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Howlett" , Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v8 14/21] mm/mmap: Avoid zeroing vma tree in mmap_region() Date: Thu, 3 Oct 2024 00:58:51 +0200 Message-ID: <20241002225852.3863-1-spasswolf@web.de> X-Mailer: git-send-email 2.45.2 In-Reply-To: 20241002215808.5475-1-spasswolf@web.de References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:RYTTU9MEafiMd0207De91fwINDOAE+xPa4p8iB6BTt3DPozc+C7 ygpexCEQN47dXt4E8BVmvsRGB2K+XcGABo20fbdwY/5Eyc1bqgoPxTFpb7Tw2rLwQ4s9hVr PSqX2cF4A/I0Jm7LoeeyDw4N7RY6wVSwjkCMVCa8qG1Mfmhblxf34DeFDVuhFeZUSQnKQxf sqCnZ7BMf6RrwZq9Ohqag== UI-OutboundReport: notjunk:1;M01:P0:BjaJ/4095ag=;sW6sDjW4gfrLM5QM3WaKObULrTs k9ANOxyoOX/s354xPYGe2nC+vY1qLfLnfvTHIeug5jt3oNaOKns49yQY7ILBM2ZZ1M5w6FuZo 9E/rCG1pnH0+/e8sK8XASsQYot+J1VOwJcqjuJYwyRNABLkGaxqePDrJXkzktxhH/AEo8eT0Q RS7gdZa6W5tBwv9oGjr9idCTdPJdpSt8kfjZMIPuERDzUcHkLsXp/nN0ilWGV5LhwC8swOpyz HbZmJdkEA8mOV5DINkEWR9dVNY0S7wVX4F3GA6hSD2Kv84w8QWsqXC2o9uRGeWXPet/QC69fV /nZf73nxk5c+8GNPCB5di6Xczm6ICsuR0jawSvVpEF2iqmXsiy3342pMx5JZr52/UE+Ken/gx 7OloXx3oyMfkdvBOCJmsMTwJ7NEkr3NRLbuDpT8OcWpbnZ3pcxhGBLtwwRUxveC/WF78N35pi 32adM7VYGbNjHgP5EoigbhF7y1/h+jSWbDQSPuITMT8h/pXwT/kxu5hG6suhm41daGsVpsDVP yF3zqhG01swQf4J6lPpS3iUgRlO79PkNe86R22IwuemOmb/t/n0PZv5LUQMI5tHUjUvq+brKH ZBY/TUDy58ZXjCRUC0DQlSsT3kGUcQEjz7uRb+2Fvw6W3z1vh8fUlXoEztAf6AE2KxHBcjf+x YwMbdrqN56W8Z2XJJJF8iwcg/EF5WtTwt/eI30qqw8B15h5EER+xHf4Si4n09ir7T6RKY0RnX K7JwZUrwUo0OOwsz7MP9HU3nGHTIWdoZZjU/idFybEL7nVm071ZWBBYMrMZdl2I70eqflLQnw /fAC81O+W/S0dyQHEXOMfdsw== X-Rspamd-Server: rspam03 X-Rspam-User: X-Rspamd-Queue-Id: 4DB2FC0004 X-Stat-Signature: kp1d97caxhcpummujawpcrz45bt4jzzm X-HE-Tag: 1727909938-843102 X-HE-Meta: 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 nfnlaevV GJ1z9ayyAuEXm9ul6G1ltz59uW9rXp+fQvfoPA3BnUCpTQbkbkaOKiVyYK3lA4jDxWiCSup1ETiNUgAtdr6CoZtiR9E2Wj5S22VLiZ6fL+eSlOXEmOjMBFHSrOOcyBT6vlvtxCLg9DsthzFYKnhWwkYWAkB9eAlXaf/EEnxrZ+wAG68Dt8yD1MbBY8Jx8mqyyFpvH9kbCc0JXIZNbduSDny5CLSfK7/5Z0+Mdjw0GI8n3cKpNjBWH/AIUyAg0ilAmIEYK0TCLtiHawy6v6isawbBBR7IH+ovanbUQ7c/g6WEtD9mDzqT22XMV3/HsA842CHQ6a7aRffFfKrfcyetuBnNxFfnnbm+SU7GOOh5mtU9iNDw= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000768, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: I justed tested the same kernel version with a .config which was created by copying the .config from the standard debian kernel, running "make xconfig" and saving. I got a crash here, too, but only on the second attempt (this has happend a few (~3) times before). I'm not posting the log as it got to long due to the repetion of the procedure, also a standard debian kernel does not print the thread id which I guess will make the log more confusing. Bert