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From: Muchun Song In-Reply-To: Date: Wed, 15 Jan 2025 11:45:01 +0800 Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org Content-Transfer-Encoding: 7bit Message-Id: References: To: cheung wall X-Migadu-Flow: FLOW_OUT X-Rspamd-Queue-Id: 15972180003 X-Stat-Signature: kkmb916dz71ima8bubwx1pz17t56hycr X-Rspam-User: X-Rspamd-Server: rspam11 X-HE-Tag: 1736912740-457290 X-HE-Meta: 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 xGjs1/hf Htbg5Rhz8YfgMJIDUvmP1QmwpuTf0dJYIbDScez12K4LQBkEwVeDNjo1jZcxdshnTw5+3u9x1Wp9EhQHB4tC4tcsvdb+IN46Pfv+wrSfthFEwJZoQ5YMuXq97IOq2S/NNHJIzw5fqSgNrsb2UblatSiMSw1DLLzLsq9hGYy6vPZPWuPbgOSdSWsVPn1COSnSDbI4P+TN+lWBpNHooY1SrYiO/yyHMK80OK95juJ2HYcNSJpQMX5f1j+UsCMkhYYHtYYcCv2GRJLySSotsDglBq6jd10/vs2Au41gIOkJwks2ENAnm6ew5unkmKeeH5eO8BT1qaLJjy1FI1ljG0v7k5I/e9A48TdnNxwkQ0/0DU8k4+30krmRQbM6VxA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000148, 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 Jan 15, 2025, at 10:17, cheung wall wrote: > > Hello, > > I am writing to report a potential vulnerability identified in the > Linux Kernel version v6.12-rc4. This vulnerability was discovered > while i was testing the kernel. Thanks for your report. I'll fix it later. Thanks, Muchun > > Linux Kernel Repository Git Commit: > 42f7652d3eb527d03665b09edac47f85fb600924 (tag: v6.12-rc4) > > Bug Location: update_and_free_pages_bulk+0x657/0x810 mm/hugetlb.c:1860 > > Bug report: https://pastebin.com/q8J3z5Gq > > Entire Log: https://pastebin.com/AQF101kq > > Thank you for your time and attention. > > Best regards > > Wall