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[2003:cb:c701:7200:bb8f:4362:97b4:df85]) by smtp.gmail.com with ESMTPSA id l11-20020a5d526b000000b002422202fa7fsm9241067wrc.39.2022.12.12.08.40.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 12 Dec 2022 08:40:22 -0800 (PST) Message-ID: <590404d8-4cb4-839e-c8a0-558fa4d059c4@redhat.com> Date: Mon, 12 Dec 2022 17:40:21 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.5.1 Subject: Re: [ammarfaizi2-block:akpm/mm/mm-stable 29/237] mm/gup_test.c:257:13-14: WARNING kvmalloc is used to allocate this memory at line 248 (fwd) To: Julia Lawall Cc: Yang Li , Linux Memory Management List , Andrew Morton , GNU/Weeb Mailing List , Ammar Faizi , oe-kbuild-all@lists.linux.dev References: From: David Hildenbrand Organization: Red Hat In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 7187D40007 X-Stat-Signature: a3m6br7d59azdmnpqkud6okkwjz8mcxo X-Rspam-User: X-HE-Tag: 1670863226-26749 X-HE-Meta: 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 VJn2+Zxw 3WmIW+6RtKu2opFjF/lUOD2jI8VdiSV20y9o9zs9JsXXWoDxDj/qKMyRAuIMQYhzx0HKLJfKqQUDeSfJhIuJfRUfRwWq72PKxTx1JXvI8DBWXiXZA+8Ce/mHtUvWnr3jmJ3w3FoHS45CiooD0b++zJvXW2sRwMVXaxQXnBop5rBfuJg6tnIq6AKU2CA460aTGYVKh 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: On 12.12.22 17:26, Julia Lawall wrote: > The concern is that pages is allocated with kvcalloc, but freed later > using kfree. > Indeed, that's wrong. Will send a fix. Thanks! > julia > > ---------- Forwarded message ---------- > Date: Sat, 10 Dec 2022 22:02:56 +0800 > From: kernel test robot > To: oe-kbuild@lists.linux.dev > Cc: lkp@intel.com, Julia Lawall > Subject: [ammarfaizi2-block:akpm/mm/mm-stable 29/237] mm/gup_test.c:257:13-14: > WARNING kvmalloc is used to allocate this memory at line 248 > > BCC: lkp@intel.com > CC: oe-kbuild-all@lists.linux.dev > CC: Ammar Faizi > CC: "GNU/Weeb Mailing List" > TO: David Hildenbrand > CC: Andrew Morton > CC: Linux Memory Management List > CC: Yang Li > > tree: https://github.com/ammarfaizi2/linux-block akpm/mm/mm-stable > head: 3b91010500eba3601e906b0e92cf84fab4d895d1 > commit: c77369b437f983a862bb6741814670d4ad38478c [29/237] mm/gup_test: start/stop/read functionality for PIN LONGTERM test > :::::: branch date: 11 hours ago > :::::: commit date: 5 weeks ago > config: arm-randconfig-c44-20221209 > compiler: arm-linux-gnueabi-gcc (GCC) 12.1.0 > > If you fix the issue, kindly add following tag where applicable > | Reported-by: kernel test robot > | Reported-by: Julia Lawall > > cocci warnings: (new ones prefixed by >>) >>> mm/gup_test.c:257:13-14: WARNING kvmalloc is used to allocate this memory at line 248 > -- Thanks, David / dhildenb