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([2607:fb90:e680:45db:40d5:ddff:fe3f:4ebd]) by smtp.gmail.com with ESMTPSA id t19-20020a9d7493000000b006e2d8b5d9e5sm591148otk.21.2024.02.13.13.11.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 13 Feb 2024 13:11:28 -0800 (PST) Message-ID: <162ebbd7-c319-ac29-50ba-c36c438c44e9@landley.net> Date: Tue, 13 Feb 2024 15:19:10 -0600 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Content-Language: en-US To: Tobias Klauser , Christian Brauner , "linux-kernel@vger.kernel.org" From: Rob Landley Subject: sys_tz is not namespaced. Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Re commit d95debbdc528 fixing CLONE_NEWTIME to work in clone()... I note that sys_tz in kernel/time/time.c does not appear to be namespaced? You might want to at least fail trying to set it outside of the root time namespace. (Line 186, unless security_settime64() is already doing that?) Rob