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Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Jann Horn , Pedro Falcato , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] mm: do not assume file == vma->vm_file in compat_vma_mmap_prepare() Message-ID: <202509031346.N6FpuQIA-lkp@intel.com> References: <20250902104533.222730-1-lorenzo.stoakes@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250902104533.222730-1-lorenzo.stoakes@oracle.com> X-Rspamd-Queue-Id: 3B5E040005 X-Stat-Signature: xecfk1imx3t5do3gefs3ptrq8i8sjwhc X-Rspam-User: X-Rspamd-Server: rspam06 X-HE-Tag: 1756877208-592048 X-HE-Meta: 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 7+gR1q16 KhntUWpEPYvkW5G9kREfNowB/U3M5ZrM54zjhrqj8r2OkA1rmFtfW7kCHZWS5sbxQGyIqRo7BRoS144CWxdbhFyCvkuLW6i4hc2lHFXF462A9jvsEhLv5ajhBd3nHfpX3LwWJ4Oi8vmShf/E2MS/Ly+fXexM62/z1t6TUCv8jtiLwT71Tj+sdNC40TyVCdyAFutV3rE3tEDmH2tXZUtFbcHshBTTzZWqsSxeIxcXUq9xKXXg+a0QopFNbEExEQjJxkYgzSiPzizdC5Huf5KRLBgC8J+KNVMbAL+ELfh4C+Jir4EBCDrlOJEsFtPrY65MtyLgpLnNiLBJScy/NQSEiQfWarCxS4XU1OYJPXQWp2zE8HR3J0gzOwg5W7H41+8PEGmzCMjcLCebEIXQ= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Lorenzo, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Stoakes/mm-do-not-assume-file-vma-vm_file-in-compat_vma_mmap_prepare/20250902-184946 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250902104533.222730-1-lorenzo.stoakes%40oracle.com patch subject: [PATCH] mm: do not assume file == vma->vm_file in compat_vma_mmap_prepare() config: i386-buildonly-randconfig-001-20250903 (https://download.01.org/0day-ci/archive/20250903/202509031346.N6FpuQIA-lkp@intel.com/config) compiler: gcc-13 (Debian 13.3.0-16) 13.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250903/202509031346.N6FpuQIA-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202509031346.N6FpuQIA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> Warning: mm/util.c:1145 function parameter 'f_op' not described in '__compat_vma_mmap_prepare' >> Warning: mm/util.c:1145 function parameter 'file' not described in '__compat_vma_mmap_prepare' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki