1bciJzvLwOQA9b10Gi8 X-Gm-Gg: ASbGncuGEyYLOLrPixEAjsQOWBBWfRY8b9Oi4igmkou8w029fFPx5JV3s/AcbpkoNoH +OqraRQHP1HsNrGoz3ExycB22PEz4MButfqNpnVHsXheBkdIGkBxrwvWRIT4ySL/1spykNO3dXK 4mtQzVG0GaXC8kyIWQNUZNdibSOUacrcpYQ4ejPbxzcaHX/PwnzQoaB/65/ghtv5hxLlT2v5wbm ovfDPVLnoryCMVLKUZs5ijV8ud2jYIwPzXq3sXSvVfzg7g4k6WVzlbT4Vlr9rI+eHP/Waq3n179 vB3tT/24ZD4ObpdnbCQf7gpJjQYAfhNW7cBwCVgkOFoa+xjuPYh1w4LByhUmrAZ2qxNMPaaLSUN mdikTrUsj6YKV9hcpz1sq+BVWEuQLZBqzAC0GewVl0n/oYuuA0ffMKcc7hI/Ks5eAqGJPxIU6Jh VLUMblMKxLOlICt1TLY06o0u6hyvE= X-Received: by 2002:a05:600d:8231:b0:471:1db3:6105 with SMTP id 5b1f17b1804b1-4711db36173mr118253955e9.33.1761236007588; Thu, 23 Oct 2025 09:13:27 -0700 (PDT) X-Google-Smtp-Source: AGHT+IFIBFxSSw3+IKAFXz0EGdOjGrB1iGECsd05YGqHD0B7YU/PNcL8LH4TmKfjCrviJIPRDDTiVA== X-Received: by 2002:a05:600d:8231:b0:471:1db3:6105 with SMTP id 5b1f17b1804b1-4711db36173mr118253775e9.33.1761236007181; Thu, 23 Oct 2025 09:13:27 -0700 (PDT) Received: from ?IPV6:2003:d8:2f4e:3200:c99d:a38b:3f3a:d4b3? (p200300d82f4e3200c99da38b3f3ad4b3.dip0.t-ipconnect.de. [2003:d8:2f4e:3200:c99d:a38b:3f3a:d4b3]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-475caf4642fsm42674025e9.17.2025.10.23.09.13.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 23 Oct 2025 09:13:26 -0700 (PDT) Message-ID: <774c443f-f12f-4d4f-93b1-8913734b62b2@redhat.com> Date: Thu, 23 Oct 2025 18:13:25 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3] mm/shmem: fix THP allocation and fallback loop To: Kairui Song , linux-mm@kvack.org Cc: Andrew Morton , Baolin Wang , Hugh Dickins , Dev Jain , Barry Song , Liam Howlett , Lorenzo Stoakes , Mariano Pache , Matthew Wilcox , Ryan Roberts , Zi Yan , linux-kernel@vger.kernel.org, Kairui Song , stable@vger.kernel.org References: <20251023065913.36925-1-ryncsn@gmail.com> 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 ZW5icmFuZCA8ZGF2aWRAcmVkaGF0LmNvbT7CwZoEEwEIAEQCGwMCF4ACGQEFCwkIBwICIgIG FQoJCAsCBBYCAwECHgcWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaJzangUJJlgIpAAKCRBN 3hD3AP+DWhAxD/9wcL0A+2rtaAmutaKTfxhTP0b4AAp1r/eLxjrbfbCCmh4pqzBhmSX/4z11 opn2KqcOsueRF1t2ENLOWzQu3Roiny2HOU7DajqB4dm1BVMaXQya5ae2ghzlJN9SIoopTWlR 0Af3hPj5E2PYvQhlcqeoehKlBo9rROJv/rjmr2x0yOM8qeTroH/ZzNlCtJ56AsE6Tvl+r7cW 3x7/Jq5WvWeudKrhFh7/yQ7eRvHCjd9bBrZTlgAfiHmX9AnCCPRPpNGNedV9Yty2Jnxhfmbv Pw37LA/jef8zlCDyUh2KCU1xVEOWqg15o1RtTyGV1nXV2O/mfuQJud5vIgzBvHhypc3p6VZJ lEf8YmT+Ol5P7SfCs5/uGdWUYQEMqOlg6w9R4Pe8d+mk8KGvfE9/zTwGg0nRgKqlQXrWRERv cuEwQbridlPAoQHrFWtwpgYMXx2TaZ3sihcIPo9uU5eBs0rf4mOERY75SK+Ekayv2ucTfjxr Kf014py2aoRJHuvy85ee/zIyLmve5hngZTTe3Wg3TInT9UTFzTPhItam6dZ1xqdTGHZYGU0O otRHcwLGt470grdiob6PfVTXoHlBvkWRadMhSuG4RORCDpq89vu5QralFNIf3EysNohoFy2A LYg2/D53xbU/aa4DDzBb5b1Rkg/udO1gZocVQWrDh6I2K3+cCs7BTQRVy5+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: <20251023065913.36925-1-ryncsn@gmail.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: U2Lg5k-weNII9HV6l_WyK6z5hhf-BABFDBuafdNlx1s_1761236008 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 5350C1C000A X-Stat-Signature: t9ornbwbfj5bngkhxfsmpfineoucng44 X-Rspam-User: X-HE-Tag: 1761236011-789047 X-HE-Meta: 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 2YnsAZRI kV36Bdr2uH45m1LSpCRNNX8JLzEAmyfwq5p16bIDMEN/JAZl/zsj8efRmq2wndnyy6ecY2W8sD8CrmS7e2hZ1mYXFBQBnTBQBMoD595/KiPhH3N5giI82v5tisruy+Bcrm6h738RN1KKbaZw10/MSIegB4kCwwi1EgvcskYefYWZhSnwDLPi9cwFLHZqoDgG0MHPR2fNGIbj7KJyK9KgCYzH6H0tthbfO6w1QYagBIMjH+6vZMSkfhCWMJ5keCWKQu/+aRZz0OExRSxqJH2LlyZHhvFiEPY8PRCgzq87D6W0jwlhBO03Z69o5M0j6iLiE9VwTETjCSx2wNL2jQYkaNOhl8v+jP347rB04E4YPcFQ3bGuHTeiSOF8HUMxr5DzXMrf68UZsVorFcYQuX4DglkQWiMhZWcclFNPOVqJ+DISxhI9MsvLzhk/TEHt0sb0A0DTAR7ndatRB9AAEms93xm1m5xnyCLom6sUK1ar9MQb0S3A= 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 23.10.25 08:59, Kairui Song wrote: > From: Kairui Song > > The order check and fallback loop is updating the index value on every > loop, this will cause the index to be wrongly aligned by a larger value > while the loop shrinks the order. > > This may result in inserting and returning a folio of the wrong index > and cause data corruption with some userspace workloads [1]. > > Cc: stable@vger.kernel.org > Link: https://lore.kernel.org/linux-mm/CAMgjq7DqgAmj25nDUwwu1U2cSGSn8n4-Hqpgottedy0S6YYeUw@mail.gmail.com/ [1] > Fixes: e7a2ab7b3bb5d ("mm: shmem: add mTHP support for anonymous shmem") > Signed-off-by: Kairui Song > > --- > > Changes from V2: > - Introduce a temporary variable to improve code, > no behavior change, generated code is identical. > - Link to V2: https://lore.kernel.org/linux-mm/20251022105719.18321-1-ryncsn@gmail.com/ > > Changes from V1: > - Remove unnecessary cleanup and simplify the commit message. > - Link to V1: https://lore.kernel.org/linux-mm/20251021190436.81682-1-ryncsn@gmail.com/ > > --- > mm/shmem.c | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) > > diff --git a/mm/shmem.c b/mm/shmem.c > index b50ce7dbc84a..e1dc2d8e939c 100644 > --- a/mm/shmem.c > +++ b/mm/shmem.c > @@ -1882,6 +1882,7 @@ static struct folio *shmem_alloc_and_add_folio(struct vm_fault *vmf, > struct shmem_inode_info *info = SHMEM_I(inode); > unsigned long suitable_orders = 0; > struct folio *folio = NULL; > + pgoff_t aligned_index; > long pages; > int error, order; > > @@ -1895,10 +1896,12 @@ static struct folio *shmem_alloc_and_add_folio(struct vm_fault *vmf, > order = highest_order(suitable_orders); > while (suitable_orders) { > pages = 1UL << order; > - index = round_down(index, pages); > - folio = shmem_alloc_folio(gfp, order, info, index); > - if (folio) > + aligned_index = round_down(index, pages); > + folio = shmem_alloc_folio(gfp, order, info, aligned_index); > + if (folio) { > + index = aligned_index; > goto allocated; > + } Was the found by code inspection or was there a report about this? Acked-by: David Hildenbrand -- Cheers David / dhildenb