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b=rk30CB/9fQTiaBMqINWq0uEjmSOmBEYvPcP1lUI0f+FgAbkmN4xzlGGOQ5FKfPWPIYmUd7EOhHvJYCut3tKdTNJu5auTUR8cY1pylBhZlaTE8UrnqcibjkA/fV6oqrt9kPuXwxpWEmUBcc31YddyIjDC809ocQh9HdG/AlFgCGE= X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R351e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=maildocker-contentspam033037026112;MF=baolin.wang@linux.alibaba.com;NM=1;PH=DS;RN=13;SR=0;TI=SMTPD_---0X93ZATh_1786951492; Received: from 30.74.144.121(mailfrom:baolin.wang@linux.alibaba.com fp:SMTPD_---0X93ZATh_1786951492 cluster:ay36) by smtp.aliyun-inc.com; Mon, 17 Aug 2026 15:24:53 +0800 Message-ID: Date: Mon, 17 Aug 2026 15:24:52 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 0/3] mm: khugepaged: fix tracepoint UAF To: Lance Yang Cc: vernon2gm@gmail.com, akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org, nico.pache@linux.dev, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, usama.arif@linux.dev, zokeefe@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org References: <20260815174444.4164-1-lance.yang@linux.dev> <20260815181632.21453-1-lance.yang@linux.dev> <0c4125f4-fbaa-43ad-9cc6-b9c5ae4af89f@linux.alibaba.com> <811a8454-daef-4a2c-a1a8-4374e83f8c35@linux.dev> From: Baolin Wang In-Reply-To: <811a8454-daef-4a2c-a1a8-4374e83f8c35@linux.dev> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspam-User: X-Rspamd-Queue-Id: 62EAA40002 X-Rspamd-Server: rspam07 X-Stat-Signature: rk6f7iucoy13m1ytzckng8npfsyyxt3b X-HE-Tag: 1786951497-115750 X-HE-Meta: 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 fzsXS2bb pJ4jykBzFbVwdEDSQbXoB1rI0tr49+2RN04Xnm8uFzd7xMAFRUtORYAqdDxvsmMToePwpSK/2/NTWs3lfeIiA5qaIxAeAIaBIBhC1t57u2M62P/FotAoAn1FylewS9hxQwGwl13r8y3nMbgNBFIvqBL7KzKn00SMsM5hFycJSZIcMtRYiwm8kiL7kH0Ttgqbh/JSPcPC+s2wKyCpe4+d/04y4+85NJi+WyOJCbHb9Qrbr3j8nC1bc/tIllk6X22VBu/7jS6SqG8LpCpqDRnyW4GfmNL3VF+UYRbzZtnlR73Opob/HzoP1e0peJ0oS7UHZXWVS0Mqg7cccu1A= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 8/17/26 10:53 AM, Lance Yang wrote: > > > On 2026/8/17 10:25, Baolin Wang wrote: >> Hi Lance, >> >> On 8/16/26 2:16 AM, Lance Yang wrote: >>> +Cc Baolin >>> >>> On Sun, Aug 16, 2026 at 01:44:44AM +0800, Lance Yang wrote: >>>> >>>> On Sat, Aug 15, 2026 at 01:19:21PM +0800, Vernon Yang wrote: > [...] >> Otherwise, I can fix it. Thanks for your report and analysis. > > Yeah, please go ahead :) Thanks, Baolin! FYI: I've posted the fix and verified it resolves the issue from my testing. https://lore.kernel.org/all/ed34ca03ae7d65e89467fb87bc961f5497049c00.1786948410.git.baolin.wang@linux.alibaba.com/