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[217.213.93.172]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5428becbbf4sm2312143e87.256.2025.01.16.06.03.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jan 2025 06:03:59 -0800 (PST) From: Uladzislau Rezki X-Google-Original-From: Uladzislau Rezki Date: Thu, 16 Jan 2025 15:03:56 +0100 To: cheung wall Cc: "Paul E. McKenney" , Frederic Weisbecker , Neeraj Upadhyay , Joel Fernandes , Josh Triplett , Boqun Feng , Uladzislau Rezki , linux-kernel@vger.kernel.org, Steven Rostedt , Mathieu Desnoyers , Lai Jiangshan , Zqiang , rcu@vger.kernel.org Subject: Re: "WARNING in rcu_sr_normal_complete" in Linux Kernel v6.12-rc4 Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Hello, Cheung Wall! > > 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. > > Linux Kernel Repository Git Commit: > 42f7652d3eb527d03665b09edac47f85fb600924 (tag: v6.12-rc4) > > Bug Location: 0010:rcu_sr_normal_complete+0xd0/0x110 kernel/rcu/tree.c:1638 > > Bug report: https://pastebin.com/kuJ7wnPe > > Entire Log: https://pastebin.com/fT42ya0T > > Thank you for your time and attention. > Do you have a reproducer of this splat? Thank you in advance! -- Uladzislau Rezki